Document 5kGKLbL9k9yraeyxXmvNq1OY0

fi....lf American .- CSOeCraiemtyic-'. ;;;~.;-:-. $' ~~.i 4 PLAINTIFF'S EXHIBIT i CCAEMR--1354 5 February 15. 1993 I hereby certify tIlat the attached. copies of American CeramicSociet'y:BulletJn, Volume 40, 1961. are m.'e and accw-ate copies. which are maintained in the normal COun;eof b~siness at the Amerieati Ceratnit SocietY: 735 Ceramic Place: . 'Westerville; ohiO 43081. .' '.' ct0=t~ 5 { 'L.._~.Christine Schnitzer ~6 Prodqcl Mmlager Ceramic Information 'Center ~ ;,;- ;." 735 Ceramic Place ~-:~._ Westerville, Ohio 43081-8720 : ~~6T1W4X; 8904700 7101109409 - .. r, I l """plete series of gunning. ramming and casting 1!fractories is available from Harbison-Walker to Il!el every furnace operating condition and temper- lllIre requirement. Harbison-Walker engineers will ltip you select the proper brands to assure best ~ced service life. Write us for complete details. ~ ~CltrUliNACE APPLlCA,IONS:ARCHES ASH PITS, BOILER SmlNGS ~ CHlftGS. BURNER BLOCKS BAffLES, CATALYTIC REACTORS, DOOR ~lk1llO.NDUjC(ITLSNASNDANPDIPCIANRGS. ELECTRIC fURNACE ROOfS. HEARTHS LADLE LININGS, ROTARy KILN CHAIN IOHS, HOODS, COOLERS AND OUST CHAMBERS SOAKING PIT COVERS -1 INDUCTION fURNACE LININGS '11""'I ..... " " " .. ~ "'. .,._ ' ", I ~-I / HARBISON-WALKER MONOLITHIC REFRACTORIES Now packaged for easy handling and time saving on job site Newly-designed square-end bags, zip-open cartons and sturdy steel drums provide users of Harbison- Walker's monolithic refractories with easy handling, better paJIetizing and efficient storage advantages. A distinctive color for each brand speeds product iden- tifica,tion on the job site. . Tj!'l bags for packaging castsbles are made of sturar,.JIlulti-wall, moisture-proof material Brand names .;hd mixing directions are clearly printed on each bag. 'The easy-to-handle zip-open cartons con- tain plastic refractory slabs wrapped in polyetbylen< moisture-proof material, insuring good shelf life. 'Th< results- besides easy and efficient handling-suI- G'stantial savings of time and labor in installation. HARBISON-WALKER AND SUBSIDIARIES ;R:E'FlRA~C~T~O~RlIEeSlCO. ".~ GENERAL OFFICES: PITTSBURGH 22, PENNA. . MY{ 61J! :.---- , VI. R. ifrs.n J,..1U , college, 1l Ricble Fesearc;. csldwel. vcrsity, duty it: affilia.tec Berna trainee Co. H : graduat~ '1958. - I1Wpasahl.e. ' Ceratr11C Space r bort .'Re Illinois, }uldn Co., Te~ He has fica tion , part-meT. Divisior: Harol. Johnsor:. up a cer substra.t' depositit tones r ;- Enginee" ; :L.F.~ ~lDc. M~ dielectri. 'tbe Mu; ,:Los /l.ng 'formerly tronics I Jack! as a reSt velopme vers;ty, : isa me-::Rona:: Ridge l' Installat division Pe.nDsvh of Tb~ P. Chari. Lime C( l'"itb the salesmar: Was eSpt Society. ' ment. ... fall mee~ NOIlIl< Hocking tncot lab i~g. temf. uU1versil Soctety ;: VOL. 40, -. U~lunR1Bol .. .: ,-. 1 1 !; ,,' 1 i -j I ", . ", -.'''-_'' .".-. ":-- .'- ;:-.. n-iE 'AMER(CAN CERAMIC SOCIETY .. '"';: " : .....,..., .. "';_'~":A ~:~'-': .,", ~ ',-t. I" ~1" . Nominations for Officers, 1962-63 The American Ceramic Society ~-EJed: PA'tl'L V. JOHXSOS suuct:t1J'al Clay Products Re5ClJ"Ch Instirote Gd''''''' Ill. 'llo''. 'W'. G"A~SE::!XS s;t:rr:i Talc Co. South Pasadena. Calif. f<A"" JAN"'" II. F. Drakenfeld &: Co.. Washington. Fa. ~. F. Osso"" P"cm1SYlva.nia State University. University Park. Fa. ~: Cu.mR..O'ERS-r lttdUSU'iAl Cc:ramic Products, Inc. Columbus. Ohio Basic Science Division ~inJJIJ,s-EJu:t: IVAN B. CtTTLER UniVC'Sity of Utah. Salt I..a.ke City. Utah ftitCicirmaft: 1. H. WBSTBRooK: Gener.al Electric Research Lab, Schenectady. K Y. 5t&'fJ'J.r,: JOIOi B. WACJr1'JU.N, lit. Natio:a.al BUTeaU of Sta.ndards, Washington. D. C. DeSign Division CA&imJlUZ.: K.E~~"E'!E GALE Mosaic Tile Co.. Zanesville. Ohio rsttCMirma,.: RUSSEU. PluCE DoultOJJ & Co., Inc.. Kew York, K Y. satmt! Viu.Channar.: A.L.FRED DL'"BE StttsaD China Co. Lincoln. Ill. StutJcry: F.]. VON TuRv VocU11]'. Inc.. Penh Ambo)', K. J. Electronics Division {j,r;.inn4nEJed: LomsH. LAFORGE, JR. Sylvania Electric Products, Inc., Sudbury, Mass. f'.a-Ch.a.innan: Wn..u..1U> E. HA'OTB, Itt. AC Spark Plug Div.t Genua! Moto~ CoTp.Flint. Mich. $anJ<lry: Al.ExIs G. PINcus G<n=l Electric Research Lab. Scbenectady. ii. Y. Enamel Division Ci4inn.an: R. S. SRE'LDON Whirlpool Co",.. St. Joseph. Mich. r$U.Chainncn: GBORCE W.A.RRE!';' PfaudlCT-Pernmtit. Inc. Rocheste:'.:r;. Y. Stadary: GRA.J."'T E. MILLER ferro Corp. Cleveland. Ohio Gloss Division T1'SlStu: NORBERT J. KREmL Bausch & Lomb. Inc.. Rochester. :K". Y. CAainnan: Cu.REN'CE L. BABcoc::x Otren$-minois. Toledo. Ohio riu-Ch.cif"lJl4n: FUD W. MOWREY Ameria:.....,-saint Gobain Corp.. Kingsport, Tenn. SttC'fUl Viu.Oainnan: ROBERT D. MAtTRER Cotnmr Glass Works. Corning, K Y. Scm:14ry: FAY V. TooLEY University of Illinois. Urbana, TIL .> Dates Obtaining This Year };ominations fOT Society. Class, and Division officers must be ztlaiItd to the Editor of the CER.AlQC BtTLLETIN by September 9. to assure pnblicatioD in the October issue as :required by the lllks. (Articles B VII.R VIII. and R lX) . Nominatious made by membe:rnbip petition must be forwarded III time to rc:acb the ~ual ~tary OIl or before November 15. IAnicl<\.B VII. R VIII. and R IX.) &nots must be maned to the qualified members of The Society .,.,.~ Decembc-l. (AniclesB VIIandR VIl.) .\{~ shall nturn their marked ballots in time to reach l'ht: SOCiet3':; offices by the tt."'St day of January. (Articles B \111 iOdIWILj! '1bf Scnif!c~ shall npon to the President on 01" befo~ the !!t<enth day 01 January. (Ankl. B VII.) VOL. 40, No. 10 (1961) Meterials & Equipment Division Ciw.~,.man.EJuJ: CH.AJU.Es R. LAND8ACK, JR. Carborundum Co. Latrobe, Pa. Viu-Charmar.: NElL T. MORRISON Bell Rese.arch. East Liverpool. Obio Secrtta1')': WILLlAJr! G. COULTER Pemco Corp. Canton. Ohio Refractories Division Cr..a.irman: ROBERT J. McEvoy Owens-Corning Fiberglas Corp .. Huntingdon, Pa. Viu-Chc.irtnlJn: TBOXAS S. SB]l:~ University of Washington, Seattle. Wash. Secretary: 5TEPEEN D. STODDARD Los Alamos Scientific Laboratory, Los Alamos. N. M. Structural Clay Products Division Chairnu:71-EJect: AR.T1roR J. JABBtTSCH Pomona TCTa Cotta Co. Greensboro, N. C. ViceChairmar.: PAUL D. MAR.TINO Ca.nnelton Se:wu Pipe Co., Cann~ton. Ind. Secreta'): GEORGE J. BISHOP, III COlumbia Brick & Tile Co. Columbia. S. C. White Wares Division Truslu: ARNO M. ILUNG Cambridge Tile Mfg. Co .. Cincinnati. Ohio Chairmcr.EitC1: FRANE. P. FOh"VIELl.E, JR. Dentists' Supply Co. of New York. York. Pa. 'Vt'a-Chairman: WAI,.TER W. PEP.EDo'S United States Stoneware Co., Akron. Ohio S~cre.tary: A1.FREoo POlJUl. National Tile & ManufaC'tUn."lg Co. Anderson. Ind. National Institute of Ceramic Engineers Trustee: EDWARD C. HEJIo"}tY ~eraJ Electric Co., Syracuse.. N. Y. Pr~sUkr.J..E1ect: Vln.UA.1d W. CoFnEN Metal & Tbe.."lD.it Corp., Rahway. N. J. Viu-PresUkn!: WINSTON DOe:xt:llORTB Battelle Memorial Institute. Columbus, Ohio &creroryTreasurtr: M~ P. BE1't"NTI' Gladding. McBean & Co. 5a.I:I Gabriel, Calif. . Ceramic Educational Council Trustee: GII...BERT C. ROllINSON' Clemson College. Clemson. S. C. Presw.er.J..Eleci: WILLIS E. MOODY ~rgia Institute of Technology. Atlanta. Ga. Vice-President: G. EDWIN LoREY Missouri School of Min~, Rolla. Mo. J.S~r-reta1'yTreasur": ROllERT BEAI.-S University of IlliDois. Urnan3. Dl. Nominations and Elections The above nominations are publisbed in accordance with the Constitution, ByLaws. and Rules of The American Cc:nl.mic Society. Rcier~ce may be made to the roles for this p~ure in the Bou..E'rn': for Feb 1952, p. 62. Ballots for the election of officers of The Society aDd for the election of uustee5 aDd officers of The Divisions W11l be mailed to each Mcnber in good staDdillg the rst ciay of Decemhe-. They must be returned to be received in The Society offices before the first day of Januazy. shan mArticle B VII 2 provides: The names of the Trustees' nom- inees, together with this EyLaw. be published the Al.mJUCAN CE:R..UaC SoCIETY EOLLE'TIN OD or before the fifteenth day of October. A.nytw~t}fivevoting memben in good stand ing may. by sigued petition, Dominate any additional c:a.ndidate fOT one or mOTe of the office;, provided: the signed. petition. 10- gethu with assurance of assent of the: c:a.ndidate or ca.ndidates reaches the General Secretary of Tire SoCIETY on or bdore the fifteenth day of November following the publication of the Trustees' nominees. The petition may be in multiple copies and the G~e:ral Secretary shall, if such be the case, certify that at least twenty-five signen are eligible to vote." 551 -. Membership Roster l,..E:SHl:,. RCA L LEX Al'I ,. IE: E. 4 The American Ceramic Society New Y (A. E .. ,.l-EXAl'I 306 De LEXAKI }. Soutb," J034 \\ This Roster is published anI}' for the convenience of members of The .o\mmcan Ceramic Society. Its use as a tDailing lis . Tiolation of fedC'dl copyright. t IS ill rate ListiDrs are Roster for t in he QIphabetical orde:r. National Institute of New memht::r'S received too late to be included are listed Ceramic Engineeno. showing grades of membership, is on in the Add pages 675 enda and 6o7n7paofgeth6iis3lssuA~. ThC'Sc listings give the member's prefen-ed mailing addnss. Where this is Dot his business address his company connection ise. in parentheses. Divisions and other Society a.fiiliations are indicated in pareD'theses follow1Dg each name. in accordance with thsho'lta riven below. The absence of aDY such designation indicates that the member is from outside the United Statt's or a student mt C'Od! neither of whom bas Division afiiliation. trnbe:-. Los AT ALEXANl "fennls (Selas ,.l-FORD, . 15 Rivt (U. S. "LGEME~ De NE ENGL E-Basic: Sc:ic:nce Division D-Design Division E-Enamel Division G-Glass Division L-Electronics Division M-Materi.a.1s and Equipment DivisioD R -Refractories Division S -Structural Clay Products Division W-'\V"hite Wares Division X-No Division affiliation F -Fellow of The Americ:a.n Ceramic: Societ J -Junior Member yo 1 -National Institute of Ceramic E:ngin~ C ---ceramic Educational Council (W.J. H ..gw /.LLARDIt /--.P.G Sox2S Al-LEM/--~ Brush 24353 ( ,.l-LEK, A CeraI::::: ADAMS. P. Bruce (G) AI!\GER, Frank W. ABBEY, R. G. (G) General Rdractorie-s Co, 1520 Locus~ St., Pbi~deJphi.a 2, Pa.. ABBOTT, Russell W. (G) LibbeyOwens-Forc Glass Co, 170: E.. Broadwa)', Toledo 5, Ohio ABE, 'rosio 1001, Kami-ikegarni-<:ho, OU-lru 'Iokyo, Japan' (Tokyo Shibaura Electric Co., Ltc.) AEERNETHY, Lonnie L. (BI) Texas 1nstruments, Inc. Box 5474. Dallas 22, Texas ABR..-\MSON, Isaac Av. Atlantica 2856, Apto. 403 Rio de Janeiro, Br.uil (lUabiD Innaos & Cia.) ABRILLE. A. Villa San Miguel Brewery,Inc. lll2 J. p.uurel Sr. Mal:)ila., Philippines ABREU, Henry J. (S) Jova Brick Worb. Roseton, N. Y. AC COMPACTING PF..ESSES. INC. c/o ARNHOLD CERAMICS, INC. (Walter A. Gon) Box 223, Nixon, N. J. ACCOUNTruS, Oliv., E. (R) 18625 wsa.ndra, Ta~, Calif. (Rodcndyl:)e) ACLOQU, Paul Compagnie de SaintGobain 52 Bd. de 1a Villette Paris 19c. France ACME BRICK CO. (Lucius C. Gresham, Jr.) Box -425. Fort Worth 1. Texas A C SPARK PLUG DIV. GENERAL MOTORS CORP. (Karl Scbwaf"UWalder) Flint 2. Mich. Corning Glass Works Resurch :a.nd Development Corning.N. Y. ADAMS, Robert B. (B) Hazel-Atlas Glass Div. Continental Can Co., Inc, Research & Development De;:>t. Plainfield,111. ADAMS. Roland H. (5) Acme Brick Co., Box 718 Denton. TexCls ADAMS. S. L. (G) Joseph E. Seag-ram & Sons, Inc. Se"enth St. Rd., Louisville 1. Ky. ADAMSTON FLAT GLASS DIV. . ROLLAND GLASS CO. Box 631. Clarksburg, \Y'. Va. ADCOCK, Alb." S. (WI) AmericanStandard -40 W. -40th St. New York 18, },', Y. ADCOCK. Lawrence W., Jr. (Ll) Solar M:a.nufacturing Co. -4:33 Seville Ave. Los Angeles 58. Calif. ADDERLEY. James R. 42 Church S~., Brierley Hill S. Stafford. England (E.]. &]. Pearsor. Ltd.) AFFLERBACF.,Har.j{E) R.R. 4, Frankfort, Ind. (lngnm.Richardson, Inc.) AFRANGE, Omar D. C. Wheaton do Brasil S. A. C. Postal ]461; Sao Paulo. Brazil A. G. DER GERRESHEIMER CLASHUTIENWERKE (L. Breuer) 179 Heyestrasse DusseldoriGerresheim, Germany AGRON. Alben M. (E) PiaudlerPennutit. Inc. Taylor St.. Elyria, Ohio Hoarstone House, Chl.:rch Lane Bughrooke, Northampton, EDgjan~ (Plessey Co., Ltd.) AITKEK. Edward.4.. (B) General Eiectric Co. Box 132, Cincinnati 15. Ohio AKAM, J. w. (S) Nateo Clay Products Ltd. Alde:-shot Sub. P. O. Burlington. Ont., Canac;;. AKIX. Chules L. (R) 1210 Glen\1.Ooc Dr., August.;" Ga. (Bahcock & Wilcox Co.) AXI),', James D. (G) Xational Lime & Stone Co. First National Bank Bldg. Findlay. Ohio AKKERON. Ludwig F. (B) MCheiyceargcoor4d4,Cmo.., 5323 W. Lake SI. AKRON.PORCELAIN CO. (F. W, Butler) Akron 14, Obio ALBERS-SCHOENBERG, Ernst (LF) 13-B-4 Redfield Village Metuchen, N.]. (General Ceramics Di\". Indiana-General Corp.) ALBERTALLI, Stephen L. (G) 12 Habn Dr. Coming.~. Y. (Corning Glass Works) ALBON, Derek (R) Claybl;lTTl-Harbison Ltd. Box 160, Abbotsford, B. c.. Canada ALBRECHT. Ernst Ring Stra.sse 15. (22b) Eoehr.Grenth. Koblenz, Germany ALCOCK, Ronald H. . "Ferrum" Espana 402-600, Aye1laceca Buenos Aires. Argentitl.1 (Ferrum, S. A. de Cerzmia y ADAMS CLAY PRODUCTS CO. _-\GtHLAR, Raul (E) MetaJurgia) (Junes A. Cunml:)gha.m) Box 32, M:a.rtinsville. Ind. Ferro Enamel de Mexieo,S. A. Oriente 171 :S-o. "50, Colonia Aragon ALEIXA~DRE,Vicente Spanish Ceramic Society ADAMS, Edward M. (S) Mexico 14. D. F. C Serrano 113. Madrid 6. Spai1l Murray Tile Co., InC-, 1.e'wisPOrt. Ky. AGUIRRE, Gustavo ALELUIA, Joao C. F. ADAMS, Fred.riel< W. (G) Pedro Bustamante 18iO Av. Pro LoureDCO Pcixinho 139,1- 269 S. PTospeet Ave. Montevideo, UruC"'.::::;y Aveiro. Ponugal Oarendon Hila.lIl. (A. P. Gre-en-Comaco (Fabrica Aleluia) (Contitle:ntal Un Co In e.) ~_DAMS,1duton (G) 129 W".:streicher St., Toledo 8, Ohio (LibgeY~we1U-FordGl.:a.u Co.) .~ Refractarios S. A.) AIREl\'. Donald B. (R) 995 Carter Dr.. Grand Island, N, Y. (Carborundum Co.) ALEXIUS, Carl Axel (l) Satld"iksgatan 2 F 24 Helsingfon, Finbnd (Pargas Kalkberp Aktiebolae) j CoPYTi~b.t 1961 b)' Tbt: Jo...me..-ican Ceramic: Society, Inc. Uni"er' ALLE1\. B, Comin; Al-l-El', L, 1620 W (HClrbi /.LLE1\,R 568 Hij: (lngen t Borg-\\ ALLEN, Ri 272i Ki (Fnxbol ALLEN,R< Roben Mechar ALLEN, R, 1366 D, ALLEK, W Austenr Box 62~ ALLEN". W. Hydr:a.u Box 7if ALLIEGRC Norton ALLIS. Dec 2947 E1, (Libbe" ALLISOK', 800 K. I (Consul ALLMAN, { Kimble OwensJ700 h"". Tol~do ALLMOK, ' 1305 Wt (Hende ALLYN, Ck Owens_' h""cwark ALPER. All Cornin~ ALT, Leslie -4138 M.. (E. C. P ALTMA},'"l'\ 16700 C' ,I(K:a.iser . ! :Kaiser ALTONBR' Box 25 . ALTSCHUL 271 Ha\l, (W~nc:z, --552 CERAMIC Btn.LE'" VOL. 46r-. ;..C ....f"sE::--:. Eugene (B) 4..... Labs., Princetor.. N. J. ,r):A!\!)ER. A. r.. (W) 1. ,4'" )6 E. "8th St., Suite 1104 f\cw York li,!\. Y. (A. E. Alexander Research Co Inc.) f;XA?'DER, Carl A. . . ,41. 306 Dennis Lane. Gro\'c City. OhiO LP:."'!\'DER, John B. OJ) .~ ':.' S10o3t4:thWjwlcsshtieHm~ Ponland Blvd. Cement Co. Los Angeles 17. Cali!. ~ .~t$;~~~;:~e'.!~:b~;.(~~:) CSt-las Corp. of America) LfORD. W. len")' (EJ) :}. 15 Riverside A,e., Bedford. Mass.. CU. S. Air Force) , . r.EMENE VERENIGING VOOR ....1>. NEDERLANDSE AARDEWERK EN GLASlNDUSTRIE (W.). Bolien) }i~gweg 139., Rijswijk. Nethc:rb.nds "LLARDICE, James B. (R) A. P. Green Fire Brick Co. Jl,ox 28. Tarentum. Fa ...LLEMAN. Jay D. (L) Brush Ber~'lIium CO. 2~J53 OawiteT Rd .. Hayward. C&1i!. tol.LEI'. Alfred W. eRFC) Cen.mic Engineering Dept. Univenit) of Illinois. Urbana. IlL :I.1LE1\, Ben (G) Corning Glass Works, Corning.~.Y. ,l.l.LE!'>.. Lewis M. (R) 162C WensJ~y D~., Charlotte 9, 1\. C. (Earbison.Walker Refractories Co.) ,,1 ~ LEN, Ralph D. (W) 565 Highlanc Ave., Mansfield. Ohio (lngersollHumphryes Div. !lorg-Warner Corp.) }..l.LE:?\. Richard L eRn 2i27 Kipling St., Palo Altc, Cali!. (Fnxboro Co.) Al.1.EX. Robert G. eL) Roben G. Allen Co. Box 110 :Mechanicville. l\. Y. .i,1.L!.~, Robert W. 1366 DC"eT"\\'ood Dr.. Decatur, Ga. .c.l.E~, Walter C. (E) Austenal Co . Div. HOl\'e Soend Co. Box 62.5. Dover.:K. J. Al.LEK. Warren W .. Jr. (S) Hydraulic Press Briek Co. Box i786, Cleveland 31. Ohio AllIEGRD. Richard A. CR) Konoll Co., Worcester, Mass. .&J..!.IS. Deo G.. Jr. (R) 294i Elsie Ave . Toledo 13. Ohio eUbbe'y-Ow~s.FordGlass Co.) !!.LJSOl\. Adrian G. eRF) 800 N. E. 715t St., Boca Raton, F1a. (Collsulu.nt) AllMAN. Orin H. (G) Kimble Glass Co. Owen...lIIinois TeehnicaJ Center 17001'.'". Westwood A...e. Toledo 1. Ohio A:.l.M O};, Gel'21d W. (5]) 130.5 Webb St.. Hendenon. Te.u.s (Henderson Clay Products) AllYN. CJar~ce G. (C) Owens-Corning Fiberi"las Corp. Newark. Ohio A:.PER. Allen M. (B) Corning Glass Works. Corning.N. Y. A:.-r, Leslie R. (SFI) 4138 Mattos Dr., Fremont, Calif. (E. C. Parks Realty) J.lTMANN. Berton G. (R) 16700 C)'l)ress Wa). Los Ga.tos. Calif. Ou.ise:- Rdnctones & Cbemica.1s Div. :r~iser';;A.luminum& Chemical Corp.) CrON ~CK CO. (Moms P. Hall) Box ~.~aT)land Heights, },10. J..L!SCHJiLER. Otto (W) 271 H'"awthorne A,e. Langhorne. Pa.. (Wenc::.el.1iJe Co.) VOt.. 40, No. 10 (19Gl) ALTUG.lnci Box 14304, Alfred. X. Y. ALUMINIUM LIMITED SALES. INC. (R. M. Mathieson) . III W. 50th 5t.. h"ew York 20, K "i. ALUMINUM CO. OF AMERICA (R. P. Bonebrake) 1501 Alcoa Bldg. Pittsburgh 19. Pa. ALUMINUM CO. OF CANADA. LTD. (C. B. Shipton) Box 6090 Montreal, Que., Canada AMERICAN COLLOID CO. (Everett P. Weaver) 5100 Sufficid Ct., Skokie. Ill. AMERICAN FELDMUEHLE CORP. (Diethud Radzi'W"ill) 11 W. 42nd St . ~ew York 36, N. Y. AMERICAN GAS ASSOCIATION (c. G. Segeler) 0420 Lexington Ave. New York Ii. N. Y. AMERICAN LAVA CORP. (R. A. McGinnis) Cherokee Blvd. & MfgTs. Rd. Chattanooga 5, Tenn. AMERICAN NEPHELINE CORP. (H.lt. Deeth) .720 Kenny Rd. Columbus 21. Ohio AMERICAN OLEAN TILE CO. (John A. Slyh) 1000 J-;. Cannon Ave., Lansdale. Pa. AllERICAN OPTICAL CO. (Neill M. Brandt) Research Center Southbridge. Mass. AMERICAN PORCELAIN ENAMEL CO. (Robert Long, Sr.) 1285 E. Keating ..... ve. lh:skegon 3C, Mich. AMERICAN POTASH & CHEMICAL CORP. CR. M. Cuns) 99 Park .~,e.. New York.:N. Y. AMERICAN RADIATOR & STANDARD SANITARY CORP. (James S. Goodman) 834 E. Broadway Louisyille 4. K). AMERICAN-SAINT GOEAlN CORP. (Huold W. McIntosh) . Bpx 929, Kingsport, Tenn. AMERICAN SMELTING & REFINING CO. (Harriet McBride) Centra.l Resea.rch Labs. South Pla.infield, N. J. AMES. R. N. (Rl) 7 Southmor. Mexico. Mo. (Kaiser Refractories Div. Kaiser Aluminum & Chemical Corp,) A11ES. Robert G. (W) 69 Jefferson l\'e. Cresskill.}\". J. (E. G. Co",.) AMIN. R. E. Alembic Glass Industries Ltd. Industrial Area. P. O. Chemical IncL Baroda 3, Gujarat, India A!.llN. R. E. UniversitY' of lllinois !>t-pt. of Ceramic Engineering- Urbana. Ill. . AMMERMAN.). H. (RI) l~O Glenfield Dr. CTes~nt Hills. Pittsburgh 35. P.. (North American Refractories Co.) ANCHOR HOCKING GLASS CORP. (William V. Fisher) Lancaster, OblO c.A):DERSEN. James (R) Carborundum Co. Buffalo Ave. Niagal'2 Falls. N. Y. ..\~DERSON. David O. (5) 5i15 Elgin Ave., Pittsburgh 6. Pa. (SwindeUDressler Corp.) A..'1DERSON. Ernest R. (EJ) 396 Wimbledon Rd. Rochester 17, N. Y. (Bausch & Lomb, Inc.) A..'tDERSON, Harlan U. 2720 Elmwood Ave. Berkeley S. Calif. A..~DERSON, Harry L. (Rl) Republic Steel Corp. Youngstou'n 1, Ohio Honorary Members of The American Ceramic Society A. H. M. A.-roREAsE:-: GEORGE A. BOLE FREDERICA CARDER H01\"ELl-S FREau:nE F. P. HAl.L HERBERT INSLEY JESSE T. LIT'TLETOl\" Fv.m.: H. RmDLE $.uIUEL R. ScHOl.ES ROBERT B. SoSJ4AN JOH'N' D. STJLLryAN' CxAJu.Es W. 'IHOlUS W. E. S. TultNER EMILY C. VAN ScHorcx AJl:reUR S. WAtTS Post Presidents of The American Ceramic Society AJt'IXUR S. WAns FR.ANE H. RIDDl.E E. W AJtD 1'D..1.0TSON ROBEIlT L. D.AJ1.E MACDONALD C. 'BOOZE GEORGE A. BOl.t: E.w:E~ON P. PaSTE JOHN C. HOSTETTE.1l FRANCIS C. Fur-."T ROBERT B. SoSM.AN VICTOR V. KELSEY At."'DREW 1. ANDREWS JOHN L. CARRUTliERS JESSE T. LrrnE'TOX" LoOlS J. ThOSTBl. ED\\n.; H. FJUTZ J.ums E. HANSEN JOHN D. SUI.LIVAN ]OEN W. WBTTTEWORE HOBART M. KRANEll. J. W. HEpPLEWHITE W. E. CR..AJ,!:ER R. R DANmLSO~ RAy W. P.AJ70RD . ROBERT TwELLS K.J.lu.. ScHWAltT'XWA.LPER . JOB1\" F. M c..'\!AHON R S. BRADLEY OscAR G. B01<CB GEORGE H. SPENCER-SnONG ANDERSO:\. Herbert H. (G) 20i W. 65th St. Terrace, K Kansas City 16, Mo. (Gustin-Bacoll Mfg. Co.) ANDERSON.!. M. (R) Michigan Chemical Corp. Port Saint Joe. Fla. ANDERSON. Kay Box H29. Alfred. N. Y. ANDERSON, ~eal P. Box 826. Alfred. N. Y. ANDERSON. Orson L. (B) AmericanStandard Resea:-ch Labs. Monroe & Progress Sts., Unior.. 1'\. ]. ANDERSON. R.'E. (W) Robe:rtson Mfg. Co., Box 848 Trenton 5, N. J. ANDERSON. R. H. (S) Robinson Oay Product Co. Box 5.5 Dover. Ohio' 553 ..,~ .'..:SDERSO};', Richard C. (B) &eDenJ ~lc:ctric Co. Reseucb Lab. Box 1088 ~ Schenectady. l'\. Y. Al'DERSON. Raben R (R) Box 338, Sutter Creek, Cali. <Gladding, McBean & Co.) ... NDERSON, Rupert C. (W) 630 Whistler Dr., Rochester. Pa. (Mayer China Co.) _'.l\'DERSON, Scott (G) Anderson Physical Laboratory 609 S. Sixth St., Champaign, Ill. ...NDERS01{, WarTen G. 6265 Radford Dr., N. E. Seattle 1S. Wash. ....NDERSON. William B. (E) Titanium Pigment Corp. 111 Broadway, New York 6. N. Y. .~NDERSON.Y. R. (S) Cooksville-Laprairie Brick Ltd. Cooksville, Ont.., C:lnada A.~DR.EASEN. A. R. M. (HcDOR.ry) Ouel' Voldg;aoe 10 Copenhagen K.. Denmark (Royal Danish 'Ieehnic.a1 Univenity) .4,.NDRES, Frank H. (E) 6-'153 Glade Ave., Canoga Park. CallI. (Hughes Research Labs.) A2\DREWS, Andrew 1. (EFIC) University of Illinois 20-4 Ceramics Bldg., U. ~Ol.. III ANDREWS.lUy (G) :So F. Dtakenfeld & Co . Inc. Box 519, Washington. Pa. ....NGLO-AMERlCAN CLAYS CORP_ 6 E. <15th St., New York Ii, N. Y. "'..:.."nns. Aldon P. (5) Acme Brick Co. Box 448. Malvef'D. Ark. .~l..t-rAKl, Emile FeT:'UID 5. A. de Cenmica & Mewurgia Espana 0402/600 Avellaneda. Argc:rltina ANTHONY. Benjamin F. (R) Ferro Engineennl; Div. Oglehay Nonon Co. Box 6508. Cleveland 1. Ohio !'_""\THON'Y. ~orge E. (R) 41 Manon Dr. Poland 14. Ohio (Youngstown Sbeet & TUbe Co.) !'}'"rHONY. H"", L. III (R) Mellon Institute, 4400 Fifth Ave.. Pittsburgh 13, Pa.. .l..XTONIUS, Rich.ard W. 1322 E. Fair Ave. Lancaster, Ohio :"...'.lUNEZ, Florendo (G) Ce:oveceria Moctercma, S. A.. rabrica de Botellas Apartado Postal 198 Orinba, Ver., Mexico ...-NWYL, Roben H. (S) 620 S. 13th SL, Clinton, Okla. (Acme Brick Co.) .JYPELL. Louis J., Jr. (Vl) PfaltzETaf.' Pottery Co. 53 N. Duke St.. %"ork, Pa.. ARANGO, G. Botero Balboa 6313, Medellin, Colombia (Crista.1eria Peldu S. A.) ARAOZ, Carlos (B) .Argonne National Laboratory 9700 S. <:ass Ave., Argonne. Ill. ARCHBOLD, Walter H .. Jr. (RI) 663 General Scott Rd., Wayne, Pa.. (holon Co.) ARCHER, James E. (B) Pittsburgb Plate Glass Co. Glass Research Center Box 11472, Pit".5burgh 38. Pa. ....RCHIBALD. w.!.. Britis1f.Iron & Steel Research Assn. 1040 Bl!!ersea Park Rd. LonciQli, S. W.ll. Enibl.nc ARCHIE':'Cli'to L. '(S) " ' Are~ie Str1:lcturaJ Products Co. P, O. Drawer 312. Corinth. Miss. ARCHIE, Chad L . Jr. (5) Arcbie Structural FroQuClS Co. P. O. Drawer 312, Corinth. Mis~. ARENBERG, C. AI"tle eE) Argonne l'ational Lab. Metaliurlin' Div, 9700 S. ws Ave......rgonne. Ill. ARGYLE. John F. Pennsylvania Statc University College of Mineral Industries Box 12, University Park. Pa.. ARKETEX CERAMIC CORP. (Russcll T. Stelle) 6 K Walnut St., Bruil, Ind. ARLETI. Robert H. (L) RCA Labs., Princeton, No J. ARM ANT. Da\'id L. (E) '15 Wyckham Rd. }\C'w Shrewsbury, N. J. (Titanium Pigment Corp.) ARMCO STEEL CORP. (R. S. Burns) Research Librar)'. Middlc:town, Obio ARMISTEAD. W. H. (GF) Corning Glass Works Research & Development Div. Corning, N. Y. ARMSTRONG. Charles D. (R) 219 Oeveland St. Gary. Ind. n;. S. Steel Corp.) ARMSTRONG CORK CO. (John M. Shari) Research & Development Center Lancaster, Pa. ARMSTRONG, Jobn C. (R) George S. Armstrong & Co., Inc. 551 Fifth Ave., New York Ii, N. Y. AR}.1STRONG. Leland R. (RI) 2i Morgan Ave. Washingtor., Pa. (Findlay Refractories Co.) ARMSTRO~G, William M. (B) University of Briiisb CoiumbiOl. Dept. of }.!ctalh.:rgy Vancouver, B. C. Canada ARKER, William J. (G) 160i \Vatova Rd. Toledo 14. Ohio (Libbey-Owens-Ford Glass Co.) ARNOLD, Melvin R. (R) Girdler Catalysts Box 337, Louisville. Ky. ARNOLD. Robert M. (1.) Arnold Engineering Co. Box G, Marengo, Dl. ARNOLD. Roger T. (E) 3J6 Gardenia, Royal Oak, Mich. (Briggs Mfg. Co.) ARNOLD. Russell E. (SF) 1908 Broad Blvd. Cu)ahog-a Falls. Ohio (Robinson Clay Producu Co.) ARNOLD, Thomas M. (WI) Red Wing Potteries, Inc. Red Wing. Minn. ARRANCE. Frank C. (LI) Centralab 1)i\'., GlobeUnion Ine. 900 E. Keele Ave., Milwaukee 1, Wise. ARRANDALE. Roy S. (G) 1720 W. Church St., Elmira. N. Y. (Thatcher Glus Mfg. Co.) ARRAS, George (E) Quadrangle Mfg. Co., 32 S. Peoria St. Chicago 7, Ill. ARTERS, Charles R. (5) Weston.Jane Lew Brick & Tile Co. Box 3-<7. Weston. W. V"". ... RTHUR, Edwin P. (G) 3110 us Faldas Dr., Funenon. Calif. (Beckman Instruments, Ine.) ARTHUR, Reuben B. Jr. (RJ) Box i291. Pornon"" Sta. Greensboro, N. C. (North State Pyropbyllite Co.) ARTIS, William E. (D) Nebraska State Teachers College Chadron. Nebr. ARWTh"E, ..... S. (R) Refractory & Inst:lation Corp. Port Kennedy, Pa.. ASAMOTO, Ricke)' R. Box 183;, GeorEi;. Tech . Atlanta 13, Ga. . 1. .ASH"nC,aRttOsI,TB_lHakAe,WBLuErnYe' V &eCrnor::It G IS Courtenay Park o. td. NeWlon Abbot Devon En ASHER, JohD W. <G) aland Box 382, Corning:. N. Y. (Corning Glass Works) ASHMAN, Leland E. (G) Anhur D. Little, Inc. .0.ASH1W.5 OAcRoTrnH.PGarEkO. RCGamEb: rLid. ~e MOi.ls. BROTHERS. LTD. (W. Gordon Evans) Broad Street Works Hanley, Stokc-on-Trent E 1_ ASQUITH. Milton ' na;.,;r.nd Redfearn Brothers, Ltd. Monk Bretton Glassworks Barnsley, Yorks, England ASSOCIACAO BRASILElRA , DE CERAMlCA Pa:Praca Coronel Fernando Pr (Edificio do LP.T.) Sao tesB 110 ATKINSON. Asher (5) 0, ~ 308 38th SL. N. W., Canton 9 Ob' (Chambers Bros. Co.) 10 ATLAS. Leon M. (B) 1531 K. Lee Ave., Melrose Park I (Armour Research Founda!' ) II. ATWELL. George D., Jr. (S) lOr: Bickerstaff Brick Co. BoX" 1178, Columbus, Ga. AUER. KonTad F. 1\etstal, Kt. (KalkfabTik G~elatrsutsa,l Swiueda AG) 1'1 c AUGENSTEIN, D. Brent 622 CU~'ahoga C:. A Columbus 10, Ohio AUGUR. William L. 270 Weston. Men's Residence Halls Champaign, 111. AULT. AU,," S. (E) Chicago VitTeo~s Corp. )425 S. 55tb Ct.. Cicero SO, IlL AULT, Neill\. (BFI) Norton Co. 1 NclIo' Bond SL WorcestCT 6, Mass. AUSKERN. Allan (B) Brookhavcr: National Li.b. Nuclear Engineering Dept. Uptor:, L I., N. Y. AUSTENAL CO. DIV. HOWE SOUND CO. (R. C. Feagin) Box 625 Dover, N. J. AUSTERMAN, Stanle,' E. (B) '006 Andasol Ave. Van Kun, C1Jif. (Atomics International Div. Nonh American A\jation, Inc.) AUSTIN", Arthur O. (Bl Box 109. Earbenon. Ohio (A. O. Austin, Inc..) .... USTlN. B. O. (E) , 1526 W. Hii"b, Lima. Ohio (Consultant) AUSTIN, Ganb F. (R) Corhart Refractories Co. Buckhannon, W. Va. AUSTIl', James Bliss (BF) United States Sleel Corp. Rm. 2401. 525 William Pelln 1'1. Pittsburgh 30, Fa. AUSTIl\. Lewis M. (G) 7] Bel Airc Ct., Toledo i. Ohio (OwensIlIinois) AVERY, Orvella S. (Gn Box 196. Brockway, Pa. (PennsYlvania State Ullhersi:r) AVRIL. Jack J. (RI) 23061/, S. Eentley Ave. Los Angeles 64, Cali!. (MaTQuardt Corp.) AYDELOTT. Elliott C. (SF!) W:;verly, Pa. . (International Salt Co,) CERA""CB~ VERS. Jo1 i4 1." l' ationil .j Charles: .," Zf~Vi:Eo:D:aOp., !1 (Ceram IS :1 Ii II'~AABB,etKhleenh i~ A. B. H I: ~~thleh 1.1 S/l.AJ{, Trn ;~ ZZSO Cb ;'; (Ow~ns ~ . . .~RSOK. Armour flotatio 8401 W. j lI/1.BA. Paull. 6 Van D Summit 1 BABCOCK. 1 1718 POI (Ow,." 1,' B"BCOCK. 618 Ken j (Consul ~"BCOCK, 712 Har (Washil BABCOCK. Armstro Box 150 BABCOCK t (Roben 161 E.4: BACHMA!\, II" 1 I200 Shel M ill\'ille I (Annstn L BACHMAN, I' Redfield 1: . Metuche ! I (Generaj i Indiana. BACHMAK. 1 15445 K: (Kaiser I, Kaiser A BACHMAN. J Box 231. l (Carr Cb BACO};, Fra 3153 Dar (Ow~ns BADERTSC Soc:ony: Researd BADGER,A) Libbey.( ; ; 1701 E. I i, BAGBY, Ricl R.R.l.~ (Ferro P i BAGGALEY Ceramic Dept. of 1 Box 1, U Kensingl . B.~GLEY. N. JO EVeTg (Bell Tel , BAGLEY, R. j Universil . Dept. of' : SlLlt Lak j BAILE.Y. Flc I !'840 S. S;, 1 (A. O. S, I BAILEY. H. I Golding_ 1 "2 Emc:rOl ' BAILEY, Jan : 95 Steele (Plax Co -1 VOL. 40~, .~)'Er:;~':Si..tiJoonhalnLWea.d( M) Co . Box ~ 1461 Charleston 25. W. V:i.. ,.~% EyEDO. Marcello Gaiu Pos:.al2818, R V. de (1) Sao POlulo. Br:i.::i1 (Cen.mica Sanitaria porce!ite 51A) ~ ') ,<B, K.nn.,b A, (:FI) 1 J; . :erthlehem Steel Co., Research Dept. A. B. Homer Rnearc:b Labs. 1 Bethlehem, Pa. , .....1:. T"'.... (G) . J; :250 Cbe:lteuham Rd. Toledo 6, OhloO no COweus-IUinois Technical Center) , ....RSON. Robert E. .. '" Al'%Dour Icdustrial Chemical Co. Flotation R~earch Section J4(l1 W. 47th St.. McCook, Ill. J.,BA, Paul D. 6 Van Dyke Pl Summit, N. J. vJlCOCK. Cla=.. L. (GFJ 1118 Potomac. Toledo 7. Ohio (O_ens-lIlinois) ~I.BCOCK. M. G. (G) 618 Kenilworth Dr.. Pittsburgh 34, Pa. (Consultant) J.-\BCOCK. Pall} R (WI) i12 Harrison St.. FTenchto\..n. N.]. (Washington Porcdain Co.) 'ABCOCK, Richuci R. (G) . Armstrong Cork Co. Box 150, Mill"ilk.~. J. ~COCK & WILCOX CO. (Robert A. Barr) ]61 E. 42nd St., New York Ii, N. Y. ..~CEMAN, Charles D. (G) 200 Shelburne Rd. R. R. 2 )!i1Jville.l\. J. (Armstrotli Cork Co.) !.~CHMAJI,, George S. (Ll) Red6eld Vill~ 16B 3 lJet1:Ichen. N. J. (GeDenl Cenmics Piv. Indiana.Gencnl Corp.) lACHMAN. Jam.. R. (R) ]5445 ~rI Ave.. Monte Sereno, Calif. (Kaiser RdfOictories Di,'. Kauer Aluminum & Chemical COfil.) JACHMAN, Wheeler Ca.rr (W) Box 23]. Wheelini' W. Va. (Cm Chma Co.) lACON. F",nk R. (GF) 3153 Darlington Rd., Toledo 6. Ohio (OwensIllinois) l .U)ERTSCHR, Darwin E. (B) SoCOD)' Mobil Oil Co.. Inc. Research Dept., Paulsboro, N. J. lADGER. Allml E. (GF) l.ibbey-OllVe:ns~Ford Glass Co. 1701 E.. BTOadway, Toledo 5, Ohio BAGBY. Richa,d A. (I.) R. R. ], Salem, Ind. (Ferro Powde1'ed Metals. Inc.) lAGGALEY. Bernard Ccnmic SocietY of Nev.' South Wales Dept, of Ceramic Engineering 110%], University of New South Waies Kensington., K. S. W .. Australia lAGLEY, Norman H. (W) 10 Evergyeen Rd., West Caldwell.1\. J. (Bell Telephone Labs. Inc.) BAGLEY, Rodney D. Univenit1 of Utah Dept. of Cenmic Engineering Salt Lake CitY. Utah !AlLEY. Floyd (EI) ;.&40 S. Sixth Ave., K.a.nkake.e. Ill. ~411E(AY. .O.HS.m,.i"th, Corp.) R .. J,. ( W) f:Golding.Kttne Co. . 49 Emerald St. Kttne, K H. ~AII.ty. Jam.. (GF) I 95"Stede Rd., West Hartford 7, Conn. (Pln Co",.) VOL. 40, No. 10 (1961) BAILEY. 2/Ll. Joseph T. (1) ]36 Goss Circle. Apt. C20 Redstone Arsenal. Ala. BAILEY. Richard J. DOUltOD Fine ChiDa Ltd. Royal Doulton Potteries Burslem Stolee.-on.Trent, EnglaDd BAIN. Andrew R. The Whins. 34 Parle Terrace Stirlini. Scothnd BAINS, Richard R. (M) 1616 E. Wood Pl. Shorewood 11, Wise. (T. L. Smith Co.) BAIR, George J. (GFI) Technical Products Division Cornini Glass WOrks. COnUng, N. Y. BAKER. Mvid H. (G) 300 Ca.tlin Ave., Fort Allegany, Pa. (Piwburgh Corning Corp.) BAKER. Burton E. (R) 128 Fir St., New Lenox. 111. (Genera.! ReffOictories Co,) BAKER, Daniel R. (LJ) 358 Ashland, North Ad&ms, Mus. (Sprague Electric Co.) BAKER. H. J.ck (Gl W. College: Ave .. Pleasant Gap, Pa. (Syh'ania Electric Products, Inc.) BAKER Houston R. (G) 122 Wilson Ave., Lancaster. Ohio (Sharp-Schurtz Co,) BAKER, Robert ]., Jr. 7 Fisher Ct" Urbana. Ill. BAKER, Robert L. (G) untern Lodge, R. R. 2 Scio, N. Y. (Air Preheater Corp.) BAKER, Theodore C. (G) Box 48. Wayne, Ohio (Owem;-Illinois) BAKKEN. A. C.. J,. (M) AJuminum Co. of America Cbemicais Dh., Sales Office Box 302<1, Buffalo 5. K. Y. ,BALDAUF. ad E. (WI) Flamingo Tile Corp" Box 112 uke Wales, Fill.. BALDRY, Stanley F. T, ERG Industrial Corp. Ltd.. 18 Manchester St., London W.l. England BALDWIN. W. J. (I.) Titanium Alloy Mfg. Div.. National Lead Co., Box C Bridge Station. Niagara Fails, N. Y. BALINA. Marcelo 0, C.A.P.E.A. Lanus-KM 7 C Gra1. Belgn.no Buenos Aires, Argentina BALINKlN, !sa)' (WC) University of Cincinnati Ci1;J.Cinnati 21. Ohio BALINT. l.<>ui, J. (B) 772 East St. Leuox, Mus. (General Electric Co,) BALI. BROTHERS CO. INC. (R. Arthur Gaiser) 1509 S, Macedonia. Ave., Muncie, Ind. BALL, Richard J. 18 St, LaWTCnce Ave. Maplewood.. N. ]. BANERJEE. A. Behar Firebricks & Potteries Ltd. P. O. Mugma., Dist. Dbanbad,lndia BAQUE. Harold W. (Gl) 2585 Temple Hi.1b Dr. Laguna Beach, Calif. (Corhart Refractories Co,) BARBA. Charl., E.. h. (I.) 10::N. MaiD St., Doylestown. P.. (Harper Electric Furnaee Corp.) EARBARO. Michael J" Jr. 1021~C Alvarado S. E. AlbuQuerqne. N. M. , BARBER. F,.d O. (M) 788 Evening St., Worthington, Ohio eRa-nop Ceramic Sen'ice Co,) BARBER. Stephen W. (G) O ....ens-Illinois Technical CeDter 1700 N. Westwood Ave. Toledo 7, Ohio BARBOUR, David J. (WF) 251 E. Highland Dr., Zanesville, Ohio (Consultant) BARBRE, Norris H. (S) Hanley Co. One Gateway Center Pittsburgh 22. Pa. BARCZAK. Virlfil J. (B) Champion Spark Plug Co. 8525 Butler Ave. Detroit 11. Mich. BARDSLEY. J.m.. J. (E) 51 Anthon)' St., Rochester 19, N. Y. (Pfaud.ler.Permutit, Inc.) BARGER. J. P. (G) Dvnatech Corp. 63'9 Massachusdts Ave. Cambridge 39. Mass. BARKER. Hanis C. Box 81. The Rock. Ga. BARLETT. H.len B. (BF) A C Spark Plug Div. General Moton Corp. Flint 2. Mich. BARNARD, Leon M. (W) 1910 Asylum Ave. West Hartford 17. Conn. (Hartford Faience Co.) BARNER, John O. 2003 E. 4itb., Seattle 5, Wash. B.'Rl'ES. H.,.,.,. H. (Ll) Wab Chang Co:r-p. li~OI Nevins Rd.. Fair Lawn, K J. BARKES, Lawrence D. 2256 The Circle. Raleigh, N. C. BAR:\'ES. Wilson R. (R) 600 Sunset Rd.. Louisville 6, Ky. (Corhart Rdractories Co.) BAR1\EY. Ronald l\. (B) R. R. 2. Lyons St.. \Vestboro, Mass. (Ba)' State Abrasive ProduCts Co.) BARO:!\, Jean Laboratoires de Refractaire:s et Minen.is 71. Ave. du Gl. Leclerc, N'ancy, France BARR. Francis A. (L) 63 Forest Ave. Verona, N. J. (Myealex COf'P. of America) BARR, Harold N. (2) Martin Co., Nude:!.r Div. Mail W.727. Baltimore 3, Md. BARR, Harry (M) Consolidated Fc1dspar Dept. International Minerals & Chemical Corp. Box 1843, Trenton 7, N. J. BARR. Jobn R. (I.) Carbot1lndum Co. 24800 Lakeland Blvd., OeveJanc, Ohio BARR, Robert A. (R) Babcock & Wilcox Co. 161 E .2nd St.. New York ]7,2\. Y. BARR, Seymour J. (SI) Shenandoah Brick & Tile Corp. Box 32, Winchester. Va. BARRASH, Marshall J. Box 2300, Georgia Tech. Atlanta ]3. Ga. BARRETT, E. I.. (R) Chas. Taylor Sons Co. So'Cth Shore, Ky. B.A,RRETI'. Harvey N., Jr, (R) 2233 SL James Parkway Oeveland Heights, Ohio (Basic Incorporated) BARRETT. Rob." C. (5) Chemieal Products Corp. Box 815, urtersvi11e, Ga. BARRETT. W.yne E. (5) Oskaloosa Oay Products Co. Box 306. Oskaloosa.. 10\\'" BART. Ron.ld K.. (RJl) Norton Co. Worc~ter 6. Mass. BARTA, Rudolf Chemical-Technological Univenit) HfOidcany, Micurinova 5 Praha 6, Czechoslovakia 555 -. EARTEOLOMEW. GeorGe A. (S) Unilec St:lte~ Sted Corp. 525 Wilii~m PenD Pj~ce. Rm. 2820 ~ PittsburGb 30.!'i.... EARTl..EBAUGH. Kenneth A. M~dj!oonburg. P~. BARTLETT.COLLINS CO. (H~rTison 1. Bartlett) Box 519 Sa.pulpa. O1d:l.. HRTLETT. E. E. (G) Bartlett-Collins Co. Box .519. Sapulpa, Okla. B.o\RTLETT, Harrison 1. (G) BartlenCollins Co., Box .519 Sapulpa, Okli.... BARZAGHI, Lllciano Cenm.ica Sao Caeuno Av. Paulisu. 20iJ.-P Caixa Postal 278, Sao Paulo. Brazil HRZDUKAS. Albert C. (E) 2381 N. 103re! St. Wau....atos.a 13, Wise. (A. O. Smith Corp.) BASIC INCORPORATED (Rule-, C. Lee) 804.5 Hanna Bldi'. On-elane! IS. Ohio BASKIN. Yebllda (B) A:rmoor Research Fotlndation C~ics Dept. 10 W. 35th St. Chicago 16, Ill. ;.~LER, Wayne G. (R) lil2 Kings H\\")'., Lincoln Park. Mich. (Ford Motor Co.) 3.'SS. N. w. (R) Brush Buyllium Co. 5209 Euclid A....e.. Clevda-nd 3, Ohio =_\.SSETT. Leon B. (BC) Box 28.01, Alfred. N. Y. (State Universitr of New York. College of Ceramics) :.'SSETT, R.y E. (S) Acme Brick Co., Box 425 Fort Worth 1, Texas __-\SSETT, Robert (S) Central Commercial Co. DOlrlington. Beaver County, P... :_-\SSETT. William L (B) 5042 Mission Bhc. San Diego 9. C2jif. (N2nnco Industries. Inc.) ..'US, A. Alia. (B) :New York Univenit') V 2nderbilt H21l Washington Square S. New York 3. N. Y. ATES. E. Fnderi<k (R) Ford Motor Co.. Ceramic Lab. JUn, 120. Production Offices Gate 4. Rouge Pla.nt. Dearborn. Mich. .,TES. F...k O. (L) 9227 Eighth A,e., Inglewood 4, C21il. (Frenchtown Porcelain Co.) ATES. P. H. (Life. XF) 1620 Seventb St. N. St. Petenburg. F1a. .'TES, W. S. (R) Spectrochemical Labs. Inc. 556 Springdale Dr. Pittsbureh 35, Pol. .:"TESON, H. Manhall 6B Spring Grove Loupton, Essex, Ec.eland (Tbermos, Ltd.) ...TE.SON, Sydney (G) Duplate Canada Ltd. Osh21l" Ont., ea.n.da .".nUR. Stanley]., Jr. (5) :t\ew Jers~ Zinc Co. 160 Front St., New York 38, N. Y. 'UER.J. Lo.i, (W) -1573 Old Farm Lane, York. Pa. (Plaltzgnff Pottet}" Co.} .'UER. PaUl (R) 17~ A~ve., Reseda.. Calif. (AtoJD2,CS ~nternation,;J Diy. N~meri~Aviation, Inc.) t"UER. Riebard F. {X} 212 Shull ~e, Horseheads, N. Y. (WestiJl.gbouse Electric COTp.) 36 E.t,.UER, Richarc M, (11) MOSoOlic Tile Co. Z.ones\'ilk, Ohio EAUER, William C. (G) Intermountain Chemical Co. Green River, Wyo. BAUER, Wolf G. (S) 5622 SC2view Ave., Seattle i, ,"'2sh. (Consulting Engineer) BAULEKE. l.b~nard P. (BIC) Universitv of -Kansas Dept. of Mining & Mctallurgic21 Engineering Lawrence. Kans. B.-\UM. David S. (W]) American EmerT Wheel Works Watennan & E. Rh'er Su. P. O. Dr...wer 429. Providence I, R. l. BAUM. Frederick J,.Jr. (B) E, I. du Pont de KemouT$ & Co.. Inc. Experimental Sta., Central Re!, Dept. Wilmington. Del. BAUMANN, Henry 1\.. Jr. (BFI) 453 Boston St., Seattle 9. Wash. (Consultant) BAUMANN. R.lpb (El TroQuele.s y Esm2lte!o. S. A. Apartado Postal 371 Monterre)', N, 1.., Mexico BAUMER, Leon N. (R) 240 Rockingham Rd. Pittsburg!. 38, Poa. (Mellon Institute) BAUMLER, K",J (G) Pittsburgh Corning Corp. One Gateway Center Pittshu:-gh 22, P ... BAUSCH & LOMB. INC. (Norbert]. Krejd!) Rochester 2. N'. Y. BAUSCHMA:S-N. Walte:- W. (J) Zippa.KJinker GmbH., 10 Wuestenkof Wermelskirchen/Rhld., GennaDY BAYER, Gerhard ForchstT. 90S Hinteregg/Zurich, Switzerland . (OwensI11inois Technical Center) BAYER. Joseph (R) 3001 Grand Ave.. Apt. 3 Middletown. Ohio (Gene-ral Electric Co.) BAY STATE ABRASIVE PRODUCTS CO. (R. N2than Stone) ,"'estboro. Mass. BEALE, SeymOllr ]. F. . .Derbyshire Silica Firebrick Co., Ltd'. Ftiden. Haning10n Nr. Bllxton. Derby, Eni"land BEALS, It!- Douglas (El) 104 Forest Rd., Fanwood. N. J. (Titanium Div.. National Lead Co.) BEALS, Robert J. (BIC) University of Illinois 20-4 Ceramics Bldg. Urbana, Ill. B... M. James R. (WFI) 19<49 By-ram Dr. Clearu...ter. Fla. (Consultant) BEARD. Cbarles T. (R.]) Claysburg, Pol. (General Refractories Co.) B.....RD, Clinton 1.. (LI) Universal Dynamics Corp. 130 Los Agua;es Ave. S.nt. Barbar..., Cali!. BEARDEN, James M. 72<49 S. Ridgeland Ave. ChicaB"o 49, Ill, BEARDSLEE. HO""ard J., Jr. (L) Zeller Corp. Fort Wayne Rd., Deliance, Ohio B,>\.RDSLEY, Clinton]. (W) 666 E. Findla)' St. Carer, Ohio (Porcelain Prodllcts Co.) BEASLEY. Dennis R. (G) 3444 Collins Ferry Rd. Morganto....-n, W. V... (Beaumont Co.) BEASLEY, Robe:rt _},~. (E) Lockbeed Mls!olies &. Sp~ C 3251 Hanover St. ce o. Palo Alto. Calii. BEASLEY, William D Johrison Brotbers (Harlle,,) l Stoke-on-Trent, England' td. BE.~TTY. Ronald L. III Howard Ln . Oak Rid BE..6."UCH. Robert N. (G) ie:.Teon. 31041 Rocksberry, Toledo 1<1 . (Toledo Engineering Co I' OhiO BEAUDIN, Lewis]. (B) ., nc.) 1019 POrtaie Rd., S, Niagara Falls. Ont. Canada (Nonon Co.) BEAUPAIN. Peter 120J Campus Ph,)'. Rrn. 678 Seattle 5, Wash. BEAVER, Wallace W. (B) Brush Beryllium Co. 4301 Perkins Ave. Cleveland 3. Ohio BEAZELL, William H. (G) ArneTicaD Window Glass Diy American-Saint Gobain Corp' Arnold, Pol. . BEBBINGTON, Philip]. (R) 30 Exeter St., Morris Plains N J (Allstenal Cc., Div. Howe S~ 'd' BECK, Carl W. (B) un Co.) Indiana University. Dept. of Ceol Bloomington, Incl. 00 BECK, Elmer \\'. eM) Cesc:o Dj". Ferro Corp. Box 151, Crooksville:, Ohio BECK,]. Howard (M) BTU Engineering Corp. 179 Be..r Hill Rd., Waltham 5~ 11 BECK, Warren R. (BF) . 631. Minnesota Mining & Mfg. Ce. un ..0444 McKnigh: Rd., 5t. Paul 19 ~r' ~ BECKEMEYER. HaT1J' J. w dn , .16005 Fern.....ay Rd. Shaker Heights 20, Ohio (McGean Cbernical Co.) BECKER, Bruce N. (G) 222 Eliubeth Dr., Lanca.ster. Pa. (Radio Corp. of America) BECKER. EUi"ene (R) Carborundum Co. }-;i2gara. Falls, N. Y. BECKER. Murin G. (5) BrOOKhaven Pressed Brick & l.f!i. Co. Box 542. Broo'khaven, Miss. BECKER, Walte-r D, (S) Broo'khaven Pressed Brick & Mli_ Ce. Box 542. Brookhaverl., Miss. BECKLEY, Don A. (L) 2635 Ellenbroo'k Dr. R'lDcho Cordova. Cali!. (Aerojel-General Corp.) BEDDOES, Job. H. (G) OwensIl1inois. Libbey Div. Ft. of Ash St. Toledo, Ohio BEDELL. Henry A. (M) Bel-Ray Co .. Inc. Box 526. Farmingdale, N.]. BEEBE. Do..ld R. (El) 12126 S. Perry Ave. Chicago 28, III (A. O. Smith Corp.) BEECH."N, Cbar1es R. Third St. Cairnbrook, Pa.. BEECHER, Milton F. tRFl) 50 Woodland Rd.. Heiden, Mus. BEECHXER. Donald H. Box 1377. Alfred. N. Y. BEELER, L S. (W) Reynolds Metals Co. . 6600 W. Broad St .. Richmond lB. \1. BEERMAN. Hem')' P. (Ll) 1701 02kton St. EvanstoO, Ill. (Cook Electric Co.) BEERS, Roland F. (B) Box 23, Alexandria., Va. (Roland F. Beers. Inc.) BEETON', Earl E. (Gl) 16004 Lincoln St., Bethlehem, fa.. (WesteT1l Electric Co.) CERAMIC BtnJ.ET'" e~ CGERO \ '1006 Re I I(Babc:o( I);:GJEN .Vl fl A-rnenca I 04055 N. CoJumb\ I:rGI-EY, E D coming Pilot PI;; ~ j ;flAR FIF pOTTEJ II P.O.M'I rflRNS. L 1 11 :Kinetic) 1 95 Bots!, ~rl)':I-ICH, 30404 19t1 CTen nes: Srl)':LICH. Vnited 50 525 Willi pittsburf SrI-ANDRE Philippir Herran ~ BrI-FORTI, Raytbeol 25 Seyon BELKOW5t: i Tekeni: H~miltol tNe:w Je~ Bf.LL. Clare: iSS N. St (Champi SELL CLAY Gleason. BELL. Kenn, 13 Higv.'( I,Ot:a\\,a 5 ,I(Dept. of BELL. Richa I. i Bell CJa~' ,.BELL, Willi.. 3044 Le..... (North C j I:BEL\\L'a.k'MefYie.J,) I 729 Meldl I BELLE, Jack ' 1i Westingh i; I1 Bettis Atl i Bettis Fit : !Pittsbllr~ i rBELLIDO. B 1 Director ( i ; LtIones . j , !'i BELOW. Ern Pennsbl1r : ij BELUE, J.m. , IOwensC, " Box B60.. ,, EE!\BE.~EK. : Acme Bri.l! Be". 425. } 0' i "BENBOW. R Box 566i. !"' Raleigh. ~ BE"DER. Jol 533 N. Se ; Wells'l.ilk {Wells"ill , BEl<ECKI, \I , Phi Kapp. 1: ;iState ColI :; BF.NEDICT. , American Ii <1055 N. H H .. BENGAL PO' ;' , t(G. K. Bb 11 11 C.lc:utt2.) El<JAMIl<, I I 1 James Do, : , Ii, BonnYbril ' BEl<JAM IN, I j OwensCo ;~ Glass Tee! l\e.....ark, ( JVOL. 40,;~ .. 1GGEROW. Ch.d", W. (RJ) ". f 1006 RedbiTC Re., August... Ga. . (Babcock & Wilcox Co.) .fC; r.J\. Virginia y .....mc:nC2Jl Ceramic Soci~ty : 4055 N. High St.. f Columbus 14. Ohio { rGLEY. Ed....,d R. (GJ) ; J Corning Glass Works l filol PJ.a.nt ::2, Corning, N. Y. I t~AR FIREBRICKS & ., pOTTERIES LTD. CA. Banerjee) ~ f. O. Mucma.. Dist. Dhanbad. India : jRRNS. Lloyd S. (W) )Cinetie Dispenioc Corp. 95 Boufonl. PL. Buffalo 16, N. Y. j1~LICH.Alf,edW. (R) 3404 19..th Ave.. Sheffield. Ala. (Tennessee Valley Authority) . j1~LICH.J. .' " J. (R) 'll:cited States Steel Corp.. Room 2421 525 William Perm Place Pittsburgh 30, PiL J!.0NDRES. Constante Philippine Bureau of Mices Hernn St.. MaDila., Pb.ilippines ttLFORTl. David A. (R) Jta;ytheon Co. 2S Seyon St.. Waltham. Mass. ,rLKO\\,SKI. Arth", V. (W) f , Tekening Way i Jiamiitoll Square, N. J- ~ (New Jers.e,- Porcelain Co.) ItLL. Clarence D. (W) 755 N. SeYenth St.. Cambridge. Ohio (Champion Spark Plug Co.) i IIJ..L CLAY CO. (Richard Bdl) Gieason, TClIl. IElL. Kenneth E. (5) 12 Higwood In. Ottaw. 5. Om... Can.ada (Dept. of },lines & Technical Su",e~'s) ItLl, Richard (M) Bell CIa)' Co.. Gleason. Tenn. JELL. Williams C. (RFC) 3044 Le....is Fann Rd.. Raleigh. X. C. (North Carolina State Collcgc) IELLAMY. L. B. (11) W.kcfield Corp. 729 Meldnml Ave.... DetTClit '. Mich. IELLE. Jock (B) Westinghotz5c Electric Corp. Bettis ....tomic POWtt Lab. Bettis Field. Box 10468 Pirtsbarvh 30. Pa. tnllDO, Bartolome Damis Direetor Gerente de MER S A lna<ones (Oviedol. Spain IELO\\'. Em... H. (W) PtnnsbuT)' Pottery, Morrisville, Pa... IELU. Jam.. C. (G) Owens-Corning Fiberglas Corp. 1Iox 860. Anderson. S. C. JrXBENEK. Raymond (51) Aeme Bride Co. Box "25. FonWorth 1. Texas lEXBOW. R. Manrice Box 5667. State eollel"e Sta. Raleigh. K C. . IESDE.R. John B. (Rl) SJ3 N. Second 5t. Wells\'i1ie. Mo. (Welis\'i1le Fire Brick Co.) lE:\ECKI, WaJte'" T .. Jr. Phi Kappa Theta. Box 219 State College. Pa.. !F.,.,\EDICT. VitFnla American Cen.mic Society 4055 N. High St.. Colnmbus 14. Ohio ltNGAL POTTERIES LTD. (G. Ie. Bbapt) 4S T~ Rd. ItC~aJICA'UMtWta.. India P.ul Jam.ei'"Douga.1l & Sons Ltd. '1.:' ~~JoAnl~j5llrii.dRgeo.beSrct oTt.l and (R) O....ens-'O;>rning FibeTt'las Corp. ':~s Te~nology Dept. ....ark. 'Ohio No. 10 (1961) BE?\l\ER. St.mlcv G. (E) 1610 Frase 5t: South Plain6elcl,l". J. BENNETT. A. Leo (SFI) 1830 Las Flore~ Dr.. Glendale, Calif. (Pac:ific Clay Products) BENNETT. Dwight G. (EFlC) 204 Ceramics Bldg. UniveT'Sity of Illinois. Urbana, Ill. BENNETT. Floyd R. (R) 6640 Nevada Ave., Canoga Park, Calif. (Atomic~ International) BENNETT. Frederick R. (R) Box 325, Hartsville. S. C. (Carolina Refractories Co.) BENNETT, Marvin (WI) 6<435 Eastwood St. Philadelphia 49. Pa. (I.T.E Circuit Breaker Co.) BENNETT. Myles P. (BFI) 6552 N. Oldham Lanc Sac Gabriel. Calif. (Gladdinr. :McBean & Co.) BENNETT. Philip M. (R) 6 Roberts Rd. Plainfield, :N. J. (Quigley Co.) BENNETT, Russell B. (Bn 301 Tb.alia. Rochester, Mich. (General MotoT'S Corp.) BENNETT. Stephen K.. (1) 806 Wilson Point. Apt. A. Baltimore 20. Md. BEN.KETT. Thomas H. (W) Box 333 . .East Sparta, Ohio (Sparta Ccramic Co.) BENNETT. Walter R. (51) Acme Brick Co. Box 42$, Fort Worth 1, TC:tas BENSOK, David 76 William St., Hudson Falls, K. Y. BENSON. Peter O. 63 Chapin St.. Canandaig-ua, N. Y. BENSON. Robert H. (L) Aluminium Limited Sales, Inc. 111 W. 50th St., New York 20, N. Y. BE?-:TLEY, Jon D. 2003 E. 47th. Seattle 5. W~h. 'BE~TON, Kenneth R (G) Owens-Coming Fiberglas Corp. Box 860. Anderson. S. C. BENTON. MariOD L. (R) Box 21i. Owosso. Mich. (Abrasives & Ceramics, Inc.) BENTZ. George B. (M) National Plumbing Pottery. Inc. City Park & Thunnan Avcs. Columbus 6, Ohio BENZEL, James F. 1106:K. Lincoln. Urbana, Ill. BERG. Morris (L) 112 Jackson Dr.. Lancaster, Pa. (Raciio Corp. of America) BERGER. Donald F. (G) 274 Heatber Rd., Madison, Ohio (Diamond Alkali Co.) BERGER. Otto (G) BaldwinEbret-Hill. Inc. 701 N. Broaciwa:r, Huntington. Ind. BERGERON. Clifton G. (El) University of Illinois Dept. of Ceramic Engineering Urbana. Ill. BERGHOL'IZ. Gary K. 52 Pearl St.. Port Allegany. Pa. BERG-IVERSEN. Wiggo A/S Egersunds Fayancefabriks Co. Egersund. Norway BERGMANN. O,w.Jd R. (B) 2917 Micklc St., Camden 5. N. J. (E. I. du pont de ),'cmouT'S & Co.) BERIOT, Philippe (S) Cooksvillc.L,aprairie Brick Ltd. Box 550, Laprairie. Que., Canada BERKELHAMER. Louis H. (LI) Obmitt: Mfg. Co. 3601 Howard St. Skokie. Ill. BERKOWITZ. Korman S. $06 W.lltb St., Rolla. Mo. BERMA?\. l'\elson (L) 6 Ma'lloli,i, Dr. New Hyde Park. N. Y. (]FD E1ectroz:';cs. Inc.) BERNARDINI. Guy F. (W) Box 19. R. R 1, Latrobe. Pa. (Carborundum Co.) BER.NIUS. R. . (L) Indiana Steel Products Di,. Indiana-General Corp. 405 Elm St. Valparaiso. Icd. BERNS, Milton H. (MF) 2.. 9 Cbarlottc Ave.. Hamburr. N. Y. (Elcctro Refractories & Abrasives Corp.) BERNSTEIN.l.eonard (L) AUoys Unlimited. Inc. 21-07 <43rd Ave. Long Island Cit) 1. 1\. Y. BERNSTORF. Robert B. (X) Box 679. Dairy Lane East Liverpool, Ohio (Commercial Decal. Icc.) BERRIN. Lloyd (BJ) Westinghouse Bettis Atomic Power Bettis Site. Box 1468 Pittsbul'i"h 30, Pa... BERRY. Thomas F. (B) 17 Coolidge Ave.. West Caldwell, N.]. (Radio Corp. of AmeriCOl) BERSE.Y. Herbert P. (R) Whittaker. Clark & Daniels. Inc. 10 Howard St.. Verona. N.]. BERSTICKER. Albert C. (E) 6753 Mill Rd., Brecksville, Obio (Ferro Corp.) BERTAUT, Edgard F. (C) Pennsyh'ania State tinjve1'Sit~ 216 Mineral IDdustries Bldg. Universitr Park, Fa. BERTEl.SEl'\. James L. 114 K Fifth St., Monrnou:b, m. BERTHER. G. Franco Box 639. Alfrcd, N. Y. BESSE. Richa,d W. (W) Onondaga Pottery Co. Box 1003. S:ruCtlse 1, K. Y. :BESSEY. George E. Chalk Lime & Aliiec Industries Research Association, 30a Cburcb St. 'Velwyn. Hens, Engla.nd BEST. Edison F. (G) LibheyOwens.Ford Glass Co. liOI E. Broadway. Toledo 5, OhiC' BESTUL. Aldeo B. (B) 9400 Overlea Dr., Rockville. Md. (National Burcau of Stancards) BETHLEHEM STEEL CO. (Hobart M. Kraner) Bethlehem. Poi.. BETTISON. L. S. (S) Chambers Brothers Co. 52nd & Media St.. Philadelphia 31. Pa. BETZ. George C. (MF!) Metal & Thermit Corp. 100 Park Ave., New York li. t-;. Y. BEVERIDGE. Colin M. 1H8 88tb Ave.. Oakland 21. Cali!. BEVIS, Ralph E. (EI) 1815:K. Park Blvc. Cleveland Heights 6. Ohio (Fcrro Co:-p.) BEYER. Georgc 1. (B) Pure Carbon Co. H:t.ll Ave.. St. Marys. Fa. BEZBORODKO. David (G) Mecbal1ical Mirror Works. Inc:. 66]-663 Edgecomhe Ave. New York 32. N. Y. BHAGAT. G. K. Bengal Potteries Ltd. 45 Tangra Rd . Calcutta, India BHALLA. Arndt K. (WI) N:ltionat Tile & Mfg. Co. Box 940. AndeT'Son, Ind. BHASKAR, Baij N. Ishwar Indu.stTies Ltd. P. O. bbwar Nagar. l\ew Delhi. India 557 .;=:-- .. E1CCtJM, Robert T. 21274 E1~cott Ph")",. Apt. MJ02 Wancnsville Heights 28, Ohio BICKELHAUPT. Roy E.. (R) tJnivenit)' of Illinois 2~ Cera.mics Bldg., Urbana, Ill. BICKERSTAFF, Howard}. Box 1333, Clemson, S. C. BICKERSTAFF. ShCT'Nood B. 2614 Country Oub Rd., Columbus. Ga. BICKFORD. F..d A. (G) Box 29. R.R.2. Campbell. N. Y. (Corning Glus Works.) BIDDLE.. Georic J. (R) Illinois cay Procl.uc:t.s Co. 208 S. La.Sa.Ue SL. Chicago -t. Ill. BlDDULPH. Albert ] 1 Holden Rd. Wolverhampton. England (Bilslon Enamel Co. Ltd.) BIEDENBACH. Joseph M. (B) 3501 Briarwood Dr., Flint 7, Mich. (A C Spark PlagDiv. Goenen} Moton Corp.) BIEK, Kenneth A. 520 North Ave.., Bani:cgton, Ill. BIELAWSKI, Chester A. (B) 2353 W. SevC'%lth St. Oevehmd 13. Ohio (Brush Beryllium Co.) BIELER. Burie H. (R) 32S0 Otis St., Wheat Ridge:, Colo. (Dow Chemical Co.) IHELSTEIN. Hans O. (R) Aeronautical Research Lab. (ARZ) Bldg. 450 Wright.Patterson AFB. Ohio EILLHEIMER. John E. (W) Ii Belmon: A'e. Highland Park,!\.]. (ATCO Ceramics Corp.) BILLIAN. C."oll J. (G) O"'ens-Jllinois Gnleral Research Div. 1700 N. Westwood Ave. Toledo 7. Ohio BILLINGS. David D. (G) Gallo Glass Co. Box 1230, Modesto, Calif. BIRCH. Raymond E. (RFJ) Harbison-Wa.llter Refractories Co. 307 Fifth Ave.... Pittsburgh 22 Pa BIRKER. Max J. (R) . Dolite Co. ~164 Monroe 5t.. Toledo 13, Ohio BIRSE. AJuandt:1" L John G. Stein &: Co., Ltd. BonnybTidge, Scotland BISE.4"Y. Adli _.... merian Univt:TSit) at Cairo 113 Shar-ia. Msr d Eini. Caire. Egypt BISHOP. Frederic L (GF) Kimble Glass Co_ Owens.Illinois Tee.hnical Center 1700 N. Westwood Iwe. Toledo 7, Ohio a:BISHOP, Georl'e ]., III (S) ColumbiOl. Brick Tile Co. Box 3207. Columbia, S. C. BISHOP. HuoJd E. (G) Statesville Mills Diy. United Merclants &; Manufacturer',. States\'i1Je:, N. C. BISHOP. Laverne: R. (R) Aluminum Co. of America 3300 M iuoari A,.c." East St. Louis 111 BISSELL. Don W.. J,. (EI) .. 703 Green St., Roclnon. III (Ipsen Ceramics Ille.) BISTLINE, Walte:- A. (G) Pittsburgh Plate Gla.ss Co. Creighton, Pa.. BITK(M Sheldon (L) l~oyt St., Stamford. Conn. (~ Products CorJ).) BIXM'" Ittnry D. (Sl) CentraT"-CommCTCial Co. I1ar1in~on. Baver County, POi.. 558 BL.to.CHERE, Jea:-. R. Bo7., 12:, AlireG,~. Y. BL.... CHERE. Samia T. Box 121. Alfred,l\. Y. BLACK. Jonathan T. ($) 1674 Pine Valle'" Rd. Milledgeville, G-a. (Oconee Clay Products Co.) BLACKBURN, ..... Rei! (MI) 204 N. State St., Westerville, Ohio (Ram. Inc..) BLACKMAR. Robert J. (M) 124 Uneaten. Ave. Worcester 6. Mass. U';orton Co.) BLACKWOOD. Jame> M. (RI) Marion & Bar-bu. Sts. Parkhunt Apts. 5-0. Bethlehem. Pol. (Bethlehem Steel Co.) BLAES. Henry M.. 1l (B) 2516 Vassu Pl. Costa Mesa, Calif. (Aeronutronic Div., Ford Motor Co.) BLAHA. Emil (R) ~15 Ashmead Rd. Cheltenham, POi.. (Setas Corp. of America) BLAINE, John C, (G) Libbe~:-Owens-FordGlass Co. Ottawa, Ill. BLAIR. G. RiohanJ (B) 10748 Cnnks Rd., Cuh'er City. Calif. (Hughes Aircr.a.ft Co.) BL."IR. Laun~nce R. (B) Johns-Manville Products Corp. Research Center. Mamille. K. J. BLAIR, Roben (B) Bell Telephone Co, Murra)' Hill, K. J. BLAIR. William H. (M) 3936 B1")'tl Mawr Dr., Dall:i.s, Texas (0. Hommel Co.) BLAKE, Walter 'I. (M) C. Vl. Brabender Instruments, Inc. 50 E. Wesle)' St. South Hackensack. 1\".]. BL4"NCHARD. M. Kenneth (EF) A. O. Smith Corp. 3533 N. 27th St. , MiJ""...ukee I, Wise. BLAKDFORD. IlL,. Jo,eph B.. J" (BJ) Wright Air Development Center Area B, Box 6957 Wright-Patterson AFB. Ohio BLANK, Bene A. Box 1401. Alfred.1\'. Y. BLW. Henry H. (GFIC) Fedenl Glass Co., 515 E. Innis Ave. Columbus 7, Ohio . BLAZE, Joseph E. (R) 2417 S. Arch Ave., Alliance, Ohio (Babcock & Wilcnx Co.) BLEASE, William B.. }1". (RJ) c/o A, O. Hightower Bermuda St., Batesburg, S. C. (Harbison.Walkcr Refractories Co.) BLENKO:Wi1Iiam Hen1")', Jr. (G) SOl Fourth St., Milton, W. Va. (Blenko Glass Co., Inc,) BLESSING, Robert Lee (51) li14 Crestwood Dr. Mineral Wells, Texas (Texas Vitrified Pipe Co.) BLISS. Roderick T. (~f) 3S E. Center St.. };esqllehoning. POl., (Deister Concentrator Co.) BLlTO>:, Jerald L. (EJ) 21208 Main St .. Matteson, Ill. l."nnour Research Founduion) BLIURD. John R. (G) Coming Glass Works. Corning. N. Y. BLOCH. E. H. W. 1~3 Crewe Rd. Alsager, Stoke-on-Trent. England (Consultant) BLODGETT. William E. (L) Americ:m-Standard, Research Dept. S34 E. Broadwa). Louisville~, Ky. BLO~IE. Jam~ C. (B) S8J':; McNult,, Dr. St. Louis 14, Mo. (McDonnelJ ..tUrcraft Corp.) BLOOM. Ray A. (R) T ~cbnlc.1 Library Tlmketl Roller Bearing Co. Canton 6. Ohio BLOORE, Robert Boulton S"",itlnenons, Ltd. H.tlle)',Stoke-on_Trent En ' BLUM. Seymour (LI) il<l.nd Raytheon Co. Research Div Waltham 54. Mass. . BLUME. Arthu, J. (SFI) MUrTa~' Tile Co., Inc,. Lewis BLUNT. Royden A. (GF) POrt. }()'. Buck Glass Co . Div. &lox: G41 705 Merca.ntile Trust B1di. s. Int. Calvert & Redwood Sts Baltimore 2, Md, . BLYTHE COLOUR WORKS LTD (C. G. Sergeant) . Cresswell,Stoke-otl.Trent:E. 1.;, BOBAL, George A. (R) ,til' nd 366 Outlo~k Ave., Colonia., N'. J CMetropohta.n Refractories Co . ) BOBROWSKY. A. R. (B) 'l'. 31 North Dr,. ~ivingstotl, N. J. (Engelha.rd lnaustries. Inc.) BOEKER. V. W. (GI) Owens-Corning Fiberglas Corp National Bank Bldg. . Toledo 1. Ohio . BOGARDUS. E. Hal Penns)'l\'ani... Stale University College of Minerallndustrie}' Uni...ersity Park. Pa. BOGATAY. Paul (DC) Ohio Statt Universit... Dept. of Ceramic An' 108 N. O ...al Dr. Columbus lC Ohio BOG};'AR. Edwin]. (RJ) , Union Mining Co., Int. 2306 First National Bank Bldg. Fittsburir. 22. POI.. BOHLING, William C. (R) 21,46 Ridge Rd., Augusta. Ga. (Babcock & Wilcox Co.) BOHOK. D. L. (M) DeVilbiss Co. Phillips & Dttroil ..\Ye. Toiedo I. Ohio BOHRER. John J. (L) International Resistance Co. 401 N. Broae St. Phii..deipbia 8. h. BOLE, George A. (Honorary. XF) 30 W, Jeffrey Pl.. Columbus 14. Ohio BOLES. San J. (R)) 4804 Calvert Rd., College Pa.rl.:, ~e!.. (U, S. Bureau of Mitles) BOLIN, William J. (W) America:-. Zinc S;.les Co. P;.ul Brown Bldg. St, Locis,lfo. BOLI~GER, Phillip N. (LI) Audre)' Ln., Pboenix\'ilie. P:t. (Corning Glass Works) BOLLEN. W. J. Algemene Vereniginr voor de Nederl;.ndse. Audewerk Cl:l. Glasindustne, Haagweg 139 Rijswijk (ZH). Netherlands BOLLINGER. Raben H. (MI) 537 E. Hamilton Ave. State College. Pol. (Warner Co.) BOLON. Dnie G. (Rn 5751 Kilmer Ln. Indianapolis 20, IDe!.. (Manufacturers' Repl'csentati\oc) BOLTOK. Ham L. (R) Philadelphia Quart: Co, Public Ledge:- Bldg. Independence Square Philadelphia 6, Pa. BOLZ. Leonard H. (B) National Bureau of Standsrds Di.... 9.7 Conn. Ave. & Van Ness Washington 25. D. C. BOKEBRAKE. H. P. (M) . Aluminum Co. of Amenca 1'a. . 1501 Alcoa Bldg., Pittsbtlrrb 19. CERAMIC BUUS1'" ~'JS' flO'Sha 220l r:rJ( fO i22 C.' oNST )3 paP .044 ~ ONr liD .0433/ ('" .OOR' P /l.lu: Bo:" ~OOTE 135 FOOT}; ""11' (He FOOY . Box FOO Z E Box ~OPP. ( 620 Oak (02. ~OPP. I 6i G {COJ ~OOUJ' i7H; (A:'"I ~ORCH E. J. Exp, I Exp: 13ldf ~ORGE 392 ~ ~ Ha\\ IBOROS. 1140 Lon; (Au: Nor! BOSCH. l Lah. EJec' 1 22 P; BOSLEJ. 1000 1 (lng, Borg BOTFlE 1J Botf. Swar Phil:;: ! BOTtle: ' Swar Phil. . l BOTH. E 1 1505 Asbu (U.~ BOTHE. f 3085 (Con r, BOUDEf 2437 .. BaltiJ ..) (Pem I1~ BOVEE. 1837 . ~~ Gr:u" ~ l(liar I BOWDE: :so. . . {~ BOWEN i ~. ~OW(hEJ'OoRMs;'e~~' Batt~ 50S 1\ VOL~O 1,,;ST.6.LL. John F. (S) * f"" Sb.. wnee Potteries z100 Lmden Ave" Zanesville. Ohio ~ ...,,.:NOT CO. (C W. Enrart) ~,.... j:!2 Mulberry Rd. S. E. Cl:nton 2. Ohio . ,S1EJi\. Thomas E. (W) P?'f2,per Mah'rs Importing Co. Inc. ; ~ S. Secene St.. uston. P... ~_,.()"E. Funk H. (Cl) i:""4336 Rugby Dr.. Toledo 1<1, Ohio cHarbison.Walker Refractories Co.) ~RMAN, Jobn F. (R) : ,.\Ictninum Co. of America ]!lox "97. East St. Louis. Ill. ~rll. Cbade> L. . 135 E. Green St.. West HuJeton, Pa. ~rll,Jobn F. Hule-head HaIl, Penistone NT. Sheffield. Yorks. England (H~..ortb Iron Co. Ltd.) FlOY. Emmy C. Box )4195, Alfred. KY. ~ZE. M. C. (RFI) Btlx 31, Pebble Beach. ~i!. f01'r. Charles D. (B) 620 W. Vanderbilt Dr. oak Ridge, Tenn. (Oak Ridge National L.ab.) JOff, Harold F. (GF) . ",-Gorton St.. Corni,ng .N. y.' (Cornint Gtu's Works) ;o0tJ1ST. COld W. (E) i7048 S. Colfax. Chicago "'9. Ill. C...rmour Research Foundation) IO;.CHARDT. Hans J. (B) t. 1. du Pont de l\emouTs &: Co .. Inc. .xperimer::al St,;;,tion Ixplosi"'es Dept. BldG". 336, Wilrningtor. 95. Del. IORGER. John G.. IJ . .. "-.:3.s9.2....Spcrhtrha.aNle.nJb. urg Rd: IOROS. Jobn (LFI) IHO E. Jackson St. Long Beacb 5. Cam. (Autonetics Div. }ionh American ..s....iation, Inc.) IOSCH. F. M. lab. AnorpnischTech. & Electro chemie %Z Plateaustta.a.t. Ghent. Beigium IOSLER. Krell (W) 1000 Yorkwood Dr.. Ma.nsfield. Ohio (IngenollHumphryes Di.... Borg.Warne1" Corp.) IOmELD, Georg. B. (R) Botileld Refractories Co. Swanson &: Clymer Sts. Philadelphia <47. Pa. IOTFIELD REFRACTORIES CO. (George B. Botfield) Snnson & Oymer Sts. Philadelphia <47. Pa. 10TH. Eberhard (L) 1505 S. Wanamasu Dr. Asbury Park. N.]. CU. S. Army Signa.l Corps) JOTRE. Ja.mes V. (G) ~ Southland Dr.. Da.n..me Va.. (Corning Glus Works) . lOUDER. :Norman l.L. Jr. (G) 207 Lakewood Ra. Baltimore H. Md. (Pc:mco Corp.) IOvE, Benedict A. (M) W7 Winter Rd. Grand hland, R.F.D.. N. Y. 10 (BaT"Ptt Electric Furnace COT"P.) \\'DEX. James J. (B) 10 Sol\'!lttX Co.. Box 127, Conland, Ohio WEN ENGINEERING. INC. ~os~J. Quinn, Jr.) lQ~'OETP;"tfI,l]~;rnaanlchd. N J. .] (B ) sa~e}!e M.emorial Institute OS i:\,.lng..t\ve., Columbus I, Ohio tOl.. 40, No. 10 (1961) - BOWLES. Fr-atlok W. (L) 20392 Orchard Gron Ave. Rock)' River, Ohio (Brush Berylliun: Co.) BOWMAN, Donald C. (E) 579 S. Craig Pl., Lombard, Ill. (Cbicago Vitreous Corp.) BOWMAK, Eugetloe D. (G) 1217 Carol......ood A,,e. Columbus 13. Ohio (Kimble Glass Co.) BOWM.AN, James A. (W) Georgia Kaolin Co., Research DepL Dry Branch, Ga. nOWMAN.John G. (W) 3..1 S. Juliana St., Bedford, Pa. BOWNE, Martin S. ($1) Lee Clay Products Co. Inc. Oeariield. Ky. BOYCE, Jo,epb (M) BO:ll; 754. Bea...er Falls. Pa. (Shepherd Chemical Co.) BOYD, Charles E. (G) Huel-Atlas Glass Di.... Continental Can Co., Inc. Research & Development Dept. Plainfield. Ill. BOYD, Frank H. (M) S. G. Frantz Cc .. Inc. -Box,113S, Trenton 6, N. J. BO)'"D ..~orge R. (G' . ' .. Pilkington Brothers (Canada) Ltd. Glass Mfg. Di ..... 350 Danforth Rd. Scarborough. Ont., Canad.... llOYD. Hugh (M) Maj:l.c, Inc .. 23rd St. Sharpsburg. Pittsburgh I!:. Pa. BOYD. Johr. E. (M1) Box 3304. Greensboro. ~. C. (Gene:al Minerals Corp.) BOYD, Robert C. (EFI) AmericanStandard . 1541 S . .sevettth St. Louji"'ille 8, Ky. BOYNT01\, Claadia G. tDF) Boynton Associates 56 E. Bellevue Pl., Chicago 11, Ill. BOYNTON, Rohert S. (S) National Lime Assn. 925 15th St., N. W. W:tshington S, D. C. BOZZO, J. G. (G) Fierce Glass Co., Raiiro,;;,d Ave. Port Allegany. POI.. BRACKB ILL. Charles E.. (L) R.. R. 1. Shreve, Ohio (Diamonite Products Mfg. Co.) BRADBURY, Donald R. (Bl 2004 Louis Rd., Palo Alto. Calif. (Sylvania Electric Products. Inc.) BRADD. Rosalie 810i Hull Dr., Philadelphia 18, Pa. BR."-DE.l\, Roger W. (MI) Hammond Lead Products. Inc. BO:ll; 912, Hammond, Ind. BRADFORD, Kenneth D. (S) 2688 S. Meade St.. Denver, Colo. (Rohinson Brick & Tile Co.) BRADFORD, Virgil E.. (GI) HazeJ..A.tlas Glass Di... Continent.a.l Can Co.. Inc. R~earch & De"'elopment Dept. Plainfield, 111. BRADLEY. Alan L. Cullinan Refnetories l.td.. P. O. OHfanufontein Transvaal, South Africa BR..l,.DLEY, Charles A.,]r. (GF) Pinewood Acres. R. R. 2 Corning,~. Y. (Corning Glass Works) BR.A.DLEY, Edward L. (w) }.merican La"'a Cory. Box 531. Laurens, S. C. BRADLEY, Fennimore :N. (LI) 3804 142nd Pl., S. E. Bellevue, Vlash. (Bo~ing Co.) BRADLEY, Richard $. (RFlJ 4 Park Circle. Mexico. Mo. BRADLEY, Ens. Ronnie A. (LJ) USS Kraus (EDD-S49) FPO. Ne..... York, No Y. BRADSTREET, Samuel \\". (E) Electro Refractories & Abrasives Corp. Willett Rd.. Lackawanna, N. Y. BRADT. Charles J. (M]) United C1a)' Mines Corp. 101 Oakland St., Trenton 6, N.]. BRADY, Jobn G. (B) Dept. of Mincs & Technical Surnys Ceramic Section, <40 Lydia. St. Ottawa, Ont., unada BRADY. Justin M. (M) 1320 No Deln'&re. Apt. 604 Indianapolis, Ind. (American An Clay Co.) BRADY. T. E. (Rl Surface Combustion Di... MidlandRoss Corp. 2375 DOrT St., Toledo I, Ohio BRAIN. Doue1as G. (W) 1960 Jane St. Weston, Ont. Ca.nada (American Standard Products) BRAMLETT. William P., Jr. (GJ) Annstron'g Cork Co. . . R&D' Center, I..a.noaster, -.Fa. SRANDES. Eric'). .. Fulm~ Researcb Institute Ltd. Stoke Poges, Bucks, Englanc: BRANDON, 1. Leon 110 E. Libert)" St., York, S. C. BRAXDT. Kristian H. (B) 8201 Magnetic St., E1 Paso, Texas (White Sands Missile Range) BRA!\DT, M:artha W. (G) Nationol Gltus Budget 912-913 Empir~ BidS-. Pittsbut"gb 22. Fa. BRANDT, Neill M. (GF) American Optical Co. Res-eareh Center, Southbridge: Mass. BRANDT, William O. (RFI) Denve: Fire Cb.y Co.. Box 550i, Denver Ii. Colo. BRANSO!\, Donald L. Mississippi State Universit, Dept. of Ceramic Engineering Box 368, State College, Miss. BRANSTETTER. Faul C. (R) A. P. Green Fire Brick Co. Box 2i7. Sulphur Springs. Texas BRANT, Arthur M. (R) 156 Hampden Park D:., Tiffin, Ohio (Basic Incorporated) BRANT, Da ..jd G. (RI) 50 Achre Ct. Tiffin, Ohio (Basic Incorporated) BRASHARES, C. A. (R) Harbison.Walker Refractories Co. 1800 Farmers Bank Bldg. Pittsburgh 22. Pa. BRASSFIELD. H.n", C. (B) R.R. 1, Stevens Rd., Foster, Ohio (General Electric Co.) BRATSCHUN. William R. (Ll) MioneapolisHoneywell Rei'Ulatcir Co. Res. Center. 500 Washington A'Ve. S. Hopkins. Minn. BRATTON. Raymond J. 610 Anderson St., Curw~ns...i1le, Pa.. BRAX Ma.nufacture Generale D'Emaux Vitrifi~ 221 Av. Gabriel-Peri Sainte-Genevieve-Des-Bois, France BRAY. David K. (B) General Abrasive Co., Inc. 2000 Colieg~ Ave. Niagara Falls, N. Y. BRAY. Kenneth]. (W) Wenael Tile Co. Kias- & Enterprise Ave. 'I renton, N. J. 559 ER ...... i'. Pbi!ip J. (G) Erowl: {;tliversit)' Provicicnce 12, R. 1. FRAVKOVICH. A. F. (W) 205 Francis Marion Dr. SpartanbuTi. S. C. (Kobler Co.) BI"Cl--iJia71 C"tnnic Societ)-su Associacoc BruilrirQ de Cl'rQ.mico sREARTON, Denis S. (R) 82 Harcourt St. Port Hope, Ont.. Canada (AMF Atomics (Canada.) Ltd.) ERECK. Do.wd W. (B) Linde Co. E. Park Dr. & Wood1llard Ave. Tonawanda. N. Y. BREDERO'S BOUWBEDRlJF N. V. (E.. M. ThwsinaJ KanWdijk 22 Aid. ReseaTch Utrecht. Holland EREEDLOV.E.. James G. (BI) '955 Signal Rd. Signal Mountain, Tenn. (American Lava Corp.) EREIT. Ka,1 K. (R) HS9 Bryant unc, Meadowbrook. POl. CR. C. Remmey Son Co.) EREITWIESER. Roben H. (S) . J95 l.&mar 5:... Lakewood 26, Co~o.: (Denver Brick & Pipe Co.) '.. BRENNER. Harold M. (E) B. F. Drakenft:ld & Co. Inc. Box 519. Washington. Fa. BRE};N'ER, IWph F. (GF) Cove Beach Club, Apt. 0404 Dec:-fieJc Beach, Fk. .ERESLlCH, Fnncis 1\.. Jr. (R) 12505 Marine Yin' Dr., S. W. Sc::;,ttle 66, Wash. (Boeing Co.) .BRETZ. L.A. (S) . , . 1718 Tbeodan Dr., Pitubut"&h 16. Pol.. (NATCO Co",.) EREUER.L. A. G. der Gen'esheimer Gla.shuttenwerke, 179 Heyestrasse Dusseldori-Gerresheim, Germanr EREWER. Bob (S) Alamo Clay Products Co. Box 8221, San Antonio, Texas BRIAN. Dick (W) 422 Florida. Ave., Chester, W. V __. (Husha"" Chemical Co.) .BRIAN, S. Douglas (M) Paper Makers Importing Co., Inc. ~ S. SecoIu! St., :Ea.ston, Pol.. ERICENO_H., GWt.avo J. Ap-.rtado 7619, Carac:l.S, Venezuela BRICK, Roben M. (G) Continenul Car. Co. 7622 S. heine Ave., Chicago 20, Ill. BR.ICKHOUSE, Robert E. (5) . 49 Ash Rd., Wapping. Conn. (Kelsey Ferl"Uson Brick Co.) ERIGHAM. Ralpb V .. J,. (WI) Onondaga Pottery Co. If58 W. Fayette SL, Syneuse I, :K. Y. :BRIGHT, Nonnan F. H. fB) Dept. of ::Mines & Tecbnieal Sur..e~is 555 Booth St., Ottawa, Ont., Canada BRINDLEY, ~orge W. (BFC) Dept. of Ceramic TechooloS'" Pc:nnsylvani2 State Univenit), University Park, Fa. BRINK, Allan B. 1206~ N. Goodwin, Urbana, Ill. BRIl\SMEAD, Kenneth H. (R) British Industries Corp. 80 Shon Rd., Port Washington,~.Y. ERISBANE. S. M. 40 RJvc:rdale Rd., Hawthorn E2 Victoria, Australia (CcRQrnonwc:alth Scientific & In4iiitri.aI Research Organiution) ERISro~?bertH. (LI) . ~ Sequos.a Rd., R. R. 1 BallstorfLa.ke, };. Y. (General Electric Co.) 560 BRlTCHE.R. Gordon (S) 306 Berkdey Dr., Syracuse 10.;\. Y. (S~raeu!.e Pouer). Inc.) BRITE, Daniel W. (B) 403 Smith, Richland, Wasb. BRO\\':?\. Dono,';.n P. (Rl) 6~0 Rittenbouse Ln. St~afford. W_?'ne P.O . P.o.. (1\ortb .A.menc:an Rdract . BROWN, Dwight R. (W) Oflt$ Co.) (General Elecuic Co.) BRITISH CERAMIC SOCIETY (Gerald H. Stewart) Federation House. Station Rd. Stoke-on-Trent, England BRITTAIX. Clifford G. (L) Pinco Div., )o$lyn Mli & S Lima, };. Y. I.lPPJ)" ~ BROWN. EDWARD L. (W)) . 5601 Stumph Rd., Apt. 305 C B R OPWalr"m" , aG3e0o,r gOeh iRoe (uFb et tnr o(MC~t"p.) 3528 Arlington St., Laureldale, Pa. (Western Electric Co,) BRITTON, MOlrvin G. (B) NOTth American loUg. Co. 4455 E. 715t St., Oeveland SO' BROWN, Jesse J., Jr. ' hlo 121 Hornby Dr., Painted POSt,:S-. Y. (Corning Glass Works) R. R. 3, Box 32, Ne""pon Jl BRO\VN, Jobn J., Jr. (51) 01.. BROCK, Thomas W. (B) Marion Brick Corp. Q",en!.11Iinois 1700 N. Westwood A,e. 399 E, Center St., Ma.rion Ob' BROWN, John T, '10 Toledo 7, Ohio BROCKMAN, Frank G. (L) 850 E.. Main St . Grovepon Oh' BROWN, Joseph A. (5) '10 Philips Laboratories lrvington-on~Hud!.on.};. Y. BROCKWAY GLASS CO. INC. Baltimore Brick Co. 3200 E. Madison SL, Balth:nore BROWN, Kenneth L. (B) S,1.Id. (F. B. Hess) Brockway, Pol.. Lincoln Electric Co. BROCKWAY, M. Clifford (B) 22801 St. Clair Ave. 116 E. Cooke Rd.. Apt. B Cleveland Ii, Ohio Columbus 14. Ohio BROWN, Lawrence H. (WF!) (Boutelle MemoriOlJ Institute) BRODERICK. EdWaio.J. ('1:):' .CeI}enol E,Iet:,:nc Co ...:. . ". . Bo~ 3~5,Invenless' F"~ , ,.... ..' ';(CCuali1'""') .: ..... .'.. '-, IffiOWN.'~li" {W). '. . '." Reeeh'ing 'rube 'DepL Lenox,tne. . ., 316 E. Ninth St.. O\vcnsboro. Ky. SO Meade St., Trenton S,~. J. BRODIE. William T. (W) R. R. 3, Kitunning, P:I. (Ijer Co.) BRODNICK. Roy M. (G) Micro Swilch Div. Minneapolis-Hone"well Reguiator Co. E. Stephenson St., Plant 1 Freeport. 111. .IlJWMFIEI..D. Abjon (D) ~8'Don Mills Shopping Celltrc Pon Mills. Ont., Canada (Abjon Creath'c Studio) BROOKHART, Rex (R) Poly Resins tl655 Wicks St., Sun Valley, CAli!. BROOKOVER, George B. (C) BROWN, Lewis T. (C) 3396 Las Huertas Re.. Lafayette. CaH:. ( Owens-Illinois) BROWN, Meredith C. (s) 609 N. Friends Ave Whittic:r, CaliL (.Consultant) BR:OWN, Ramona 1. . ';32'Wafnut, Rock Spnngs:'IlI"o'. BROWN, Ra)"monc J. (LI) . 1305 Chestnut, Fremont, Ohio (Brosh Bet)'llium Co.! BROWN, Richard M. 808 v.:. Sherwood TerUct 3i3S Maxwell Rd., Toledo 13, Ohio Chan::paign, Ill. (Owens-Illinois) BROWN, Robert L. (GJ) BROOKS. Marion E. (M) 132 Broughton Dr., Grecn\'i!Jt, S. C. Bickerstaff, Inc. (Ford Motor Co.) Box 1178, Columbus, Ga. BROOKS, Merton H. (L) BROWN, Robert R. (5) Diamond Clay Prolh:c:s LtG.., Box 2~ Titanium Alloy Mfg. Dh. Burlington, Ont., Canada National Lad Co., Box C Bridge Sta., Niagara Falls, N. Y. BROOKS. Robert H. (WI) 1i38 Pavilion Dr., Pomona, Cali!. (Norris-Tbermador Corp.) BROSIUS. Jobn P. (G) 40,3 Emerson Avc:., Aspinwall Pittsburgh IS, Pol.. (Krieg Piston Ring Co.)" BROSKE, William F. (B) AMP Inc.. Research Div. 425 Prinee S:., Harrisburg, P:o. BROWER, William 5., Jr. (LI) Nation:.l Bureau of Standards, Di\.9.05 Washington 25, D. C. BROWK, Arthur E. (L) 317 Navc:sink River Rd. Red Bank, N. J. (U. S. Army Signal Researeh & Development Lab.) BROWN. C. Justus. Jr. (G) Libbe~'-Owens~FordGlass Co. 1701 E. Broadway, Toledo 5, Ohio BROWN, Clarence B., Jr. (M) Hardiege Co., Inc. . 240 Arch St.. York, Pol.. BROWl':, Colin C. (G) 21 Mecc:':r)' Ave., Cuba.l':. Y. (Cuba Cheese & Tn-ding Co.) BROWJ\, Donald Nicol (G) ~ E. Third St., Coming, };. Y. (Corning Glass Works) BROWN, Roy W. (G!) HarbisonCarbo:-und1.lm Corp. Falconer, l'\. Y. BROWN, ShennOi.n D. (BC) 10i3 W. Fiftl:., S. Salt Lake Cit~, Uub (Uni"enity of Utah) BROW};, Sherwood F. (B) 3 Lancaster Ave., Cbelmsford. ~U1. (Lowell Teebnologic;.lln$ti~te) BROWN, Wilbur F. (GF) 3744 Brookside Rd. Toledo 6, Ohio (Libbey_Owens_Ford Glass Co.) BROWN, William E. (R) Box 180, R.R. 1, Norristown, Pa. (E. J. Lavino & Co.) c.BROWN, Willian: R. 1423 W. Palmetto BS.t.(.GrJl)oren~, $. (U. S. Army) BROWN, W. Richard (L) 9536 Countryside Ct. Clarenee Center. N. Y. (Cornell Aeronautieal Lab.) BROWNE, Charles M. (B) Libbey~Owens-Ford Gla.ss Co. . 1701 E. Broadway, Toledo S, OhIO BROWNE., Thomas C. om Ie'" J, 626 Wayne Ave.. Haddonnt , . (Ross TaeotlY Cn1cible Co.) BROWNELL. Robert L. (L) c>rJ. . 3136 MesaloOi. Lane, pasadena. ) . (Bell & H.owell Research Center CERAMIC BmJ."1" 0\\':--;:": fF C,t3:(" Un: college 0 ';'!fred, 1\ S~ OWl" FIE ;erownnc! 50 W. Ga O\\'NLEI SF .4li Far1t tlEAKER liFo 1.423 Non Columbu~ ~ ~tlCH. Cba Genera.! I Fesearc:h 9RtlCHMAl' Haeger P SF-VaN, Hel MeDanel 5925 E. F eRVMM, Car p 2i28 Na.sl (Kimble ( 9~tlMMET. }J:cGr_w Tbomas .: 51 ~kc:si ElRV}.'NER, ( . Box 22i . _. ".' ..~ (lp'en Ct. llFUNS;:1()h'~ . Corning'" BFUSH BER (Kenne:~. 5209 Euc; BRUSH. Ge()~ r.~rrOV C 35 E. Cay Columbu~ BRYAKT, E\.1 Feno Cor Cleve1anr: B'Ri:'ANT, Fo Dallas Cc 7834 Seec BRYCE, Hor. Hendeno: Box ]251 BUBSACK.1 " Birchw, (Ferroxc~ BUCHAN. M A. P. Gre! Tro)'.Id.:a 9UCHANAK 957 Mass:. Cambridg BUCHHOLZ Pittsbur~ Ford City BUCK. han: 268 PrOST East Ora' (Westing BUCK.. Willi.: 13000 W. Ehr. Gro\ (De:lta 0 BUCKLES. P 913 Suns( (Dona.ld : 9UCKLEY. I Cbampio: 900 UptOl BUC20K5LCEoY~r':1 BUCKLEY. ~ 832 Brad Brac:kenT (Pittsbur BUCKNER I 2 Hunt~T~ (Bausch, 2UCKNER, { 6000 Rivi, 2tJ'I::.GE, Rob C;obe~Ur. la1ilwaukt VOL. 40: l\ _O\\'J'ELL, Wa~'n(" r.. (SFlC) (" Stall(" \.:"i\"("niIY o! }.;i(" .... York colli("E'(" of Cerounic~, at Alfred Uni\'. j.llri("d, :t\. )'. 1~ O\\'J\FlELD, )1rownfield & Lyman Malone SO W. Gay 51., Columbus, Obio .1 ~O\\':\LEE, Jimmie C. jJ ,Ii Fariey Ave., Laurens, S. C. I ~VBAKER, Burton D. ' 1'23 Northwest Bhd. coJumbu~ 12, Obio j~VCH, Charles A. (B) ~ f (ie11eral Electric Co. ~ Research Lab. 5cbeDtc:tady, N. Y. , ~VCH:MA.NN, Helmut (W) : J liaerer Potteries. Inc... Dund. Ill. : "UHN. Henry H. (R) : ~cDanel Refractory Porcelain Co. 5925 E. Fifth St., Tucson, Ariz.. I,U!JM, C",} E. (Gl 2iZS Nash Rd., TOledo 13, Ohio (Kimbli(" GlassCo.) I,UIIMET, B. D. (B) ).l:cGr~w-Edison Co. 1bomas A. Edison Resurch Lab. 51l.akeside An.. West Orange, N. J. il:tJ~KER, Cedric D. (W) BoX 227. Pecatonica. Ill. . (Ipsen C~nmiC$. Inc..~ . "UNS, John H . J,. lGl' . , .' .. Coming Glas~ \Vorb, Corning, N. Y ,lUSH BERYLLIUM CO. (Kennelh W. Miller) 5209 Euc:lid A\e. Oeveb.nd 3, Ohio fRUSH, George D. (S1) Harro~ Ceramic 5er\"ici(" Co. 35 E. Ga~' 51., Room 413 Columbu~ 15, Ohio IkY.".:\T. Eugene E. (En) Ft-rro Corp .. 4150 E. 56th SL . Develand 5, Ohio JRYA?>."T. Forest L. (W) DallAS Ceramic CQ. 7B3~ Second Ave., Dallas li, Texas !tYCE, Home!" L. (S) Henoi("f'Son Clay Products. IDc. Box 1251, RendenoD. Tens )t,;BNACK. Harry W" Jr. (G]) <l Birchwood Dr. Saugerties. N. Y. (FeTToxcube COTP. of America) ItiCHAN". M. A. (R1) A. P. Green Fire Brick Co. .Tro)', ldaho WCHANAN, Relva C. ."'Ye.95' }dau;.chusetts Cambridi~ 39, Mass. JUCHHOLZ, Ed\\-a.:-d R. (G) Pittsburgb Plate Glass Co. FMd City, Pa. n:cr., Ivan E., Jr. eE) 26S Prospect St.. Apt. 4E last O~nge. 'N. J. (Westingbou!e Electric Corp.) ruCK.. William L. (R) 13000 W. Walnut Rd. Etm Grove. Wise:. (Delta Oil Prodgcts C01"P.) IUCKLES, Payl E. (MI) '13 Sunset Ave., Zanesville, Ohio (Donald Hagar Cenmic Materials) IUCKLEY. Edward D. (B) Champion Spark Plult Co. 900 Upton Ave. Toledo 1, OhiQ t':ct:LEY. )0 hn D. 205 Courtni("Y Dr.. Hampton, Va.. II:ClCLEY. Mie!el J. (G) 132 Braclcenridge AYeo Brackenridge. Pa. (Pittsbureh Plate Glass Co.) IUClCNER, Du. A. (B) 2 Htmters Run, Pittsford. No Y. ll' (B~.fb & Lomb, IDc..) oClCl>:ER, O. S. (G) 1 6OQf'RU:ien Dr.. Coral Gables, Fla. L'ret:. R6l>ert H. (L) Clobe.UiJ,ioD lnc... 900 E.. Kede Ave.. Wil'l\'aukee 1. Wise. ,. VOl.. 40. No. 10 (1961) BUEHLER, Be!"t P. (S) 5155 Warner Rd. Garfield Heights, Ohio (Cleveland Builders Supply Co.) BUEHLER, Ralph N. (S) Fairfield Brick Co., Zoan'ille, Ohio BUELL, Billie (B) 10120 Tbird ~. W., Seattie i7, Wash. (Big Bu)', Inc.) BUESSEM, W. R. (LCl Pennsylvania State University College of Mineral Industries University Park, Pa.. BUFFALO CHINA, INC- (Robert E. Gould) 75 Hayes PI. BuffalQ 10, 'No Y. BUGOSH. Joh. (R) E. 1. du Pont de Nemou!"s & CQ. Industrial & Biochemicals Dept. Experimental StatiQn Wilmington. Del. BULL, Nonnan G. (S) KimberlyClark Corp.. Neenah, Wilc. BULLOCK, Donald J. (W) AC SparK Plug Div. General Motors Corp. 1300 N. DoTt Hw)., Flint 2. Mich. BULLOCK, Gordon 772.Warrington Rd., Risley . Nr. Warrington Lancs; England' ('Consultant) . BULLOCK, Richard S. (RJ) 14l"4 Friendship 51. Philadelphia 11, POl.. (E. J. Lavino & Co.) nt,~XGE, Fred H. (!I~) M. A. Hanna Cc .. Research Lab. Hibbing, Minn. BURCH, Oscar G. (GFI) OwensIllinois Box 1035. Toredo 1. Ohio RURCHE~AL,Charles H. (W) C.mbridge Tile Mfg. Co., Box il Cincinnati IS, Ohio BURCHFIEL. B. M. iRFl) l,.J44 Mar Vista, Whittie!", Calif. (Pacific Cl.y Products) BURCHFIELD. Pay} E. (G) Wyandone Chemicals Corp. 1609 Biddle Ave., W)'anciotte, Mien. BURD,John]. BQX 64i, Alfred, N. Y . BURDICK, Milton D, (WFI) National Eureau of Standards Engineering Ceramics Si("ction Washington 25. D. C. BURDICK, Sidney D. (G1) Spence!" Hill Rd., R. R. 2 COrDing, 1\. Y. (S-B Polarimeter'S) BURDICK, VemQn L. Box ~26!>Alfred, N. Y. BURGER, Kendal R. (Gl R. R. 2, Box 1 H, Clanon, POl. (KnQx Glass Co.) BURGESS, D. Gordon (B) Ole! Oak Lane, WiDchester. Mass. (Arthur D. Little, Inc.) BURGYAN. Alada< (B) Ferro CQ1'p. 4U50 . 56th St.. Oeveland 5, Obio BURKE. J. E, (BFl General Electric Co . Research Lab. Box 1088, Schenectad)', N. Y. BURKE, L. Roger (R) Cbas. Taylor Sons Co. 1203 Peoples BanK Bldg. Pittsburgh 22, Pa.. BURKERT, John G. J,. (EI) 210 PerT)' St., Hempstead, N. Y. . (Grumman Aircraft Engineering Corp.) BURKHALTER. Edward (51) 7219 1nterlaaken Dr. Tacoma 99. Wash. (Builders Brick Co.) E:"'RKl..O. Donale C. \,R) 420 l\. Eim S~., Columbian... , Obio (Kaiser RefraCtories Di\'. Kaiser Aluminum & Chemical Corp.) BlJRKS, Cecil M. (RI) 103 Parkdale Rd., Steuben,,il1e. Ohio (\'.'einon Sleel Co.) BURLEY, Frank N. (W) Case Manufacturing, Djv. Ogden Corp. 1000 W. Pine St. Robinson,Ill. BURLEY, Newton Ray (W) )864 DrC$den Rd., Zanesville, Ohio (Burle:l" Clay Produc:ts Co.)' BUR!'", Harold]. D. '6Burn Fireclay Co. Ltd, ]esmQnd Rd, Ne""casue.uponTyne 2. England BURN AND, Guy M, (Life) Musrs. Jobnson, Matthey & Co., Ltd. 78, Hatton Garden London. E. C. 1. England BURNHAM. FOTTest E. (W) 505 Tenth St,. Apt. S, Golden, CQ!Q. (Coors Porc:elain Co.) BURNS, Frederick L. (W) 106 Blac1cthorn Dr. M. R. 10 Kittanning, Fa. (Eljer Plumbingware Div. )4.ur.ray 'Corp,) .. BUR~S, HC'riryK.,Jr. (Sf' . !6.20Waveriand D"r.;-Macon, Ga. (Burns arick Co.) BURNS, R. S. (El Armco Steel Corp., Research Libr<i.ry Middletown, Ohio BURRISS. William K. (G) International Minerals & Chemical Corp. Industnl\l Minerals Di". Old Orchard Re., Skokie', 111. BURROUGHS. F. H. (W) Star Porcelain Co. . BQX 1329, Trenton 1, N. J. BURROUGHS. Jack E.. Sc. (B) 2005 Milam St.. Fort Worth 12, Texas (Convair) BURT, RQland C. on 355 Lawrence Rd . Broomall. Pa. CKa".;,l Boiler & Turbine Lab.) BURTOK, Howard B. (G) 1618 Arlington Ave.. St. Paul 6. Minn. (Minnesota. Mining & Mfg. Co.) BURWELL, John T., Jr. (B) American Radiator & Standard Sanitary Corp. 40 W. 40th St., New Yorx 18, N. Y. BUSH, Edwara A. (B) CorninE: Gl;lss Works, Corning, N'. Y. Bt.'5H, Ralph R. (M) 520 McKinley St. NQ:tb Cantor., Obio BUSH, Werner F. 501 S. Alien St., State CQUege, Pa... BUSH, W. G. & CO. (Alvin P. Warden) 1136 Secona Ave... N. Nashvnte 8, Tenn. BUSHONG, R. M. (R) Nation.;,.l Cubon Co. Box 500, l.awrencebuTll, Tenn. BUSSEY, Donald A. (R) Kaiser Refractories Moss Landin", Calif. BUSTEED. Donald). (W]) 4$05 Los Feliz Blvd. Apt. 207 Hollywood 2', Calif, (Gladdine, McBean & CQ.) BUTKOVICH, Edwud M. (R) 2848 E. 97th SL, Chicago 17, IlL (MutCT Ce.) Bt."TLER, C. Edward (Gl) 106 Main St., Pon Allegan). Pa. (Pituburgh Cornine Corp.) BUTLER. F. W. (W) Akron Porc:elain CQ . Aleron 1-4, OhiQ BUTLER, Gurdo. Iol.. J', (B) Gladding. McBean & Co. 2901 Los Feliz Blvd. Los Angelu 39, Calif. 561 :EH..:TLER. Sicoer R. (B) l.ini\'<:;~siIY of l'ew H.mpshirt: Physics Dept., Durham. N. H. EL"TLER. Thomas )., Jr. (5) Box 279, Austin 62. T uas (EI~in.Butler Brick Co.) BlJTTERFOSS, Bruce W. (W) 042i G.reld Ave. P.lmyra. 1\. J. (Simonds Abnsive Co.) il'L"UERWORTH. William N. (G) G-eneral Refractories Co. 1936 Illuminating BId&,. Clevel.od 13. Ohio BUTILE. Rob<rt L. (L) 17 Oaklawo Rd., Summitt. N. J. (Radio Corp. of .,A..merica) BUTTON. Daniel D. (1) Box 1183. Alfred, N. Y. BUXTON, Joan C. Santa Clara 173. San Isidro Buenos Aires., Argentina (FerTUrn,S.A.) BUZARD. F'Cd T. (M) FateRoot-Hcath Co. Bell & High Sts... Plymouth. Ohio BUZARD. William F. (M) Fa.te-Root-Heath Co. Plymouth. Ohio BYERS, Stanl~y (W). . .Obi.o B~ .Co. BarbertoJ:l:.Ohio BYll.NS. Alv< C. (R)' ..' K.=i.iser Aluminom & Chemic:al Cofp. Res. & Development. Metals Di... 300 Lakc:side Dr. Oakland 12. Calif. C C.~B.""N!LLAS, Oscar Gonzalez (S) Puerto Rico-.CJay Produc:ts Corp. Box 4i29, Sao Juan. Puerto Rico CABLE. Jobn A;(W)'" .': . 3435 Guilford Ave.,.N. v..~ Canton 8. Ohio (United States Ceramic Tile Co.) CAELE, Michael University of Sheffield Dept. of Glass Technology Sheffield 10. Engla.nd CABLE. Stephen J. (W) 3720 Eaton Rd. N. W. Canton 9. Ohio (United States Cen.mic Tile Co.) CABOT CORP. (Frank E. Da.ley) 125 High St. Boston 10, Mass. CACCAMISE. Charles T. (B) Union Ca.rbide Metals Co. Box 596. Niagara Falls. N. Y. CACCIOTII. Jos<pb J. (B) 3S lUona Dr.. Greenhills. Ohio (General Electric: Co.) CAHOON. H"old P. (S) hne:rstate Brick Co. 3100 S.Utb E. Salt Lake City 6, Utah CAHOON. Jobn B. J,. (L) 673 5.l.ivennore A'Ye. Livermore. Cali!.. (LaWt'ence Radiation Lab.) CA!N, Robert W. (lU) 16 Roosevdt Rd.. Wes.tport. Conn. (Union Carbide Corp.) CAITO. A. M. (RI) Buic Incorporated Maple: Grove, P. O. Fostoria., Ohio CALA. Chad.,; F. (G) 144 Hoover Rd. Rochester 17. N. Y. (Bausch & Lomb, Inc.) CALABRESE. Donald W. (L) 121 Glen Rd.. S., Rome, N. Y. (Rome Air Development Center) CALDWELL. Smiley. Jr. (G) H!l~ Goodric:h Rd. ~eapol;s 20. Minn. (J!;lac\dord WiDdow Glus Co.) "/.DWEl.L. Smiley M.,lll (GI) "'lox Ii;:, Clarksburg. W. Va. ;ttsburgh Plate Gla.ss Co.) c..~LDWE.:"L.William D (1 \ Perfection Di..., HI.:H' Corp. 1135 ha.nboe Rd., Ck... elanJ. 10, Ohio CALKINS. Douglas]. 5226 22nd Ave.. !\. E.. ~-\PL i Suttle 5. Wash. CALLAHAN, H. D. (WFI) United States Ceramic Tile Co. 217 Fourth N. E. Canton. Ohio CALLAHAN, James P. (L) Radio Materials Corp. 4242 Bryn Mawr Ave., Chicago 46. 111. CALLAHAN. Robert M. (L) ChannellndustTies, Inc. 042i Olive St., Box }403 Santa Buban, Calif. CALLINAN. Edward E. (Rn) 1386 Spruce St. DeK.alb Park. Norristown, Pol.. (Alan Wood Steel Co.) CALVER. James L. (B) Virginia Div. of Mineral Resources Box 3667, Universlt:- Sta. Charlottesville. Va. CAMBRIDGE TILE MFG. CO. <e. H. Burchenat) Box 71 Cincinnati LS. Ohio CAMERON, David G. (M) Morton Manufacturing Co. . '. "Broad.",,aY & Hgyt Sts. ~ "'Muskt:ton Heigbts, 'M}c:h. CAMPBELL. C. V. (SI) Woods Rd.. Belle Meade,};. J. (American Vitrified Products Co.) CAMPBELL. Ed.....ard S. (GF) Northwestern Glass Co. 5801 E. ~hrginal \\'a)' S. Seattle 4, Wash. CAMPBELL, G. Donald (G) 3190 Morningside Dr. Allison Park, P... (.Pinsburgh Plat.c, Glass Co.) CAMPBELL. lan (BC) . . California Institute of Tecbnolog-:;. Div, of Geological Sciences 1201 E. California St. ,Pasadena 4, Calif.. c.."..MPEELL,]. Douglas (W) Lithium Corp. of America, Inc. sao Fifth Ave., Rm. 1826 New York 36, N. Y. CAMPBELL. Robon J .. J,. (BC) UniversitY of Washington 303 Roberts Hall, Seattle 5, Wash. CAMPBELL. Robert M. (WFIC) Box 1003. Alfred. N. Y. (Sute University of New York. College of Cenmic:s at Alfred Uni...) CAMPBELL, Tom W. (R) 6 Oak Dr., Poland. Obio (Electro Refractories. & Ahrasi,es Corp. CAMPBELL. Van E. (WF) 363 Highland Ave... Wadsworth. Ohio (Ohio Bnss Co,) CAMPBELL, William B. (1) Ha.rvarrl Universit) Dept. of Mining Geology R.O.T. C. Bldg. umbridge 38, Mass. CANADIAN CERAMIC SOCIETY (Miss L. C. Keith) 049 Turner Rd. Toronto 04. Onl.. Canada CAKFIELD. J. J. (EF) 2909 Oda.ndo Dr. Middletown 20, Ohio (Armc:o Steel Corp.) CANNON. John D. 103A Springer Dr. Lawrenceburg. Tenn. CANO. Job" R. (L) Pboloeircuits Corp . 31 Sea Clu: Ave. . Glen Cove. L. 1.. N. Y. CAPEK. Raymond G. (1) 2646 S. Clarence Ave.. Eerwyn, IlL CAPELLMAN.Jobr. J. (R) 1118 Highland St., Tarentum 1. Pa.. (Pittsburgh Plate Glass Co.) FF-LOV. C..\POR.A"LI. Ror.alC (GJ) 50 Des~on Ct., Butler, h (Amen Can Gla.u R . C:\POZZl, Victor F. escarch. Int.) 9 PI~'moulb Ave. Franklinville. N. Y. CAPPS, Webster (G) National Bureau of Standa . Washin@1.on 25, D. C. fas CAPRIO, Mario J. (R) 505 Clyde St.. New Keusin P.(Aluminum Co of Arne. gt)cn. Pa. C:\PUTO. Arnold (S) nca Plastic:rete Corp. CO.1883 Dixwdl Ave H2.md CARBORUNDUM en 1<4, Conn. (Dona.ld G. Sturges) R~e.:J.rch & Development NIagara Falls. N. Y. CARDER! Frederick (Honorary. Cr 249.Pme St. , Corning. K Y ) CARE):.). Sheldon (DFC) . Dept. of Design. Universit,. of K Lawrenc:e. Kitl.n!o. .J.tau CARINI, George F. University of Missouri. ~Qlo \'" Swallow Hall, Rm. 12, Columt: 0~t'pl. CARL. John E. (GI)' l.i.. O. : ".Corning Glass Works. Greetl\illc. Ob.' . <;:~R,LSO~; Joseph A. (S), . _. _ 10 '. SO Hav.-thornc St. . San Francisco 5. Calif. (Kr.ftile Co.) CARLSON. Rober: H. (W) 32~ ~. Maitlanc. L:J.T1e, New C:tslic, h. (Vnwersal.Rundk Corp.) CARLSOl\, Wiliillm A. (E.) Plaudler-Permlltit, Inc. 1000 V./est Ave .. Rochester 3.:X. Y. '" )lZ.1l3ocrnkaSn::.: '9altirnor, ~F.r:.. Robe!. Cf> .14 J\. H, (Anchor v" FR1ER. G 96 Oman (Corning RROLL. ) ()- 53391. K (Atomic~ ~orth An "FRVTHE C Edward ( ]445 Sum Colurnbu, C,RSTEN. A 502 S. Gr Solana B, (Daysno' C.\,.RSTEKS,. fabrica d Apartado ~e:ltico 9. C'FTER. Da Bell & G, S200 1\. ;. Mortor ( URTER. D.. t.ag1e-'Pic Cbemica: 1100 Amt Cincinm.. c.,RTER. F. 'Tiffin 12. (.o\merica CAR':rER. Ge l0202 20 CARLSON. Wiliiam G. (LI) 175 C;:;lenficld. Dr. Pittsburgh n. Pol. . (Wes:tingboo5'e Electnc "c/?rp.) C..... RLSTON. Richard C. (L) (t!. S. B'C CARTER. (;<, ." Oa.ldana ~ "Mat(apoi~ '2 Webster Ave. . {Cornel].] MassapeClua.l..I.. N. Y. (Grumman .a.ircraft Engineering Corp.) CARTER. Jor. 9" Valley . (America: CARLYLE, Edward C. (S) Carlyle Tile Co- CARTER. Le' Box l.:.;E. Box 128. Ironton, Ohio C.A.RMA~. Justic:e K (L) 1163 Ro~bor)' Pl. Thousand Oaks. C:a.li!. (C:a.flIOolUl Labs.. Inc.) AUent< I: CARTER. R. 1 General E Research Box 1088, CARMI. Moshe M. eL) ~ CARTER. Ric International Business Hitchine: Machines Corp. Milford. ~ P. D. Lab.. Dep~ .86 C.. . . RTVtR]G~ Poughkeepsie. N". Y. 1224 Victe CARNAHAN. Thomas D. (M!) (Jordatl 7 B. F . Drakenfe1d & Co.. Inc.. C......RVLIl'. G. Eox 519. Washington, Pa. Koppers ( CARNES. Kenneth C. (G) Toledo Engineering Co.. Inc. Piusbu:,E': USAlW. Cb. 3001 Sylvania A..,e.., 'Toledo 13. Obio Sylvania 1 CARNIG!.IA. Stephen C. (B) Atomics International Div. North American Aviation. Inc. 8900 De Soto St., Ct.noga Park. Cali!. CAROTHERS. Ham S. (M) H. C. Spinks Clay Co.., Inc. Eox 151. Fort Thomas. Ky. CAROTHERS. R. B. (MF) H . C. Spinks Oay Co... Inc. Emporiur. CASEY, E.rne: Adamuor. Rolland G Box 631. ( CASE:IK, Wij' 151 Mann (General ~ C."SPER. Ric: Box 829, Paris, '1"enD. CAROTHERS. Riebud B.. ),. (M) H. C. Spinks Oay Co.. Inc. Eo:lt 829. Paris. '1"enn. CARPEKTER. F. Scott. J<. (W) ". 2N9i0.g2aLr.ii.nF" (Carborur 1CASS, F. Ricb Lambertv Lambern: Cabot Corp. CASSIDY. Dc 125 High St. , Eoston 10. Man- Ford Mot. CARPENTER. Robert M. (S) . Box 231 j Pleasant Rd. Warehouse POUlt.CoA&- CASTERLIK: (Engineering Consultant) D65 Hig} CARPENTER. Woodro", W. (E) Box 293. Newport. Ky. t W?oster. Ahte Coq -(Ceramic Coating Co.) .:.f CERAMIC B~' VOL. 4o-,~, ~F ..... OWREY GLASS CO. :J (Jack Shimer) ~lomall & \\enbl.lrn Sts. 1J)altunore 30, Md. j~Jl.,41.. Robe" E. ( G ) ' K. High St.. LancasH:r, . OhlO i (J,f1cbor HockinG" Glass Corp.) I Jl.RIER, Gerald (G) F~ 96 Ontario St.. CorninG", K Y. ~ (Coming Glass Work$) . ' ,RoLL, Jmy W. " ;339.A Newcastle (~Rve)., E~c:ino, Calif. f (,Atomics Intematlonal D,,. I1 ~orth American Aviation, Inc.) j c.~,RdUwTaHniEORrSto, nJoJhr.nCLe.ra(mMiFc lFCo)un~ation j }4045 Summit St. Box 8446. StaUon A ColumbDs 1. Ohio ",STEN, All,..d J. (L) _ SDZ S. Granados A\"C. SOlana Beach. Calif. (Darstrorn Inc.) ~Jl.STENS, Julio (W) (; fabrica de Lou "EI Anfora" S. A. ,Apartado Postal SOS . Wexico 9, D. F., MUlco ,~~rER, David'W. (W) J)ell & Gossett Co. . 1200 .N. Austin Al'e, -=",~. Wortop.. ~roV:.c~ IiL . ,tTER;D.R. (M) C Ugle-Picher Co. . Chemicals 6.: Metals D,,. 1100 American Bldg. Cindnna.ti 1. Ohio "RTER. F. B. (WI) !iffill 12. OhlO (America.n.Stanci.a.rd) OJ1.TER. ~orge J. (M) : 10202 20th K.E. Sea.ttle 55. Wash. (U. S. Bureau of :MiIl~) . CAi.TER, Gernd T.,(L) . . Oakla.nc St.. R.R. 1, Box l1:A )!.attapoisett. Mass. (CorneU.Dubilier Electric COfll.) C~TER. John A. (WJ) 94 Valley Rd. Louisville 04, Ky. (Amcriea.tl 5tanda.rd) c.!XTER, Leon J. Box 104-48. Georgia Tech Atlanta 13, Ga. CUTER. R. (B) Guera.l Electric Co. R.esearch Lab., The Knolls Box 1088, Scb~nectadr, l\. Y. tt.RTER. Richard T. (R) HitchiIlt:r Mfg. Co., Inc. llillord. No H. tliTWRIGHT. S. V. (S1) 1224 Victo:'ia Ave., Corona. CaUL Uorda:c Tile Mfg. Co.) tUVLIN, George M., Jr. (R) Koppers Co., Inc., Koppen Bldg. Pittsburib 19, p~ CASAMO, Charles C. (G) " Srl~i4. Electric ProductS. Inc. Emporium, Pa.. t-\Sty, Emest L. (G) Adtmston Flat Glu.s Div. Rolland Gla.u Co. Dox631.Clarksbu:rr,~. V~ t'SRIN. Willi=> M. (R) lSI )lanIl A"Ie.., Cohoes, N. Y. ((;meTal Electric Co.) t\sPER. Richard 1- (L) 2902 Linwood Ave. Ni.a.pra. Falls, KY. (Carborundum Co.) CJoSS. F. Richard (L) ~bertvi1ie Ceramic & :'Hr Co. lambertville, N. J. tlSSIDY. Donald J. (L) l.'ford Motor Co.. Auto.Lite Plant ~ox 231, Fostoria, Ohio iSrERLINE. Dale R. (L) . ~ Highland Park Rei. . l.~te:. Ohio Allie COTP.. Div. U. S. Stoneware) 40, No. 10 (1961) CAS"TLE. James:r.. (R) Commercial ore!>, inc. Box 98, Clovu, S. C. CATON. Milton W. (Rn 22490 Nevada Ave. East Detroit. Mich. (Champion Spark Plu, Co. Ceramic Div.) C.~TTARO. Matthew A. (1..) Gardner Laboratory Inc. Bo:t. 5i28, Bethesda 1.\, )ld. CAVA:\AUGH. Clifford E., ~r. (RJ) 536 Su.nbridge St., NorrIstown. POI.. (Refractory" Specialties Co.) CAVANAUGH. D. J. (WI) 4221 Crestwood Dr., N. W. Cantoe 8. Ohio (United States Ceramic Tile Co.) 1:1>YFORD. Jame> M. (EI) lSll Columbia. Ave. Steubenville. Ohio (Toroeto Paperboa'l'd Co.) CECIL. Gowan L. (W) Lone Star Ceramics Co. nox 104215, Dallas 34. Texu CECIL. Paul S. (E) R. R. 1. Box 175. Neshanic, N. J. (0. Hommel Co.) .. CEDOLESA Cen.mica Dorningu~:z: de Levante S. A. .. . (Elo)' Dominguez ,L.) Gobemador Viejo 9. Valencia, Spain CENTRALAB ELECTRONICS DIV. GLOBE-UNION INC. (Robert 1... Wolff) 900 E. Keefe Ave.. Mil .....aukee 1, Wise. CENTRAL SILICA CO. (E. C. Sa"'''Yer) 806 Market St. Za.nesville. Ohio CENTRE TECHNIQUE DES TUlLES ET BRIQUES (Jacques Labansa.t) 23 rue de Cronstadt. Paris XV, Fnnce. CERAMlCA OLIVOS S. A. (Bernardo Fainberg) . Sanniento 4iO Buenos Aires, A'l'gentina CERAMIC ASSOCIATION OF JAPAN (Yog)'o Kyokai) No.7 Shiba. Nisbikubosa.kuragawa.cbo Mieato.ku. Tokyo. Ja.p.~ CERAMIC COLOR & CHEMICAL MFG. CO. (W. F. Wennieg) Box 297, New Brigbton, Pa.. CERAMIC SOCIETY OF NEW SOUTH WALES (Bernard BaG"gale)') Dept. of Cera..mic Engineering Box 1 University of Ken South \Vales Kensjngt~n. K S. W., Australia CERMAK. Frank (WF) 1542 Union St., Scheneetady 9. N. Y. CERNY': Jame' A. (EJ) Resiston, Inc. 5226 W. 26th St. Chicago SO, Ill. CERt:LLI, No Fnneis (B) Westinghouse Lamp Di\". Resean:h Dept. Bloomfield. ~.J. CHABRI.A" John 1158 Elmwood A,e., Columbus, Ohio CHADEYRON. A. A. G. Cleveland MaG"flesite &: Refractory Co. Ltd. Normanby Brickworks, Normanby Middiesbrough, York, England CHAMBERLAIN. Eugeee (R) Sta.nda.rd Fire Brick Co. Dh'. A. P. Greee Fire Brick Co. Box 1614, pueblo, Colo. CHAMBERLAIN, Jame> M. W. (W) United States Stoneware Co. Box 3S0. Ak'l'on 9, Ohio CHAMBERS, Curtis 124 <:aulpa. Dr. Hors~beads, N. Y. CHAMBERS, F'ed (M) . Natioeal Gypsum Co., Luckey. Ohio CHA~1BERS. Gordon H. (M) 7909 S1. Manins Ln Philadelphia IS. Pa.. CHAMPION SPARK PLUG co. CERAMIC DIV. (James S. Owens) 8525 Butler Ave., Detroit 11. Mich. CHANC'. A. B. CO. (Frederick A. Rose) Box 830, Parkersbur" W. Va. CHAXG. Robert V. 1545 Neil Ave .. Columbus 1. Obio CHA:SC. Roger (B) 22444 Cass Ave. Woodland Hills. Calif. (.A,tomics International Dh'. North American A,"iation Inc.) CHAPMAN. Alan T. (B) 103 Wood Ridge Ln. Oak Ridge. Tenn. (Union Carbide Nuclea.r Co.) CHAPMAN.G.Ma~h(W) Harshaw Chemical Co. 6265 Wiehe Rd., Cincinnati 3i, Ohio CHAPPELL. Chade> H. (R) National Cubon Co. 2iO Park Ave.. Ne.. York li. J". Y. CHARBONNJER. William P. (RFI) Wa.lsh Refractories Corp. 101 Ferry St.. St. Louis i, Mo. .CHA3R16LEAiNiuDD''lI'c~)L'P.j.t(tRJbIt:)t.1.rb.'3.5..,.P.L. :".:' . .. (Westi~ghouse EleCtric: Corp.) .. CHARLES.,Richard J. (<;7) General Electric.Co. Research Lab. Box 1088 Schenecta.cly. 1\. Y. CHARLTON. Ale" E. (W) Photocen.:mic:s, Inc. . 1060 W. Front St., Cincin:1ati 3. OhIO CHARI-TOl\". Eric (R) GeIlda.x Ltd., 164 Metcalie A,e. . Westmount. MQntreal. Que. Ca.nada . CliARTERS, Melvin 1... (L} . . Ro R. 2, Cornieg. 1\. Y. (Corning Gla.ss Works) CHARVAT. Fedia R. (B) Union Carbide Metals Co. Metals Research Labs. Box 580. Niagara Falls, N. Y. CHASE, Dana (EF) Dana Chase Publications Elmhunt National Bank Bldg. York St. at Park Aye., Elmhurst, Ill. C HASE, George A. 60 Payson I..a.ne. Ne w . Brunswlck.1\. J. CHATTAHOOCHEE BRICK CO. (Paul M. Clark) Chattahoochee Su., Box 17031 Atlanta 21. Ga. CHATTANOOGA GLASS CO. (Joe G. Venable) Chatta.noo~ 10. Tenn. CHEMICAL PRODUCTS CORP. (Robert C. Barrett) Box 815, Cartersville. Ga.. CHEl', Fr&nklin P. H. (B) 138 Van :Buren Rd. Scotia 2, N. Y. (General Electric Co.) CHEN, Louis Y. Conta.iner Plant Young :Brotbers Enterprises.lnc. Box 1622. Taipei. Taiwan, China. CHEJ". Paul S. K. (L) 1504 E. Badillo St., Covina. CaUL (Hoffman Electronics COfll) CHENG, TaoYu . Union Industrial Research InstItute Box 100, Hsiechu Taiwa.n, Formosa., China CHERGOSKY. Ma,.,;n M. (EJ) 4546 Marble Hall Rd. Ba.ltimore 12, Md. (Pemco Corp.) CHERNlACK. George B. (B) Lockheed Aircraft COTP. Lockheed Missiles & Spaee Div. Dept. 5336, Bldg. 201 3251 Hanover St., Palo Alto. Calif. 563 .".=i~.... ., ' .. ':. CHER~OCK. Warren P. (B) Combu~tion Eos-inecrin Inc. ?\ude.ar Diy. Windsor, Conn. CHESTERS, John H. (F) United St~l Companies Ltd. Research & Development Dept. "Swinden Laboratories," Moor~tc Rotbcrham. York:!., EngLand CHI. Ung Up 210 OncbonDong, Pusan, KOTe:a CHIARI. Bruno V. (R) Univusal AlIas Cement Co. 100 Park Ave.., New York 17, ~. Y. CHICAGO POTI'ERY CO. O. S. Oifford) 1920 Qybourn Ave. Chicago 14, Ill. CHICAGO VITREOUS CORP. (AUred S. Ault) 1425 S. 55th Ct., Cicero SO, Ill. CHIKAllA. Tho",.. D. (B]) General Electric: Co. 308 Bld&., Area 300 Box 100, Richland. Wash. CHILCOTE. Jo"pb H. (R) 1907 16th St., N., Arlington 1. Va. (Bureau of Ships, Navy Dept.) CHILD. Fnnk$. (G) GUuzJx.d~ 55 W. 42nc:St. Nt"", York 36. N. Y. CHILD. James L., J'. (S) HatlcDc:k Brid, "& Tile Co., 1)ox ~50 . Findlay, Ohio . CHILDS. Clayton G. (B) 225i N. York St., Owcnsborc, Ky. (Gcntral Eltctric Co.) CF.:ILDS, Edwin E . Jr. (LI) 22<: Church St., N. E., Vitnna, Va. (15 dpar. Inc.) CHILDS. Gary D. (EI) 69 Herman Ave., Wells"ilIe. N. Y, (Air Prtheater Corp.) CHIK. James. . . 6-44 Ca.pitol Ave., S. E. AtJanu 15, G.... CHIN.1'ze-Ching Argilas e Minmos lndustriais "Arcmin;a. S. A. Caixa Posul 6454, Sao Paulo. Bra.zil CHIOCHETTI. Vince:;.t E.]. (G) 319 Broad St.. Port Allegan)', Pa. (Pittsbureh Corning COf'l:l.) CHISHOLM. BOYD & WHITE CO. (Robert F. Poole) 610 W. 57th St., Chicago 21, Ill. CHISHOLM. Ham' E. (R) 37772 Brayton St.. Fremont. c.Iif. (Westvaco MineraJ Products Di". Fooe Machinery & Chemical Corp.) CHOI, Dong M. 6 Enterprise St.. Raleigh, 1\. C. CHORMANN. O. I. (E) 195 Gregory Hill Rei. Rochester 20, K Y. CHOTHIA. Boman S. Wadia Blda-. 137 Queen's Rd. Bombay,lnda (British Hartford-Fairmont Ltd.) CH OW, Donald 5 Rutland Quadrant Kowloon, Hong Kona- CHRISMAN. William R. (M") Evans Lead Corp., Box 1467 C'hulesto::. :!5. W. Va.. CHR1STENSEN. C.",l J. (BC) University of Utah Salt Lake City 12, Uta.h CHR1STIANO. Jo"pb P. (Ll 3859 Gleason Ave., San Jose. Calif. (Sylnnia Electric Product:!> Inc.) CHRISTMAN. Bn"" B. (W) ! ,N"Ot'riS Ave., Metuchen. N. J. Richmond Plumbing Fixtures Div, ' . , eem Mfg. Co.) CHJtlSTMAN. C. E. (E) ~e'll'tnl Enameling & Stamping Co. t Pi~urgh, PL ~64 CHRIST}lLA.!\, H. ~L (Rl). . 1514 11th St.. l'.E.. Massillor.. OhIO (M.assillon Refractories Co.) CHU, Gordon P. K.. (El) Missouri Scbool of Mints Ceramic Dept. Rolla, Mo. CHUBB. A. J. (M) Combustion Engineering, Inc. Raymond Di,., 427 W. Randolph Chicago 6, Ill. CHUN,Insoo Box 3328. Gtorgia Tech. Atlant.a 13. Ga. CHUNG, D.ae Hyun Box 1398, Alfred, N. Y. CHUTTER, Georg'e A. (L) Middle Haddam Rd. Ponland. Conn. (Harper Electric Furnace Corp.) CIA. MEXICANA DE REFRACTARIOS A.. F. GREEN. S. A. (H. Fetter) Aputado Postal il Bis, Mexico, D. F. CICHOWSKI, V. J. (L) Fusite Corp., 6000 Fcmview Ave. Cincinnati 12, Ohio CINCINNATI M1LLING PRODUCTS DIV. C1NCINNATI MILLING MACHINE CO. (Maurice W. Gormly) 04701 Marburg Ave. Cincinnati 9, Ohio CL......AR.. Edward W. (.S) International Minerals & Chemical Corp. Old Orchard Rd. Skokie. Ill. CLANCEY. Richard F. E. (R) Exolon Co., 4i River St. \Vellesle)' Hills 82, Mass. CL.A.K CY, Timotb) A. Box 262i. Clemson, S. C. CLAPPER, Lt/Jg Gean P. (EJ) USS Bon Homme Richard Engineering Dep~. FPO, S:m FTaPcisco. Calif. CLARE. Robert L. (MFJ) 212 Redor St., Perth Ambo)',~. J. CLARK. /).Iec W. Beatson, aark & Co., Ltd.. Rother-ham, York. England CLARK. Arthur R. (B) Foxlyr. Laboratories Box 192, Sylvania, Ohio CLARK, C, Burton (BF) Harbison-Carborond'UTrI Corp. Box lSi, Falconer. K Y. CLARK. Horace 1\. (R) Refraetof')' & Insulation Corp. Box i90, Norristown, P ... CLARK, James L. (S) 150 Yates St., Denver, Colo. (Robinson Brick & Tile Co,) CLARK. jobn D. (XFI) 638 S. 28th St., Arlington, V .... (Virginia Theological SeminaT)') CLARK. Pa'Ul M. (5) Cba'ttahoochec Brick Co. Chattahoochee Sta.. Box li031, Atlanta 21, Ga. CLARK, Pa'Ul W. Brown.Firth Research Labs. Princess St., Sheffield .. , England CLARK, Richard E. (MI) 11218 Cand.lelight Lane Dalla.s 29, T c.xas fR_ 1'. Vanderbilt Co., Inc.) CLARK, Thadde'Us J. (w) 113 Elmore Ave. Trenton 9, N.]. (Star porcelain Co.) . CLARK. W. D . J,. (R) A. P. Green Fire Brick Co. 1018 E. Breckenridgc St. Mexico. Mo. CLARKE. Fo,d K. (G) Philco Corp., La.nsdaJe Di\'. Lansci.ale, Pa. CLARKE, James 0., Jr. !io::Jt 12<46, Georgia Tech. Atl&nu 13, G-a.. CLAUS, Karl M. (\\') M.osaic Tile Co. Reseuch Diy LInden Ave., Zanesville Oh' . CLAUSEN, Edward M. '. 10 1203 E. Ddawuc, Urban.o., IU CLAYCRAFT CO. (Phillip W T Box 866, Columbus 16, Ohio eflt) CLAYPOOLE, Stewan A. (G) R.R. 2, Painted Post l\ y (Corning Glass Works)' , CLEEK, Given W. (G) National Bureau of Stand. ..1_ Wa.shinR'ton 25, D. C. r~ CLEMENS, E'Ugene C. (SFI) Cannelton Sewer Pipt Co Cannelton. Ind. . CLEVE.LA~D, <?'eorl'c B. (B) Ca..hfornla Dlv. of Mines 312 W. Fifth St. Los Angeles 13, Calif. CLEVELAND MUSEUM OF ART Libraf')' , 11150 East Blvd., Cleveland 6 0 . CLEVELAND, Theodore R. (G)' hlo Philadelphia Quam Co. of Calif . Seventh & Grayson 51.5. OTliIl Berkeley 10. Calif. CLEVENGER. Tbo"'''' R. (Cl Massachusetts Institute of Tcch. Rm. 04-007A, Cambridic lri{lI.$: CLEVER. William R. (Gl ". :. 0401 N. Elm St.. Lincoln: Ill..... (Pittsburgh Plate Glus Co.) . CLEWS, FranCIS H. Britisb Ceramic Researe!::: "\SSt,. Mellor Laboratories, Shelton Stoke-on-Trent. Englanc CLlFFORD. j. S. (S) Chicago Potttf')' Co. 1920 Clybo'Urn Ave., Chicago 1< 11' CLINE, Carl F. (;8) , l.. Unhersit) of California Lawren.ce Radia.tior: Lab. Live:Tpore, Ca:lif. CLINE, Robert W. (WI) 108 Tamalpais Rd., Berkeley 8, Cali!. (Univeriity of California) Cl.ODJEAUX, lac E. (M) ISS92 Cristalino St. La Puente. Calif. (Van Wa.ters & Rogcn.) CLOSE; Carol M. 36 Lenox Pl., Middletowc., K Y. CLOSE. Paul (G) Owens-Illinois Box 1035, Toledo 1, Ohio CLOUD, James B. 819 W. American St., Fr~po:rt.l11 CLOWES. E. J. (L) Clowes Ceramic COTll. 3ill Calhoun Ave. Cbattanooga 7, Tenn. CMOLIK, Qarenct G. (L) 4403 Sheraton Dr.. Parma J~, Ohio (Clevite Electronic Components) COATES. W. W. "Bill," j,. (SF) Box 935, Austin 65, Tens COBB. Vincent J. (L) 3 Old Farm Rd., R. R. 1 Colts Neck. l\. J. (Titanium Ph'. National Le:ad Cc.) COBLE, Robert L. (BC) . Massach'Usetts Institute of Technolor, Metallurgical Dept., Rm. -4-00i-A Ca.mbridge 39, Mass. COCKBAIK. Alan G. CrimbJe Cotugt 2 Memorial Green Roade ~'orthampton, E:cgW:l.d (Pjessey Co. Ltd.) COFER, Marvin A. (1.]) j~ 108 Ormand Dr., ChattaIJOOP, C (Amtrican La"," Corp.) COFFEEN. William W. (LF!) i3 Elliscn Rd. WatcbeD" K J. (Metal &: Thermit Corp.) COFFIK. Leon B. (SC) Andover. K. Y. (Alfred University) . CERAMIC BUJJ.E1l" .~ CO rr>l'" orbor suffalo GEO]<.S, CO pa"'ids( "i01 E. LOS An G]-IILL. CO 3532 W co1um1 (GarbO. jl"EO]<.A CO So::Jt 40; (Willar. ]-IEO]<. A CO Mellon pittsbu: CO ]-IEO]<' A' C.F.!. C Cottage ]-IEO]<. B CO 130 Spr r:Geneva (Sy1va O]-lE]<.C C 133 QU{ (owen! CO]-lEO]<. H 1231 S. ,()ll'El'.,11 '\.' . We6t1D ! . Bettis .: BoX 141 CO]-lEK,.S: 360 N. ' COLBURK j.3: Be! COLDVlEL ~469 Cc (Great COLE. Da.... . Mapk ( Seneca COL(ic:~."Gh:..~:;. Dom1Ill BoX 19( COLE. ~ar Nahon:: T<>WI: S COLE. Mic: 1230 M: Calame (Ha.rbi! COLE. San, Tiuni'U: Res.ea.rc South J. COLE, Sane Mitroni 132 Flo COLE MAl' R. R. I. COLEMAK Big R'U": 133 N. 1 COLEMAK 302i B~ (Kimbl, COLEMAK Radiati, 1150 Sb. COLEMAK Frederic hondal, COLEMAK. 20631 G. (Chic.ag COLEMAK 513 S. J( CN'onh COLLlGAK United i Researc; Ea.stHa COLLINS. : Liberty Collins :l VOL.-~O.} r""' ..... l\. William l\. (R) '~'o-rb~runriuID:;'0" BIoi::. 30.p:Z . ) euea10 Ave., Nlagan F;.lb. 1\. 'i. _p:, ~ul (5) Ir:'lpavidson Briel: Co. 4iO I E. Floral Dr. COLLl~S. Glenn A., Jr. (B) Tc::Jc::ne:x. Inc. Cburcb Rei., North Walc::~. Pa. COl.LINS, Paul F. (WI) AU5tc::naJ Co. 1110 E. Lincoln Wa)', La Pone::, Ind. CONSOLIDATED GLASS WORKS. LTD. (1. Donc::n) Box 562 Gcnniston. Tnns"'aal, South Africa CO!\TARDI. William A. (LI) 206 Higbland Ave., Mc::tucbc::n.l':'. J. ( ....utomatic. Mf. Div. j lP' Angeles 22, Calif. ~gILL. H. T. (X) COLLINS, William G. (BI) 1335 N. Jackson St., Waukeg-an, Ill. Gc::nerallnstrument Corp.) COOK, Cbarles M. (E) . ..<"'3832 Woodbridgoe Rd. (Johns.Man"'ilJc Products Corp.) Whirlpool Corp., St. Joseph, Mich. _.. c.olambus 21, Ohio COLL-PALACOS. Mig-ud (B) COOK. Eugene M. (G) ; (carborundum Co.) Aluminum Development Corp. 509 Broadlawn T eTTace ~'-O~f/tN.''0ASa,rWonil(la5m) ina, Ore. 1 (WjJ1amina Clay Products Co.) <f:EN, Alvin J. (G) j'''lddlon Institate. 040400 Fifth .....'e. f'ituburih 13, Pa.. ! J'lf{:EN, Arthur G. (G) lV c.FJ. Corp. ~ COft2.gC: PL, Mmeola, K. Y. 2 Penn PI., Pelham Manor, l\. Y. COLOSKY, Beni&min P. (R) 9613 Camille Rd.. Jefl"ersontown. K)'. (Corhart Refractories Co.) COLTON. Ervin (R) Alli.s~ChalmenMfg. Co. Box 512, Milwaukee 1. Wisc. COMBS. Mel (E) Vineland. N.]. (Kimble Glass Co.) COOK. HeTman L. (EF) Borg.Wamer Corp., Norge Di,. Fon Smith, ArK. COOK. Maurice D. (R) Harbison~Ws.lkerRefractories Co. 307 Fifth Ave. Pittsburih 22, Pa. COOK, Miles H. (L) f{EN, Bernard (G) iJ IJO Sprace Wood Circle Vitreous Steel Products Co. Box 150, Nappanee, Ind. <:ameli Dr., Ws.ppingen Falls.}\:. Y. (lBM Corp.) (;<D.... N. Y. COMBS, Will (R) COOK, Ralph L. (LFIC) (Syi.ania Electric Products., Inc.) -.502 Rambo Lane, Toledo, Ohio 204 Ceramics BIda-. gEN, Charles (G) tJ 133 Quentin Rd... 5 . NCtIo'ark, Ohio (K.a.iseT Refractories Div. Kaiser Almuinum &: Che:mical Corp.) UniversitY of 1l1inois, Urbana. Ill. COOK. Ted H. (R.) ()we1l5-CoTUing Fibergl1s Corp.) COMBUSTION ENGINEERING. INC. Babcock &: Wilcox Co. COf{El\. Ho..-ud lo!. RAYMOND DIV. (A. J. Chubb) 105 S. La Sane St.. Chicago 3, Ill. - 1231 S. Allen St.. Sute Cellege. P4.. "27 W. Randolpb, Chica&o 6, Ill. COOK. W. Ho.ward (R). :.::C.-0.1fI!.t.Nm...l.abaoda.os<ce.1{UBc)'c:tD,:<.C,'of.p;...~"; :....'.,:'.; ~:,: P..). MS.Et.!y,RPE.,..O...'JA..~~(21.1)1.1.1-'..' ll~ htomic'Pc1wd'Lab: .... ''','' Fieininstmn. N.T - .... .. .. \.'.!.:'.' ...;" : :.:..._~:.~:.~::-.~::u?2~~1'~F..1.8 ~~R,A"l...' ;. ' c,;.,..:;;. .'. (oak lUdge Nation~l Lali.) ..... Box. 1468,'Pittsburgh 3D, P4.: . (Consolidated Cenmics &no' COOK. Wi1liatt:; R . Jr.(L) ;or.El". Sheldon L (Dn . MetalizingCorp.) Clevite Electronic Components I 360 K Glebe Rd.. Arlington 3, Va. COMER, Richard L. (L) 540 E. 105th St.. Cleveland 8, Ohio ~LBl1RN. Steve C. 6371 Springdale Bhd. COOKE, Chules C. (G) I jJ2 Bei\\'ick Blvd., Waukegi.n. IlL Grand Bb.De. Mich. 1666 Glenfield Ln., Toiedo 14, Ohio lOt-DWELL, Samuel W. (B) L ~ '~69 Concord. Grosse llc. Mieh. (A C Spark Plug Div. General Motors CCT'?) (OwensIllinois) COOKE, David C. (WI) (Gmt Lakes Steel Cot";l.) \Ott. David L (LI) S. A. COMERCIO E Ih'"DUSTRlAS SOUZA NOSCHESE 404 Stnwbridge Ave., Westmont. K j. (UniversajRundle Corp.) }1~p'le Grove Apt. 66 SeDeca Falls. N. Y. (Pedro Noschese) Rua Julio Ribeiro 2:4~ COOKE, WilliamC. (Gl) Greenland Plate Glass Di~. (Sylvania Electric Products. Inc.) Sao Pa.ulo, Bruil AmdcanSa.int Gobain Corp. COlI. G. Percy (GF) COMMERCIAL DECAL. INC. Kingsport. Tenn. Dominion Gla5s Co. Ltd. (Alfred Duhrssen) COOMBS, A. Kent Box 190, Monm::al, Que... Canada 650 S. Coluttlbus Ave. Eox 7Si. Alfred. N. Y. coLt, Harold R. (R) 'Mount Vernon, N. Y. COOMBS, Jack A. (G) National Carbon Ce. COMMERClALORES, INC. 21 Portsmouth TCTTace Towtl St.. Fostoria. Ohio (John J. Strohl) CIon:'", S. C. Rochester 7. K Y. :COLt. Michael L (ltJ) CaMhi O~S. Charles H., Jr. (EFI) (Corba.tt Refractories Co.) :' 1230 Mackinaw Aft. Calumet Citr, m. Pfaudler.Permutit. Inc. 1000 West Ave. Rochester 3, 1\. Y. COO1\S, John H. (R) Corha.rt Refractories Co. (Harbisoft.W.a1keT Refractories Co.) CO~, Sa:ndfor~ ~ .CEFI} . COMPAGNUCCI, Julius P. (W) 34 Marcia Dr. Trenton,}\.]. 940 Commonwealth Bldg. Louisville 2, Ky. TIU,nuun D1V1S10n., NatIonal Lead Co. (Bay Ridge Specialty Co.) COOPER. Alfred R. (GIC) Research Dept.. Bo:: 58 CONABEE, Earl E. (LJ) 3 Agil.sSU Park. Jamaica Pla.in. Mass. Soctb Amboy. N. J. 532 Center St., Watsonville, C.2lif. . (Mass. Institutc of Technology) CD!.E. SmdIoTd S.. Jr. (Ll) (Semicon of Califomia) COOPER, Charles F. l!itrOnies. Inc.. ., ~2 F1~ral Ave.. )luna)" Hlll. !\.]. CONARD. John B. (5) Richland Shalc Brick Co. 1E Keanotl Close Kenley. Surre')", England CCUMAN, Bob G. Mansfield, Ohio (Morgan Crucible Co.) R. iL I, Saluda. S. C. CONDE, Robert M. COOPER, Cha.rles R. COL~AN. Carutber.; A. (S) Box 78;:. Alfred. N. Y. ~neral Refnctories Co. I Ble Run.Coal & Cay Co. . CONDIT, Ralph H. (B) Or....iston. Pa.. 133 N. Limestone 51.. Lconit0n. Ky. 3819 East Ave. The Biscayne, Apt. 20 COOPER, George I. (L) COLEMAN. Junes C. (G) LiveTmore. Calif. 1329 E. Vernon Rd. 3027 Byme RcL, Toledo 14. Ohio (Kimble Glass Ce.) (La",rrence Radiation Lab.) CO~NELLY, Daniel S. (R) Philadelphia 50. Pa. (U. S. Arm)' Sipal Corps COl.E.MAN. John H. (B) 2801 No Park Blvd. Supply Agency) hdiation Research Corp. Cleveland Heights 18. Ohio COOPER, Gera.ld E. . ,.... '.' :.~ I. , .... COLnlAN.Id,.,-on (R) Frederiek]. Da.ndo Co. Irondale. Ohio .to1.E.YAN. Robert L. (51) I 20631 Greenwood. Olympia. Fields. Ill. ! (Chicago Brick Co.) COL!l!AN. :Ronald C. (R) 513 S. Jefferson St.. Mount Union, Pa.. COl(.NLIoGrAthNA. GmeeoriTc~anAR. e(fBra) ctories Co.) I U~d Aircraft Corp. R.5&rch Dept. to ~ E..arrlord B. Cont=.. II.. LL~lNS~rankP. (G) l~WS Co. I '; Collins Bldg. Sapulpa. Okla. VOL. 40. No. 10 (1961) I .~ CONNOR, jo,cph H. (S) 50 W. Lincoln Rd. Bordie TuBer Park Linstead, Reading. Pa. (Glen.Gery Sha.le Brick Co.......) CONNORS. Chester L . . . 7-.13 Clyde Ave., Chicago 049, III CONR......D. Charles E . Jr. (GI) Ford Motor Co., Glass Div. Box 1355, Nashville, Tenn. CONRAD. Keith (G) O",ensIllino1s Technic..l Center 1700 N. Westwood. Toledo 7. Ohio CO}\ROE, Barden A. (G) 93 Gortoe. St., Corning. N. Y. (Corning Gl.a.u Works) COOPER, jo,.ph E. (GJ) 1500 Cambrid&e St. Natrona. Heights, Pa. (Pittsburgh Plate Glass Co.) COOPER, Martin M . Jr. O",,ens.Corning Fiberglas Corp. COO~~~,~;~/CdtE)o:c.,S. C. Fusite Corp., 6000 Fent"View Ave. COOCPiEnRci~nRnao.ntia1l3d. OGh. io K. C.1DQUStries Pty. Ltd. 402 Livcrpool Rd. Croyd~n. K S. W .. Australia COOPER, Samuel A. Jr. (S) 310 S.).:Jam, Grcensboro, N. C. (Poman;. TerraCotta Co.) 565 -. COOPER. William G (M) 82S~ CraiG Ln., Brccks\ilJc 4., Ohio (Ferro Corp.) COURTXEY, Scot~ J. (M) B. F. Dr..kC"nkic & Co., Inc. 4S-4i Park Pl., ~e .... York i, 1\. Y. CRAXDALL. Willi:ilm E. (RFIC, Box 70i. Alfred. 1\. Y. ' (State UniversitY of Ne.... York J\.OWLE C 365 Fo (Cro9. COOPERSTEIX. Raymond (B) Uni\"crsit' of California La"''Tcncc' Radiation Lab. COURTRIGHT. Ed .....ard L.. Jr. 4101B First St.. College Station, Texas COCTAXT, Edward R. (G) CR.~CVoEllXeg.eHoefnCrye'raEm. i(cRs), at Alfred li . 11 l: v.) W. R. Grace & Co. C~O\\'LE 114 ).1: <-... mer Bo,; 808. Lj\'cnnorc, Calif. COORS, Joseph (L) Coors POTcehin Co. General Electric Co. 95 Hathaway St., Providence i, R. 1. CaVA1\', H. E. (11) Da\'ison Chemical Div. Box BE. Lake Charles. La. CRA\VFORD, Ge:orie E. (WFI) C~t:1KSH Great J 121i F 600 N'ir.tb St.. Golden, Colo. COORS PORCEl.AlN CO. R. R. 3. Box la, Bryan, Texas COVERT, Theodore B. (R) 221 Sumner Ave., Kew Castle. P;a (Consultant) . CRAWFORD, J. L. (RFl) (Jo:r.epb Coors) 600 Ninth St.. Golden. Colo. COPELAND, Dad E. (RJI) Standard Lime & Cement Co. Box 885. MaTtinsburr. W. Va. COPELAND. R. Spencer C. W. T. Copeland & Sons Ltd. Spodc Wodes Stok~n.Trt'%lt.StaHs, England 18 Bunker Hill Pkvo"Y West Boylston, Ma.ss. (Norton Co.) COWAN', Robert E. (L) 3806 Gold St., Apt. 12 Los Alamos. N. M. (Los Alamos Scientific Lab.) COWELL, J. Robert, Jr. (G) Woodville Lime & Chemical Co. 3854 Foothill Rd. Santa Barbua, Calif. CR..&"WFORD, Leslie R. (G) 359 Atlantic St., Bridgeton, N J (Owens-Illinois)' CREESE, T. Chalmers 5205 Southern Blvd. Boardman Oh' CRESON, Walter F. (R) '10 Babcock & Wilcox Co. COPP. Alben N. 2140 Jefferson Avc., Toledo 2, Ohio 1040 National City Bank Bldg. 314 Stuart AYe.. Aurora, Ill. COWLES, Robert J. (L) Clevela.nd ).4, Ohio COPPS, E. J. (M) Quality Components, Inc. CRESSY, Monon (G) Pace Produc:ts. lnc.., Pacolet, S. C. St. Marys. PI.. Emhart Manufacturing CO. CORAH. Donald E. (BJI) COWLES. Roderick J. (B) 333 Homestead Ave. 6723 Buffalo A'ft.. Niag;u-a Falls, KY. 61 Berkshire Rd., Needham 92, ~h.ss. Hart!ord 1;Conn. (Ge:ncra.l Abnsiyc Co.) . (Consultant) CRIDER. Paul H. (G) CORBMAl\, Mitchell (5) .; .N""I"'Cl'~Jdl]iCk '" ,:U~en",:..; ~::~.,C.Q..'. ~:.V~ ~..Nn0~r'Gw~"":OK<~rii~tRic?!:'-.":~"~T...-'_; '.:.:~'.~:~;:..:"' },...~.".:~:,.,. :.... :.,~.~~ i . .,; :J7,8!a25'dcMiraap4l3e...LOe'hailqD~'.r_.. '. . 'i ~.:. '..(-~ .:.'. . .. ~ .. , B=..2'~,S<nniriille.N.J . , .: .',. .Sh'effie1o 5;'Brttlia.nd" .... ::' ,,' .... .. " ;(FusHe COTp:)::. .-. ... [". '.: . COREMAN, MorriSS' (S) " , ' . No' jersc)' Sbal~ Brick & Tile Corp. Box 249, SomC'J'V'illc. N. J. CORDES, Jobn E. (M!) Box 1368. Tornncc. Calif. CU. S. Borax Eo: Chemical Corp.) . (Thos. Marshall' & Co.,Ltd.) . COX. David E. (L) .. Westingbouse Research L..bs. Beulah Rd., Cburchill Boro Pittsburgb 35, Pa. COX, John E. (E) :.S. A. CRlS;rALERIASOEL 'U'RUGUAY (Fn.nclsco J. Gc:rcar) Comercio 1~91 . Montevideo. Urugu:il)' CROCKETT. Willi... m E. (X) 845 E. Main Cross. Finci:ilY, Ohio (Sales Repre:scnt:iltive) CORHART REFRACTORIES CO. 3911 Barbara Ann Dr. CRONI?\, Leo J. (L) (Edwa:rd C. Leibii) 210 Brewington Ave. Petroil CRliMPL! Crump Box 6f CRUPAI~ Box 76 cRliTCHF 2i06.1t.., Bende (Molal CUFFlA. r 3ii Mo CULLER, ' Cornln., Box 18: CULLEY, ) pole Bl Genese ~: CVt~~i ~.:r.rIo!IN~~ 861. -v,.' (Chica~ CUMMIKS Gener..) \Vjllouf C:d.~pbl Wjllouf Ctil\LIFFf 940 Commonwealth Blot. Louisville 2, Ky. CORNING GLASS 'WORKS Corning, l\. Y. Monroe...ilie, Pa. (0. Hommel Co.) C.OX5,2~0aCualnE~l. (SF) . St.,.Baton .' Rouge 2, La.. Watso::1\'il!e. Calif. (Semi.con of Califon::.ia; Inc.) CRONI.NGER, Geo,.e). (M) A. J. Wahl, Inc..,8 Central A\'e. :Korth" Box 35~ Edmo~: CliNKING, CORNISH, F"nk 1.. (G) COX, Samuel F. (G) Erocton, N. Y. Owens' Corning G~ Works, Charleroi. Pa.. li22 Alcoa Dr., Arnold, Poll.: CROOK, Charles Edmund (W) Glass T CORNWELL, Ge<n"" L. (B) COX. ShaUD M. 205 K Holl~" Ave., Comptor., Calif. Case A\ 171 Eiseman. Kenmore 17, N. Y. Normanh\1rst, Westoe Village (Ferro Corp.) CtJ?\l'INGI (uolon Co.) , SO\1th Shields, Durham, Engb.nd CROOKSTON, James A. (RFI) Adams' CORP. Paul M. (E) Altance Ware, Inc. Alliance, Ohio (Consultant) COY. JohD Joel (\V) 1224 E. Jackson St., Mexico, Mo. (A. P. Green Fire Brick Co.) j Box 32. CUNNING) CORRADA. Marco A. (G) 1S Spencer Ave.. Apt. 60i CROOM. Henry' C. (5) 20" Co Pueno Rico Glass C011'. Toronto, Ont., Canada 96i Glen Ridge Dr., Macon, G:l.. uncast Box -4272, San Juan, P\1erto Rico (American.Su.ndard Products LtG.) (Burns Brick Co.) (Ancbo CORSON. Robe" (GI) Box 203, Ottawa.. Ohio (Sylvania El~c Prod\1cts, Inc.) CRAFT, R. S. (ll) Findlay Refractories Co. Box 517, Washington, Fa. CROSBY, Donald P. (Rl) Box 1108, Jackson, Cali!. (Earbison.Walker ReIr;.ctories Co.) 1CURCIO, A 10SSch BOt.l:Dd 1 CORWIN, Rudolpb E. (L) CRAIG, Bru'e G. (E) CROSKEY, Cad D. (W) 1 (Radio I Applied Physics Laboratory 1013 N. E. -4Oth St.., Seattle ;, W ..sb.. A. O. Smith Corp. 3533 N. 2ith St., Milwa\1kee 1, Wise. 208 Rollingd..le Rd. c..tonsville 28. k c. CURCIO, Y IdealSt. COSTA, Joseph (W") CRAIG, Cameron};". (Insulator Dept. Caw].ol 6 Jill Ln., Trenton 5,1'\.]. 100-49 Eighth N. W., Seattle ii, Wash. General Electric Co.) CURL, Jose, (Tru.Porc:elaill) CRAIG, David M. (G) CROSS, A. H. B. Owens-( COSTELLO, R. E. (W) Z~ler Corp. Fon Wayne Rd., Ddanc:e, Ohio Pittsburgh Plate Glus Cu. One Ga'tew..y Center Pitub\1rgb 22, Pa. J & J Dyson Ltd., Griffs Worb Stannington, Nr. Sheffield, E.n"'~:u: CROSS, Cbarles D. (5) TOledo. CURRAN.E ENGINJ COrrON', Nii"cl Elijah Cotton Ltd. CR.A.IG, James W. (RF) Canadian Refractories, Ltd. 50i Glenview Dr., Juper, A1:L (Natco Corp.) CROSS, Owen H. (M) (Terenet CURRAK. ~ Nelson Pottery, Hanley Stoke-on-Trent, Staffs, England 540 Canada Cement Bldg. Montreal 2, Que.. Canada S ..;ndell-Dressler Corp. Box 1888. Pittsburgh 30, h. Box 562 (State t COUCH, Alb,,, R. (RFI) CRAIG, Jobn D .. J,. (W) CROSSLEY MACHINE CO. College Libbey-Owens-Ford Glass Co. 36 Turf Rd., LeTittown, Pa. (Donald M. Miller) CURRAN, R 1701 E. BroadW2Y, Toledo 5, Ohio (Manufacturer's Representath'e) 301 Monmo\1th St.. 'Trenton 9, K;. 75-08 3 COUGHANOUR. 1.. W. (L) 4094 Ben Lomond Dr. CRAIN, Harold H., J,. (RI) 228 Constit\:tion Dr. CROSSLEY, Robe" H. (W) St. Joseph Lead Co. Jackson (Plibric( Palo Alto, Ca1iL Pittsburgh 36. Poll.. 250 Park Ave.. New York 17. N. Y. CURRIE. TI (Genenl Eleetric Co.) (Westinghouse Electric Corp.) CROUCH. Lester A. (LI) General COULTER, Joseph lL. Jr. (M) Coulter Indust:riaJ Sales Co. CRAMER. Deane G. (G) 800 E\1rg~s St., Crystal City, Mo. 646 Le:xing-ton SL. Dunediz::., Fla. (Spe!'T)' Microwave Elec:trorlic: Co.) Major A AP 5-25f 2525 K. Sheffield Ave. Chicago 14, 111. (Pittsburgh Plate Glass Co.) CROWE, Samuel H., Jr. (G) )( Lo\1isviI: COULTER. WH!;.m G. (M) CRAMER, W. E. (WFI) -416 Mississippi Ave., C:'1'suJ CitT, 0- CURRY, Wil 48204 MeadowlaDe:N. W. Industrial Ceramic Products, Inc. (Pittsburgh Plate Glass Co.) Hiram 5 ea;ton, Ohio (Pemco Corp.) 965 W. Fiitl: Ave., Columbus 12, Ohio CROWELL, Roben W. (G) .. Johnsto\' COUll!rS. William E. (L) 1~'Whittier St., Anaheim. Calif. CRANDALL, Eugel:le R. (RI) 25S Gulf St., Milford, Conn. Kimble Glass Co. 711 Southwood Ave. CURTIs, Ca, R. R. 3, I (~clRnan Instrume:zas, Inc.) (H. K. Porter Co., Inc.) Col\1mbus 7, Obio (Oak Ri, COURT. ~Roben (E) ~072 JOta Dr.. Frt::::lont, ulif. CRANDALL, James R. (EFI) -45H Chestn\1t St., Bethesda 14. Md. CR OWLEY, Francis J. Crowle)'-Thompson (E) Chemical c:o. C1JRTIS, Jar. 121 S. Br (A. 0, Smith en",.) 566 (National Bureau o! Standards) Ft. E. Nir.th St., Cleveland, OhlC CERAMIcB~ (Muter ( 40:VOL. K ,j:o,rl.EY. Henry L. (L) !'.l 365 Forest R. G., r~O(CWrLoEwle)' 01\'., Micha South Oran A. O. Smith el S. CBI) "cCeo....N,.....)] or . ; I.- )l" MIldred Ln., Chica,o Rei.hIS, Ill. : (American Oil Co.) ~ lnKSHAl\K, C. L. (XF) CURTIS, Miles E. (E) 30] Brunswick Rd., Louis\'ilk i, K.,. (Furo Corp.) CURTIS, WilHam E., Jr. eLi .3 Crego St., Baldwinsville, 1\. Y. (Onotldaia ElcctTonics Dj\,. D A VTBEaeY)n.. J.do'lFrXrAeCdveef r.l,licB,kaFlrKtiie.ml .(oLIrn)es<t4r, umen Md. t Di,", DAVEY &. MOORE LTD. (K. A. Murdoch) Lockncld A,c. Brimsdown. Enfield "L''i: cF- Great Lakes Foundry Sand 1217 Francis Palms Bldg. Co. Iklroit 1, Mich. }JPLER. Houston L. (5) crumpler Brick & Tile Co.. Inc. 'Box 68, Roscboro,l\. C. : C$tJP Daniel BoAxI7N67. Alfred, N. Y. ",lJTCHFIELD, B. Walt (5) ; 2706 Asheville Rd. Specr Carbon Co.) CURTS, R. M. (G) American Fou.sh & Chemical Corp. 99 Park A\e., New York, 1'. y, Cl,.TSHING, Val M. (DC) Box 792. Alfrcd, N. Y. (State Univenity of }-;ew York Collcgc of Ceramics. at Alfred Unh.) CC5ICK, Charles S. (G) Pittsburgh Plate Glass Co. Middlesex. Engl.;.nd DAVIDSOX, Albert (W) Mill Rd .. Box 90, Matawan, K J. (ATCO Ceramics Corp.) DAVIES, Chester A. (WI) Elm Dr., MR 10, Kittanning, Pa. (Eljer Di\'., Murray Corp. of America) DAVIES, Edward G. (G) Dominion Glass Co., Ltd. Wallaceburg, Ont., Canada }l:enderson"iUe, N. C. (){oland.Df")"dale Corp.) etff!.:IA, Domenic C. 317 Monroe Ave. Leechburg, Pa. cV , Vaughn E. (G) LCLoErRning Glass Works r.BoX 187, Plainsboro, N. etJl:!-EY, Paul One Gateway Center Pinsburgb 22, P... Cl."TLER, A. Keith 1008 S. Fourth. Champaign. Ill. O.fiLER, Ivan B. (BFe) 220 Mines Bldg.. University of Ut~ Salt Lake City 12. Uah DAVIES, Ray, Jr. (R) General Refractories Co. 681 Marku St. San Francisco S, Calif. DAVILA. A. E. Fernandez Las Mimosas 271, Barranco Lima, Peru (FnTO Enamel de Mexico 5. A.) pole Bridge Rd.,lL R. 1 GetJeseo. N. Y. etJl:VER, Richard L 0 DAVIS, Oarke P. (W) 94A Broad St., Danielson, Conn. (American-Sti.ndnd) 'ri \c-.'"_.' '.'" ';'~D)e!lhliNSGtSag,e~rRio.uuted,:OC.nCeSo)n:'t.a':.'iX: .;'.Y:'. ... . D~;.A-:;C-9.H39ILWLEB,~yF,r!a~n/)k..(vB.e).,.,'S~~e.Col1~ p~: '. D.A... V:BIoSx,_D~9o2.n_aFlods~Co.ri(6B,) Ohio ~I',W"~2Pth, Stat~IJn ;V.(IES1,~CK~.(tO-G)U~.o.)... hl.F.." nt ".' .....,: ..' ,(P",psyl..",. .",lty): .....'.' . ~';'::..' ' .. (02-ieago .CoPl:leT- &: Cbemieah:o'.j " (l1l!l&INS."Robert K. (G) , .- .. DAGER 5628 : PGrreoeb~ebrut ~Vb;/.'y(aMn FNnu::rs.,. ' .' C..lif. r. ......-J Bausch & Lomb. Inc. General Electric Co. {H. C. Sptriks'Cb)' Co.) Rod1ester 2,.1'. Y. Willougbby Quartz Plant Campbell Rd. & Euclid Ave. Cl~WLiIllFoFuEg.h]b.y,AO. h(Sio) DAGGETT, George, Jr. R. R. 2, Belmont, 1\. Y. DAGIUntEc~S:aB.tIiEon,aJ.a1cBquuseisneAs.s (L) DAV1S, E. E. (R) Davis Fire Brick Co, Maple St.. Oak Hill. Ohio DAVIS FIRE BRICK CO. Northwest Ceramics Ltd. Box 3590, Terminal D. :Edmonton Alta.. Canada .-rry;NINGHA}{ E ' E (R) ,,"'. , ugenc . . OGlwasesnTs-eCcohrn~iongloFgibye"r ...las Corp. Machtnes Corp. P. D. Lab., Dept. 486 Poughkeepsie, 1\. Y. , DAHLSTROM, Roy (X) . 'Nation 1 L d C .. J11 Btoaa.dweaa)', -N. oe.....' Yor.k 6, N. Y. (E. E. Da\'is) Maple St.. Oak Hill, Ohio DAVIS, Geoffrey N . <410 W. Church St.. Chvnpaign, m. DAVIS,;Harry.E. (WFI) Unh'ersal Potteries, I'nc. ~lw\IeNAGvHe.A, MN,ClJ\a-amrke.sOAh.io(5) Adams BOl: 32 OM~aTTtiPnsrvoid1u1ctsIC~' tC!;1ININGHAM. Rob;; (Gl 2w(A0cn1ac.5shCtoero:rH1od6cS~~'ogns D R.R r., . Glass C 3 CURCIO A th L' (LI) orp.) , n ony . ,o5 Schoolhouse Lane =(OBRoauOnd.>doBV~rooropk.,oNf .AJm, erica) .........Jd:aJ,t.nStc::nednatrdM.~.,.JAr.... Cai.n 14/, Jundiai. Sao Paulo, Brazil ctill.Joscph H: (R). Owens-Cornltlg Fiberglas Corp. Toledo. Ohio CURRAN. EDWARD DALE. Alfred]. Maenportb Cottage, Maenportb Falmouth, Cornwall, England '(Consultant) DALEY, Fnnk E. (MI) Cabot.Corp. 125 HJgh St. Boston 10. Mass. DAL2T3<OND~,lRevoabnerAt vHe.., (G) . Commg, N. Y. (Cornmg Glass Works) DALNY~rHtoonwCaord. J ., Jr . (Rl) 5805 Liocoln Ave., Detroit S, Mich. DALY. Robert A. eMJ!) 1075 Bryant 5t" Rahway, N. J. (Metal & Tbennit Corp.) DAMMANN. Richard W. (5) Hanle:)' Co. 28 Kennedy St., Bradford. Pa. DANFORTH, C. Stewart (W) Cambridge, Ohio DAVIS, H. M. (BC) Pennsylvania State Unive:rsity MUnioivee:rratl.iItyndPuasrtrki.e:Ps ~Bldg. DAVIS,JamesK. (L) 144 High Rd.. Corning, N. Y. (Corning Glass Works) DAVIS, James T. (RJ) 886 Boulevard, Macon, Ga. 0. M. Huber Corp.) DAVIS, M. Paul, Jr. (BJ) 5431 Naples Dr., Daytoo 24, Ohio (U, S.Air Force) DAVIS, Nonnan B. (M) Quebec: Meallurgiea1 Industries Ltd. 77 Me:tcalfe St.,- Rrri. 1004 Ottawa 4, Ont., Canada DAVIS, 555 Robert E. (M) Sunnyside. Elmhurst, m. ENGINEER.!-NQ, LTD. Joslyn Mfg. & Supplr Co. (Lindberg Engineering Co.) (Tac:nce P. Nealon) Cardiff, Wales CL'RRAN, Martin T. (SC) Box 562, Alfred. No Y. (Stolte Universit) of New York College of Ceramics, at Al.fred U"ni\',) CURRAN. Roben. (Rl) Z5-08 35th Ave:. }acbon Heights i2, N. Y. (PUbrico Co.) C'v'iRlE, Thomas E.. (E) Ceneral Electric Co. )laior Appliance Lab. A:P S-250, Applianee Pk. Lalillsville 2. Ky. CUI\Ry, Willia.m J., Jr. (R) Rinm. Swank's Sons Box 630 }ohnatoWD., Pa. ' OJR'!I~Carl E. (RFI) i(O.~~-.,RiKdigneg-Nstaotoio, nTaelnLna. b ) CURTI'S, JUpes W. O. (L) . 121 S. BQJner Rd.. Hinsdale, III (lluter to.) - V Pinc:o Div., Lima, N. Y. DANIELS. William H. 200 Miller Ave., Swanton, Obio DA.<. ~HELSON. R. R. (EFl) 120 Richmond Terrac:e, Rahv.ay, N. J. (Consultant) DARNELl... Harmon C. (5) Munay Tile Co., Inc., Lewisport, Ky. DARRAH, W. A. (El Gene;al Combnstior. Co. 901 N. Oak Park Ave., Oak Park, 111. DAS GUPTA, A. K. (L) Allen.Bradle:) Co. 13~ W. Greenfie:ld Ave. D.~U)A'.!~KlE~,_ukAeer:th<4u, Wr His.e.(W) 17 W. 170 Hillside: Ln., Hinsdale. 111. (H~rsha"" Che:mical Co.) DAVENP.ORT, Wa.nen H. (R) 53 PaJne St., V. orcestet 5. Mass. (l'J~rton Co.) DAV~i:. ;arl ~iJB~ .na lan to f"&SS Co., Ltd. Ntapra Falls, Ont., Canada DAVIS, Sam H., Jr. (WI) Kohler Co., Spartanburg. S. C. DAVIS, Thomas M. (DJ) 25<49 Bryden Rd., Columbus 9, Ohio (Harrop Ceramic Service Co.) DAVIS, Walter M. (R) Aluminum Co. of America 1501 Alcoa Bldg., Pittsburgh 19, Pol.. DAW, S.nti N. Modern Ceramic lodustnes 282 Upper Chitpur Rd. Calcutta S. India DAXELHOFER, Jean P. :cole Polytecbnique: 33 Av. de Cour Lausanne:, Switzerland DAY, Brittol:l T. (R) Ame:rican Fire Oay & Products Co. Box 157, Canfie:ld, Ohio DAY. Delbert E... . 905 W. 14th St. Roll.., Mo. DAY, Frank, Jr. (G) -Owens-Cornine Fibe:rglas Corp Newark, Obio . _ at. 40, N? 10 (1961) 56i , ~.:. -, D.J.. Y. Harold A. B," 8". All"d. 1'. Y. D."Y. Jack F. (WI) 2002 Woodland Ave., N. W. DE.L ROSSO, Lt. Louis). (RJIl C Bt~ 1st Ho ..... Bn i5th Arty APO ] 17. l'O e",' York, J\. 'y. DEMAISON. R. J. (R) Canton. Obio Quigley Co., Inc., 415 Madison Ave. (United States Cer.amic Tik Co.) D:\Y, Ralph K. (GFt) 30i W. Harrison Ave., ~humee, Ohio New York ]i, 1\'. Y. DeMARIA, Vincent C. (G) 33 Scward St., Rockaway, l\. J. (Consultant) (Thermal American Fused Quaru) DAY, Roben B. (Sl) DEMUTH GLASS WORKS. INC. Structural Clay Products Resc.uch Foundation. Geneva, Ill. (Donald D. Faulkner) Box 629. Parkersburg. W. Va. DE..\DMORE, Daniel L. (R) :310 E. He.al~ St., Champaign, Ill. DENES. Peter (L) 5305 N. Diverse)' Blvd. (Illinois GeoloKical Survey) DE.... DWyLER. Earnest 'w. (RI) Milwauket: ]7. Wisc. (Allen.Bradlcy Co.) IJIA Goas Circle R~$tonc Arsenal, Ala. DENISON. (;eo,.. W. (SF) Box 56, Englewood, Fla- CU. S.Army (Ohio Oay Co.) Ordnance: Missile Command} DEllENHAM. W. S. (RFJ) United States Steel Corp. 525 William PenD Pl. Pittsbnrrh 30. PL DE CAIN. Donald (B) 7 Shelley Ave..Valh.alla, N. Y. (~nenl Pte<:i.ion Lab.tIne.) DECKER. AU"d R. (MF) Champion Spark Plug Co. Box 637:.CazribridJc, Ohio . :' ,.: DECKER. J;:d...',A..{W) ., '" , . DENISON. Jobn C.. J', (Gl John C. Denison Co. Inc. Box 63, Rochester, Pa. DEl-\ISON. Norman E. (S) Ohio Clay Co., Box 1776 Cleveland S. Ohio DENK. Wmiam J. (EJ) 826 S. Main, Racine. Wise. (Walker Manufacturing Co.) . DENNIS. John S. -'!>IJl ..... . 11 D.e31Uo Dr:": Yardley. Pa.. . . :'. ctrriiten;C1.'Y"}.HnesCo~.).-. G. S. Robins & Co. . DENNISON, Brook J. (G) 126 Cbouteau, $1. Lotlls 19. Mo. 710 Robinhood Rd., Pittsburgh IS, Pa. DE CLERCK. Don.ld H. (E) (Pittsburgh Plate Glass Co.) ti8 Ellicott St.. Rochester 19,:-\. Y. DEN 0, Richard E. (Pfaudier-Permutit, Inc.) 2424 E. Lynn St., Seattle 2, Wash. DE C01:RSEY, Donald T. (E) ]333 Kynlyn Dr" Wilmington 3, Del. (E. 1. du Pont de l'emours & Co.) DEEG, Emil W. K.irehstr: 79 a.inz-Gonse:ch'eiJT:, West Genna'l1Y (Jenaer Gla.swerke Schotf 'l2nd Genossen) DEETH. H, R. (M) Amenca.n Nepheline Corp. i20 Kenny Rd., Columbus 21. Ohio DeFOOR., J::z.mes E. (G) ModiglllSs Fibers, Inc. Box 86. Bremen, Ohio DEGEXKOLB. Robert S. (B) 5120 E. 68th St. ltldianapo}is 20, Ind. (Radio Corp. of America) DEGG. Edwin P. Carborundum Co. Ltd. Trafford Park. Manchester. England DEIG1'AN. Chul.. J. (SFI) 7769 Eastwood St. Reynoldsburg, Ohio (Oa.ycraft Co.) de PABLO. Liberto (B) Apartado Postal 20i22 Me::cico 6, D. F., Mexico (Conseio de Reeunos No Reno...ables) DE PlOLENC. (;en,d (X) ; Saint-Gobam, Inc. Chrysler Bldg., Suite 3319 ~os Lexington Ave. :New Yo~k.17, No Y. DE POORTER. Gerald Int!. House 546, Berkeley 4, Cali!. dePROSSE. Victor A.. (EI) 99"6 Bacanora Ave., Whittier, Calif. (Ferro Corp.) DERBYSHIRE, Stephen W. (B) R. R. .. , Olive Rd., Raleigh. N. C. (North Carolina State College) DeREMER. Jobn W. (RI) 501 Arizona Dr., New Kensingtor., Pa. (America.n.Saint Gobain COtl!.) DERGE. GoTbud (BC) Carnegie Ir.stitute of Technology Pittsburgh ]2. Pa. DERINGER. W. A. (EFIl A. O. Smith Corp. 3533 N. 27th St. Milwauk~ 16, Wise. DE KEYSER, Walter L. deROUX, Juan Ramon (1) . University of Brussels BO:lC.8472, Panama. Rep. of Panaml' 50 Roosevelt Ave.. Brussels. Belgium (CIa)' Product:5 Co. Inc.) DEL,~NO. Ricl>2.'d (Ll Box. 96, Setauket, N. Y. DELAWARE CLAY CO. (Homer W. Wilson) Box 252 Delaware. Obio DeLELLIS. Albert J. (W) Pennsbur:r Pottery, Morrisvil1e, Pa. Ge LEM as, Horaeio Duarte 507 E. Huley St., Cha.mpaip, Ill. DELGADO. Cyril B. (Gl Calu.mite Co. At:cwdl Rd.. Neshanic,~.J. DELL, William J. (R) 52" 29tb Ave., East Moline, Ill. Oohn Deere Malleable Works) DESEN1'E. o.ude M. (S) 505 Cote de l"Eglise, Boischatel Co. Montmorenq, Que., Canada (Ciudel Brick Ltd.) DE SORDI, Federico Socieu Cuamica Andrea Fontebasso Ca.sella Posule.7, Treviso. Italy DE5S. Howard :M. (R) 923 Vanderbilt Ave. Niagara Fa.lIs. N. Y. (Union Carbide Metals Co.) DETAMORE, Walter A. (S) Cbemica.l Products Corp. Box 815, Canersville, Ga.. DEURVORST. F. B. M. He: ZODnehuis. Paasbeq::laan 9 DeLONG. Hennon W., III (GI) 1? Main St.. Dansville. N, Y. ~Kew York State ~partme:ctof Public Works) Dddn. Ch.d.. R. (LJ) ! 1814:W. FaTV>'ell Ave. Chicago 26, IlL I (U.~. Gypsum Co.) T erborg, Holla.nd (Koninklijke Fabrieken Diepenbrock &R~1'V.l DEUTSCHE GLASTECHNISCHE GESELLSCHAFT Bodenheimer Landstra.sse 126 Frankiurt (Main), German,- 568 DEUTSCHE KERAMISCHE GESELLSCHAM' Mcnzenbergerstr.47 Bad Ronnel/Rhein, DeVlL~~SS CO. (D. L, GeTm anv BOhon) . Phtlhps & Detroit .... \e. Toledo 1, Obio DeVOE. Charles F. (RF) 38 W. Fourth St., Corning :t\ )' (Corning Glass W orh) . . DeVRIES, Eduard R. (G) Prismo Safe!)' Corp., HWltin d DeVRIES, Robert C. (B) i on.l'a.. Renss~laer Po~Ytechnic InstitUte 11aten:a.ls En1neering Dept Troy. N. Y. . DEWEY. B. F. (W) .2 Summit St. LeRoy. N. y (Lapp Insulator Co.) . DEWEY. John L. (R) Reynolds Metals Co., Shdfield A. DIAMANT BOART S. A. . I. 74, ave. du Pont de Luttre Bruxelles 19, Belgium DIAMOND ALKALl CO. (D. G. Hood) Soda Products Chrome Oi ... 300 Union Commerce Bldg. Cleveland.14. Ohio . .DIA!>I.01',D. Gnnt S. (I\Fl.) .. GOlding~K~ene Co. ' Box "56, Keene, K H. DIAMOND. J.eob J. (B) N:a.tional Burea:.: of St.a.ndard~ Conn. Ave. & Van Ness St., K. W. Washington 25. D. C. DIAZ, Jose J. (I) Fabrica Nacional de Lou de Penco S. A. Box 31, Peneo. ChHe di BENEDETTO, Beroara (Ll) . Raytheon Co. . ' .. Seyon St., Wiltham. Mass. DICK, Clarence H.(G) 1013 Gordon St., Natrona Hciibh h.. (Pittsburgh Plate Glass Co.) , DICK. William 0 .. Jr. (G) 170 Deerla.nd Ave. Paintec Pos~,K Y. (Coming Glus Worb) DICKAS. Charles H. (E) 1524 Sunset Rd., Chattanoog.., Tenn. (Samuel Stamping & Enameiing u.) DICKENS, Donald R. Bo,;: 972, AUren., N. Y. DICKENS, R. A. Nilsen Porcelains (Aust.) Pt)'. Ltd. 221 Separation St. Nonhcote, Victom. Austral;.. DICKEY. Herben R. (S) 26 Regent St.. St. Thomas, Ont .. Canada (Cana.d.a Vitrified Products, Ltd.) DICKEY. Jerry B. Harris Oay Co., Spruce Pine, K. C. DICKEY. Jobn M.. J,. (SI) Windy Knoll, Brookville, Fa.. (Consultant) DICKS. N. A. (Gl 16927 Hamilton Ave. Allcn Park. Mich. (Ford Motor Co.) DICKSON. Jobn H. (R) Whee1ini Steel Corp. Corp. Bldg. Wheeling. W. Va.. DICKS01'. liLt. Te".,. E. (En 05006082. HCI. BtTY. 52D Arty Bdc ...0 Box. 8. Highlands AF 5ta. Highlands. N. J. DIEHL. Cad W. (R) Taylor Rd. Jamesville, N. y. CEiectro Refractories & Abrasives Corp.) DIE1'ST. C. F. (R) Carborundum Co., Refracton.e5 DI' . Buff.;.1o Ave., BIdS'. 913 'Niagara Falls, N. Y. pI i_Jc:;' ]21 4 ITRIC P 2.. 09' ':a-n F "(t). ~ TTL Dl'834 . 1.-0s I (fen Pl'3I'3Z1."E~ (Owe plETZE: }.!ax. Silik:. J\eun DIGGES, ASR. Wrig- D il-."ZZ,~ ]i35 Fed\\ (We! DIL2L1A25R (Mer P ILsL E1' Sur, . Sign; (Am, DILLIAl 1313 (Ane D;l.LI?\,(. 2436 . (Gla-C: DILLOl\' 33.Ni (Gen DILLO}.' 4$4 C Hade (We: DiMARC Bell '. Men PIMOIH (;ene 3001 PIKET. ! Erna: 2i. a~ Cbar: P1NGLE' 227 E (Car'l DINGW; S88G (Cor. DINGW; Broo Bloo: (R.d DIPPEL: 1407 Owo~ DIRKSE Arne: 99 P~ I DISTILL Jack~ I 2 We DITHRlJ Rich: Rbec .....!' 1729 _ i DIVE1' . 23.$ . DiVITA U. S. Deve Mate Fort CERAMIC Bmt1l" VOi:'40 - .rrRT. Harry W. (R) CJ liarn' W. Diet~ Co. DIXON, Gene (R) Kyal1ite Mining Corp., Dillwyn, ~a. DORN. G. Neal (51) Atbens Brick Co. )21'4 Virginia Dr. KetTVille. Texas .1E1RICH. W~demar.F. (M) l~ 2,,09 Clay 51. DIXON, JOSEPH, CRUCIBLE CO. (W. R. WYckoff) 167 Wayne St. }cncy City J, N.]. P. O. Du.wer 70, Athens, Texas DOR.N'. W. K. (L) Brush Beryllium Co. san Francisco 15. Calif. (ll. S. Bureau of Mines) I~RLE. Edwin W. (WFl) ~ J8J4 Monteith Dr. DIXON. Rodney M. (EJ) 120 Fn.nccs St.. Warner Robins, Ga. (U. S. Air Force) DODD. Charles M. (SFIe) 5209 Euclid Ave., Cleveland J, Ohio DORSETT, O. A. (W) Knox Porcelain Corp. Box 2031. Knoxville I, Tenn. Lcs Angeles 43. Cali!. 4 (Ferro Corp.) Iowa State University Dept. of Ceramic Enalneering DORSEY, Baird L. (RF) 300 Walnut Rd., Pittsburgh 2, Pa. plE'!Z' Earl D. (GI) Ames,Io'WOl. (Jones & Laughlin Steel Corp.) j ,31-4 Stanhope Dr.. Toledo 6, Ohio (O_ensI1linois) I~ZEL, Adolf jp )fax-PlanekIn.stitnt fur SiJikatforschuna. Wanburc, Germany : Neatlerplau 2 DODGE, Alfred W. (G) 2164 Dresden Rd., Zanesville, Ohio (Continental Can Co . Inc. Huel.Atlu Glass Div.) DOERING, Arlin B. 806 S. Third, Apt. 18 DORSEY, Jobn J, (Ll) P. R. Mallory & Co. Inc. 3029 E. Washington St. Indianapolis 6, Ind. DOSCH, Erwin L. (M) 70 S. Chase Dr., Denver 26, Colo. : DIGGES, Kennerly H. (G) Ch:a.rnpaign, Ill. (Technical Equipment COTP.) ; "SRMDD-3 DOERING. William E. (G) DOTY, Henry S. (R) : \\'rigbtPattenoD AFB, Ohio 2839 Northwood Ave., Toledo 6. Ohio Commereialores. Inc. : pJ-!,ZZARO, John F. (BJ) (Kimble Glass Co.) 30 Church St., New York 7, N. Y. 1735 Broadway, Apt. 6 RedWood City, Calif. (Western Gold & Platinnm Co.) DOERSELN, Kenneth P. (L) Silk City Cenmics & Tool Mfg. Inc. 221 Seventh Ave., Hawthorne, N. J. DOTY, Raymond C. (W) 508 Wall St.. North Tonawanda, N. Y. (Eljer Co.) lInJ-"-RD, William F Jr. (5) l)OLL, Chules E. (W) 2125 E. Side Conn. Augusu. Ga. Mount Clemens Pottery Co. . '. ()4erry Bros. Brick-&, Tilf;CO.) '~-: ' . MouDt _qemens, lalic.h. . ' . JII,.l.END-ER.Ri\7hard D';"r~U:l:, '::;'..:. ~P"OLL, D!:lton..T .(B) _. '. ':-' . sSunDYbrook Tnil -.' --. ... " 12li 45th St:rLos'Alamos, N. l.-L DOUD, James R. R. R. 1. Canaseraga, N. Y . ...DOUGl:iERTY,Leon A. (W) ,.}, . '. :..J10,,Norl..b' St;~.S~ ~rairie,Wisc. . (Wisconsin'Porcie1ain Co.) Signal Mountain, Tenn. .(..\muican Lava Co~.) (University of California, Los Alamos Scientific Lab.) DOUGLAS; R:ichmond Douglas Firebrick Co. Ltd. DllLIARD, Paul D. (GI) DOMAN, Robert C. (R) Dairy, Ayrshire, Scotland 1313 E. Whe-eling St.. Lancaster, Ohio (Anchor Hocking Glass Corp.) DIL~"(G3lnl6:aGdMdH,'tn.AOgM,lM'I,vRec Bo'.le-.b<aIunntc.&P.B. Cr(aoLd. ))b t l T ) , r_I'1 ....... 1. DILLON, Ronale! A. (R) .. .." N1'elSen ..-.-J"iIe. ~' -o-x, Mass. (General ElectriC Co.) Coming Glass Works, Pilot Plant::2 Box 544, Corning, K. Y. DOMICONE, Joseph J- (G) Corning Glass Works, Corning, DOMINGUES, Louis P. (B) 'n.. Y. ](3U0n2iteX,da vSeur i~a,'D rD. ,eSp iLl v, oefr. ISnpt er irni ogr, )M d . DOMfl:<jGUEZ L.. Elo,. .' Cedolesa . . DOUGLAS, R. W. Soci(:t'y of Glass Technology "Thornton," 20 Hallam Gate Rd. Sheffield 10, Yorks, England DOWDLE, Hugh J,. Jr. (S) Pinelan4 Ave., Madison, N. C. (Pine H;tU'Brick &. ?ipe,C-o.) DOWLING,Robert F. (G) . DILLOl\, Zale (VI) Cer-olmica DominirUe:: de Levante S. A. American Optical Co. 484 Covered Brid'ge Rei. Haddonfield, N. J. (Weyerhaeuser Co.) DiJ,lARCELLO. Frank V. (LJ) Btll Telephone Labs., RIr..1E.S24 lrr:f'QTTaY Hill, No]. Gobemador Viejo 9, Valencia. Spain DONAHUE, Leonard L. R. R. I, Hooversville, Pa. DONEI', I. Consolidated GLa.ss Works. Ltd. Box 562, Ge:miston 14 Mechanic St. Southbridge, Mass. DOWCoNlnmS,Cb"'aDn' ~~r)bon Co. ~ Mapico Iron Oxides Unit 601 Cass St., Trenton 10, N. J. DIMOND, lohn A. (E) G-eneral Electric Co., Bldg. ].9 3001 E. Lake Rd. Erie 1, Pa. Transvaal, South Africa D02\EY, Louis M. (BF) Mackin Lane, R. R. 20 DRAKE, Arthur D. (S) R. R. ], Blacklick, Ohio (Claycraft Co.) lIIKE-T, Rene :Em.aux Vitrifies Pailliette Knoxville, Tenn. (Union Carbide Nuclear Co.) DRAKE, M. Ellis (D) Alfred Universit), Alfred. N. Y. ]i, ave. Charles de Gaulle CharleviUe, Ardennes, France DINGl.ER, Edward L.. Jr. (G) 22i Brale)' Rd., YOlmgstOl'"C, N. Y. DONLEY, John C. (BI) 5003 Lahoma St., Dallas 35, Texas (Texas Instruments, Inc.) DO~LON, Robert L. (G) DRAKENFELD, B. F. &: CO INC. (Scott J. Courtney) <45-47 Park PL New YoTic 1, N. Y. DRAKER. HatT) C. (M) (Carborundum Co.) DL~GWALL,Andrew (G) 588 Grove St., Upper Montclair. N. J. (Consulting Scientist) Corning Glass Works Harrodsb'CTg, Ky. DONNENWIRTH, A. L. (RI) Harbison-Carborundum Corp. 38600 Courtland Dr. Willoughby, Ohio (Harsbaw Chemical Co.) DRAPER. Perry E. (W) DINGWALL A d G F (G) B kd' n row . . C B;oO fial,edGNardJens. Apt. 12 ( n~o-dom,'o eCo,~ 'r' 0.1...n. -.=..-...:..._... ) . DIPPELL LV'. (R) 1401 Cherry Lawn Ave. Falconer, N. Y. DOORXWAARD, John (RJ) R. R. 1, Armstrong Dr. v,,'estboro'Qgh, Mass. (N"orton Co.) DORAN. Robert F. (LI) C.F.I. Corp. Mansfield Sanitary. Inc. Pel'T)'Sv;Ue. Ob;o DRESSLER. Philip (MFI) SwindellDrcssler Co.'..r..., Box ]S88 Pittsbul'I"h 30, Pa.. DREYER, Donald H. (G) Owosso, Mich. DIRKSEN. A- J. (G) Cottage PL. Mineola, N. Y. DORE, Jam.. E. (R) T. C. Wheaton Glass Co. Third & "Go St,., Millville. N. J. American Potash 6:: Chemical COTP. 99 Park Ave.. Ne..... York 16, N. Y. Olin Mathieson Chemical COTP. Metals Research Labs. DREYFUSS. Robert G. (G) Glass Containers Corp. DISTILLATOR, Philip R. (W) Jackson Vitri6ed Chi:sn Co. 215 Winchester Ave. New Haven, Conn. 1741 W. Commonwealth Ave.. Fullerton. Calif. 1 W..t St., Pelh= MaDo' 65. N. Y. DITHRIDGE, Edward H. (E) Richmond PlumbUl:i" Fixtures Div. Rheem Manufacturing Co. DORE, Lotbe, H. 246 E . 5 econdSt., Com.mg,N.,Y . DOREMUS, Robert H. (G) General Electric Co. Research Lab. DREYLING. Lewi, J. (R) mYilltownRd. East Brunswick. N.]. (Quigley Co., Inc.) .1729 Pennsylvania Ave., Monaca, Pa. IbhIV"V2EI3TN>}~~,l=':~"~ri:..fcaahnmak(rlLUdl):J..r... Seattle 2. Wuh. U. ~ ~y Sign21 :Researeh & De~eloprRent Lab. 14a'terialiBrutch, Inorpnic Sect. S(:beneetady. N. Y. DORF. Arthur L. (B) 4300 Seatt W le 030, dWl aa.ns d h . Park N ., Apt. 20 1 (Boeing Co.) DORN. Alva.h J. (GI) 4 Oakwood Dr.. Box 152 Corning, N. Y. DRlEAR, Joseph R. (R) D R O2(1BW0EeBKs tr,iinnJget ofhfnor euSyste.( BEMl)eocntrroi ce vCi lol~e' r,.P)a . Bell Telephone Labs. 555 Union Blvd., Allentown, Pa. DROUHARD, W.]. (WI) Mansfield Sanitary, Inc. Fort Monmouth, N. J. (Corninr Glass Works) l.-,: \ Perrysville, Ohio " VOL.40. No. 10 (1961) 569 -. pRU1M63Y9 .cO..NssDR. Cd.h, aMrlaeus H. eG) mee, Obio Dt'XGA,?" Robert H. (Ll) 6109 XaU.lie 1'. E. EASTLY, Mi<h>' R. (B)) 049i3 Boone Dr . Fremont, Cali! (O...-cnt..IlIinois) Albuquerque, K 1L (General Electric Co ) . pt1BE. Alfred (D) . ~Sandiii Corp.) EATO);. Lawrenc:e E. (B]) 425 11th St.. Lincoln. Ill. Dl,;.:\:-;. John P. eC) . 260:l-a.Tch Ave.. St. Pa.ul PaTk }, . (Stetson China Co.) DUBLER, Robert H. (W]) Corning Glass Works Martinsburg. W. Va. (),llnnesota Mining & Mf C tlnr.. EBNER. Merrill L. (B) g. 0.) Mansfield Sanitary, Inc. DUX};, L. W. (W) 88 BToad .....a)-. Arlington, Mass PCtT)'s\'i1Ie, Obic pvBOIS. Flo)d]. (E) H. C. Spinks Cia)" Co .. Inc. Box 1411. Trenton iE, N.]. (Massac:husetts Inst of Tec:h . EBRIGHT. HarTy E. (RF) nOloi)') Pittsburgh Plate Glass Co. Chemical Div . One Gatewa\- Center Pittsburgh 22, P a . DuBOIS. H. B. (MFI) Effingham Rd., Morrisville, Fa. (Feldspar Corp.) DUCKWORTH, Winston (BF!) Battelle Memorial Institute 505 King Ave. Columbus 1. Ohio PUDERSTADT. Edward C. (B) 5(3~2n7eDn.ele Alva. Dr. Faimcld. Eleetric: Co.) Ohio PUE. Herbert]. (L) DUNN, Peter E. eC) ~uland Corp., <4245 N. Knox Aye. Chicago 41, Ill. DUN:\IC.A,.~,Ward G. (G) 217 E. Scyenth St.. Clifton, };. J. (Becton, Dickinson & Co.) DUN~ING. Lester M. (E) 6103 Sunderland Dr. Parma 29. Ohio (Fe1'To Corp.) DUNSMORE. Gordon K. (B) 120 Ninth St. Philipsburi. POI.. (Tern-Pres Research. Inc.) American Clay Forming Co. E. Duncan St.. Tyler. Teus EBY, Roben K. (G) Ford Motor Co. Dearborn Glass Plant Dearborn. Mich. ECH.o\V.....RRIA. Elkin Loceria Colornbiana S. A. Apanado. ACTeo No.1 ()...46 Medellin. Colombia ECK. Bernard J. (RI) Griffin Whet:! Co. 0445 N. Sacnmento Blvd Chicago 12, Ill. . 11 Sc:ole$ Ave. Clifton. N. J. DuPLESSIS. John J. (Bn ECK. Samuel E. (E) (St. Joseph Lead Co.) DUECKER.. Hcym.a.tJ. C. (G) Allnc Metals Co. Box 611. Monroe. N. C. 113 W. (Lead INndourwstarileksR..d..S.,$oDcjaartiieon~)COnn. ... .360..4 Woodridge, Silver Sprin"."., Md. . q~~tion.a.l Bu.reau of Stand.ards) ,..D,.~U:E::VAJnlle..~CnhoTriho~i.O6."1eP.r,!(G)I:)iuc.'t.. "C.'';-;'..~'..~.:.>. ~,:. DUPBLoIxN7.8V5,. JL.),Jnre.h(bBurFgI.) V;.. ; ~.~" :PI(ON.BN,;aebr.e..to.EK.e.:kI..A&,:4,WW. jNlicjElofMmx ,CO;oUJ.1)R'.)$...o'..&.' .c..c. i".. . . ,,.. : ,". ECK.o\RDT, Ronald B. .E =1L3.01: aE>mLreo~1o4n.A St.. . .. S. e.att.l.e..99,'.\Ii...h. .... "rJ:inidad. .oaf.PrOdu~:Ltd.' . Thermo.s Ave.. Norwich. Conn, . . DUEY. Robert K. ( S ) " ElectrochemiCals ,Dept. CeramICS Div.. Wilmington 98, Del. . 44., ~uth Quav, Port of Spain Tnruda.d. 'B. W. t. 1360 Ma)-'6eld R.d.-C.hesterland, Ohio (Hydraulic: Press Brick Co.) DUFF. R.. D. (G) Owens-Illinois S.Box 1035, Toledo 1 Ohio DU FRESNE, Robert (L!) Tektronix, Inc. Box 500, Beaverton. Ore. .DUGGAN,], J. (R) .. W&1sh Refractories Corp. 101 FerTy St., St. Louis 7, Mo. Dt..'"'R.XWIRTH, Roy K. (L) 121 Merce:' St...-\pt. 12A Somerville,1\'. J. (Micro St.ne Electronics) DURST, William A. (L) Lynch Rd., St. Marys. Pa. (Stackpole Carbon Co.) DUVAL d'ADRIAN, Vincent L. (G) Mississippi Valley Res. Labs., Inc. 901 S. 18th St., 5t. Louis 3, Mo. Dt'WEZ. Pol (Be)" ECKEL .Robm A. (BJ) _"'." . 94 X.S-pring-St. Bloomfield .XJ (Vitro Labs.) ... ECKERT. Leon l.a.ke View Rd.. Lake View X y ECONOMOS, George (L) "'. 4311 N. Ma~'land Ave. Mil.....aukee 11, Wisc. (Allen.Bradley Co.) . EDDI:ESTON', ]am.. H. (L) . 735 SheT'Wood D:-. Richardson T (Texas Instrament:>, Inc.) ,UU DUGGER. Cortland O. (L) California Inst. of Technolog')' EDGAR. All.. C. (W) . 116 Homestead St., Roxbury, Mass. (Air Force Cambridge 1201 E, California SL ,Pasadena, Calif. Edp:, Plastic Kaolin Co. Ed~r r"u. EDGAR, Clement B. (R) , Researc:.h Center) DUHRSSEN. Alfred (D) DyeR. Walter E. (G) Pittsburgh Plate Glass Co .. Works =:; M. H. Detrick Co., 160i Oliver Bld~ Pittsburgh 22. Pol.. .. Commercial Decal. Inc. Cumberb.nd, Md. EDGAR PLASTIC KAOLIN CO. 650 S. Columbus Ave. Mount Vernon, N. Y. DYKSTRA. Williun F. Box 3017. Georgia 'Tech. (Allen C. Edgar) Edgar. Fla. EDLIN, Vernon (B) DUKE, Edward T. (M) Atlanta 13, Ga. 101 Olympic Pl.. Seattle 99 Wash Nicolet Industries, Inc. Nicolet Ave., Florham Park. N. J. DUKE. John J. (W) DYRE, Warren T. (G) 1524 Marsha Terrace. Ya.rdlc)'.1'a. (Baldwin Ehret Hill Inc.) (Boeint Co.) ,. EDMUNDSON. Clarence D. 1738 N. E. 146th St. Box 33, Su;onbur-g. Pol.. DZIMIAN. Ra)'mond J. (R) Seattle 55, Wash. (Du-Co Ceramics Co.) DULBERG, Irving (RI) 38 Hunters Ln. Williamsville 21. N". Y. EDSTRAND. Elmer W. eM) 5544 Bohlander Ave.. Berkeley t, 1U. 254 N. Allegheny St.. Bellefonte, Pol.. DULlN, F. H. (B) Champion Spark Plug Co. Ccnmic Div. 8525 Butler Ave.. Detroit 11. Mich. (Union Carbide Metals Co.) DZURA, E4w,,4). (R) Ponemah Hill Rd., R. R. :2. Milford. N, H. (Hitchiner Manufacturing Co.) (Lindberg Engineering Co.) EDWARDS. David V. Box 04711. Oemson. S. C. EDWARDS. F. M. (W) Dairy Lane. R. R. 2 DUM BAUGH, WilHam H" ]e. (G) East Liverpool, Ohio Coming Glass Worb E (Porcelain Div. FeTTo Corp.) Research & Development Div. Corning. N. Y. DUMESNIL, Maurice E. (L) Fairchild Semiconductor Corp. 844 Cha.rleston Rd. Palo Alto, Calif. DUN BECK. Norman]. (R) International Minerals & Chemical Corp. Old Orchard Rd., Skokie. 01. DUNCAN.]. E"l. (GF) Pittsburgh Plate Glass Co. EAGLE-PICHER CO. (D. R. Can.,) Chemicals & Metals Div. 1100 American BldG". Cincinnati 1. Ohio E...GLES, AIl.n E. (B) 7826 Ha.lsted St.. Philadelphia, Pa.. (General Electric Co.) EARL, ]. AIf,.d (LI) 1621 S. EI Molino St. Alha.mbra. Calif. (Physical Science Corp.) EDWARDS. ]. B. (S) Reli:a.nce Cay Produe:u, Box 13226 Dallas 20. Texas EDWARDS. Jesse B. Jr. 04o.L Eaton Circle. Oe:mson. S. C. EDWARDS. Leon 1062 Republic St.. Columbus 11, Ob;O EGERTON. La....son (L) Bell Telephone Labs. Inc. Murray Hill. N.]. EGGERS, Paul R. (G) Research Lab. Creighton. Pa. DUNCAN, La"" K. (G) EARLEY, Kenneth D. (G) Gener11 Telephone & Ford Motor Co. Centennial Blvd.. Nashville, Tent.. 951 Lawson St. Chattanoop, Tenn. Electronics Labs., Inc. EHLERS, Ernest G. (Be) (ViVo Chemical Co.) Bayside 60. N. Y. Ohio State University nUNCLN. Russell F. (B) 20!f:&anklin Dr., Berea. Ohio EAsON, Earnest C. 309 W. Deln..are Ave.. Draper.N. C. Dept. of Mineralogy . 124 W. 17th Ave., Columbus 10. OhIO (Iif""-Co,,,.) EASTER. Geo,g.]. (RFI) EHMAX, Roy G. (GFIC) DUNEGAN\ Ham C. (L) Electro Refn.ctories & 323 E. Hamilton Ave. 433 GI~hill Dr. <:hattanoop 5, "renn. . Abruives Corp. State College. Pa. (Amencan Lava Corp.) Willett Rd. Buffalo 18. N. Y. (Pennsylya.nia State Unive:5it1) 5iO CERAMIC BUL~ ~l!~L!CH, Edgewo (Tru Po ~l!~LJCH. (I Tilton Red Bar (Metali. ~ICl!BAm: 13221 E; (Aerom; ~lGl!MIE, . Box 12i 155, Roge.r 5870 }{I: (/l.tnP I':" :lrEL: Wi}: UmverSl Institute 2801 W. EJ{BERG, T 111 E. G (Norton ~KDAHL, y ]ohns-M Manville EJ{ED... HL, 1006 Ga~ (Illinois <:J{El,UND, ' .. ~371'V;:e Cincinn; (Cinc:in~ ELDER,]. ( RobertS<. Trenton EL-ECTRIC SPARK (Raben Box 931. ELECTRO F ABRAS; .(Ca'fi F. 344 Del.. ELKINS, s., Georgia . Engin~r 1~ Atlanta : ELLARD. E. 344 Clint . (Basic I; ELLEFSOX Genen.l . Electron 730 Thir. ELLIOT. AI: 2411 Bo,' ELLIS, Dor.; v,.'est En Div.Sta: 636 Calif San Fn.:-: ELLIS. Ho\\ Box 128: ELLIS, lame Massac:l~ Rrr.. 4-05 ELLIS,]. Le Ed"'in M Newell \ ELLISON: l' 169 E. Ti E'-!.~r!.f..~l\r.n. iTnhte: 30 W. Fe (Corning ELM WORK Managir.: Summer~ London ELOSUA FA 4cdller; Box 360 ELOSUA M:. LadrilJer; Box 360 ELROD, R~: 60S W. E (Cr.aUe C VOL. 40,~' ~I-TCH, Josd (W) tdg('wood Rd., R. R 1. ): ardley, Pa. ELY, William G. (G) PitUbureh Plate G10lss Co. (fN porcelain) .;~L.ICH. Waldron (L) !, Tilton PI., R. R. 1 ~t'd Bank. N. J. One Gatewa,' Center Pittsburgh 22, Fa. EM.'XUEL. E. C. (G) 5.i N. President Ave.. Lancaster. Pa. ()fctaliz:ing Industries) (Annstrong Cork Co.) ....J.lB ....U~L Barl.ne R. (LI) EMHART MANUFACTURING CO. r""1'J221 Eton PL. Sana. Ana, Calif. (.It.eronutronic: Div Ford Motor Co.) (Francis R. O'LeOlry) 333 Homestead Ave. ..r.tI~ IE. Tbedrick L "~rSOx J271. AUreC. N. Y. t _:; Roeer L. (BJ) ~S870 Mimosa St. Harrisburg, Pa. Hartford 1, Conn. E)LA,.XUELSON, Roger (}o,f) Pratt & Whitney Aircraft. Engl~ East Hartford, Conn. {."mp Inc.) AEL. Wilhelm (BFIC) },l'i;lIivcrsity of Toledo Itlstittltc of Silicate. Research ~ ZSOI W. Baneroft. Toledo 6, Ohio EM HISER. Donald (R) 130 McWil1i&m.s Dr. Natrona H~igbts. Fa. (Pittsbureh Plate Glass Co.) EMISON, M. H~rshcl (G) ; ~BtRG. T. Walt.,. (R) : 117 E. Grange'!' Rd. Syncuse ., N. Y. Corning Glass Works. Corning,~. Y. E:\fLEY, William S. (W) (~Or1on Co.) ~.'lIL. W. Gnydon (G) '. johns-Manville Research Center llanviUe. N. J. "tDAHL. J.. Charles (R) 1006 G.:u-dncI' An., Joliet. Ill. tlHinoiS' Oi.;':Pn)d.uc;ti Co.} _", .. ~. :';. : ~UND~BtorS{B}'. ;': .....;>'''",. .&371 WchstcrA~e: .' .. . Cincinnati 36. Ohio W~st Maitland Ln. R.. R. 3 "S ew Castle. Pa. (~ew Castle Refractories Co.) EMMEL, Donald R.. (W) ~lj~r Div., MUTTa)' Corp. of America n..<,1cs25 Snyder St" Springdd, Ohio '. EM'Ii!ERICR, 1I(..(R:]1) ... ..::.::~'S6A.il.O'O.~~:-'>'.' '. ".:',: . :.... ". N"ew.M'.Tt'ins,\-'n!e. W. Va. (Moba~' ChemiCal Co.) (Cincinnati Milling Machine Co.) EMMERICH, Edward P. (L) ~tR, ]. C. (WI)' Robertson Mfg. Co. Box 848 Tn:1'lton 5. N. J. Arnold Enginecring Co_ Box G. Marengo, Ill. E~D!ERICE, Liberata (G) ;lXCTRIC AUTOLITE CO. Pennsyj.,ania State University SPARK PLUG & CERAMIC GROUP Mineral Industries Library (Robert Twells) Uni"cnity Park, Pa. Box 931. Toledo 1. Ohio JO,tCTRO REFRACTORIES & .ABRASIVES CORP. (uri F. Leitten) ~ Delaware Ave., Buffalo 2. N. Y. ~NS, Samuel R.., Jr. (RJ) E~RICH} Allen H. 750 Brookside Dr.. Columbns, Ohi'o EMRICH .Barry R..(B) . 62i Fairknoll Dr., Dayton 31, Ohio (Wright-Patterson AFB Aeronautical Systems Div.) Georgia Institute of Technology bgineering Ext>erimec.t Station Atlanta 13, Ga.. !U-o\RD. Earle R. (Rr) 344 Clinton Ave. Tiffin, Ohio (Basic Incorporated) !ll.FSON, Bennett S. (G) General Telephone & Electronics Labs. Inc. 730 Third Ave.. New York Ii, N. Y. I!.l.10T. Allred G. 2.11 BOwditch, Berkeley 4, uHf. ElLIS. Donald G. (M) West End Chemical Co. Div. Stauffer Chemical Co. 636 Califomia St. Satl Fratlcisco 8. Calif. n.I.JS, HOl"ard F. Box 1281, Alfred. N. Y. E:US. Junes S. ld:auachusetts Institute of Tec:hnololirr r1 ,Am. 4-051. Cambridge, Mass. .....15. J. Lesl;e (WI) !dwin M. Knowles China Co. Newell, W. Va. ElLISON. Henry W. (G) 169 E. Third St., Corning, N. Y. r1 .~Corning Glass Works) ...,ER, Thom., H. (B) 3D W. Founh St., Cornine. N. Y_ h.!Coming Glass Works) ..., WORKS LTD. EMRI,CH. Emerson W. (MI) R. T. Vanderbilt Laboratories East Norwalk, Conn. EMRICH, Harold W. (SI) 1560 S. Krameria, Denver, Colo. (Denver Brick & Pipe Co.) ENBERG, Cbrister Tegellabontoriet (Brick Laboratory) Drottning Kristinas vag 45 Stockholm 0, Sweden E~DO. Yukio Koyo Kemmaui Co., Ltd. 792 OdaiCho, Adachiku Tokyo, Japan ENGELHORN, Peter Dynamidon.Wcrk Engclhorn & Co. GmbH Sandhofe:-" Strasse I 12-124 (17a) Mannheirn-Waldhof. Germany ENGELMAN, Charles T., Jr. (G) Fredericks Co. Philmont Rd. &.A.nn.e: St. Bethayres, Pa. ENGLE. Glen B. (B) General Atomic Div. G-cner~ D)"t:lamics Coop. 10955 John Jay Hopkins Dr. San Diego, Calif. ENGLERT. Willi.", J. (G) 304 Vernon St.. New Kensington. Pa. (Pittsburgh Plat~ Glass Co.) 14anaging Director Stnnmerstown, Tooting h ..l. ondon, S. W. 17, England -vSUA,fARIAS. Ben=do (SF) ENHUS, Hans Gosta AB Malardale:ns Tege1bruk 27 Eriksbergsgatan Stockholm .3, Sweden LadriUera Monte1'Tey, S. A. lLoBox lea, Monterrey, N. L . Mexico SU.~. Bernardo (S) . , ~dml~ Monterrey, S. A. ~ h Bo~360. ~onteTTCY, N. "'-ROIl, Ro~rt A. (WJ) L.t Mexico ENLOE. Scroop W., Jr. (M) Harris Clay Co., Spruce Pine, 1'. C. ENOCH, Charles R. (R) 320 Spring Lane. lUng of Prussia. Pa.. (Refractory Specialties Co.) ENYART. C. W. (5) 60S W. Etiwanda. Rialto, Cali!. BtJnnot Co., 722 Mulberry Rd., S. E. (Crane Co., Ceramic Div.) CantoD 2, Ohio . : . VOL. 40, No. 10 (1961) EPLER, Huold B. ($) GenerOlI Cla)' Products Co. 1445 W. Goodale Blvd. Columbus 12. Ohio EPPLER. Richard A. (B) Coming Glass Works Fundamental Chemical Reseuc:h Dept. Corning, N. Y. EPSTEIN', Edwll'l'd. }1'. (R). H. K. Porter Co., Inc. Rcfr.;ctories Div. .705 Ridgewood Ave., St. Louis, Mo. ERARD. Edward L. (GL Vidrio Neutro, S. A. Proiong. La Rosa No. 9, ~ucap...ua!co Muico 16. D. F . Muico ERICKSON, A. Alfred (G) 84 Penbinr St.. Corning, N. Y. (Coming Glass Works) ERICKSON. Allen ). (G) 4239 N. E. 74th St. Seattle 15, Wash. (North__:est~rn Glus Co.) ERICKSON, Thomas D. (R) Owens-Coming Fiberglas Corp. .Ne.....ark, Ohio 'muzTllClINlCAL CERANIC$. - Iinr.::tRIEJmSISTC>.R,CORPo''' (Bobby L)oyner) Box .6ii. State COl;..:ge, P~. ER~DT, Edmund E. (R) 41 E. Shore. Willoughby, Ohio (Pre-Vest. Inc..) ERXSBERGER, Fred M. (B) Pittsburgh Plate Glass Co. Glass Research Center Box 11472. Pittsburgh 38. Pa. ERN"ST, Walter S. (R) 908 Wedgewood Dr, Kn'oxvi1le' 14. Tenn. (Volunteer Portland Cement Co.) ERNST, Walter S. }'I'. (R) 236 W. Vanderbilt Dr. Oak Ridge, Tenn. (Oak Ridge National Lab.) ER5LEY. Emmett J. (G) 2<4517 Valley St.. l-l'ewball. Calif. (Thatcher Glass Mfg. Co.) ERWIN", Lee R. (E) 419 Todno. Duarte, Calif. (Da)' & Night and Payne Divisions, Carrier Corp.) ERZEN. Frank C. (BI) 866i S. W. Florence Ct. Portland 23, Ore. (Tektronix, Inc.) ESPOSITO, Russell P. (R) Korth American Refractories en. Farbcr, Mo. ESSELSTYN. Willard A. (G) R. R. I, Box 104, Canonsburg, Pa. (Arthur W. Schmid International) ESTES, Joseph F. (W) Haeger Potteries, Inc. i Maiden Lane, Dundee, Ill. ETHEREDGE. Otis K. (M) Box 252, Gordon, Ga.. (Southern Oays, Inc.) ETRIS. Sa.muel F. (W) 115 Runnymede Ave., Wayne, Pa. (American SocietY for Testing Materials) EUBANK. William R.. (L) Minnesota Mining & Mfg. Co. Magnetic Products Lab. .00 McKnight Rd., St. Paul, Minn. EUSNER, George R.. (R) 119 E. Cross St.. Oak Hill, Ohio (Davis Fire Brick Co.) EVANS. Charles E. (MI) liO Kendall Rd. Franklin Park, N.]. (Titanium Alloy Mfg. Div. National L~d Co.) EVAKS. C. L (W) universal Oar Products Co. Box 1631. Sandusky, Ohio 571 .,.,'.. + .,\'.',."5, Danid Owen eC) - Hillae51 & Linden A,C'. Mapleview, Charleroi. Pa. (Consultant) ::'Y..s.NS. Edward J. - Welsh Tinplate & FAlX, Ch:l.fle~ c. (XC) Box 92<\, Clemson. S. C. (Clemson College) FAINBERG. Bernardo Ceramica Olivos S. A. Sarmiento .iO FE]ER\'ARY.]ohn (R) 3-l66 Tbom~s Dr.. P~lo Alto Ccl" ~(V~rni.Litc Corp. of Ameri~) ll, FEKETE. Funk W. (G) 831 Brook Hollow Rd. h'ashville 9. Tenn. Metal Stamping Co. Ltd., Box H UancUy. Carmartb~shire.Wales :\'.....~TS. Isuc R. (G) Pittsburgh Piau Glass Co. Works '::10, Henryetta, Okla. Buenos Aires. Argentina FAIRCHIl.D, W. Lee (G) Corning Gla.ss Works, Cornins,:'\. Y. FAIRFACTS CO .. (J. Ryan Smith) Fairiacu St., Trenton 8. N. J. (Fiber Glass Di.... Ferro Co ) FELDMAJ<. G.il H. (G) 'P. 43. V.ilIa Ct. Hempstead. N. y (United States N2VV) . FELD~IEIER. Paul (G) :"V'ANS LEAD CORP. (Fred Leake, Jr.) ... Box 1467, Cha.rluton 25, W. V~ FALK, Benjamin (L) 64S S. McHenry Ave. Paul Wissmach Glass Co.,lnc: Paden City. W. Va. . -::'VANS PIPE CO. ... (T. J. Evans, III) Uhrichsville. Ohio 'V'NS.lUch..d F. (W) - . S~ N. Orebud Rd., Syracuse 9. N. Y. Crystal La.ke, In. (Arnold Engineering Co.) FALLIS. M. H. (L) Titania Electric CO!"p. of Canada Ltd. FELIX, Roger L. 3711 Eccles Ave.. Ogden, Utah FELKER, Ernest (W) 8408 Summer Rd., R. R. 2 (i'ru.Tile. Inc:.) "VANS. Rou M. (S) Box 1150. Gananoquc. Ont.. Canada FALLON. Frank J. (LI) Northfield, Ohio (Ferro Corp.) - 604 E. Mechanic St. Brazil. Ind. 30 Foster Dr. Fnminl'ham. Mass. FELLOWS, Benjamin T. (Arketex Ceramic CO!"P.) OVANS. T. J.. III (S) Evans Pipe Co., Uhrichsville. Ohio (Raytheon Co.) FALTER. Mthu, H. (R) 8635 Jacob Pl., Niapn. Falls, N. Y. 381<4 Latona Ave., N. E. Seattle 5, Wash. FELLOWS. IL L. (EFl) EVANS, W. Gordon (Carborundum Co.) Rail Lane, Post & Rail Farms Gee. L. Ashworth & Bros. Ltd. F.U.ZOI. Tbomas A- Palos Park. Ill. Broad Street Works 26 West Ave.. Arkport, N. Y. (Century Vitreous Enamel C ) Hanley. Stoke..onTrent, England F .t,.N'ELLl. Louis H. (L) FELS. C. G. (Rl) o. :VAN'S, William A. 3432 Richland Dr.. Apt. 8 " Bo:<\: 65. 'Matawan. N. J. . Ara;ri~)Van.I..t.d-:.. . . . . ~' . SiuH.a Bub~, Czli!.: . ' .': "lQSuUc::xSt..~ :,,: ~ .. ~.:.: . :.~. \-(UUi""cTsalDYnamiCs~;f:'~ : ....'... '. tobuig,"N::r.t:Vie.~Aa:sthlu>: '~.' ' ,: .#:'FARGO;"]'ams J~ (L1) :...... "' '. ',' (f.e1s R~!ractoriea;,.tIl..t.L: ;.~ . '..' . ..r:f:~': E~O2ai1etq:l.o.nHtPail~.ec.:n~r(EP.Fisp"e'r's'i..'o"n::C.; , .: . ': ::V.~N5 ..William W. (51) , 5112'Lauderdale. La Crescenta. Cali!. , ,39 Powerhouse Rd.' ' fll . 17 E. Ring Factorr Rd., Bel Air. Md. (Gladding. McBean & Co.) Rosl~'n Heights, L. 1.," N. Y. (American Vitrified ProdUCts Co.) :VERETT. Dart W., II Lambd2Chi Alpha. Alfred, ~. Y. ::XERHART.]. O. (XFIC) Ohio State UniveTsity D~t. of Ceramic Engineering 124 W. 17th Ave., Columbus 10, Ohio :WING. Robert F. (WI) Mansfield Sanitary,Inc. PenysviIle, Ohio ::XOLON CO. (It Philip Hart)") 1000 E. Niagara St., Tonawanda. N. Y. OYERLY. Goo",. B. (S) Malvern Brick & Tile Co. Box 641 Malvern, Ark. :YLES. Tho,"", E. (G) ~52<4 Vennau Dr. Toledo 12. Ohio (Kimble Gl.us Co.) f :.~:BER. William M., Sr. (L) CTS CoT'P. 1142 W. Beudsley Ave.. Elkbart. Ind. :?ABlANIC. William L. (RF.) R. K. Porter Co Inc. Refractories Div. <4705 Ridgewood Ave. St. Louis 16, Mo. 'ABRICA d. LADRILLOS INDUST1UALESyREFRACTARIOS P.ARBISONWALKERFLIR. S. A. (S4lvador Odrio%ola Gomez) Apartado 390 Monterrey, N. L., Mexico 'ABRICA d. PORCELANA cla VISTA ALEGRE. LDA. G2binete e Lab. Central de Estudos CandoU, Vila Nova de Gai.., Portueal ?ACKT. George P. (WF) .08 Paseo del Mar, Box 878 Palos Verdes Estates, Calif. r....HEY.]. Russell (LJ) Genenl Electric Co. 1~95 Fillmore Ave., Buffalo, N_ Y. FARIKA, Gerald L, 1004 S. Founh. Champaign. Ill. FARKAS, Ho\\";>"rd (}oO 'United St21es Stoneware Co. 60 E. 42nd St., :t\ew York 17, !\. Y. FARROW, Lewis C. (E) R. R 2A. Clyrie. Ohio (Whirlpool Corp.) . . FASOLT, NieQlau~ Frankengraben 12' Bad Godesberg (Rhein). Germany (Servais-Werke A. G.) FATE-ROOTHEATH CO. . (F.,T. Buzard) Bell & High Sts.. Plymouth, Ohio FAUCHOJ<BAUDOT. J. B. Ets. Fauebon-Batldot 21, Ave de To'Urville, Paris 7. Fn.nce FAL"LKNER. Don:lld D. (Gn Demuth Glass Works. Inc. Box 629. Parkersburg. W. Va. FAUST. Ernest H .. Jr. (RI) 121 Cole Rd.. Orchard Park. 1\. y.. (EleetTo Refrac<.ories & Abrasives Corp.) FAUST. George T. (BF) 9907 Capitol View Ave. Silver Spring. Md. (U. S. Geological Survey) FAY. Wa~e X. (RFl) General Rt}ractories Co; 707 Knox Rd.. Villanova, Pa. FEAGIN. R. C. (B!) Austenal Co., Div. Howe Sound Co. Box 625, Dover, N. J. FECHEK. F<ank j .. j,. (BJ) 7362 Dayton Xenia Rd. Dayton 32, Ohio (Wright-Patterson AFB. Aeronautical Systems Di\.) FEDERAL GLASS CO. (Henry H. Blau) 515 E. Innis Ave. Columbus 7, Ohio FEDERAL SEABOARD TERRA COTTA CORP. (0. E. Mathiasen) Box 310. Perth Amboy, N. J. FEDOCK, Michael P. (R) FELTON'. Duane A. 22iYS Grand St. Hornell, N. Y. FELTOK. Ernest (WI) 990 N. Park Ave.. Pomona Can (Pomona Tile Mfg. Co.)' I. FEJ<ERTY. M. j. (L) A C Spark Plug Div. . Gene~ Mo~ors Corp. '. ,1300 N. Dort HWY.;F1int 2. Mic:b FEJ<lTY. Raben D. (LI) . MinneapolisHoneywell Research Center 500 Washington Ave. S. Hopkins, Minn. FENSTERMACHER, John E. R. R. 3. Plainfield, Ill. FENTON ART GLASS CO. (Frank M. Fenton) Williamstown, W. Va.) FEJ<TON. F<ank M. (G) Fenton Art Glass Co. Williamstown, W. V2.. FEJ<TOJ<. Walte< M. (E) 4808 Colfax Ave. S. Minneapolis 9. Minn. (Quebec Lithium Corp.) FEN'TZKE. A. Daniel (R) 93 Meadowbrook Dr., Lewiston. K Y. (Babcock & Wilcox Co.) FERENCE. Michael, Jr. (B) Ford Motor Co.. Scientific: Lab. Box 2053, Dearborn, Mid. FERGUSON. Donald Box 929, Alfred, N. Y. FERGUSON. Douglas]. (D) Pigeon Forge Pottery Pigeon Forge. Tenn. FERGUSON. D. Rohe<t. III (R) <401 Vine St., East Liverpool. Obio (Crescent Bride: Co., Inc.) FERGUSON. john A. (S) Mellon Institute 4<400 Fifth Ave., Pittsburih 13, Pa- FERGUSON. Rohen L- (S) Yankee Hill Bride M!g.Co. i28 Stuart Bldg.. Lincoln 8, Nebr. FERGUSON. S.'" (S) t..?AHRENllRUCK, William O. (GI) R. R. Box 21. Tiffin, Ohio (Ster~ Grinding Wheel Co.) FA!LM:E.iG-ER. Howard (WFI) 291 Weymcuth Dr., Roc~ester.iS, N. \'. (Vietor Insulators Diy. IT~ Circuit Breaker Co.) 7144 Seven Hills Dr. Oeveland 31. Obio (Republic Steel Cot"P.) FEHR. Lt. Ge<ald K- (G]I) Box 2389, Edwards AFB. Calif. FEIGELSON, Robert S. 56 Karen Rd. Framingham Center, Mass. Kelsey Fergusoc Bride Co. East Windsor Hill. Cone. FERRAJ<A. Anthony C. (W) 909 Edgewood Ave. Trenton, N.] (Wenael Tile Co.) FERREIRA. Lau,rence E. (B) olo. 218 Lookout View Dr., Goldec, C (Coors Porcelain Co.) CERAMIC BULJ.E'II" fERRICK. l; BoX 12. ili (Somac ~~ f~<R2R0ISB.iHrd. .~:,I i;fpF~(S~iOmo~n~e: "': f~cRORGOLEENE (Benjan ,.\ ~ BoX 650 :~ ffSLER. R 'f ...AA PI :~ BoX 270 f~i~~M~ ;~ /I.. P.Gr /l.panad fT1'ERS. ' f Libbey.'.' 1701 E.. ffTZER. G 1205 17t fIED(GLeEoR,ge. \..' Foamah R. R..2. ]. . fIi>,M.Da:dCi5ia0>r'..{.\' . .. RAl' Eli ... . 1335 17t . fiELD, The Corhart 1600W. fiELDS, D, Radio Co Semicon Somervi fIELDS.Jal Mississi; Dept. of j '1.Box 368 IFILES, Johr Box 528. 1(Radio ( IFILIPPI. 0 I Illinois] Box 206. FILIPPI, Hl I I11406 Ca (Consult fILLMORE I GlobeU : 900 E. K- ; FINDLAY F I CR. S.C: \Vasbing n:S-KELST1 1 712 W. 1 j FI:S"LAY. G. i 2231 Cal; Niagan. I (Norton : FIJ<LAYSO: America: 40 W. 40 FlXNEY. E( Box 321. (Rocklo: FIRESTINE 34 Dewe\ (Bausch' j FISCHER. E 22 LynllV' ~ West Bo' I (Nonon; FISCHER R! 1. 20 Fai;""" i West La: j (Sign.l ( ~ FISCHMAN j BritiSh I ' 80 Shore ~ FISH. E. Th, . Great La 300 Ceda . VoL 4O;-k 'F~lCK. T~Om4$]. (L) FISHER. Eugene .... (E) FLE~l:SG, Juli~n D.,)r. (E) .' Box 12, 1'\c""bu:-yport, Mas$. l:80mac Labou.torics, Inc..} ,~ltIS, Ha~' Philip (M) :=; 10 Ihrc:b Dr. Lc\itto...,on, P... (Si~oDd5 Abrasive Co.) ~F:O CORP. (R. A. Weaver) ~ ~150 E. 56th St., Cleveland 5, Ohio ~d~O ENGINEERING DIV. po OGLEBAY NORTON CO. I (l.tnj;unin F. Anthony) Electric. Ac.to.Lite Co. Spark Plug & Ceramic Group Fostoria. Ohio FISHER, BenT)' C. (RF) 902 Belmont Rd. Grand Fork.s.:\. D. FISHER, Joseph R. (W) Bell Telephone Labs. Rm. 4-23i }.fUTTa.y Hill, N.]. FISHER, Joseph V. (L) Semj~Elements,Inc:. Geori:i", Institute of T:huoloi:'Y Engineering Experiment Station Atlanta 13, Ga. FLE),tl:'\G. Thomas T. (R) Funk Samuel & Co. 2 Penn Center Plaza Philadelphia 2j Pa. FLETCHER. Peter C. (GJ) 1320 Hugo. Maumee, Ohio (Owens-lliinois) lIox 6508, Cleveland 1. Ohio n.SJ..R.. Ray T. (W) . A..V!. Plumbing Pottery Corp. ~ox 210, Gadsden, Ala. ~E.R. H. (R) Ci'" )4wean.a de Rc.fractarios. .~. P. Green, S. A. .A,partado Postal 11 Bil. Mexico. D. F. Saxonburg Blvd., Saxonburg, Pa. FISHER, Marshall H. (B) Northwcstern University TeebnoJoeical Institute LibraI'")' E\'anston, Ill. FISHER. Richard G. (LJI) Spnl'\Je Eleetric Co. R & E Dept. Manhall St. North Adams. Mass. FLEX ON", John D. (R) 3440 Gallatin Rd. Toledo, Ohio (Owens-Illinois) FLICK, Fulton B. (RF) Brown. Critchlow, Flick & Peckham 1106 First National Bank Bldg. Pittsburih 22, Pa. FLINT, E. P. (Bl) 'tf!1:!E.RS, Cecil R. (G) : Libbe10weDIFord Glass Co. t 1101 E. Broadway, Toledo S, Ohio :~fA~'1i2'0R5 ,1(1;t<h0A'"ve.W, C. o(lMm):nbus 11. Ohio FISHER, Wil1i;un V. (G) .~nchor Hocking Glass Corp. Lancaster, Ohio FISHWICK, lohn H. (G) 81 Conestoga Rd., Malvcrn. Pa. Arthur D. Little, Inc. 15 Acorn Park, Cambridge 40. Ma!S. FLINT, Fnnci. C. (GFl) 1919 Fourth St. 5., Naples, Fla. ; (Georgc Feuer CCTamic Supplics) (Foote Minenl Co.) (Consultant) .flEDLER. WUliam.s. (G) FITCH, William E. FLlPSE. Merle K. (R) I' Foama1um Corp. 14060 22nd N. Eo, Seattle 55. Wash. Ford Motor Co. J/,. R..2. Fish Hatchery Rd. FITTANTE. Philip A. (W) Box 231. Fostoria, Ohio .. .."':. :::.:)~f.~dis~o~;:\lW;isc.. ~ \.~_:;.".~~~ " JJ35 17tb Ave.. SantaCruz. Ca.::;. ' ,}~.' ."''~_4~1:3::1'8~t~h~}~O;t~r!e.e~t:.:N:i.a~g~a'r:a:~Fia~l:).:.s:.~~N}. Y-~,'>,.'::'~~' ,-::F:;~L,.,O: ~R:E:Nr~cI;E5~, ~J~a~c~~M~~. '(:G~~t~:.:.~:;_.. FlrrS.'Benjamin D. . ..... . FLORIDA TILE I~DUST~IES.INC. _.....~. .~. ,.: ;';,'. ~ . :.- '.' :' . ~tLD. Theodore E. (B) 251 Tenth St. N. \V., .....pt. 108 (James W. Sikes) 608'Pros-pt:ct St. Carhart Refractories Co. .....tlanta 13. Ga: . Box 451. Lakeland, Fla. 1600 W. Let: St.. Louisville 10. K). FITZGERALD, Alex E. (Rl) FOARD, James E. (R) I'lEl.DS, David T. (L) A--4 Avon Apts . Karbt:rth. Pa. Phelps Dodgt: Corp . Morenci. Ariz. R.adio Corp. of America (General Refractories Co.) FOEHSE, George A. (E) . Semiconductor & Materials Di\'. FITZGERALD, Joseph M.. Jr. (L) 921 Lincoln Ave. Sand Springs. Okla. Somerville. N.]. ttELDS. James M~, Jr. Kay Electric Co, Maple.Ave. Pine Brook. N. J. (Southwestt:rn Porcelain Stt:el Corp.) FOGELBERG. Svcn Wiss.issippi State University FITZGERALD. J. Vincent {W) Webb's Crystal.Glass Co" Ltd. '. Dept..of Ceramic Enginet:ring Box 368, Sute Conege, Miss. nUS. John A. (L) Box 52S. Amboy, Ind, (Radio Corp. of America) ntJPPI. Charles R. (S) Tile CounCil of America.Ine. . Research Center Box326. Princeton N. J. FITZPATRICK, John VV. (MI) 115 84th St. Niagara Falls. N. Y. (Garborundum Co) Dennis Glassworks. . Stourbridge. Worcs. England FOLK. Kenneth S. (G) 199 Cbt:mung St. Corning, N. Y. (Corning Glass Works) FOLKERS, Chades L. (EI) Dlu.ois Brick Co. FITZPATRICK, Thorr:as H., Jr. 1550 College Ave. Livermore. Cali!. Box 206. Blue Island, III - nuPPI. Hugo (SF) U406 Calumet Ave. Chicago 28. III 820 Vl. Rugby Ave., College Park, Ga. FITZPATRICK. William D. (R) 5121 S. Passage Dr.. Pittsburgh 36. Pa. FONTANA. Eugent: H. (G) Box. 2~9. Corning~ N. Y. ~COT1~mg 91ass Works) (Consultant) m.I.MORE. Charles L. (LI) Glob~Union IDC. 900 E.. Keefe Ave., Milwaukct: 1. Wise:. fINDLAY RE'FRAC'tORIES CO. (Harbison-Walker Refractories Co.) FITZSIMMONS, Elmer S. (Bl) 1400 S. Timberlane Dr. C(Ginecnienrnaal t~' I4e3~trDibcl' ~O.) FON'!'ANA: HarTY E. (GJ) 6~ M~aQo~brookApts. Comu:~g. No Y. FONV(ICEo:r'n-mLg~,GFlarsasnWk Por..kJsr). ~WI) (R. S. Cnft) Box 517 FITZSIMMONS, Robert F. (W) Dentl:ts Supply Co. o! Ne",,' York Washington. Fa.. R. R. 1. Oakfield, N. Y. 500 \\, College Ave., "1ork. Pa. FIXKELSTE!N. Howard L. 712 W.l1th St., Rolla, Mo. n!\LAY. G. R. (R) 2231 Oare Crescent (Lapp Insulator Co .. Inc.) FIX, William G. (L) CGal~b~:S~ld':~BoC~'33Rgefracton.es D' t\'. FOOTE MINERAL CO,. (Ro~ert J, LongenecKer) 18 W. Cbelten Ave. Phi!adelphia ..... Fa. Xiapn Falls, Ont.. Ca.nada (Norton Co.) nX.L<-u-\_;Yg.eSnOcNan, -JSothann R. (B) . dard. Foreign Div. 40 W.Oth St., New York 18, N. Y. f'T..\. ~"Ey. Edwin L. (5) Box 321. Rockford. Iowa (RoeJdord Brick & Tile Co.) 1iAEsTINE. ArthU1' G. (G) 34 Dewey Ave., Fairport,::N. Y. (Bamcb & Lomb, Inc.) ENiaa-an Falls N Y FLANAGAN c (L) TMuussccu:ltenSbhl.ao,~1A5la'E. lectrochem'tcaI Corp. FLANAGAN, Charles D. (B) Thayer Farms Rd.. Attleboro. Mass. (Metals & Controls Inc.) FL....SCHEN', Steward S. (L) Motorola Semiconductor Products Div. 5005 E.. McDowell Rd., Phoenix, ....riz. FORAKER, Robert W. (EI) Titanium Pi~ent Corp. ..-FOR99B~HNud~.s-o-naSldt..WN.eAw. Y(Lor)k 13. N. Y.,. Corn~ng Glass Works. Ceramic Dept. Com1n~,.N: Y. FORBES. Wllham . Demerar~ Ba~~te Co.. MackenZ:le, Bntlsh GUtana FORD, Fran~ J. (W) Jordan Ttle .Mf~. Co. Eox 338 FIsCHER, Eugene A. (R) FLEISCHER. AT'thur (B) Corona. Calt!. 22 Lynwood Lane .66 Centre St.. Apt. 41 FORD, Fred]. (5) West Boylston. Mass. (Norton Co.) Orange. N.]. (Edison Lab. McGra....Edison Co.) Box 537. Dalla.s, Texas (Hanop Ceramie: Service Co.) FIsCHER, Robert J. (L) 20 Fairway Ave. 'West Long Branch. N. J. FLEISCHER, Donald H. (SJ) 3105 Sixth Ave., Beaver Falls. Pa. (Central Commercial Co.) FORD, G.o, D. (WI) 2136 V:i1m~r St., Zanesville, Ohio (MosaiC TlIt: Co.) h (Signa} Corps Engineering Labs.) ',SeEM./;);, Jeromt: (RJ) Briti~~ndustt'ies Corp. ao SJPr~d . Port Washington. K Y. tlsH, E.:Thotnas (Rl) Great LaUs Carbon Corp. JOO CedarBlvd. Pittsbur~h 28. Pa. FLEISCHNER. Peter L. Rutgers, The State University School of Ceramics New Brunswick. N. J. FLEMING. David M. (51) 308 E. Third St., Wauontown. Pa. (Glen-GcTy Shale Brick Corp.) FORD MOTOR CO. (Michael Ference. Jr.) Sc:ie:nific Lab. Box 205;', Dearborn, Mich. FORD. Walter D. (GI) Pittsburgh Corning Corp. Research & Development Div. Port Allegany. Pa. . .... , '01.. 40, No. 10 (1961) 573 t - .. fORD. Wilii.am D. (E) SUt's, 'Roebuck & Co .. D~pl. 81'; 3301 W. ArthingtoD, Chicago';. Ill. fORDHAM, Insulator EDlmepot.A~. n(eWu.) l Electric Co. FRA1\CL, Josd (B) 1802 Perth S:., Toledo 7, Ohio (Owcns~I1linois) FRANDSEN, Erik A/S Mstrup Glasvaerk FREED~lAl':, K. S. (L) R.adio Corp. of America Electron Tube Div FR~-EU.SMSA.NF.ifCthhaSrLle.sHA~r. r(iRsFonI) N . J. :Box 5i. Baltimore J. Md. 12 None Voldgade Harbison.Walker Refuctoties C fORDS PORCELAIN WORKS Copenhagen K, Denmark 625 Market St. o. (1. A. Hansen) Penh Ambo).. N.). FRANK. Henr)' A. (W) San Francisco 5, Calif. fORJAZ, Nic:obu Rockport Sanitary Pottet;.' Corp. FREEMAN. Edgar H. (W) AI. Gabriel Monteiro da Silva 289 Rockport. Ind. Norris.Therrnador Corp, Sao Paulo, Brazil FRANK, Jobn (D) 700 \""ater St., Walnut, Calif. (Ce:ramic.a Pono Ferreira S. A.) Frankoma Pottery, Box 789 FREEMAN, John L. (RJ) FORKNER. Henry R. (XIC) Sapulpa, Okla. 1695 Grae6t:ld Rd. 201 FaiJ"'View Ave.. Blacksburg, Va. FR.>\N'K. Joseph 1. Birmiugham, Mich. (Virginia. Polytechnic Institute) FORI..ANO, R. J. 20818 Richland Ave. Flushing 64, N. Y. (Harbison.Walker Rdr.l.Ctori C FREEMA~,Witliam]., III (W) es 0.) 203 N. Harvey. Urbana. IlL fORTH, Robert D. (E) FRANKLIN, Alan D. (B) National Bureau of Standards 106 ,,-nderson St., Raritan, K (Radlo Corp. of America) J. 1369 N. W. CiTcle Dr. Kanlc ( r_ Ut:U. aDlc tRt.oIplLer r........rp). fORTNER. johnW. (X) Wah Chang Corp. Box 366. Alban,.. Ore. Mineral Products Div. FRAWNKasLhIiNng',to~n.'2l5n, ,D. .(CB.I) .... n 3110 Hopewell PI., Toledo 6. Ohio (Owel::lS.Illinois) FR.o\NKLIN, William S. (LI) FREEVOL. Ra.1ph H. (M) Gd C Baorx 2e2n3, Nttyil eFsa, .nM&ichB. lower Co . FRENCH, Mynle M. (DF) NM 128 '. ain St., Alired, N. Y. FORTUNE INDUSTRIES, INC. (Leonard L. Fortune) 11770 Dcxt:e!'..cbehea Rei. Chelsea, Mich. 1) Allison Dr. PaIm' Vl.ew, LI.N, .Y. (Ford Instn1ment Co.) FRANKOMA PO'M'ERY FRENCH. Preston W. (GI) 1N5a1t7roUnnaioHneiAgvhet..s, Pa. (Pittsburih Plate Glass Co.) FORTUNE, uOnard L. (R) . Fortune lndustrie!, Inc. . ". : . '. (John Frank) Box 5;Lpulp2., 0k4- 789 ~..., ., FREMSoHto, rD~ol~n,alIdncL,. (L) - ... . : .;'. :.O1ebIe7z,7Ki0chD.' e::x. '.-':'~~. ~.. ._ ;.,-..:.' .~.,..~...,..:,';. "P.'~R'ASl:\7CZ:,-SFanmn.tetl(J;::b;.;:(InWc).-\-"::.~:,.;. ~." < ..' . :..~.: : : " )3""1P0h2oNen.i6x6.,t:hASriti.:...SC~...,l469. ', . .~ :, . FOR\\:'ARD, Frank A. fE) Box 1138, Trenton 6. N. J. FREUND, Frie~emann:f,H. (E) UniversitY of British Columbia FRANTZ. Thomas '0. (W) Pennsylvama Slate University Dept. of Mining & Metallurgy Vancouver 8, B. c.. Canada FOSDICK, Marion L. (DFC) 61 Fieldstone Rd., Levittown, Pa. (Cnne Co_, Ceramic Div.) FRANZ. Leo J. (S) Dept. of Chemistf" tnlversit) Park, Fa. . FRIEDBERG, Anhur L. CEFCi 1001\. Main St.,Alfred. K Y. Acme Brick Co. Unive:"Sity of Illinois .FOSTER, Charles T. (R) Box 448, Mah'ern, Ark. 202 Ceramics Bldg., Urbana, Ill. . Walsh Refractories Corp. FRASER. Orray T. (GI) FRIEDMAN, Horace A. (E) 101 Ferry St.. S1. Louis i, Mo. 603 Latham Ct. Columbus 14. Ohio Union Carbide Nudea, Co. FOSTERFOREES GLASS CO. (B. F. Drakenfeld & Co., Inc.) .Box X, Oak Ridge, Tenn. (F. R, Motscl:l) Marion, Ind." FRI'SER, W. B. (5) . FRIr:DMAN", Louis K.. (W) FOSTER, Wilfrid R. (BFC) Box 144, Dallas 1, Texas Homer Laughlin China Co. Ohio State UniTC'Sity FRAULINI, Felix M. (R) 212 Fifth Ave., New York 10, X. Y. Dept. of Miner.a.logy 'South Shore, Ky. 124 W. 17th Ave.. Columbus 10, Oh,'o (Plibrico Co.) FOSTORIA GLASS CO. FRAYNE, Clifio,d G. (B) ~C:~~~;~~ff.W~~a.. 3 Green St., Washington, N. 1- (Binney &: Smith) FOTOPLES, WHH.,. C. (G) O ....ens.Illinois Technical Center FRAZIER, C. T. (G) 1700 N. Wemvood A v e . - '4F"3.6,.,Ee.rB.Seiamup5l<'x. ,WInacs.hin-on, Pa. Toledo 7, Ohio FOULDS, Donald T. (W) FRAZIER, J. Earl.(G.F.l:,. " 30300 Twin Lakes Dr VlickliHe. Ohio Fra.::ierSimplex, Inc, ( O eveland Ceramics COTJ).) Box 493. Washin~-.on. Pa. FOX, Charles S. (R) FRAZIER-SIMPLEX, INC. FRIEDRICHS, James R. 409 E. Green St.. Champal.gn. 111. FRIGIDAIRE DIV. GENERAL MOTORS CORP. (W. H. Pfemer) Engineering Lab. PI -2 D ' 1 Oh' FRISKa,n~t o-r,mana"E.o(nR). 10 2( 004w6 eEn'Vs4I.nlls"Ia.naOEIelSvA() e., T 01=-'0 7 , 0hio FRITH, Donald . DC) 1109 W. Clarkf SIIt., Ch.a)mpaign. tIl (University 0 linolS Aluminum Co. of America (J. Earl Fra.::ier) FRITTS, Stewart S. (B) 3615 Olive St.., St.. Louis 8, Mo. FOXALL, Roben. B. (R) 6407 Anita Dr. Box 493, Washington, Pa. FRECHETTE, Howells (Honorary, SF) 52 Park Ave.. Ottawa. On~. Canada Lone Star Cement Corp. 3315 W. Broad St., Richmond 30. Y1- FRITZ. Earl C. (L) Panna neights 30, Ohio FRECHETTE. Van Derck (EFlC) 626 S. Pugh St., Apt. 3 (North Ame:riean Refractories Co.) State Universit) of New York State College, Pa. FRAD. William A. (Re) College of.Ceramics (Erie Technical Ceramics) 1800 Oak St... Rolla., Mo. . Alfred. N. Y. FRITZ. E. H. (WFI) (Missouri School of Mines) FREDERICK, C. L. (Rt) 710 Walnut St.. Latrobe, Pa. FR..4,.HME, Herman H. (LI) 12"0 Country Club Dr. FRITZ, Robert C. (DC) Alberox Corp. Zanesville, Ohio 445 S. 15th St., San Jose 12, Calif. Industrial Park, New Bedford, Mass. FREDERICK, Gilbert M. (R) (San Jose State College, Art Dept) FRAME, Dudley P.. Jr. (MI) 1036 Confederate Ave. Babcock & Wilcox Co. 3 Penn Center Plaza FROBERG. Laird (RI) OwensComing Fiberglas Corp. Salisbury. N.C. Philadelphia 2. Pa.. Case: Ave., Newark, Ohio (Miller EquipmC1]t Co.) FRANCE,]. H... REFRACTORIES CO. FREDERICK. Vernon W. (G) Libby-Owens.Ford Glass Co. FROHNSDORFF, Geoffrey (S) Riverside Cement Co. (Willia.m A. France) Sno.' Shoe, Pa. Rossford, Ohio Box 832, Riverside, Calif. FRANCE. Willi.,. A. (R) ]. H. France Refractories Co. Sno'IV Shoe, Fa. :FRANCHOT, Nicholas V. V., III (R) ChristY Firebrick Co. FREDERICKS, John D. (S) Pacific Oay Products Box 2178, Terminal Annex Los Angeles 54, Calif. FREDERICKS, John D. (Gl) FRONCZAK. E. T. (5) 117 Westgate Dr. Mansfield. Obio (Richland Shale Brick Co.) FROST, Leon J. (E) 713 HilIvie..... Ct., Lewiston, N. y. 506 Olive St., SL Louis I, Mo. 2815 Genesse St., Utica. N. Y. FRYE, Harry D. (G) FR.b,.}:CI9;Ronald K. (Rl) (General Electric Co.) Magnolia Rd., Franklin Heights PittslA'uh Comin;- Corp_ FREDRICKSON, Roben: E. (L) Vineland, N. J. 17J8S;:aeacon Ave., Sed.Iia. Mo. General Electric Co. (Kimble Glass Co_) FRANCISCO. Allen C. (RI) 15651 S. R. 24th St., Bellevue, Wash. .-...(Boeing Co.) ." N. Neff Ave., Edmore. Mich. FREDRIKSSON, John I. (R) Norton Co .. Chippawa, Ont., Canada FRYE, John F. (W) 3203 Polk Ave., Lakeland. f1.a. (Florida Tile Industries) CERAMIC BuU$ll" )'5I~GE ff r enns:: Two Ga Pittsbul f V.~~mZeAriLcJ; pottery 1-19 Bh" f ITSS, Do ... 95 Ferr' ClII. Kan, f 'Wakara Hikata fuJI I. T.h Dept. of }-larvan fULKER, > 1"08 Ni, (Femeo fULLER, r R-R.I. (Trento fULLER, L li06 Ha Uinton, (United fULLER, R Univers 1528 Fir . flJLLE~R"i' " ':~:~~i~;: rCLLER,5 'l505 Mill. . f'l".~LLER, General .A,delaid, London fVLMER, :r Stackpo FlJLR.'TH. . Un~ve1'$. "26-4 He;a 'Berkele' fULTON, i B.F.Dr - Box 519 r'::-:K, Can: ~ 87 Bette (Aerok FlJ1< 1< ELL. . Southw( 1 Box 229 FURRY, Ro li045 E. Rosevili, (Champi Ceramic F'":R7H, JoJ 5630 Sol (Genera General F'I,)SSELL, 1 3501 Tyr (Genera FU\-\,A, Tas\ Toboku Dept. of GAEBE, Ph; Kaiser p. Chemica 1052 Ka G.'FFNEY. EIa~snt dCh~c: , GAFFNEY. I Huel-A ! Contine: l Researc: : Plainfiel' CAGE, Paul j 2837 Ca.: ; (U. S. I< 40VOL. .'}c .fSI?\GEF., ]<uIld B. (W) ~ pconsylvani.i. Pulverizing Co. GAGI:\', L. V. (G) 2365 Barrington Dr., Toledo 6, Ohio GAREY. J.hurico::]. 29205 Lund, Apt. 14, Warren, Mich. 'f.....o Gateway CcDter (Johns-Manville Fiber Glass, Inc.) GARGALLO, Miguel A. (B) rituhuTJ:b 22, Pa. GAGXER. Gculd J. (L) 370 Probasco, Cincinnati 20, Ohio _E:\ZALIDA, Jarie::' B. (1) ~. ,,",criun-$tanwd . Dow-Corning Corp. (88) Midland. Micb. (Cincinnati )'lilling Machine Co.) GARLAND. C. F. (Sl pottery Operatiom, Foreirn Div. GAIDOS, FnDCcs D. Mason City Brick & Tile Co. l~9 Blvd. H.a~. Puis 8. Fratlce 2511 Hearst Ave.. ::309 Mason Cit)" Iowa .cS. Douglas A. ~ 9-5 Ferris Ave., South Korwalk. Conn. Bcrkclc)' 9. Calif. GAILEY, Matthew D. (L) GARLICK. Oakley H. (M) PaulO. Abbe, Inc. I :111. ynekoto Tektronix. Inc. 400 Center Ave., Little Falls,:K. J. 1'I f\\l/abyama UniYCT$ity House llibta. No. 930, Ka.inan-sbi, Japa.n 'J11, Takashi f\. pept. of MineralOl')" & Petrognphy I Harva.rd University. Cambride-e. Mass.. ftJ1J~ER, Richard. H. (EI) Box 500. Beaverton, Ore. GAINER. Taylor M. (W) 215 Steedler Dr., Louisville 14, Kr. (American Radiator & Standard Sanitary Corp.) GAISER, R. Arthur (G) GARLICK, Philip L. (1) 150 Tenth St.. Links6e1d Johannesburg. South Africa (Primrose Brick Works Ltd.) GARONZIK, s. H. (5) .211 Brookview Dr. Dallas, Texas .. 1408 Nicklin ATe.., Piqua, Ohio ~ (Pemeo Corp.) Ball Brothers Co. Inc. 1509 S. Macedonia Ave., Muncie, Ind.. (Crown Brick Mfg. Co.) GARSTANG. Alec : f\Jt.~ER. Donald. H. (EI) GALBRE....TH. William W., Jr. (RI) King. Taudevin & Grepon Ltd. Jt R.. 1, Titusville. N. J. Royal Oak Circle Grindlegate Works. Scotland St. : (Trenton Fabricated Metal Co.) R. R. Lynchburg, Va.. Sheffield J, Yorks. Eng-Ia.nd : f1ll.~ER, Lee R. (WI) (Babcock & Wilcox Co.) GARTNER. Ca.r1 W. (W) 1706 Harvard An... N. W. GALE. Kenneth M. (D) General Color & Chemical Co. Inc. Canton, Ohio Mouic Tile Co. Box ,. Minerva, Ohio (United States Ceramic Tile Co.) Box 632. Zanesville, Ohio GARTNER, George C. (W) fli1.LER. RichardB. (WI) GALE, Richard H. (B) General Color & Chemical Co . Inc. Universal Clay Produeu Co. 183 Ridgewood Rd. Box 1, Minerva, Ohio "\_::'(.Co,,,... 1328 Fint St.,.5as;dnsky, Ohio ' . . Woest Hartf~rd, C.onn. ~ . . . ,"." ... GJ..R,VE,T..Walt~r(SF:I) .., '";..:.: ~){Rc:N,ic~ol C1dih1a~GC;o,.(W: "Y';::~..:~~-;;.J~':,'-:'...~.,.'.~....';,;.:.::..; '(;AL(.llAN.. tHairolOdFJ., i; ;"~;' :_...,I'"l>C" -..)~....:~.,.:"..: .':'..,;..,./.:,j;::~..'C69o.h'Witn,lWllUci:i:1h..i.:lOmh.i.ol'<';L','.'-.,. . BoX:.1909, Clatksba:r.E"~W. Va.': . '. '. 80i5 Plaxco'Dr,' '.' . (Consulting Engineer) .,. .,.",or... .~: .",': .. :' ..... ", '. ", ,~.. ...'~: . ;':' fll.LER. Samuel E: Chattanooga 11, Tenn. GARVERICK. R.. A. (D). 50S Mill St., CouderSport. Pa.. GALLUP. John (GI) Huber.Warco Co. r.,.il..LER, Wilfred (E)' Radio Corp. of America American Clay Machinery Di\". General Steel Wares Ltd. Adelaide: & Nelson 5ts. Electron Tube Div. 415 S, Fifth St., Harrisor., N. J. 202 N. Greenwood St., Marion, Ohio GARVEY, La .....rence P. (LI) London. Ont., Canada. GALUSHA, Richarc L. (W) Radio Corp. of America rvLMER, Ra)'mond C. (LI) Continental Ceramic CotI'. Electron Tube Div. Stackpole Carbon Co., St. Marys. Pa.. . r..iLRATH, Richard 14. (RIC) Box 41, Biglerville, Pol. GALVIN, Richard J. (SF) 415 S. Fifth St. Harrison. N. J . GASKINS, w. W. (MFl) . Univerahy of California 264 Ha~!'t Mi.nmI" Bldk. Sheffield Brick & .Tile Co. . Sheffield l.. Iowa . '. Sierra "I'ak Co.'. . . Box 390, South Pasadena, Calif: Berkele:-' 4, Calif. GAMBLE, David L. (R) GASQUE, W. D. (W) nJLTON. Harry B. (E) New Jersey Zinc Co. 1405.C Lorenzo Ave. B. F. Dnlccenleld & Co., Inc. Research Dept.. Palmerton, Pa.. Ardson Tert1ce Apts., Tampa 9, Fla. Box 519, Washi.ngtcn. Fa.. G~MB,LE, John D. (W) (Tiffany Tile Corp.) fC:\K, Campbell W. (R) Bell & Gossett Co. GASS, George F., Jr. (L) 87 Betten Ct., Danville, Calif. 8200 N. Austin Ave., Centralab Div., GlobeUnion Inc. (Aerojet General Nucleonics) Morton Grove, Ill. 900 E. Keefe Ave., Mih..:aukee I, Wise. fUXl'ELL, John E. (},II) GANDY. Robe" J.. J'. (Rl GATES. Daniel W. (BI) - Sonthwest Research Institute 105 S. Third St., Lewiston, N. Y. 3026 Crescent Circle, S. E. Box 2296, SUl Antonio 6, T~ tl,i'"RRY, Robert C. (L) (Cuborundum Co.) GANGLER. James J. (R) Huntsville, Ala.. (G. C. Marshall Space Flight Center) 170.5 E. Eleven ),Iile Rd. S208 Bryant Dr., Bethesda, Md. GATES Louis E., Jr. (L) Roseo.-ille, Mich. (National Aeronautics & 390i W. 102nd St., Inglewood 2, Calif. (Champion Spark ?lUI" Co. Ceramic Di~.) Space Administration) . GANGULI, Umapati .(E) (Hughes Aircraft Co.) GATES, Major E. (R) n:"RTH, John V. (E) 5630 Soledad R~ La JoIla, Calif. Bengal Enamel Works Ltd. P'. O. Bengal Enamel 113 Vista Grande Ave. Los Altos, Calif. (General Atomic Div., DISt. 24 Par&:ana.s. (Consultant) General Dynamics Corp.) West Bengal, IndIa. GATTI, Arnc (B) ruSSELL, Lynn E. (EI) GANPULE, Anant K. General Electric Co., Res. Lab. 3501 'Tyrone Dr., Louisville 18. Ky. Pa.nh.un.n;l.Pottery Wo.rks Co. Ltd. Box 1088, Schenectady, N. Y. (General Electric Co.) MO"l. Saurashtra, India GAUNDER, Wilbur F. (G) FTJWA., Tasuku GARCIA-LEAL, Ra.mon (MI) Pittsburgh Plate Glass Co. Tobokl:! University D~t. of lhtal11UEf. Sendai, Japan Apa.rtado Po!tal IllS. Monterrey. N. L.. MexIco . Works No. 11, Mt. Vernon, Ohio GAUTSCH, Mumy C. (MI) G CAEBE. Philip A. (It) Kaiser Aluminum & Chemical Sales. hie. 1052 Kiser Center, Oakland 12, Calif. G.\FFNEY. L. Jack (It) Inland Sted Co.. North Mills East Chicago, Iud. (Manufacturers Representatlve) GARDEN CITY FAN & BLOWER CO. (Ralph H. Freevol) HC:;it.,B 223 N'l GAR;EN, Mj'~.h.(S) Old Virginia Brick Co. Inc. Box 508. Salem, Va.. GARDNER. John B. J'. (S) Hope Brick Works Box ISS, Hope., Ark. GARDNER, Walter E. (51) LadrilJen Monte:rffY S. A. Apattado 360 M2S0~t9alD&0pTgwh~~o D"'r.t CJ'orp. catch !.ains, "''' GAVIN. Gordon P. (R) . 825 W. Park Lane, Ko~ler, W,SC. (Paper Makers bnportmg Co., Inc.) GAWTHROP. ~lfTcd (Gl Wedron SIlica Co. 135 S. LaSalle St., Chiea.go 3, Ill. GDULA, Robert A. Gladding, McBean & Co. 2901 Los Feliz Blvd. CAFFNEY, Robert F. (G) Ha.zel~tlas Glass Div. Cont~tal Cau Co. Inc. Resea;Ch & Development Dept. Plai~eI", Ill. Monterrey, N. L., Mexico GARDNER, Weldon J. (B) Aerospaee Corp. Box B085, Los Angeles .5, Calif. GARDON Robert (G) Los Angeles 39, Calif. GEBLER, Kenneth A. (R) R. R. 1. Radtke Rd. DoveT, N. J. (Vitro La.bs.) GEE, Kenneth H. (B) CAGE. Paul R. (EJll Ford Motor Co., Technical Center R. R. 4, Black River Rd. 2'S37 Candlewood St., Lakewood, Calif. Glass Div. 25500 W. Outer Dr. Bethlehem, Pa.. (U. S. Navy) Lincoln Park, Mich. (Bethlehem.Steel Co.) VOL. 40, No. 10 (1961) 575 C;::HRJNG. Robe" w. (E) GEORGIA KAOLIN CO. JL R. I, Cedar Shan:!, Grabill, Ind. (Richard E. Whitson. Jr.) (Phelps Dodge CoppcT P1"Oducts Corp.) "33 N. Broad St., Eliz.abeth 3,):. J. GEIGER. Oarles F. (RFl) GEPHART. ChaTies D. (S) 176 Maple An., Metuchen. N'.). Box 144, Holly Spnngs. Miss. GEIGER. Joseph S. (W) (HoHy Springs Brick & Tile Co.. Inc.) 158 W. Fountain Ave.. DclawaTc. Ohio (Tiuninm Alloy Mfi_ Diy" National Lead Co.) GERARD-HIR!':E. Jean Societe Francaise de Ceramique 23 rue de Cronstadt, Paris 15, Fr.ance GEISINGER. E. E. (EF) 246 Elmdorl A ve., Roch~tcr 19. X. Y. GERBER. George V. (L) . Daysuom Inc., M.E.D., .....rchb.ald, Fa. GELB. Allan S. (LJ) 20 Manhall St., Apt. 60 Irvington 11, N.]. GERBER, O$car L. (W) Gerber Plumbing Fixtures Corp. 232 N. Oark St., Chicago 1, Ill. (Generalltlstrumetlt Corp.) GERBER PLUMBING GELDERMANS. Pi...r (L) FIXTURES CORP. 131 :E. Main 5t. (Oscar L Gerber) Wa:ppingttS Falls. N. Y. 232 N. Oarle. St.. Chicago 1.111. (lDternationaJ Business Machines) GERCAR. Fra.ncisco j. GELLER. Harold I. (Ll) S. A. Cristaleriu Del Uruguay 354 Church St... North Adams. Mass. Comercio 1491, Montevideo, UMJguay (Spnruc Electric Co.) GERHARDT. John Y. (B) GELLER. R. F. (WFI) 3246 Epworth Ave. 5-421 York Lane. Bethesda H Md. Cincinnati 11, Ohio (National Bureau of Standards) (Glasstone Labs.) GELnlAN. G=ld (B) 208 Anderson St.. Apt. SEN Hackensack, N. J. . ChiDia.;(;i l l(PA.n.R1o~cb:aatnWC;a~r)4:. F:o:u.n';d',r y) _ .' :,,~';c~:' GERSCH. H.rbert (B) 58 Dean Rd.. Cochituate, Mass. (Arthur D. Little. Inc.) GERSTER. Co W. {loll) .. '.:. . Sh~nanco hie; .. _Sb~'R.cfn.ctorie:sDi?: . '. ..... .~..:. 'M ~ttAve.. Em!n:. N:Y4 : . Glass St. 'B,oxizo. Nev.CastJe~ p-.:' '. CCa.ming Glass Works) GETHIN. H. Wynn' (R) .- .. .o:;ENDEL. Sydney Z. (B) . Davis Fire Brick Co. 4050 Ea.stway Rd. Two Gatew,i,) Center, Rm. 427 South Euclid 21, Ohio Pittsburgh 22, Fa. (Zirconitlm Corp. of America) GETTO. AlI.n (LI) GENERAL CERAMICS DlV. International Business Machines INDlANA-GENERAL CORP. Magnetic Materials Dev. Group (Salvatore Onepio) Cn>'" Mill Rd.. K ....bey. N. J. Data Systems Div.. Pouehkeepsie, N. Y. GENERAL Cl.,AY :PRODUCTS CO. (Harold B. Epler) . GHA'iE. Bhukar 'B: UnivtTSitY-'of Illinois 1~5 W. Goodale Blvd. Columbus 12, Ohio . 204 Cer-a.mies Bldg.; Urbana, IlL GHERING, Leonard G. (GF) GENERAL COLOR /fr CHEMICAL CO. INC. (~oTge C. Gartner) Box 7. Minerva, Ohio GENERAL ELECTRIC CO. (Paul B. HoTton) Insulator Dept. Box 57, Baltimore 3. Md. GENERAL ELECTRIC CO. (H. H. Spengler) Glass 'I'echnololY Lab. Lamp Glass Dept.. !.amp Div. Neb Parle 12. Cleveland. Ohio OI:NERAL GLASS INTERNATIONAL, INC. (Vietor A. Plumbo) 5 S. Vhginia Ave. AtIa.ntie City, N. J. ~ENERAL REFRACTORIES CO. (Russell P. Heuer) 1520 Locust St. Philadelphia 2. Fa. GENERAL SHALE PRODUCTS CORP (R. B. Hawday) XiJJgspon. Tenn GENERAL TELEPHONE /fr ELECTRONICS LABS. INC. (Bennett S. Ellefson) _ 130 Third Ave. NC"W York 17. N. Y. "ENTILE Antho.y L. (B) 2912 lUleia:h Pl. Thousand Oales, Calif. (Hugbes Aircraft Co.) ~E~TRY.~ymond(G) Alexander H. Kerr &: Co. Ine. Box 2008, Santa Ana. CaliL ~Eh"TSCH. A. Page (M) United Clay Mines Corp. 101 Oakland St., Trenton. N.]. ~ENTSCH.llemhardF. (MF) United .Ea.,. Mines Corp. Box 12~~:'Trenton 6, N. J. :;EORGE. f{~ 1l.. (W) Canon,baTg~otU:ryCo. American Glass Researeh, Inc. Box 149, Butler. Pa. GHION, jules S. A. Ciments Portland Artificiels Belges d'Hanniguies Hannignies, Belgium GIACOMELLI. Domenico Soc. It. Refr-a.ttari Marghera Arionaria Via Industrie 52 Cas. Post. 308 Marghen, Veniee, Italy GIBB. M.ry J. American Cenmic Society 04055 N. High St.. Columbus 14. Ohio GIBBONS. J. Arthur (S) Elgin Standard Brick Mfg. Co. Box 5"'6. Elgin. 'I'exas GIBBS. M.lvi. B. (E) . Inla.nd Stee!' Co. Quality Control Dept. East Chiul"u. indo GIBBS. Peter (B) University of Utah Physics Dept.. Salt Lake City 12. Utah GIBBS. W. Chadwick (R) W. C. Gibbs Co. 3"'55 Tamassee Ln. Birmingham 16. Ala.. GIBBY. Ronald L. ..:: 3807 S. Fourth E. .... Salt Lake City 15. Utah .. GIBSON. Fn.uk B. (E) WescosviUe. Pa.. (Calorie Appliance Corp."'" GIBSON. R. L. (WFI) 1314 Wilmington Ave. New Castle, Pa. (Shenango China. Inc.) GlllSONBURG LIME PRODUCTS CO. (V. S. 'I'adsen) Gibsonburg, Ohio GIESEKE. Frana Kockums Em&1;erverle Canonsbu'fC".7a. Ronnehy. Sweden ;76 GIESEK1~G, Dal~ E. (R) 23826 100th Ave. S E K (Boeing Co.) . -, ent, Wolsb F"RD. Ed, (it Georgia j GJESS, Edwarc A. (B) . ",danta. ( Hucsonvie",' St., R. R. 2 Mohepn l.a.ke N Y (IBM Corp.)' . . GIGGINS, Charles 5., Jr. Box 1339, Georj"ia Tech Atlanta 13. Ga. . St.ation 61FG,RenDe.raRl . ~ E JJldg. 258 , One Rivel rrrtR. Alic G 39 W. 70tl GIL, Dnid (D) 324 Count~ St., Bennington V (Cooperative Desii'Il) ,t. (Eng-ineel GlfZEN. W.l One Wesl GILARD, Pierre (t\luminu Inte;nation",;l Commission On Insutut National du Vene C4" G1-"BAU. En Stony Brc 24 rue Dourlet. Charleroi B 1 . (Vitnmol GILBERT. A,k G. (S) . ""'" GI Fate-Root-Heath LBERT. Frank C. (CRoj) PI )"rnoU1b,Ohic Gl",(nS.DVIN. SG.., ~s Aoge. National Carbon Co Div. Union Carbide 'Corp Box 191. Fostoria, Ohio' GILBERT. G.or W. (G) OwensCornini' Fiberi"1a.s 717 Fifth Ave.. New York Co~. : GILES. Jaroes H . Jr. (101) 22. N. Y. 4166 Webster Ave. .;.,G..!..!CC(ECi:Sm;c~;rtRinr,nM,ai".lt"ilo3in6n~..(OSih).ioi..,d;i.i......C'c:,l... . . . 1226. Roundelay Rd., E'. Reynoldsburg, Ohio (Clayeraft Co.) GILES, Thomas M. (R) 83~ ~ho'm St., Apt. 39. S~\\"icklc\" ~ (}.;.atlonal Steel Co,?) .. il. GILFILLAN. J. M. (W) New Jerse~' Porcelain Co. Box 908, Trenton 5, N. j. GILL. Joh. H. (R) .' . Gi.tl CI:ry Ppt.(:GI.;Munt:ie.lnd.. CILL. Jo"ph W. (MI) .. 685 Van Buren St.;Des Plaines III (U. S. Gypsum Co.) .' . GILL. W. T . J,. (S) Tens Brick Co., Box 510 Brownwood, Texas GILLERY. Frank E. (B) Pittsburgh P!.tt; Glass Co. Glass Research Center Box 110472, Pittsburgh 38, Fa. GILLESPIE. H. M. (101) 225 Broadway, New York 7. N. Y. GI-o'DIEUX. Libbey.O 1101 Eo Bl Gv.;:~;J~: .1 Gl.-S~2SE-r.nRi.a..JOoh: "!. VnlSClenc: ,. ;';' ,201 Str~: ,IE . GV.S5ltR.Fr !ll ;Aberdeen ~ Old Aber( G1-ATTER.i. 1043 Pro!>l (Westingl GLAZE. Fran, 4111 Hami G1-EN-GERY (Gordon 1 " Box 206, ~ :jl GLENSHAW. iq . (George \\ :;; GlCbtUf'limt-: !-! GLO~~~f~ :ii il(Kaolin,l :ll' GLOSTEX Cl ,,' I3{C05.6GB. Wan"e!1I' Los Angel if GLOVER, Ea.l ::1 Cherokee 500 E. Fir Url GILLIARD. io,.ph W. (D) Hampton Institute iAmphe::-,ol , Box 104. Hampton. Va.. GILLlNDER BROTHERS. INC. (J. Fletcher Gillinder) Materials :; 2801 S. 2~' : ~ GLYNN. T. W .: Port jervis, N. Y. 1505 Fairi :1' GILLINDER, J. Fletcher (G) GUlinder Brothers, Inc. Port jervis. N. Y (Amencal !! GODBOLD. i iii !ll2800 Verr:- ., I Albuquertj GILLULY, Daniel A. Box 483, Alfred, N. Y. ,Ii(Tiffany'r I: GODDARD, y GILLULY. William F. (G) American Thermos ProC\1CU Co. Norwich, Conn. Box2i6,J II GODEJAH~. ~: 2114 N. 7, GILMORE. Todd. ir. (Hughes] . : Oregon State College 117 Cauthoru H.alt. Corvallis, Ore. GODFREY. T .1 Box 362. ( GIMSON. J .. /fr CO. LTD. (F. T. Seabridge) Kini" St.. Fenton Stoke-on-Trent, Staffs. Enrl.and n(Oak Ridi GOTCHIUS, GIMSON. Joseph F. Worcester Royal Porcelain Co. Ltd.. Royal Porcelain Works Severn St., Worcester. England GINGOLD, Jacob 6 rue de Fontenay. Plessis-Robinso: Paris. Seine, France GINTHER, Lawrence B. (G) Libbey-Owens-Ford Glass Co. . 1701 E. Broadway, Toledo 5, Oblo Ferro Cor, I'!, il"'150 E. 56' GOETZ, Ra)T.' R. R. 16, I P GOll\.FredL d 1 J!Gl.addin&, O 'jlLincoln C 'II:GOLDING.E:J (Grant S. ! I e :Box 456. J ;\Ii GIOIA, Ernest T. (L) . 82 Gautier Ave:. Jersey Cit,. 6, N. J. (Radio Corp. ~f America) OtDSMITH I Univenit\, 'II' Dept. ot..f 1, Chicago 3:'" Ii CERA"'CB~ !,VOL. 40, 1'0 .I,ItD.~dw.ard H .. III (Bl) ~(,tOri1a Tech., Box 3927 ",t1anta, Ga. GOLDSTEI:-:, Marcy B. (B) 6002 Green Meadows Pkwy. Baltimore 9, Md. GOULD, Thomas R. (G) Johns-ManvilJ~Research Center Manville, N. J. .~ItD. R. T. {E~ "'(;LneraJ ElectTlc Co. (Martin Co.) GOLDSTEIN, Martin (G) GOWER. Irving W. (R) 53' PresCOtt Rd.. Merion Station, Pa. Bldg. 258. 2nd Fl. Ford Motor Co., Scientific Lab. (Botfield Refractories Co.) (JIlt River Rd. Schencctady, N. Y. Box 2053, Durham, Mich. GRABE. William F. (S) A'~R, Alice Josepbine CMFI) GOLIBER. Ed .....ard W. (B) Grabe Brick Co. !'lfi W. 70th. New York 23. N. Y. (clPnccred Materials) AN. Walter H. (RF) "I(")Jlc WesIcyDr., Bc11eVI'IIc, III (Muminum Co. of America) ... ~S,AU. Ernest R. (G) (Stony Brook Rd. Monroe. Conn. . ('Iitnmon Inc.) General Electric Co. Mctalluraic:a1 Products Dept. Box 237, Roosevelt Park P. O. GOLDLeItDro.i\tY3,2D. Maniicehl. (G) Owens Illinois 1625 E. Broadwa,." Alton, Ill. GOMEZ, Salvador Odrio%ola (R) F Box 5631, Tucson, Ariz. GRACE. Holt B. (5) Isenhour Brick & Tile Co. Box 1249, Salisbury, N. C. GRADIN, James H. (L) Consolidated Electrodynamics COfl). HOO S. Shamrock, Monrovia, Calif. GRAF, Ernest G. (L) ',IDPING, McBEAN &: CO. ?;r (5. V. Saaicor) 2901 Los Felu Blvd. 'Q : t.o5 Anre!es 39, Calif. abrica de Ladrillos IDdustrial~s y Refracurios Harbison-Walker-Flir S.A. Apartado 390 :... (pJEUX. Norman K. (G) "'1,.ibbey-Owens-Ford Glus Co. . 1101 E. Broadway. Toledo S, Ohio Monterrey. N.L.. Mexico GONDER, Lawton (W) Allied Tile Co. .. "ptlEY, Kurt (G) ~fiberglas Canada LtlL, Box H Box 448. Zanesville. Ohio GONZALEZ, Narciso (M) $af'Dia. Ont.. Ca.aada .. a,SER. John H. (G) Eagle Pencil Co. agle Rd., Danbury. Conn. -UJliscieuce Inc. "! "..:: . '.: ":GOOD.ELL,'ltobertH:!G):., . _~'"1Z01 S~~d'~~~~~~~/~~'-..:~4-r.i:'I,-;;..pi~~~hP1a~~,Glass .Co.;~ "" '.I;SSER;'FJrti..r: .:' .f :. y.' " ": -:. '.' .;: R.-J:(.;'J:Smlby;N: C. . :" AbcTJ~n Univthity, Cbem:isuj Dept.. .GOODMAN. Gilbert.(L) Old Aberde~n, Scotland . General Electric Research Lab. ~(rTER, Jacob (B) '. Box 1088, Schenecu.dy, N. Y. , 100'3 Prospect Rd., Pittsburgh 2i, Pa. GOODMA;N, Jame~ S. (E) (\Vestinghouse Electric Corp.) Am~r1can Radiator ~ Standard i133 Shawnee Rd. North Tonawanda, N. Y. (Titanium Alloy Mf&". Div. National Le.ad Co.) GRAF, Robert B. Convair, Fort Worth Div. Applied Research S~ction Fort Worth, Texu GRAF, Robe" E. (G) American Optical Co. ~.~ . ; .. ,": G. R.A1:F4..M;~WclSllti&.m,".ASO.\tGl~).b..r...i.c:;:.a~.:"~..;"~.~,.. .~"::',' ,:. ' . ..... .... ,. Genal]pOctrjc'Co. . _... ' ... '. '. ... .Glass Technology Lab. 24400 Highland Rd. Richmond Heights 21, Ohio GRAHAM, Glenn ~. (R) S. K. Wellman Co. 200 Egbert Rd., Bedford. Ohio .. ,!JE. Francis W. (GFI) Sanl.ta.? Corp., 834 J:... Broadway GRAHAM. Henry C. (B) r ml Hamilton St., Hyztt$'\-ille, Md. LOUIsville 4. Ky. 7482 S. Dakar Dr" Dayton 31. Ohio ;lJl-GERY SHALE BRICK CORP. (Gordon E. Lewis) )0% 206, Shillington, POl. GOODRICH. Hobe" R. (WFI) ]622 Santa Bar~ara Ave. ." '. Glend.a!e 8: ~hf. ~ (Wright-Patterson AFB Ae:-onautical Research Lab.) GRAHAM,Jolrn ""alTen (R) . . ; LSNHA.W GLASS CO'"IN.C . . .. (Geo:ge W. Ueye:r , Jr.) Glenshaw, Fa. .;,it-U,nD-S" CnslrAI4b ;DSSBRENNER, D. I . .<M) . i..1l12. Box 261, tndlanapohs 26, lnd. (Kaotin,Inc.) . (G4<l.dmg, McBean & Co,) . GOODWYN. EdwudT. (5) . 1170 Sunset Dr., Alliancc. Ohio (Stuk Ceramics. Inc.) GOODYEAR. MIchael U. 71Z N. Dawson St., Uhrichsville, Ohio GORDON, Irwin (L) .8.43 cascade ~d~ Cincinnati 40, oiiio (Astro Met. Associate~, Inc.) GRAHAM, Lloyd J. (B) 10724 Westminster Ave. Los Angeles 34, Calif. (Atomics International) GRAMSS, Dieter (L) ;..oSTEX CHEMICALS, INC. (c. G. Wansbaugh) RCA Laboratories Princeton, N. J. Box 42, Hukell, N. J. (National Beryllia. Corp.) : 3056 Bandini Blvc.. ~ Los Angeles 23, Calif. GORDON, Ronald S. Massachusetts Institute of Technolog)' GRANICHER. W. H. Heini Lerchenbergstr.87 ;'OVER. Earle (R) Che:rok~ Supply Co. Graduate House, Rm. 621 A 305 Memoria.! Dr. Erlenbach ZH, Switzerland (Swiss Federal Inst. of Tech.) 500 E. Fint Ave., Rome. Ga. Cambridge 39, Mass. GRANQUIST, W. T. (B) :'OWACKI. George V. (L) GORMLY. Maurice W. (R) Mellon Institute Amphenol-Borg Electronies Corp. Cincinnati Milling Products Di". DO Fifth Ave., Pittsburgh 13, Pa. };!aterials & Components Dept. 2801 S. 25th Ave., Broadview, Ill. Cincinnati Milling Machine Co. 4701 Marburg Ave., Cincinnati 9. Ohio GRANT, John F. (RI) Electro ReI-ractories & ~YXN, T. W. (G) 1505 Fairidge Dr., Kingsport. Tenn. CORNALL, Henry A. (MI) .357 Ardmore Rd.. S. Euc:Iid Abrasives COfl). Willett Rd., Lackawanna 18, N. Y. (American-Sair.t Gobain Corp.) Cleveland 21, Ohio GRAUER, Oscar H. (G) gjDBOLD, Jac.k W. (W) (Allied Engr. Div . Ferro Corp.) Fischer & Porter Co., Hatboro, Pa. 2800 Vermont St.. N. E.. GORSUCH, Oiides A. (M) GRAY, Thomu J. (BC) AlbuquCTQuc, N. M. (Tiffany Tile Corp.) Ayers Mineral Co. 806 Muket St. Zanesville. Ohio Box 814, Alfred. N. Y. (State University of N~w York, 9)DD.~RD.W. T. (W) Box 216, Hamilton, Ont., Canada 'ODE]AHN, Gordon C., Jr. (L) :211. N. Towner SL, Santa Ana, Calif. (Hughes Products Co.) CODfREY, T. Gordon, Jr. (R) Box 362, Oak Ridge, Tenn. (Oak Ridge National Lab.) 'OETCHIUS, Donald R. (EFI) FtTTO Corp. .ISO E. 56th St., Oeveland 5, Ohio COm, Raymond O. R. R. 16, Park Ave., Morristown, N.]. "~Hi, Fred 1... (SI) Gladding, McBean & Co. Li.ncoltl,;Ca.lif. GOl.DING~NE CO. GORT. Waite' A. (L) AC Compacting Presses, Inc. elo Arnhold Ceramics, Inc. Box 223, Nixon, N. J. GORTON. Roy E. (RJ) Box 29, Alma, N. Y. (Ferro Corp.) GORUM, Alvin E. (L) H40 Belleville Way, Sunnyvale. Cali. (Stanford Research Institute) GOSS, Bruee R. (Bl) Allis-Chalmers Mfa:. Co., Research Div. 1126 S. 70th St., West Allis 14, Wisc. GOSZTONYI. George: Loudur S. A., Av. Mayo 981 . Bu~nos Aires, Argentina College of Ceramies) GRAY, William T. (G) Leeds &: N orthrap Co. R~search & Development Center Nonh Wales, Pa. GREAT LAKES FOUNDRY SAND CO. (C. L. Cruikshank) 121i Fnncis Palms Bldg. Detroit 1, Mich. GREEN, A. P. FIRE BRICK CO. (William S. Lowe) 1018 E. Breckenridge St., Mexico. Mo. GREEN. A. T. (F) Newstead, St. Anthony's Dr. Newcastle-under-Lyme Staffs, England GREEN, Charles F., Jr. (G) Libbey-OweJU_Ford Glass Co. (Gr:ant".5:Diamond) . Box 4~:-Keene, N. H. GOTTARDI, Vittorio Sta.zione Sperimentale del Vetro li01 E. Broadway, Toledo S, Ohio GREEN, Daniel K. (Gn CO:..nSM1TH, "ulian R. (B) Via Briati 10. Murano, Venezia, Jtaly Pittsburgh Plate Glass Co. University oJ Chicago GOULD, Robert E. (WFI) Works #11. Mount Vernon, Ohio DepL of Geollhysic:al Sciences Buffalo China. Inc. GREEN. Gilbert S. Chicago 3i.IU. 1S Hayes 1'1., Buffalo 10. N. Y . 321 Woodlawn Ave., Verona, Pa. . 'OL. 40, No. 10 (1961) 577 j: " Ii Ii I::' " -"'lL GREE?\. Rob~rt L. (WI) Lenox, Inc., Mc.:l.Uc St. GRETEr~e.ntRon. .S1. \(.).I H ) . 18 S. Jefferson Rd .. Mexico. Mo. GRIM. R4.1ph E. (XF) Univenity of lllinois Dept. of Gcololn' 234 Natural History' Bld . , Vrbana, 111. GRITTON, William 1'. (G) (A. P. Green Fire Brick Co.) 411 W. Main St., Lancaster, Ohio GREE:-.r, Wells L 4230 Sovcrcill:n W3\' (Lancaster Glass Corp.) GROBB. F. S. (R) S:alt l-akc City 17, Ut.:'lh GREENA\VALT, W. Don (C) G. F. Sterne & Sons, Ltd. 126 Bruce St. Corning Glass Works. Ch.:t.rlcroi, Pa. BrantIord, Ont., Canada GREEl<E. Ch,,'e, H. (GFlC) Box 804, Alfred. N. Y. (St:l.tc University or New York College of CCTOlmic,. at Alfred Univ.) GREENE. Eleanor L. (BJ) GROSKAUFMANIS. E. (S) 30 Prust Ave. Toronto 8. Ont. Cana~ . (Toronto Brick Co. Ltd.) GROSS. Leonard B. (B) Daystrom. Inc. 219 Bellevue Ave. E. Weston Instruments Div. Se:lttle 2. W:lsh. (Boeing Co.) 6H Frelinghuysen Ave. Newark 12. N.]. GREENE.]. F. (GF) 1043 Ne..... Pnr, Vine1:lnd. N. ]. GREENER. Ev:an H. (L) lrh,tquette University GROSSMAN, Leonard N. 389 Adams St. Oakland 10, Calif. GROSSMAN, Robert F. Box i96. Andover. N. Y. OepL of Mech:lnic:ll Engineering 1515 Wisconsin Ave. MiI.....:lulcee. Wisc. GROTHAUS, Joseph V. (R) "iH Raymond. Dearborn 9. Mich. (Gre2.t Lakes Steel Corp.) ~G,'..R'E21E(B0N~CdHi,O.OxlU,dCbSorrEqPo.:k)H.~:l.dro..-l:d;riMm.o(r..Jniu) m-... -M.d.~ ._ . ...:..':..:~-' ..G'.:.R'".,OS2oV~uE':t.:RbRoDo~ib.de~r:tt t1St."th.:;(L;_;..I~M~)~.u.,'s~'. ".;:.,..:,-~..,.~.:;. .-.;.. .. -. GREENLEE';' Charles'A,(R) (CorneU..Dubilier EI~c. Corp.) -. Basic Incorpor:lt<.'t! is.. 845 H01nn::r. llldg. Clcvd:l.Ild Ohio . GR1jBB, Everett F. CR) . Owens.IlIinois Technical Cente~ . -GREENWOOD, Rich:lrd W. (L) Intern:ltion:l.l Busine~!\ M:lchines South Rd .. Bll!lt. on] Pouj;;"hkeepsie, N. Y. GREER. Robert B. 1700 N. West:wood Ave. Toledo i, Obl0 GRl:VER. Robert M. (G) 1160 Oneida St.. State College. Pa. (Linden Labs .. Inc.) Box 642. Clemson. S. C. GREGER. Herbert H. (L) .TransTech., Inc. '.Box "57, Caithersbur. Md. GREGO' Peter ( G ) ' 22 Roosevelt St.. Corning. N. Y. (CoTtlinR' Gl:lsS Works) GUE1\DEL, Henr;. W. (L) . R. R.-l, Box 268.. West Hu.l.~y.X. 1. .GUE. (RFCeJIT. P~xr'clubFe. Corp. (LI) Atrl:e1'1ca) .'.. 3(6InDtaek~ualt. iAovDea.l, BMuosuinnetsKs Isco, 1'. 1. Maehmes Corp.) GREGORJUS. ]o,eph S. (GFJl GUGELER. Albert L. (E) 1205 Florid:l. Ave. !\atroDOl Heights. P:I.. GRENIER. Lee (M) i215 Hague Ave.. Apt. 6 Cleveland 2. Ohio (Ferro Corp.) M::r.gnet Cove BOlrium Corp.. Box 832 Greybull. Wyo. GUILE. Don2.1d L. Box 102. Alfred. N. Y. GRESHAM. Lucius C. Jr. (5) Acme Brick Co.. Box "25 GUIMA:R.AES, Helio Pentagna Caixa Postal 208 Fort Worth 1, Tex:l3 GRIBBLE. Don:lld C. E. (J) Belo Horizonte-MG, Bruil (Magnesita S. A.) Engi'luriPig Ltd. GULDEN. Jules R. CD) 36 Bedford St. London W.C.2. Enl;'l:'\nd SyraC\1se China. Corp. S)"Dcuse 1. N. Y. GRIFFIN. Gordon L GULDEl', Terr)' D. (Bo]) Box 613. Alfred. N. Y. 1145 Amarillo. Apt. 17 vRIFFIN. Robert A. (S) Palo Alto, Calif. R. A. Griffin Co. _ 220 2;th St., N. W., Canton 9, Ohio ....R.IFFIN. Robert A. ~RI22F(15EF31mI4'NBh2.uaisTrthhthyMoSfmHt~.i.a.lsLICuRWobd..b).o(GScik)m.~T"euxrOyl.$ Conn. GRIRFaFYItN~,eWoniI.lCi:ol.m R. (L) SpeclOl.I MIcrowave Devices Operation GULK(ISeCntKatnu,fcCokhryeds~iUT:e~nn.inv(eeMsrss)ietye)Clay Co., Inc. Mayfield, Ky. GUN2S5AOUakLdU~Se,,RPolebaesrat nKt.R(iGd)ge. Mich. (Billey Meter Co.) GUNTHER. F. W. (S) 849 Baker Ave.. N. W. New Philadelphia, Ohio 130 Second Ave. WalthOlm. l.tOI.liS. (Universal Sewer Pipe Corp.) :iRIFFING. Cayto.n A. Box 807, Geor;lOl Tech. GUNZENHAUSER. Adolph (L) 69..70 113th St. .".tlanta 13, Ga.. ::iRIFFITH,]. Scott (R) Forest HiUs 75. L. I . N. Y. (Transisola. Inc.) 5524 W. Ad:oms St.. ChiC.::lS'o <44, Ill. GURR. Wilhelm (Armour Rese:lrch Found:l.tion) 3R:FFITH, l..J......rence 0 .. Jr. (G) Por::eIlan-Manuiaktur W. Haldenwange. 251. Highland Ave. Sed::r.li:l., Mo. Berlin-Spand2.u ~R~F(GBFPorIiexTtatl6st(b1~.1u..:rWeNi~hllalCCigoa.aurrnnbniAoFnn.:go(lCCIRso.o)rrNpp...)Y. Heerstr. 221. Westsekto,. Gennany GUSTIN,]. A. (5) ]. A. Gustin &. Assodates. Consulting Engineers. Burch Bldg. ::iRINFoFnIpTbHriSt,eN~otrym. :Llntd. Church St. Martinsville. Va. GUTHRIE. George B. (W) . 292-296 Burwood Rd. Hawthorn E. 2, ViCtoria. Austf2.lia 221 Demar Blvd. Canonsburg. Pa. (Canonsburg Pottery Co.) )i8 Gt.y. Alb~rt G. (B) Uni,'ersity of Florida Metallurgical R~$e.arcb Lab eaineS\'ille. Fla. . GUZMA~. Hector (G) 2639 Latonia. Toledo 6. Ohio (O .....ens-Illinois) GWYN. James D, (e) 0"Libbey-Owens-Ford Gla.ss Co 1701 E. Broad",a). Toledo S GYURK. WarTen (L) 0.10 Box 225, Pluckemin, N. J. uA,GEMA? 1" 2235 Li (Coon 11 ,GE:<At . Pittsbu Glass R Pittsbu Il,GER~L . 2411 ~1 (Chern; J{.4,GNER .. pboem: (Radio Corp. of America) GZOWSKI, Edward R. (L) Eitel-McCullough. Inc. 301 Industrial Way, San Carlos. Ca.liL IlAGUE. ], 709 E. ; J{.....GY. ~el ComInI Cominl J{"rrN. \Vi H .020 So (Jobns HAAG. R.~. (B) llAl!NER. General Electric Co.. ANPD N a t i o n .. Box 132, Cincinnati 15, Ohio Washin HAASSER. Andre HAL.A.S. E( Eu. Husser, Produits Rercctair . E, Hala 'So'Uffienbeim (Bas.RhiD). FraDc ~s 1833 D: HABERKERN. Ric~rd ]., Jz.' e WindsC/:. ~. ." '. :QDI;ta: S:trie Co. ~ .. '.:' ::. ,;.::B6*:1068~ 'Seta.nton, P.a.:. . .,~;,: . .'. ~. '''!'' .. ~'-1'L00D4'E9NV~.;~' f-\..;. . HACK, Walter L (R) Western Gold & Platinu~ Co. 525 Harb.or Blvd.. B~lmont. Calif. HACKER. Rlchard C. (R) 139 Mile Strip Rd. Orchard Park. N. Y. (Harbison~C.arborundum Corp.) HACKETT, ],rnes W. (G) 8010 SylvaniaMeu.mora. Rd, R. R. 1. Sylvani2., Ohio (Qwens..l1li;1~is) ... HACKLER. W. C. (SIC) .. . N onb Carolina Sta~ College Dept. of Mineral IndU5tri~s Raleigh. N. C. HADDICK. ]obn A. 04269 Gilman Ave. W. Seattle 99, Wash. HADEN, W. L.,],. (Bl Minerals & Chemicals Philipp Corp. Menlo Park. N.]. HADLEY, Robert L. (El General Eleetric Co. M2.;or Appliance Div., AP 5. RID. 2~9 Appliance Pk.. LO'l1isvill~ 1. Ky. HAEGER POTTERIES, INC. (Joseph F. Estes) 7 Maiden Lane Dundee. Ill. Sunnyv; . (Stanfo llALDY. :<. Amenc; 1000 U H.A..LL. Ane Owens-' Pioneer Box 415 llALL. Cb" .,.. . R. R. 5 HALL CHI: East Lh HALL. Dor. Pfaudie: 1000 W~ ;. : HALL. Do'll 20i W . .: (Gener.. J: H.-\LL, E. E i' M/SBir it Chartere I; Calct:.tta !HALL. E vel ,: Park W; Box i45 (Hall Ci HAERTLINe, Gene H. (I) )0209 Matthe",.. N. E. Albuquerque. N. M. H..6,.LL. Fier: j Onond.. 1858 W. HAFNER. Harold C. (G) HALL. Jamt Bausch &: Lomb. Inc. Beckma: M.aterials Rese.a.rch & 2500 Ful Development Labs. HALL. John Rochester 2, N. Y. Hall Chi HAFl<ER. Robert H . ],. (E) HALL. Mor: 36 Gimbel Dr. R. R . Mansfield. Ohio (Ingersoll.Humphryes Di\'. Borg.WamC'1' Corp.) HAGAN, M. A. (MI) 5515 Eau Clai.e Dr. . Palos Verdes Estates, Cahf. (North Ameriun Aviation. Ine.) HAGAR. Donald (MFI) -=_1. Donor.ld Hagar Ceramic :Mater-...... Rm. 212. First National Bank Bldr, Za.nesville. Ohio HAGBERG, Carl E. (1.1) 0>;' 9.7 Nortbeast Ave., T2.1hnaagt. (Kentucky.Tennessee Clay Co.) HAGEDORN. A.]. E. (R) General Abrasive Co., Inc. Dra'Wer D. Bridge Sta.. Niagara F~ls. N. Y. HAGEDORN. E .. C. (G) . ter O .....ens-Illinols Tecbnlca.1 Cd! 1700 N. Westwood Ave. Toledo 7, Ohio CERAMIC BuU.rfl.' Alton BI MaT)lan. HALL, \\'.m North SI Box i24; HALL. Willi Box 242. (Mississ 1 HALLBERC 236 \Vat (Ford 11 I HALLER,]e Haller lr 16580 Nc NorthviJ: HALLER. \I National 1. Mineral: Washing: HALLET'!. ( 139K..W. J (Ipsen C VOL. 40. ~ ,j,GEMAX, L Coulson (L) ~. 2235 Linda Vist", Dr., l.4.kewood, Colo. (COOfS Porceb.in Co.) 4,GEN'At:ER. Carl}. eG) f pimburgh Plate GLass Co. Glass Research Center, Box 11472 I:~,4.2P4Gi1tE1tRs~b!Ju...a.r. l:g!w\h'.oR3o8.d.SPRcaod.t.,t (E) Wilmington 3. Del. 1 (Chml.llX ~f:lnufacturin,Corp.) ,CNER, Fred F. (Gl : ,. Phoenix Glass Co., Monaca. Pa.. ~ ~",Gt:E. James R. , 709 . 13th St., Rolla, Mo. ,:~.J,GCYa.rnHienni'rGy lEas. seWC)orks Laboratory ~ CoruiUi. N. Y. ; .,fiN, William P. (G) . 4020 SOuth...ay At'c., Toledo. Ohio (Johns-Manville Corp.) ,JJNER. Clarence: H. (GF) . National Bureau of Standards Washinrton 25, D. C. g:\LAS. Ed",'ard (W) Eo HaW E. & C. Co. 1833 Drotlillard Rd. Windsor, Ont:. u.nada v.J,.DEl'{. Frank A. ~BJ . ' tQ<49 V-+Dey'F~ Dr. '. Sunnyvale:; CaHf. ... ".' '. (Stanford R~5earch Institute) i;&.LDY. 'Korman L. (W) Am~rican Olun Tiie Co. 1000 ynnon ."'v~., unsda1e, P .... E!lLL, Andrew E. (G) Owens-Corning Fibergias Corp. PioneuiDg Lab. Box ~15, Granville, Ohio .J,LL. Charles A.' . R..1L 3.1l:loomiDgton. Ill. VJ.LCHINA CO, (Joh. T. Hall) .. , 'East Liverpool, Ohio. . .J,LL, Donald H. (E) Piaudler-Permutit, IDe. 1000 West Ave., Rochester 3. N. Y. A.l.L, D01:lg1as E. (R) 207 W.29tb St., BaltimoTe II, Md. (General Refractories Co.) ELL, E.B. MIS Bird & Co. Ltd. Rese.rch Dept. Chartered Bank Bldgs. Calcutta. India EU,L, E~on (W) Park Way Ext. Box i45. EaSt Li"eTpool, Ohio (Hall China Co.) E.\l.L, Flemmon P. (Honoral'"). WF) Onondaga Pottery Co. 1858 W. Farette St., Srl"acuse 1, N. Y. :U.L, Jamez K. (~J) Beckman IDstruments, IDe. 2500 Fullerton Rd. FulleTtoD, Calif. Al..L, JohD T. (W) HaJI China Co. Eut Liverpool. Ohio !ALL, Monis P. (5) Alton Brick Co.. Box 25 Maryland Heights. Mo. IlALL, Warren A. (5) North State Pyroph)'Uite Co. be:.. Box 724i. Greensboro. N. C. E:U.L, William B. (Be) Box 242. State College, "!iss. (Mississippi State Universit)) E..ULBERG. Richard C. (W) 236 Watson A'e .. Fostoria. Ohio (Ford :Notor Co.) !!:"~ER, John (M) Haller Incorporated 16580 Northville Rd. Northville, Mich. !l.ALLER,jr",Jlg,ng K. (B) NatiotiifBureau of Standards Minerj!1P.cs>ducts Div. W~hingtoa 25. D. C. IlALLETr, C";"'fo,d w. (Rl) IJ9~ W. River St. Roektotl. III (Ipsen Ceramics, Inc.) ~Ol.. 40, No. 10 (1961) HALLOIK. William G. (G) 1218 Broadview Blvd. HAXXA, Ricb~rd (L) R. R. 1,20 Beechwood Dr. Natrona Heights, Pa. Burnt Hills, l\'. Y. (Pittsburgh Plate Glass Co.) (General Electric Co.) HALLSE, Robert L. eLI) H:\?\NA, Rinoud (B) 404 Berrian, Claremont, Calif. State University of New York (Convair. College of Ceramics, at Alfred Univ. Di,". GenerOll Dynamics Corp.) Alfred. ~. Y. HALM, Louise Uniotl Fraacaise des Produits HA~};EGA?\, Mich.ll.d H. (G) 1276 Saxonburg Rd. Refractaires, 15, Rue de Milan Natrona Heights, Pa. Paris ge, France (Pittsburgh Plate Glass Co.) HALPERN, Alla. 5. (L) HANNEMAN. MoTton E. (G) Helipot Di". Beckman Instruments. Inc. 2500 Harbor Bhd . Fullerton, Calii. Elmore, Ohio (Woodville Lime &: Chemical Co.) HA~NON, Richard C. (M!) HALPIN, John A. (R) United States Steel CorP. 1208 Fnnklin Rd., Salem, Ohio (R. T. Vanderbilt Co., Inc.) Masonry Dept., Clairton. Pol.. HANOKA, Jack I. HAMER, Donald W. (L1) Pennsylvania State University 1122 Crest Visa Dr. Monterey Park. Calif. Physics Dept.. University Park, Pa. HANOVIA LIQUID GOLD DIV" (Solar Manufacturing Corp.) ENGELHARD INDUSTRIES, INC. HAMILTON, Edg" H. (GI) (R. T. Hopper) One W. Central Ave. 11905 New Hampshire A'e. East N e....ark, N. J, Silver Spring. Md. HANSARD, W. Carer (WIC) (National Bureau of Standards) :HAMII.,TQN,],:C.(G).c . : : " . ' : .. .. :.:: !422 Chestnut Hill Rd.. TotedO 6. Oain :... .. (O..-ins-I1Iinois) . 2345 Cheshire Bridge Rd., K E. . ' 4t1ac:u 5; G.. _ . ;.;: "::.. ~ ..' ~ . -. '. ., '. .(Geor8'ia:,ln,tituu of-Tecbno)ogy) . HANSEN, I. A. (W) .. HAMILTON, Robert (M!) 'United States Gypsum Co. 17220 W. Eigbt Mile Rd. Southfield. Mich. HAMME, Donald G. (B) National Gypsum Co. Research Center 1630 Military Rd., Buffalo 17, N. Y. HAMME, John V. ..290.4 Claremont Rd.,Raleigh, N:, C. "HAMJ,jER, AvetiI1], (5C) ., . 136 BDttonwood Ave. Bowling Green, Ohio (Bowling Green State UniveTSit~) HAMMER, Gunter . 246, Connell's Pt. Rd. South Hurstville. N. S. W . Australi:a (Messrs. R. Fowler Ltd.) HAMMER. Reuben R. (I) 28 Akiva St.. Haifa. Israel HAMMOND LEAD PRODUCTS, INC, (William P. Wilke, III) 5231 Hohman Ave., Box 912 Hammonc.. Ind. HANAHAN, W, 0., ]" (5) Solite Corp. 2508 Chamberlayne Avc. Richmond. Va. HANCOCK BRICK & TILE CO. (James L. Child, Jr.) Box 450 Findlay, Ohio HAND, Thomas (R) Corha.n Refractories Co. 940 Commonwealth Bldg. Louisville 2, Ky. HANDWERK, Joseph H. (RF) 716 N. Reed St., Joliet. Ill. (Argonne National La.b.) HANDY, Anhur E. (DC) Ontario College of An 100,McCaul St.. Toronto, Ont., Canada HANKS, Charles F . Jr. (M) Kentuch-Tennessee Clay Co. Box 894,Mt. Union Sta.. Alliance. Ohio HANLEY CO. (John E. Tumbull) Fords Porc'elain Works Penh Amboy, N.]. H.'XSEN,].. E. (EFI) Ferro Corp., 5309 S. District Blvd. Los Angeles 22, Cali. HAN'SEN. Kenneth H. (M) 911 Edgewood Avc. Columbia, Mo. (Consolidated Feldspar Dept., International Minerals & "entChemicaJCorp:) ... 'H;ANSEN, w," '. . 165 E. Second. S., BountHul, Utah HANSEN, L. A, (R) . Box 66, Averill Park, N. Y. (Behr-Manning Co.) HANSEN, Mel\'"in O. (G) Owens-Illinois, Libbey Di\'". Box 919, Toledo 1, Ohio HANSEN, Roben V. (L) AUen-Bradiey Co. 136 W. Greenfield Ave. Milwauk~~.Wisc. HANSEN, Waldemar C. (R) 155 Maple St., Vdparaiso, Ind. (Consultant) HANSERUD. Le::1lJart AB Surte Glasbruk SUTte, Sweden HANSON, David e. (RJ) 3800 Highland A'e. Downers Grove. Ill. (U.S. Anny) HANSON. Everett W. (L) :Food Machinery & Chemical Corp. 161 E. 42nd St., New York 17, N. Y. HANSON, Hans R. (R) 30004 W. Ten Mile Rd. :Fannington, R.R. Mich. (Hanson Co.) HANSON. James W. (5) Mineral Wells Oay Products. Inc. 3962 Edgehill Rd., Fon Worth, Tens HANSON, Jewell R. (G) Castle-Hanson Corp. 860 Maple St.. Rochester 11, N. Y. HANSON, Martin B. 8541 31st N. W . Seattle, Wasb. SummerviUe. Pa.. HARBERT, Cnl j. (W) HANN, Douglas G. Harshaw Chemica.l Co. Ryton House. Ryton 1945 E. 97th St. ShHnal, Shropshire. England (British Heat Resisting Glass Co.) Oeveland 6, Ohio HARBIN, Hugh P, (R) HANNA, H, H, (GI) 3134 Easthill Dr., Bethlehem, P... 303 Bailey Rd., Crystal City, Mo. (Bethlehem Steel Co.) HANNA, Kaissar M. HARBISONWALKER 705 W. California Ave., Urbana, Ill. REFRACTORIES CO. HANNA, Ralph E. (W) (C. A. Br.a.sha.res) 13 Sunset Dr. Farview, Peru, Ind. 1800 Fanners Bank Bldg. (Kokomo Sanitary Pottery) Pittsburgh 22, Pa.. '. .,; ,I' 1, ---.L I RCOURT. Edward L. (lot) '?\ortb AmUiUD Mfg. CO. ;;SIO West St.. Cincinnati 21, Ohio RDSTY. Robert (W) 509 15th Ave., l'\ew Briihton. POl. (MarC!' China Co.) .RDIN. Marion K. (LJ) Carborundum Co. 3335 W. 47th, Chicago 32,IU. ~RDING. Foster L. Box ...,S. Arkport, KY. .RDING. John Roy "Gf'C'Y'$'tokt," Chcsworth Oose Horsllam. Sussex. ngla.nd (SUS5ex & Dorkinir UDited Bride Co., bd.) \RDINGE CO INC. (Barlowe Hardinge) 240 Arcb St.. York, POL \RDINGE. Harlo..-e (M) Hardinre Co Ine. 240 Arch St., York. Pa.. \RDY. Ronald G. (51) Ludowici-Celadon Co_ Xe",. Lexington, Ohio 'RES. Geonrell. (Gl . .' lSB:~sc.dtSt.:COTtl,mg. N. Y:. '.. _ J:. '(~nting GlasS WorKs)" .\RGREAVES. Douglas .. Hargreaves Mill Ltd. Botteslow St. Hanle~', Stoke<oQn.Trent Stafford. England ARGR.E.A.YES, John . Derbyshire Silic::l. Firebrick Co. Ltd. ; Friden. Hanington ~r. Buxton. Derby, England ARGREAVES MILL LTD. (D. J. Hargreaves) . .Bonesla...S~.. Ha.nlcy, Stoke.:on.Trent Stafford, n'gland ~.. ,~, .' , :ARKER POTIERY CO. 0. M. Finne);) 'Box 7049. East Liverpool, Ohio :.~RKULICH,Theodore (B) 616 Pikevicw Dr., Monroeville, Pa... . (Westinghouse ::E.leetric Corp.) ,.ARMAN. C. G. (WF) 1922 N. Oxford St. L05 ......nge!es 27. Calif. (Gladding, McBean & Co.) l ..\RM ...... N. Cameron G., Jr. (WJI) 1922 N. Oxford St. Los Angeles 27, CaJi!. (Gladding, McBean & Co.) vt.:tARMER. Richard 5., III :: 1107 Springfield, Urbana. Ill. ..-\.RMON.James E. lory HoUo....-are, Ltd., Brierley Hill Stafford. England ~ :iARMS. William O. (B) Oak Ridge National Lab. Box Y, Oak Ridge, Tenn. n.-\RNISH. 10hn D., Jr. (WI) Wesungbouse Electric Corp. Deny. Pa. H.\RNISH. M.,k E. (Rl 2111 SierTa Rd. PI~-moDth Meeting. Pa. (E. J. Lavino &. Co.) HARPER. R.obert E. 62 Orange St., W nerly, N. Y. HARPER, Roderick L. (L) Harpel' Electric Furnace Corp. 110 PeaTl St., Buffalo 2. N. Y. R.l"RPER. Wallace T. (BI) 326 Camille Ct. Apt. 2 Mountain View, Calif. G..ockheed Aircraft Corp., Lockheed Missiles &. Space Di~.) RARRELbj George O. (SC) North~rolinaState College Mine~~ndustriesDept. Ra1eijI; !i. C. HARRIES. AI... d S. (Rl 235 'Vie:tot'ja Dr., Monroeville, Pol. (Babcock &. Wilcox Co.) R ..\RRINGTON, H. Richard (M) Anglo-American Clays Corp. Bo~ 151, Sandersvilie. G:L H.-\RRIXGTO~. Roy V. (B) One Oakv.ooc. Dr., Coming, }\. Y. (Co~ning Glass Works) H.~RRIXGTON. Wayne H. R. R. 2, Hornell, i\. Y. HARRIS CLAY CO. (Scroop W. Enloe, Jr.) Spruce Pinc, N. C. HARTSHORN, T. D (EI) 8118 K Poplar D'r Milwaukee 17, Wi~c. (GeUder. Paescbke & Fre\' C HARTWIG, Fredcrick J. (Rl) 0.) Babcock &: Wilcox Co. Box 835, Alliance, Ohio H ...... RTY. R. Pbilip (R) H ......RRIS. Geot'ge 1-1. (R) 14 Walton St., Wakefield, Mass. (Avco Mfg. Corp.) H.~RRIS, Rent]!.1. (R) 1415 LeHigh Way. Alban)', Ore. Exolon Co. 1000 E. Niagua St .. Ton.wanda N HARVEY, A. M., Jr. (S1) . . Y. Webster Brick Co. Box 780 Roanoke 5. Va... HARVEY. Edwin T. (R) (U. S. Bureau of Mines) HARRIS, James E. (S) 6397 S. Acoma St. Littleton. Colo. (Robinson Brick &. Tile Co.) H.-\RRIS, Jesse R. 3240 Fubnnan, Apt. 306 Seattle 2, Wub. HARRIS. Joe N. (E) Georgia Institute of Technology EnginC'Cring Experiment Sta. Atlanta 13, Ga. 314 W. McPike St.., Vandalia M (HarbisonWa1ker Refractories Co' 1 HARVEY, E. M. (R) . Nonh State Pyroph)'Uite Co I Box 7247, Greensboro, X. C'-' nC. HARVEY. T. J. 714 E. 40tb. Seattle S, \\'asb. H ....SKO, Stephen (WI) 1510 Wheaton 1..atl.e Sil\'er Spring, Md. . (National Bureau of StOl.ndards) HARRIS,.Ransom 5., Jr. (GI) HASSALL, James B. eW) >'.. '.:."'. 966 Da:vu.,AYe., Newark.. Ohio . (O~nH:oniingFiD~glas Cot-p.) .": Mitcb~n.BiuellCo.. : _ . -:-'B,ox.250. 'irenton:N..!.. H.~RRIS, Robertc. eL) '. 'EASSELBACH .. WiUiam (G) Bendix Corp: Scintilla Di\'" Sidne~', K Y. HARRlSOl'. Don E. (B) . LibbeyOwensFord Glass Co, liOl E. Broadway, Toledo 5, Ohio HASSELMA!<. D. P. H. (~l) 1036 Findley 01'., Apt. 10. Carborundum Co. Pittsburgh 21, Pa. Research & Development De?' (Westinghouse Electric Corp.) 1"iagara Falls, N. Y. . HARRISON, Gordon R. (L) Sperry Microwa\'c Electronics Co. Box 182'S, Clea.rwate~, Fla. H'~RRISON. Harold C. { W l . . 04545' No'f"'it.-i"n Rd., Piftsburgh36:Pa. (Westinghouse Electric Corp.) HARRISO:t-t William E. (EI) 5230 Holiday Rd. Hopkins, Minn. {Mioneapo1is.Honeywell Regulator Co.) HARRISON. W. N. (EFl National Bureau of Standa.rds Ind. Bldg., Ena.meled Metals Sect. Van N'ess St. &. Conn. Ave.!..\. W . \Vashington 25, D. C. HARSELL, William B. (BC) Rutgers. The State Uni\ersit) School of Ceramics N~runswick, N.J. HARSHAW CHEMICAL CO. (Carl J. Harbert) 1945 E. 97th St.. Clevela.nd 6, Ohio HART, Bernard J. (GJ) 812 Locust Ct. Apt. 1 C1arksbuTg, W. V:i. (HuelAtlas Glass Di\'.. Continental Can Co.. Inc.) HART, John M. (W) New Jersey Porcela.in Co. Box 908 Trenton S. :N. J. HART, Leroy D. (R) iOi Crompton Ct.. Crestwood 26, Mo. (Aluminum Co. of America) HART, Patrick E. Universitr of Washington Roben's Hall, Seattie 3, Wa.sh. HART. Wade J. (LI) 1005 E. Shennan St . Marion. Ind. (Radio Corp. of America) HARTFORD, Thomas J, (L) 2783 Doresta Rd., San Marino. Calif. (Gladding, McBean & Co.) HARTING, Louis L. R. R. 5, Ma.lvern, Ark. HARTLEY. Alva G. H. Downing & Co. Ltd. Brampton Hill Newcastle, Staffs, England' HARTMANN, Hans S. Massacbusetts Institute of Technology 77 Massachusetts Ave. Rrn. 4-051 Cambridge 39. Mass. HASSETT. William A. (L) \Vester:: Electric Co. Dept. 4210. Laureldale, Fa. H.nCH.Rob." A. (Bl '. 4t35 N. Be:l1evie\\: ......\'e. St. Paul 10, Minn~ . ' (Min,nesata Mining & Mfg. Co.) HATFIELD, Ft'ed M. eG) OwensI1linois 506 S. First St. Gas City. Ind. HATHAWAY. A.). (Bl 8721 Pershing Ave. Nia.gara Falls. 1'\. y, N(TaittiaonniaulmLeAaldloCy oM.)fg. Dil., HATHAWAY, !suc S. (W) 13U! Tuttle Ave.. Montgomcry', Ala. (Alabama State CoUege) HATHAWAY, Mrs. U. G. (W) Alabama State College Montgomery, Ala.. HAUCK, Charles A. (RI) 8838 Swinton Aye., Sepuh'eda, ulif, (Marquardt Corp.) HAURA, Bruce (RJ) 223 Tom Hunter Rd. Fort Lee,:\. J. (N:uional Bet)'llia Corp.) HAUSER. Richa.rd E. (1) 351 Moselle St. Buffalo 11. N. Y. HAUSNER, Henry H. (R) i30 Fiftb Ave., Kew York 19. N. Y. (Consultant) HAUTH. Willard E., Jr. (LI) 1218 Blancbard Aye., Flint 3,llich. (A C Spark Plug Di\,., (;enen.l Motors Corp.) HAVELL, Richard F. (B) 8-46 N. Euclid Aye. Oak Park. Ill. (Armour Research Foundation) HAVENS. It"Vin F. (B) 200 St. Nicholas A\'e. Worcestet'. Ma.ss. (Ba.y State Abrasi\'e Products Co.) H.A,.WES, Samuel A. (51) 600 N. E.16th St. Minen.l Wells. Texas (Texeramic5, Inc.) HA\VK. Elwin A. (M) Hawk Laboratories. Inc.. R.R. 1 East Rocbestu. Ohio HAWKES, John H. (G) 2 DO\\'ning St., Worcester 10, )h.s!. (Norton Co.) CERA~lIC BUUttL'" -!' ,, I:. i, (\'f'!AWKI:" G.ener I' iOsrar East 1 Middl I }'{ ...W:t.:l:'\ Jame; .. I.44$ F j }'{}lWKI1\ .43 SUo (AIle: fiA \VKS,. BoX ,) (Fer.. !lAWKS. 24805 (Bo~i !I,WLE\ . 44$ S. i' !lAWS R1 (E. E. Johnl' !lAY. )oh I'0nol Wore' (f fiAY, JOS( r:. Acme Jr{ah'~ fA'Y:~SH .l~ i .J Shina IBiun !lAY DO, 1060 . ,I (Oak : 'I rL~YES. 1 95 Pl;:; , II HAYS. A !', Metse i 'r' !Box] i 'HAZEL-A CON" :1I, .J. (Willi I .1,Res~;J Plainl' HAZEL, .T Repul Box i, HAZEX.J 614 M . (Pitts HEAD. CI 1030 I HEALY. J 4511 i'-~ I \1'11Mil\\". :II (A.O HEATH. .11;\ I Ohio :ii Barbc" ' HEATLE'P 106 Cre'e. (Babe. \ HECHT.:': 05008' ' Picati " HECK. F, E. J. 1. ' 3 PenJ Philac HEDDE, " Batte!::: 505 Ki:: HEDDLE..; Paner ~: East 1+ HEDGES,; 308 F~ i (Ha'rc' HEDGPE'\ I Mano': I 299 E.' llEDQDJ: 1.<= 1 Gu;d.:: VOL. 40 < ~d':I:"S. Fr.mk S. .l General Elecuic Co. LId. Osram Cl.ass Works ast Lane, WembJc)" ~iddle5ex. England \\'}.:1:\5. ).mes)1. ().I) !.' James ).L Hawkins Corp. 445 Franklin St.. Buff~o 2,~. Y. ~\rJ(I:\S. Robert]. (51) I ,. 43 Sunn~'5id(' Dr. Hamburg. K. Y. .: ("ncher Concrete Products. Inc.) ~ J,WKS. Ralph L. (WI) r't Box 388. R. R. 5. Pittsburgh 5, Pa. t (Ferro Corp., Color Oi\'.) ; ~J,WKS. William L. (R) ~ 24805 22nd A"c S Kent, W&Sh. (Boeing Co.) . ,WLEY, Jou-ph W. , ...8 S. Eighth. San Jose. Calif. jIoWS REFRACTORIES CO. (E. E. Slick, Jr.) 40i Main St. Johnsto90"I:l. Pa.. ,Y. joho (B) , ~orton Co., Reseatc:h Lab. .,Y.Woreater 6. Man. joseph L. (R) J,.eme Brick Co Box 448 )blvem, Ark. r.;I, ....SHI. Takcshi . Shina.ga.wi.,Fire.Brid: Co... ~: ''Bizenclio O~a)-amiKen. Ja;p;an-:" .- '''''1'DON, Mary P. (B) J06 Ogont% Lane, Oak Ridge, Tenn. (Oak Ridge Xational:L;;.boutoT)) S.\\'ES, Robert J. 95 Plain Dr. ust Hartford, Conn. ;;:\\"S . .11>.,.. V. (Wi . )'ietscb Refractories. Inc. Box 193. Chester, W. Va. l!A-7EL-ATLAS GLASSDIV. CO NTlNENTAL CAN CO.,' IN C. . (William .R..Prindle-) . . '. .Resc.;lrch & De\elopment Dept. Plainfield. IlL .>.ZEL, john j. (RF) Republic Sted Corp., ResC2rch Center Box 7806, Oe...cland 31. Ohio r.KAZEN, E. (Gl) 614 Main St.. Ford City, Pa. (Pittsburgh Plate Glass Co.) HE.....D, Clarence M., Jr. 1030 Forrest Bhd. Deeatur. Ga. EL....Ly. James H. tEl) .511 N. Sherman Blvd.. Milwa.ukee 9. Wise. (A. O. Smith Corp.) EI......TH, Donald L. (W) Ohio Brass Co., Park & N"intJl Barberton, Ohio f i.....TLEy. Sidne~' ~I. (R) 106 Willow Brook Dr. Creve Coeur 41. Mo. (Ba.bcock & Wilco:t Co.) IITCHT. 21Lt. 1'0= L. (S]) 05008969. Bo:t 31 Picatinnr ."l.nenal. Dover, K J. I!ECK. Frank G. (R) E. J. Lavino & Co. J Penn Center Ptua Philadelphia 2. Pa. BEDDEX. Walt.,. A. (Bl) B:l.ttel1e Memorial Institute S05 Kin&" Ave., Coh:mbus 1, Ohio RE.DDLESTOX. Richard R. (M) Pattenon Foundry & Machine Co. ust Li....erpool, Ohio HEDGES, Philip E. (R) 308 Festinl St., Pittsburgh 6, Pa. (Harbison-Walker Refractories Co.) irEDGPETH, James A. (5) Mariq1l Brick Corp. 399 ~ente:r St., Marlon. Ohio BE.DQUi3-T...Alfred]. (W) Loza"'Fina;.S. A. Apartado Postal S25 Guaaala;a,p., Jali5eo, Mexico VOL 40, No. 10 (1961) HEB>;"ER. John C. (Rl) 652 ~1eado brook Dr. Korth Tona anda. K. Y. (Carhorundum Co.) HEELEY, Ralph 53 Field Ln., Old S,,jnford Stourbricige. Worcester, EngLand (E. J. &: J. Pearson Ltd.) HEFTI, Franz ZUrcher- ZiegeJeien. Postbch JSi Zurich 1. Switzerland HEJDTM.\X, Clarence F. (G) Kational Lime & Stone Co. First National Ba.nk Bldg. Findlay. Ohio HElLIeR. Ra)'mond P. (W) 8i Bucklc~' Meadows Dr. lfebh'ille 25, Mo. ( ......luminum Co. of ....merlca) HEILIGMAX. H. A. (RFll E. J. Lavine & Co. Box 29 Nomsto,,-n, Pa. HEILMAl'X. T. F. L. Smidth & Co. l\/S Vigerslcnlle 77 Copenhagen.Valb~, Denmark HEIMSOETH. Werner M. Farbenfabriken Bayer. Aktiengesellscbaft .; (22c). Le\"e~~l,lse~:Ba~.:wcrk, ~ ~ Genn~n'Y. ; ... ' ...... '..;.: . . . ~ . 'HEIN"OL, Ra"rnond .1\. {RF) 4917 4.3rdSt.. X. W. Washington 16, D. C. (Consultant) HEIl'E. H. W. (5) Hudson Suppl~.. & Equipment Co. Kinth St. & Brentwood Rd., K. E. Washington 18, D. C. HEB,Q, Vi...ika P. (DC) 3204 S. Hoover St. Los Angeles 7, Calif.. . . (Cb6uina',.d A.:ri."Institute) HEISCHM.~:-;..Fd E: (L) R. R. 2. Fostoria., Ohio (Ford Motor Co.) HEITMAX. George L. (L) Ceramics International Corp. 39 Siding PI.. Mahwah, K. J. HELD. Kalman (L) TRG, Inc., 2 ...... erial Way Syosset, L. 1., N. Y. HELD, Peter C. 141 Campus Ave. Ames. Jowa HELLRIEGEL. Ed...~ j. (W) 141 S. Woodland Ave. Middlesex, 1\. J. (Metal & The:rmit Corp.) HELM. David F. (B) Mellon Institute, ..00 Fifth Ave. Pittsburgh 13, Pa.. HELM KAMPF. R. N. (G) Refractories Div. H. K. Porter Co., Inc. 2064 Hampton Ave., St. Louis 10, 14o. HELTON, Bernard L . Jr. (M) Thiele Kaolin Co., Sandersville, Ga. HEM STEGER, Samuel E. (EI) 623 Lloyd Ave.. Royal Oak. :Mich.. " (Consulting Engineer) HENCH. Larry L. 104 E. 15th Ave., Columbus 1, Ohio HENDERSON, Coonlaod M. (L) Mo::sa.nto Chemical Co. Station E, Box 8. Dayton 7. Ohio HENDERSON. Fraok P. (M) 1701 McDonald Rd., Tyler, Texas (Altied Engineering Div. FeTTo Corp.) HENDERSON, Frederick C. (WFI) Royal China, lnc., Sebring. Ohio HENDERSOX, James L., Jr. (S) Robinson Ventilating Co. Zelienople, Pa.. HENDERSON, Lowell B. (G) Walsh Refractories Corp. 101 Fern' St. St. Louis 1, Mo. HEXDERSOX. \\"iUi4rr. \\'. (G) Robinson VentilatinE: Co .. Bo:'\: lOG Zcil.:nople. Fa. HEXDREX. Robcrt R. (RI) 105 Bank .""c.. Ri,crton. >:. J. (Grahex Products. Inc.) HEKDRYX. Dwight B. (S) Dwight B. Htndryx & ."ssociaH:s 6621 Darlington Ru. Pittsburgh 1i, Pa. HENEGHAN. Leo F. (B) Merck & Co. Inc. Marine Magnesium Div. South San Francisco, Calif. HENRY, Edward C. (LFI) 730 Cu\-\-ford Ave. Syracuse 10, N. Y, (General Electric Co.) HENRY, Geori"t:S Union des VefTeries MecaniQues Belges. 29, Quai de Brabant Charleroi, Rainaut, Belgium HENRY. Paul D, (W) 3132 Pioneer -",e., Pittsburgh 26. Pa. (0. Hommel Co.) HEXSLER, j. R. (GF) Bausch & Lomb. Inc. Rochester 2. N. Y. HENWOOD, Reg;nald J. (R) 107 Valeview Circle. Gadsden, Ala. . (RepubHc Steel Corp,). . '.,HEP~ER. Erne" C. (R), ... U. S. Steel Corp.. F;"irless WorkS' Met. & Insp. Dept. BF-I0 Fairless Hills. Pa. HEPPLEWHITE. J. W. (WFl) 13SSi Cedar Rd., Cleveland 18, Ohio (Allied Engineering Di .... Ferro Corp.) HERBERT, john S. (5) W. G. Busb & Co. 1136 Second Ave., K. Nas.hville 8, Tenn. HERBERT, jo1>o Vy.(RI) ., . _,'3523Andenon Pkwy.;.ToJedo, Ohio (LibbeyOwens-Ford Glass Co.) HERBST. H. T. (5), . '.359 W. 199tb 5t.. Cle\Oeland 26. Ohio (Ohio Clay Co.) HERBST, Richard J. 1903 Southwood Dr., Champaign, Ill. HER GER. Howard C, (G) Pierce Glass Co., Port Allegany, Pa. HERKO, Edward (Gl) <1865 Mt. Read Blvd. Rochester 16, N. Y. (Bausch & Lomb. Inc.) HERMAN. C. E\lgene (WJ) Mid5tate Tile Co. Box 62i. Lexington. K. C. HERMANN. Gunter P.O.B.22.096 Apt, Conj. Nac:ional. Sao Paulo, Brazil (Hermann Assistenc:ia Technica Industrial Ltda.) HERMANN, James L. (W) 28953 Crestridge Rd. Palos Verdes Estates, Cali. (Redondo Tile Co., Ltd.) HEROLD, Paul G. (BF!) Radio Corp. oC Amf'rica Chemical & Physical Lab. I.aneuter. Pa. HERR. Lloyd E. (Ll Brush Beryllium Co, SS Church St., \Vhite Plains, N. Y. HERRING. Leoo B. (W) Kohler Co. Box 1987, Spartanburg, S, C. HERRMANN, Eldo~ R. (Bn Corning Glass Works, Pilot Plant #2 Coming. No Y. HERROK, Robert H. (R) Bendix Products Diy., Dept. 865 401 Bendix Dr. SO\lth Bend, Ind. HESCOCK. Martin 203 18th N., Seattle 2. Wash. HESS. Alh.n j. (B) Westex Talc Corp. Box 7, Bryant, Ark. 581 ! J'. ,, , " "t' ",11 " i -. "" ~<;~, F. B. (G) '-Brockway Gla.ss Co.. Inc. Brockway, Pa. ..tsS. Irving J. CB) ; 6510 Larg~ St .. Pbibdelphia 49, Fa. (General Electric Co.) :~SS, Robert E. (E) .... 1857 N. Wilbur, Soatb Bend. Ind. (Bendix Corp.) -r<:5. Robert L. (R) ;-331 W. Market St., C1eaTfield. Fa. (North American RdTactories Co.) ~SINGER. Philip S. (LI) . National Berytlia Corp. First & Hukell Aves- Haskell. N. J. lEUER.....nhul' Univenity of Leeds Houldn"orth School of Applied Science Cenmics Div .. L~ 2. Encland J:UER, Russdl P. CRF) General Refractories Co. 1520 LoCl;lst St Philadelphia 2. Pa. ;E\\'ITr. Allen E. (G) 326 FOTC'Stwood In.. Gibsonia. Pa. (FeN<> Co",.) SWITT. L. C. (RFl) Garneld Refractories CO.,-Bolhu. Fa.. EWLETT.James Thomas (E) .:!na-iam.Rich&rchon.lnc." '..., rnnJcfort. Itt6. ' . ' lEBARP. Walter R.. Jr. CB) Gencr.ll Elecn-ic: Co. Reseat'Cb Lab . The uolls Box 1088, Scbt:nt:ctady. N. Y. lCKEY, Frank]. (Gl Corning Glass Works Sox S4<4, Cornini'. N. Y. :CKS. Ea.1 A. (M) Southern California lIiaera.ls Co. 320 S. Mission Rd. . Los Anl'e!es 33," Calif. .. !CKS: James C. (RFI) Kaiser Refractories Div. Kaiser Aluminum & Chemical Corp. 300 Lakeside Dr.. Oakland 12, Cali. CKS, John F. G. (Gl 2404 AnSOrl Dr., Columbus 21. Ohio (Battelle Memorial Institutt:) CKS, Roh<rt G. (R) 524 N. Tilb.mook $1. Portland 17. Ort:. (E. J. Barte!ls Co.) ~BU:. Kenneth. B. eB) HJ5 Oeveland Ave., Wyomissing. Pa. (Beryllium Corp.) CGINS. Waldo W. (EFl) A. O. Smith Co.". Box 584. Milwaukee 1. Wise. :;'CS. Harold P. (L) Jl Albright Circlt:, Madison. N.]. (Culbertson Products Inc.) CHLEY. Robert W. (R) }.. P. Gr~n Fire Brick Co. Box 28, Tarentum. Pa. ~MAN. JOHN W .. CO_ (Robert ]. StOIli:) .25 New York Ave. Hantirlgtorl. L 1.. N. Y. :"DEBRAND. Dnjd (L) R. R. J. Hixson. Tenn. (American uva Corp.) ~, David C. (B]I) :26 Forcst Blvd. Fark Forest. IlL (Argonne National Lab.) _L. E,cell C. (SF) 109 Morton Ave. Ridley Puk. Pa.. :"1... Fnnklin ]. (B) ParicC'T Pen Co. 219 E. Court St., Janesville. Wuc. _L,]ames L 1:'3. E. ].clcso'C. Mexico, Mo. :"1.., John ~&.S) Goodwin ~panies 614 Cent~ation;a1 Bldg. Des Moint-s."l\'Q,'ll .1... LaWT~nce I.i(G) 503 Caner Blvd.. Toledo 7, Ohio (LibbeyOwens-Ford GJ.us Co.) HILL. Roben G. (W) Wood u\\'n Dr.. Lexincton. N. C. (Mid-Statt: Tilt: Co.) HlLL~IA;o;, G.,., (LJ) 132 Floral Ave. Murra:r Hitl.l\. J. (Mitronics, Inc.) HIMMEL. Lawrence (B) University of California Dept. of Mineral Technolog)' Berkelt:y 4. Calif. HINCHMAN. Roger (M) United States Borax & Chemical Corp. SO Rockefeller Plan New York 20, N. Y. HIND. Stanley "The Mount," Etr'Uria Rd. Basford. Stoke-.on-Trent. England (Consultinr Enl'1neer) HINDS, J. F. fG) Canadian General Electric Co. 221 DuRenn S1Toronto 3. Ont.. Canada HINMAN. Chester A. 5469 Erland's Point Rd. Bremerton. WaSh. HIRA yAM .... Chikara (G) R. R. 3. Kilmt:r Dr. MUTT}'sville, Fa. . .(WestitiBh~ Elec;tric::Corp.) H1SCOCK,H&rI.,.:;: (R) Fuller Merriam Co.. Box 69 West Haven. Conn. HITl':ER, J.n K. (S) Box 222, Travelers Rest. S. C. HITZEMAN. Roger L. (LI) Ct:ntratab Dh.. GlobeUnion Inc. 900 E. Keefe Ave.. Milwaukee 1. Wise. HJEL:M:. Lawrt:nce K. (RJ) 2535 Big Woods Trail, Fairborn. Ohio (U. S. Air Force) . HO~ 'Shih-Ming (R) . . Westinghouse Electric Corp. Ceramic Section 7325 Penn Ave., Pittsburgh 8. Pa. HOAGLAND. Pe.., J. (Rn 597 Kenmore A\'e., Kenmort: 23, N Y. (~epublic Steel Corp.) HOBBS. Henry ..... Jr. (BJ) Luington Laboratories. Inc. 35 Cambridge Pk,,"). Cambridgt:. Mass. HOBSON. Joe P. (S) Acme Brick Co. Box 425 Fon Wonb I, Tcx:l.s HOCH. Michael eB) University of Cincinnati Dept. Cbem. & Met. Engr. CiDdnnati 21, Ohio HOCHWALT. Ca",oll A., J,. (G) International Nickel Co. Inc. 67 Wall St.. New York 5. N. Y. HOCKADAY, R. B. (S) General Shale "Products Corp. Kingsport. Tenn. HODGES, Leslie R.. J,. (L) Sperry Microwave Electronics Co. Box 1828. Clearwater. Fla. HODSON. George N. The Hall. Wymeswold Nr. Loughborough, E:.ngl.nd (Hathemwarc. Ltd.) HODSON, Jea. T. (C) <1203 Brooklyn. Seattle S, Wash. HOELSCHER.),lax W. (E) 339 N. Fullerton Ave. Upper Montclair, N. J. (Westinghouse Electric Corp.) HOENIG. Clarence L. 12J6 Ann Way. Lhermore. Calif. HOEY. Paul E. (51) Texas Vitrified Pipe Co. Box 117, Mineral Wells. Iexas HOFER. Gerhard A. 2212 Hope St. Raleigh, N. C. HOFFMAN, Cad R. (G) Fostoria Gla.ss Co. Mounds\'iUe, W. V. HOFFM.\~, Eugene R. (L) 3717 Sudbury Rd. Shaker Heights 20. Ohio (Cle,itt Electronic Componen' ) HOFF:'IA:\, James R. ,s 3628 E. 84th, Seattle 15. W",sh HOFF~L\~. Lewis C. (G) . 1338 Tulane Rd, Grt:en .-\crt:s, Wilmington. Del. eE. 1. du Pont de Xt:mours & CO) HOFFMAl', M. S.ul (SJ) . Ceramic Publications. Inc. 2728 Euclid .'\,e., Clneland 15 Ob' HOFFMAN. Richard C. (G) I) , 10 9364 Colorado. Livonia. Mich. (Ford Motor Co.) HOFFMA.~.Willard H. J. (W) 8 Dungarrie Rd.. Baltimort: 2S.l.{d (Clinchlield Sand & Feldspar Corp) HOFFNER, Je,e R. (Gl . 'T. C. Wheo:aton Co. , _ =~ '.-!M'0G' St., WithilTe-; N;1.- '" HOFSTETTER, G. W. (E) Feno Corp., 336-338 K Ct:ntr.a.l "'''t. Chiaro <14. Ill. HOGAN. Thomas W.. (V,') Flintridge China Co. 350.380 S. a.)'1tIond Ave. . Pa:sa:d ena 1. CaliL' .. . HOGANSO::. Donald K:(E) .8411\\'. Holl)' Rd .. Mt:Quon. Wise. (.~. O. Smith Corp.) HOGENDOBLER. H. R. (G) Gustin-Bacon Manufacturing Co. 3031 Fibt:rglas Rd .. Kans~s City, ~ns HOGUE. Carlton H. t.S) . 5005 Ga.ston Ave.. Apt. 104 Dallas 14. Texas (Kimbt:rl:r-Clark Corp.) HOHN. Cad M. (W) S08 East'\\'ay Dr., Lakcland. Fla. . (Florida Tile Industries. Inc.) HOJALATA Y LAMINA. S. A. (Alfonso Re)'es Escoba.r) Apartado Postal 996 Monterrey. N. L. 1.1 e:dco HOLADY. Lt. H.rold W. (RJ) 98th Air Rdueling Sq. Box 46, Lincoln AFB. Nebr. H OLDAHL. Robert A. (R) FluiDynt: Enginet:ring Corp. 5740 Wayuta Blvd. Minneapolis 16, Minn. HOLDEN. Abe N. (B) Genenl Electric Co. Vallecitos ."tomie Lab. . Box 8<16, Pleasanton. Caii. HOLDEl':, A. F. (X) A. F. Holden Co. 2195 S. Milford Rd .. Milford. Mich. HOLDEl':, Robert B. (B) United Nuclear Corp. Fuels Dh. 365 Winchester Ave. New Ha"en <I. Conn. HOLDEJ-::ER.-Irwin K. (B) 20709 Wendy Dr.. Torrance. Calif. (U. S. Air Force) HOLL. Barton A. (5) Logan CIa)' Products Co. Box 698, Logan. Ohio HOLL, Barton S. (Sl) 311 W. Front St., Logan, Ohio (Logan CJay Products Co,) HOLLABAUGH. Charles M. (B) 1602 Burchneld Rd. Allison Park. Pa. (Pittsburgh Pla.te Glass Co.) HOLLER, Robert W. (G) Owens-Corning Fiberglas Corp. National Bank Bldg.. Tolt:do, Ohio HOLLID.""-Y.Jackson M. (G) 137 Matthews Circle Horsebt:ads. N. Y. (Corning Glass Works) HOLLOMON,]. He,hert (B) General Elee:trlc Co. General Engineerini' Lab. One River Rd.. Schenectady S. N. ):. CERAMICB~ }lOLLO\\ 3121 ~ (Ha)'n }lOLLO\\ North Marri( R.alei~ }lOLMES. 82 Pil~ Carne~ (Amer }lOLMES. W.S.l Pittsb\ }l OLMGR 219 Gil (B.sic HOLMQU Owens Box 10 }lOLSHI Owens Box 10 HOLT, J. B Uni"er, LawTcn Liverm, .... HOL-r, Job' . ; 'V:lllt:y . 902 SYI . 9f50li HOLTERI Nation; 30i E.: HOLTRY. Acme! Millsap HOMESTE 13605 1 . . Seattle HOMMEL. C. Hor. Pittsbu HOMMEL, Box 4i: HOMMEL. 1526 V; HOOD.D. Diamol Soda p. 300 Uni Clevela: HOOD. H. 260 De] (Comir. HOOD. L. ~ Onon ( 1445 Stl HOOD. Wa Intern2 Chemic <I King 'Toront( HOOPER, . B.bcoc) HOOVER.' 609 Will (Gent:r" HOPKI:KS.. Calumit 431 M.i HOPKINS, Calumit H.milto HOPPER, I Hanovi.. Engelba oneW. East Ne HORAK. \\ 223 RaY! ""est Hi (Emha:-' HORMBER Misceral Box IOil HORNECK, 2163""0. (Cwtotr. VOL. 40. !\ 1l0:"LO\";'~ Y. Jack H. (R) . 3121 ~1;o~:I.it.lr Dr. Kokomo. Ind. (H.a~nC'$ Stellitc Co.) ~OLL.OWAy.J.amc5 F . Jr. i\'orth Carolin<l State College )t~fTjC'd Student BODSing, Apt. .~.2S Raleigh. K. C. rtoLMES, Lyle A. CM!) 82 Pilgrim Rd.. Roulyn Farms Carnegie, Pa. (American NephelinC' Corp.) flOUJES. Roland G. (5) W. S. Dickey Clay Wi- Co. Box 0402 Pittsburg, Kans. ~OUIGREN.D.vid E. (R) 219 Gibson St., Berea.. Ohio (Basic Incorporated) SOLMQUIST. S6. B. (B) O""cns-Illinois Box 1035, Toledo 1, Ohio ~OLSCHER.H. H. (GF) Ou'cns-Illinois Box 1035, Toledo I, Ohio SOLT. J. Bi,cb (B) Uni\'enity of Catifomi2 Lawrc:nee RadiatiOl:l Ub. LivenDOTe. Ca.lif. SOLT. John P. (R) Valley Dolomite Corp. "'902 Syndicate Trust-BIde. . 915 .CHi,;C' 5t.;.5t.-I..auis :1, Mo.. :: ROL'TERHOFF. A. G",y' tAI) lo:ationaJ Sales COTp.. 30i E. Fourth St:. Cincinnati 2. Ohio fiOLTRY. Byron C. (5) Acme Brick Co.. Bennett Plant Millsap. Texas 50~rESTEAD. Wa~'ne A. 13605 Third Ave.. S. Seattle 88, "'ash. HOMMEl.. E. M. (EF) O. Hommel Co~; Ben: 475 Pittsbufgh 30. -Fa. . SOMMEL. 0 .. CO. (E.),I~ Homniel) Box 47.5. Pittsburgh. 30. Pa.. BO~lMEL. Richard O. 1526 Valmont St. Pittsburgh Ii. Pa. BOOD. D. G. (G) Diamond Alkali Co. Soda Products Chrome Div. 300 Union Comme-rtt Bldg. Oeveland 14. Ohio BOOD. Harrison P. (GF) 260 Delevan Ave., Corning, N. Y. (Coming Glass Worb) EOOD, L. Scott (M) Orton Ceramic: Fomuiation 1445 Summit St., Coh::anbus I, Ohio aOOD, Walter H. (M) International Minerals & Chemical COTp. (Canada) Ltd. 04 King St. W. Toronto 1. Ont.. Canada HOOPER, Bndford (RI) Babcock & Wilcox Co.. AuB'LUta., Ga.. :aOOVER., Charles H. (R) 609 Wilton Rd. Towson 04. Md. (General Refractories Co.) BOPKIKS. John O. (GJ) Calumite Co. 0431 Main St., Hamilton. Ohio ::OPKINS, Robert W. (GI) C&1umite Co., Box 151 Hamilton. Ohio '!OPPER. R. T, (G) Hanovia Liquid Gold Div_ E.ngelhard Industries. Inc. One W. Central Ave. East Nn.ark, N. J. :!ORAK. William (RFI) 223 Ra.ymond Rd. West Hartford 7, Conn. (Emhas:t Mfg. Co.) 'ORMBEIl"G. R. E. (W) MiscerSic Tilc Box ]Q)".(J, Cleveland. Miss. !ORKEclt. Ji!!ius F. (L) 2163 ~liver?t. Rahway. N. J. (Custom COmponents. Inc.) HORXER. S~I\"estc~]. (L) _.... rnold Enginecring Co. Box G. Marengo. lll. HOR!\ING. Roy A. (GFI) Bo>; 4875, Carmel. Calif. HORXU~G, )1anin R. (WI) 140 E. Sheridan A"e., ~ew Castlc, Pa. (Shenango China. Inc.) HORXYAK, Emery J., Jr. (B) Owens-Illinois ]700 K. Westwood Ave. Toledo 6. Ohio HOROSCHAK. John J. (G) Owens-Illinois 2\'. Laurel St., Bridgeton. N. J. HORSFAl.l.. John C. (S) Gladdine. Mc:Bean .& Co. 1500 Walla Walla A\e. Renton, Wash. HORTON. Paul B. (WI) Insulator Dept., General Electric Co. Box 5i, Baltimorc 3. Md. HORTON, Robert A. (R) 890 Caves Rd., Chesterland, Ohio (Precision Metalsmiths. Inc.) HORWEDEl..l.owcll C (B) Electrofilm, Inc. 7116 Laurel Canyon Blvd. . N onh Hollywood, Calif. HOSBEIN, Roger L. (R) .. '. 11 StaDdi~ St., .Frostbul'g.d. .. '.-~ (Kaiser Aluminum' &: 'Chemical".c;oTp:) HOSKYNS, William R. (EJ) .Eox 582, Alfrcd. N. Y. (Alfred Uni"ersit)) HOSSACK. James K. Fe~ro Enamels Ltd .. OunsdaJe Rd. Wombourn. Wohcrhampton. Engian.d HOSSENLOPP, Arthur M. (LI) 921 Maple\\'ood Dr. Kokomo, Ind. (Delco Radio Div.. General Motors Corp.) . ". HOSTETIER. J. C. (GFI) '1561 Dale Axc . Winter Pa.rk, Fl.a. (Consultant) HOUCHINS, Henry R. (W) Carborundum Co., . BORded Abrasives Div. Niagara Falls, N. Y. HOUCK, Chades E.. 1349 South Blvd . Bethlehem. Pa. HOUDEK, Albin (S) Box 308, Waskon:., Texas (.~cme Brick Co.) HOUGHTON. Amo,, (G) The Knoll, Corning. N. Y. (Corning Glass Works) HOUSEHOLDER. Clifford O. (R) Annstrong Cork Co. Eox 441, Beaver Falls. Pa. ROUSER. Phillip E. R. R. 2, Grcencrest, Fredonia, N. Y. HOUSMAN. George S. (R) Box 17. Norristown, Pa. HOUSTON. H.,.,.,. H. (B) Chance Vought Corp. Astronautic Div. Box 5907. Dallas 22, Texa.s HOUSTON. M. Dc.n (1.) 713 Citadel Rd. Monroeville. Pa.. (Westinghouse Electric COTp.) HOUZE. Annand 1... J,. (G) Houze Glus Corp., Point Ma.riOD, Pa. HOWARD, Harold B. (5) 1103 Arden Rd., Salisbury. N. C. (Taylor Clay Products Co.) HOWAT. Walter L. (DF) 85 Hopping Ave. Statcn Island i.::-':. Y. HOWATT, Glenn (W) 11 Cliffwood Place. Mctuchen. N. J. (Gulton Industries, Inc.) HOWE, David G. (E) U. S. Naval Research Lab. Metallu-rgy Div. Non.FeTTou5 Alloys Branch, Codc 6310 Washington 2.5, D. C. OL.40, No. 10 (1961) HOWE. Ed\\arc F. (\\'J) 313 CarlisI~ A'e., York. Pa. (Dcntists' Supply Co. of Xc\\' York) HOWE. Elroy E. (EFI) Chicago Vitreous Corp. 1425 S. 55th Court, Cicero 50. Ill. HOWE.. John P. (B) Xuc:lear Reactor Lab. Corncll Uni"ersity, Ithaca, X. Y. HOWE. Wallacc L. (R) ~orton Co. One N~w Bond St . \Vorcestcr, Mass. HOWELL, Charles H .. Jr. (M) Nopca Chemic:al Co. 60 Park Pl.. Newark 1. N.]. HOWE.R. Lawrence D . Jr. (R1) 37 Orchud Rd .. Milford, Conn. (United Nuclear Corp.) HOWER. R. S. (1.I) 601 Dogwood A \e.. ~)rtJc Beach. S. C. (Hi-Q Diy . Aerovox Corp.) HOWIE, Thomas W. Campbell & Co. (Roughcastie) Ltd. Roughcastle Works, Falkirk. Scotland HOYET. Eugene (G) R. R. 2. Ford Cit)'. Pa. (Pittsburgh Plate Glass Co.) .HOYT. Rob.ndO. (W~ . . '1.:adrin~a Mouteri'cy,c:.'.A... ApaIUdo 360 Monterrc)'.1\. L., Mexico HSt:. Kuhua l. King's Tcrrace, 1st Fioor Kowloon, Hongkong, B.C.C. (Kiu Foong Enamel Factory (H.K.) Ltd.) H~BBE.LL. Dean S. (E) R. R. 6, Country Club Rd. Connersville. Ind. (Porcelain Stecl Corp.) Ht:BBLE. Dnid H. (R} 129 Alpine Village Dr. Pitcairn, POI.. (United States Steel Corp.) Ht:BER. George S. (M) 230 Dunkirk Rd., Baltimore 12, Md. (Pemc:o Corp.) HUBER. J. M.. CORP. (R. R. Bro\\-ning. Jr.) 630 Third Ave., New York 17, N. Y. H1:BER. John R. (G) 231 Sixth St. ."'-spinwall, Pittsburgh 15, Pa. (Swindell-Dressler Corp.) HUBERWARCO CO. AMERICAN CLAY MACHINERY DlV. (R. A. Garverick) 202 l\. Greenwood St .. Marion, Ohio H1:DECEK. Cad J. (G) Kimblc Glass Co. 1700 N. Westl\'ood Ave. Toledo 7, Ohio HUDSON. Ch.d.. J. (R) 74 Newt01:l St., West Boylston, Mass. HUDSON SUPPLY &0 EQUIPMENT CO. (H. W. Heine) Ninth St. & Brentwood Rd., N. E. Washington 18. D. C. HUESCHN, Robert E. (L) 3280 S. lllth, Halcs Corncrs. Wise. (GenerAl Electric: Co.) Ht:EITIG. Fred R. (LI) 1308 Del Vista Dr:. Valparaiso. Ind. (General Ceramics Db.... Indiana Genenl Corp.) HUFF. John R. (1.) Minne.apolis-Honeywcll RCg'Ulator Co. ]885 Douglas Dr. Minneapolis 22. Minn. HUFFCur. Harold W. (EI) Air Preheater Corp., Wellsville, N. Y. HUFFMAN. Guy D. (G) ]44 Oakwood Rd. Charleston. W. Va. (LibbeyOwens-Ford Glass Co.) Ht:FFMAN.JohnM. (RJ) Box 301, 01i,:e Hill, Kr. 583 .. ,, ! ; I I 1\ , . ,.! .' ~ ',I _ . , 1 I l- I ;1 r i ~, , "ttES. George B. (El) .~:09 I~lan St.. Darton 40. Ohio HURST. James J., Jr- Box 18.51. Georgia Tech. {frigidaire Di\. Atlanta 13. Ga. (rt1Ieral Motors Corp.) HURST. Thomas L. (L) (ifiES. Robert H. (R) J. H. Hughc:s Co. :6~' Grant Ave.. Columbus 15. Ohio MonSanto Chemical Co. Research Dept. 800 l-;. Lindbergh. 5t. Louis 66, ~lo. 'GliES. Walter M. (WI). . -: ')J~ putnam Ave., Zanes\'JIIe. OhiO = "GfiEY. Vaughn V. (R) HUTCHES01\". Ralph L. (B) Linde Co. Dj\. Union Carbide Corp. ,4120 Kenned,, Aye.. East Chicago. Ind. ).&Sic Incorporated HUTCHIXS. John R., III (GI) )1aple Gro\'e. P. O. Fostoria, Ohio 104 Corning Ehd .. Corning. X. Y. 1. \Villiam L. C. (B) (Coming Glass Works) IUdio Corp. of America. Tube Di,,. HUTCHISO::-':. Charles R. )Jarioo, Ind. 2133 Stefko Bhd.. Bethlehem, Fa. 'l5, Chad.. O. ~ 61st St., Apt. A oakland 9, Calif. HUTCHl50X,Ouk (EFI) 2008 CheT1'j Lane. Frankfon. Ind. (IngTam~Richardson, Inc.) llN1K, Mkhl, Jr. (B) HUTCHISON, R. C. (RI) '1!477 Parkwood Dr., Inkster, Mich. 2133 Stefko Blld.. Bethlehem. P.... (ford )4otor Co.) (Bethlehem Steel Co.) :lI:UEL, Floyd A. (BFC) HUTT. Glenn A. (EF) CoUege of MmeralIndustr1es Bettinger Corp.. Pennsylvania State University Univusity P...rk, P.... Gore St.. Waltham. Mus. HUTT, Gotdon M. (R) MEL. Richard (G) 254 O"erdale Blvd. 615 Olympia Rd Pittsburgh 11; P.... .5l J.mes 12. Man. Canada (Rars~w.Chemic.aJCo:) . .": -HYATT.. Edmond P.(L) ,: irMEl.. Roy'('W') . ' . . .. 3i35 S. '310<rE:a5t 5t. 1331 W. GrecoDrt. Toledo 6. Ohio .Sah Lake City 9, Utah (Champion Spark Plug Co.) (Electro.Ceramics. Inc..) .l1PHREY. Richard A. (L) HYDE. Collin (RI) Dc Bell & Ricbardson, Inc.. 581 Oxford St.. Wonhington. Ohio Hazardyille. Conn. (Battelle Memorial Institute) :~D. George}. (W) 22i Poplar -'We. N. \V. Canton. Ohio HY)\ES, Frank 1. (LI) .".merican R~fractories & (Sparta Ceramic Co.) Crucible Corp. _"XD. Ralph (R) Washington .~\e. 1632 Grace St.. Lake"'ood 7. Ohio .~ (.Ohio .C~rbon Co.) ,~;\D. Wl1ham O. (R) Korth Rnen, Conn. HYSLOP, Joseph F~ . "Dromore." Maior's Loan Stand"'ro Lime & Cement Co; Falkirk SCOtland Tttbnical Seryice La.b. Martinsburg, W. Va. (J. G. S'tein &. Co .. Ltd.) :l"XT. John F. (M!) 902 Washington St.. Toms Ri\'er,:N. J. (Glidden Co.) : '~.,.. Malcolm H. (L) Corning Glass Works 5.50 High St., Bradford. Pa. n:::-\TER. Charles E. (W) Grace Sta. A. she\;lle, K. C. (Consultant) :t~TER. On'ille, Jr. IAXDER,}. Richard (M) C'ramie ""r":'$, 9244 Olympic Blvd. Be"erJ~' Hills, Calif. ICHIKAWA. Yoshio (L) lli Lucinda Dr.. Turtle Creek, Pa. (Westinghouse Electric Corp.) Box 182, Alfred.:K. Y. IHRIG. AJI.n C, (G) ::miTER. Richard F. (G) Stanley Dr.. Corning,2\. Y. oI24i 13e\'erly Dr.. Toledo 14, Ohio (Ot\'ens-Corning Fiberglas Corp.) n.:~TER. Richard S. (E) (Corning- Glass \Vorks) IIDA. Yoshio Government Industri...l Research In$t. Hunter .~ssoci...tes Laborato'), Inc. 5421 Brier Ridge Rd. McLean, Va.. 'VPPRT, Paul A. (EI) Hirate.Machi, KitaKu Nagoya. Japan ILER, Ralph K. (B) 7820 Apple Valle)' Ct. Fair Oaks. Calif. (Aero;et-General Corp.) !l;RO. Burgess M:. (W) 811 Haines Ave .. Wilmina-ton 3. Del. (E. 1. du POnt de ~emours & Co.) ILE5, RAMON R.. (G) 2223 St. James Ct. Owensboro. z...y. 3 Wind,, Crest Rd., Beaver Falls, Pa.. (Ceramic Color & Cbe:m. Mfg. Co.) ~'RLBURT, W;1Jiam E. (5) (General Eiectric Co.) ILIFF. Fted K. (W) Harshaw Chemical Co. United Brick Oil'. Jackson & Swanson Sts. America.n labrietta Co. 2800 McG Traffic\\Ol.Y Philadelphia 48. Pa. ILKBAY. Burhan Kansas City 41. Mo. 3C'RLEY, Fo~est R. (L) Grace Research Div., Richland Shale Brick Co. Mansfield. Ohio ILLING. Arne M. (WF) W. R. Grace & Co. 276 Compton Ridge Dt. Washington Research Center QarKsl'ilie. Md. Cincinnati 15. Ohio (Cambridge Tile Mfg. Co.) 'lURLEY. Rob." E. (L) ILLYN. Ale,;:is V. (LI) 3942 No Pennsylvania St. 975 Sandra Dr., Phoenix. N. Y. Inciatipoiis 5. Ind. (Genen.l Electric Co.) (Radi.Qd;orp. of America) 'lURLE~.P. (B) Sp:ra~e'oA1ectricCo. North Ad~s. Mass. i1UR5T,;Erwi'; J. (L) IMMEDIATO, Rob." R. (LI) Sprague Electric Co .. Nashua. l\. H. INDIAN CERAMIC SOCIETY (H. N. Roy) Dept. of Cera~lics Benates Hindu Univ.. Benares, India 332 Harper Pl., Highland Park, N.]. (Genetal Ceramics Dh., INDUSTRIAL CERAMIC PRODUCTS, INC. (C. R. Ohm,) Indian... General Corp.) 965 W. Fifth An., Columbus 12. Ohio INCiER50LL-HUMPHRYES DI B(GO. R'lvG'.-KWeAlcRh)NE R CORP . V 201 E. Fifth 5t Mansti INGHA::--'L Oa,'id ('\\:) cld, Ohio rING.1R,l0"A0.mM0 -eCr~icaIannCnoHOnAl.R:AaDn\SeT.O.iLNlea.nC~daIlN'C:~ Pa. . 0.1. Keedy) Frankfort, Ina I?\SLE'l. Herbert (HonoraT')' BF 5219 Farrington Rd. . ) Washington 16. D. C. (Consulting MineralOgist) Il\SLEY, Roben H. (B) Cham~ion Spark Plu&" Co. Ceramlc Di\. 8525 Butler .".\'e.. Dettoit 11 M' INSTITUT de CERAMIQUE lch. FRANCAISE 6 Grande-Rue Se\'res (5. & 0.). Franc:e IftSlllc.'tn'-S~~ Gntn'al E1Utrie Co. INTERNATIONAL COMMISSION ON GLASS (PietTe Gilard) Institut National du Vene INT2E4RrNueAOTIoOurNleAt.LC MhIarNlEeRro.iu.BSel ~.um , .CHEMIc;AL.COllP.. '''' . . "IN?US'I'R!i<LMINEJiALS 01';', (\\llh..m K. BUtT1SS) Old Orchard Rd.. Skoki~ III IRONTON DIV, '. NORTH AMERICAN REFRACTORIES CO. l). H. Rickey, Jr.) 1Cl0~1\2'eKlaantdion1;4.1, City Ohio E. Sixth Bid g. IRVINE. Geor~e C. (WI) ~nadian Carborundum Co.. Ltd. N.l.ll.gara FaUs, Ont.. Ca.nada IRVIN G: Donale R. ~W) 3122 N. ?'inth Rd.. Arlington'} V., (U. 5. Bureau of Mines) , IRWI~. Glenn H. (R) Kimble Oil'.. Owens-Illinois liOO N. \Vestwood A'e. Toledo i. Ohio IRWIN, Philip P. (w) Potters Supply Co. 11 Washington St. East Lh'erpool, Ohio IRWIN, William W. (W) Potters Supply Co. 11 Vlashington St. East Liverpool. Ohio ISAACS. Richard P. (M) if. Elmwood Dr., Lhingston. X.]. (Hammill & Gillespie, Inc..) lSAGAWA, Jur. Nippon Toki Kaish. Ltd. ::1. Noritakesbinmachi, N'ishiku Nagoya.. Japan 15EXHOUR. C. W., Jr. (5) benhour Brick &: Tile Co .. Bo:oc: t:Ho SalisbuT1'. N. C. ISENHOUR. John H. (SF) 215 Confederate AYe.. Salisbury. X. C. (Isenhour Brick &: Tile Co.) IS5ERLIS. Morris D. (L1 Stabilized Pigments. Inc. Box 251, New Bruns\\ick.l\. J. ITO, Shozo Nippon Gaishi Kaisba. Ltd. 1. 2.Chome. Horita..dori, ),{i:ubo-b Nagoya. Japan ITSCHNER. Robert Tannenrauchstnsse 106 Zurich 38. Swiuerlanrl (Tonwetke Thayngen AG) IVI5. John B. (RI) 18 Standish St.. Frostburg. ~fd. ) (Kaiser Aluminum & Chemll~al Corp IVEY, ]. Ray (5) Acme Brick Co. R. R. I, Millsap. Texas IWATA, M..ahi", (WJ) Pemco Corp. . . )fd 5601 Eastern Ave.. Balnmore 204. . CERA~nC B t..LL'E1'p: J."S BUSCR .. pomon... Greensbc. .\c}(. Mihot: J. rJughc:s;' florence M ...j; Sta. j ,C }(EL, Ro 17321r\'l" Washin' (Office O' j J..C:K SOX , .~: Robinsol Box 1619 j ,C}(50X, ]. 'A\'onbat" ' Lanuksl: (Jackson j'C}(SOX,) "416 Can j l~CJ{SON V. (Philip F Pelham ~ I j.'C}(SOX, ,. Hamson 1 ...'-475 H~nt . San Mari ].,,-CJ{SOX ..,: 13 Maur;;;. (Cabot C )..\(013. Ben l\ationai "fermaic: Philacicl;; j.'COBS. Ch Titanh:rr. Kational 111 Bro.., )~COBS, H. Vereenig' Bo:x:lli, Transva.a j,'COBS, Lo, Ramtite t Chicago ~ JACOBS, Ric Brockwa: Box 175:: j.'COB50~. 2639 Sac: Berkeie' J~COB1.iCc'l FMC Co: 161 E.-4:: j~COBY, W' 3550 Hill (Minnes( JACOLOW." 320 Emp: (Americ: jACQUIER. Cie. Gen~ 12 rue de J....EGER. Ra' Bell Tel~ Murray: J,4,FFE. Ben: 4238 Bir, South E:: (Cle\'ite ( jAHXKE,O EmeT'trOl 14th & C J.\MES. Fr.~ Harding Sta. B. B HMESON. J Libbev_C liOl E. E jA.!\AKIRA~ Internat: 401 1\". B JA2\'ES, Clin J':"~3"'fKSE,JeCfiflea Adams C B-cnt.J~, : Vo:.... 40. ). J JAKOVAC. S ]. (M) JOH2'\SON. Delmar A. (G) ,~BBUSCH. Arth\lT";. ($) ~' pomon;;p, TeTTa Cott41. Co. \V. S. Tyler Co. 3615 Superior Ave.. Cleveland 14. Ohio JANSMA, Funk (~IFI) 402 Tiff: Ave., Horsebeads, N. Y. (Corning Glass Works) JOHXSOX. D. Lynn Greensboro. N. C. 10\0<, Milton K. eL) Hughes AireraIt Co. Florence & Teale 5t5., Bldg. 20 B. F. Drakenfeld & Co. Inc. Box 519, Wa.sbington. Pa. JANSSEN. William F. (M) Bell Telephone Labs. 403 Beta.::S. Salt Lake City 2, t;tah JOH~SON. DudleY B. ('1) 31624 Ronald Dr.. Willowick. Ohio (Glascote Products. Inc.) M.ail St... l018B. Cuh'er City. Cali!. Mountain .<f~xe., Murray Hill. K. J. JOHNSOK. Eade K. (S) ,.. o::EL, R?land D. !L), JANULIOKIS. Anthon)' D. (L) Eureka Brid: & Tile Co. 1732 In.'mg St., N. \\. 31 Stenzil St. Box 338, Clarksville. Ark. Washington 10. D. C. North Tonawanda. N. Y. JOHNSON. Elwin L. (GI) (ORice of 1':41.\"..1 Resc.arcb) (Titanium Alloy Mfg. Div., 822 Melrose Dr. Richardson. Te:tas ,o\C1\.501\, .... Cnnis (SFI) National Lead Co.) (Texas Instruments Inc.) ." Robinson Brick & Tile Co. Bex 1619. D~ver. Colo. l"CKSOl\. James :. A"onhaugh', Stonehouse Lanarkshirc. Scotland (Jackson. EJphick & Co. Ltd.) , IlCKSOl'. Ma,! A. (E) 44)6 Camhna Ave. Garrett Puk.l.td. . ~CKSON VITRIFIED CHINA CO. (Philip R. DistilJator) 2 West St. Pelham Manor 65. N. Y. ]:\CKSOl\'. Wha:rton (M) Harrisons & CrosfieId (Pacific). I,ne. 475 Huntington Dr. ~: .San Mantle; ~if..:. . :". . '. ~ ~CKSON. Wmiam M..: Il (E) 13 Maura Dr. Woburn, M~s. (Cabot Corp.) JAROSI. Jo,eph J. (G) JOHNSON. F,ed H .. J,. (S) 2141 Oxbridge Dr. Toledo 14. Ohio Summitville Tile's Inc. (Libbey-O.....ens-Ford Glass Co.) . Summitville. Ohio 1ARVIS, Theodore (B) Ford Instrument Co. 31-10 Thomson Ave. Long Island City 1, N. Y. JEANNERET. Jan L. (R) JOHNSON. George E., Jr. (RI) Nonh American Refractories Co. Curwensville, Pa. JOHNSON, Gordon H. (E) -492 Abbyshire Dr., Berea, Ohio 24188 Gessner Rd. (Foseco Inc.) JEFFERY, Benjamin A. (W) North Olmsted. Ohio (FCTTo Corp.) Box 32, Tumaeaco~i, Ariz.. JOHNSON. H ..old C. (G) JEFFRIES. Roben N. (W) . Corning Glass Works. 40i ~ild.Dr.... Chattal:looga,11 1 T.enn. (American_1..ava 'Corp.) . ..' . <;:aming, N. Y. .jOHNSON.l_A.. .. ' ..' '. JELINEK, rani.. W. (G) " Progress ngineers. Ltd. 2015 Sheffield Dr.. -Muncie. Ind. Leek New Rd. (Ball Brothers Researdl Co.) Cobridge. Burslem ~o\COB. Bernard T. (RI) JE~};INGS, Edward F. (W) S:oke-on-Trent. Engiand National Crucible Co. Carborundum Co. JOHl'SON. J. Alben (G) :Mermaid Lane & Queen St. Box 268. Perth Amboy.:N".]. Findla.y Refractories Co. Philadelphia 18. Pa. JEXSE!\. Edwin K. (E) Bo" 51i. Washington, Pa. I-'COBS. Charles W. F. (M) 3012 Putty Hill Rd. Baltimore 14, Md. JOHNSON. James E. (GI) Titanium Alloy Mfg. Div. (Briggs Mfg. Co.) 3173 Herrick Rd., Columbus 21, Ohio National Lead Co. JEKSEli. K. J. (M) (Kimble Glass Co.) 111 BroadwOly, New York 6, N. Y. Techmanix Corp., i~ W. Sixth, S. JOHKSOK. James R. (EFt) .JACOBS. H. . Salt Lake C.it) 1, Utah 4 Oak'Knoll Dr. ~. Vereeniging Brick & Tile Co. Ltd. 1ENSEN.-Robert O. (5) . White Bear Lake 10. Minn. Boxlli, Vereeniging . 205 38th St., N. W., Canton. Ohio (Minnesota Mining & Mfg. Co.) T~ns\aal. South Africa J.'COES. Lou;, J. (R) (X'atco Corp.) JEPPSON. Geo,ge N. (RF) JOHNSON. Keith N. 131 Washington St., #54 bmtite Co;. 2563 W. 18th St. Chiago 8. Ill. llCOES. Richa'd A. (G) Brockway Gla.ss Co., Inc. Box 1755, Brockwa). h .. JACOBSON. Loren A. 2639 Sacramento St. Berkeley 2, Calif. JACOBUCCI. John R (M) FM C Corp., Chlor-Alkali Di \'. 161 E. 42nd St.. New York 17, N. Y. JACOBY. William R. (R) 3550 Hilltop St., St. Paul 10. Minn. (Minnesota Mining & MfS". Co.) )ACOLOW. Jul.. (L) 320 Empire Blvd., Brookl)"n 2S. N. Y. (Ameriean r.av~ Corp.) IACQUIER, Pierre Cie. Generale d"Electro-Ceramique 12 rue de la Baume, Paris 8e. France IAEGER. Raymond E. (LJ) Bell Telephone Ll.bs. Rm. -4.237 ),{urn.y Hill. N.]. !~Fn. Bernard (LI) 4238 Hinsdale Rd. South Euclid 21, Obio (Clevite Corp.) l"HNKE. Otto C. (LI) !mertron Inc. Hth 4: Coles St., Jersey City 2, K.]. I.UfES. Frank B. (G) Huding Glass Co. 2524 Midland Sta. B, Box 38, Fort Smith, Ark. lAllESON. Rohert J. (G) l.ibbey-Owens-Ford Glass Co. J101.E. Broadway, Toledo 5. Ohio lA!iAKIRAMARAO. Bh. V. (G) IntCriiational Resistance Co. 40~. Broad St., Philaddphia 8. Pa. 1AN'~Cnoton S. Jr. 3~8 Jeff~son St.. Pittsburgh 28 Pa. 1A.NK, Chlrles E. (5) , Adams Clay Products Co. Bex 32, Maninnille. Ind. Norton Co., One New Bond St. Worcester 6, Mass. JEPPSON. John (R) -40 Westwood Dr., Worcester. Mas!. (Norton Co.) JERMAN. Thomas B. (R) Pittsburgh Plate Glass Co. 632 Ft. Duquesne Blvd. Pittsburgb 22. POI.. JERO. p..ker (EI) 932 Birchwood Dr.. Washington, Ill. (uterpillar Tractor Co.) JIMMERSON. Jame, E. (S) Henderson Clay Products. Box 8iO Henderson. Texas JOHNS-MANVILLE SALES CORP. (N.Jobnson Kent) 22 E. 40th St. New Yo'rk 16, N. Y. JOHNS. William V. (W) Wallace China. Co. Box 4i, Huntington Park, Calif. JOHNSON. A. L. (WF) Glass Container Industry Research Corp. First National Bank Bldg. New Castle. POI.. JOHNSON, Alexander H. H. L. Brisbane & Wunderlich Ltd. Lord St., Ea.st Perth, West Australia JO}J:NSON. Alton E. (LI) ,4903 N. S3rd St. Milwaukee 18, Wise. (Centtalab Div., Globe-Union Ine.) JOHNSON. Ben (G) 100i Dariey Rei. Wilmington 3, Del. (E. 1. du Pont de Nemours & Co.) JOHNSON. Bruce M. (E]) Si Ced;;.r St. Wethersfield. Conn. (Pratt & Whitney Aircraft) JOHNSON. Clarence L. (L) Cent~la.b Dh., GlobeUnion Inc. 900 E. K~fe Ave. Mil'l\'aukee I, Wise. JOHNSON. Darid C. 1004 S. Second St., Champaii'rl, Ill. Brighton 35. Mass. JOHNSON. r.a"''Tence D. University of California International House, Rm. 81T Berkeley 4, uHf. JOHNSON, LeRoy A. (E) 1206 Clevela.nd St.. Evanston, Ill. (Chicago Vitreous Corp.) JOHNSON, Maurice H. (S) 1812 Delco Ave.. El Monte, Calif. (Pacific CIa)' Products) JOHNSON. Paul V. (SFI) S:ruc:ural Clay Produc::s Research Foandatior.. Geneva, Ill. JOHNSON. Rich..d C. (R) Foster Wheeler Corp. Dansville. N. Y. JOHNSON. Robert 149.151 Blvd. Haussmann Paris 8-. France (American Radiator & Standard Sanitary Corp.) JOHNSTON, Dale A. 112 Nagogami Terrace, Rolla. }lo. JOHNSTON. J. G. Leeds Fireclay Co. Ltd. Farnley. Leeds 12, England JOHNSTON, Philip S. (R) A. P. Green Fire Brick Co. 1018 E. Breckenridge St.. Mexico, Mo. JOHNSTON, Terence B. (W) 2683 Altura Dr.. Cincinnati 39, Obio (Cambridge Tile Mfg. Co.) JONES. Cecil M., II (R) i2 Chester St., Worc:ester 5, Mass. (N orton Co.) JONES. Charles L. Clemson Colle&,e Box 4861, Clemson, S. C. JONES, FrankL. (R) Koppers Company, Inc. Koppers Research Center Monroeville, Pa. VOL. 40. No. 10 (1961) 585 ". i 1 I I I I 1 - .. J0>:E5. GC"orge A. (G) 1200 Wheaton Aw:.., Millville. N.]. (Trom:x Inc.) '0;\5, Glen .Ii+.. (B) . '21~. Bever St.. Wooster, Ohio (Allied Eng'ineering Di\'. Ferro Corp.) ]0:\5. Ho\\'ud E. (R) ]oncs6:Mundle Co. 16130 ),1C)'Cf5 Rd. Detroit 35, Mich. )O:\ES, Jobn T. (L) 17105 W. Eighth PI.. Golden, Colo. (Coors Porccla.in Co.) )O:\ES, Ma,."nd J. (E) Pfatldlcr.Permutit. Inc. 1000 West Ave., Rochester 3. N. Y. JONES METAL PRODUCTS CO. (Edwin F. Mulligan) West Laiayettc. Ohio JONES, Paul E. (RJ) Box 182. Mount Upton. N. Y. (Genenl Refractories Co.) JONES, Paul R. (XC) West Virginia University Dept.., of Chem. :Engr. Morgantown, 'V. Va. JONES, Ra;,"mond B. (WI) . . N.tionaJ Tile &- MIg: Co: .' ..: -:".. ~M: 9"'0. Andmon~ Ind.. -',' JONES,Rob,'" E. (5) . Engineering Associates, Inc. Box 52804, Asheville. N. C. J01\ES. Roben E. (WJ) 1011 In-in, CaTisbad. X. 1L (Vitro-Tech Corp.) JOKES, Rob<rt L. (W) Kaiser Aluminum &: Chemical Corp. Box 1031. Baton Rouge, La. JONES. Robert O. (R) Standard Slag Co.. Box J. Gabbs. NeV". JONES. Roger D. (R) 113 Oen-Moore Blvd.. ~ ew Castle, Pa. (New Castle Refractories Co.) JONKER, G. H. Philips Research Labs.. Kastanjelaan Eindhoven. }-; etherl4.nds JONTZ. Melvin L. (M) I 710 Orange Grove Ave. South Pasadena, Calif. (Melvin 1- Jonu Co.) JORDAK, Jobu W. (M) I BUOi.d Di,,.. National Lead Co. Box 167.5, Houston 1. Texas JORDAK, R. E" J,. (W) t Mogic Tile Co. I Box 112. Zan~\;lle. Ohio ! JORGENSEN, Paul J. (B) i General Electric Resea.rch Lab. I Box 1088. Schenecudy,l'\. Y. I JOSCHNY, A. S. (GI) 281 E. Stafford .A"ve. !l Worthington, Ohio JOSEPH. A. Da"'id CB) 325 Ellington Rd. Sooth Windsor. Conn. I (United Aircraft Corp., I Pratt & Whitney Div.) IJOYA BRICK WORKS (Henry J. Abreu) Roseton. No Y. I JOY, Da\';d B. (R) I National Carbon Co. ! 270 Park .s.ve.. New York 17, No Y. JOYNER, Bobb, L. (L) Erie Technical Ceramics Div. Erie Resistor Corp. Box 677, State CoIIege, Pol.. JUDD, Roger D. (S) Endicott Clay Products Co. Box l":. Fairbory, Nebr. JUE, Pa~, (Bl) 223 :-.Yineland Rd., Augusta. Ga. . (U.'S. A=,) . JUELSS. Oa~d (M) Venus Pen & Pencil Corp. SOO Willo'" Ave.. Hobokcn, N.]. 586 JULIEN, Cad A. (L) 231 Anthon Dr. Penn Hills. Pittsburgh 35. Pol.. (Crucible Sted Co. 01 ..\merica) Jt;LIEN, H. Paul (B) .045 Aberdeen Rd .. Lewiston. X. Y. (Carborundum Co.) JUK'E. James .A". Eox 116..It.,llred,~. Y. K KADEY, Frederic L . Jr. (B) Four Bridges Rd.. Chester, N. J. (Johns.Manville Corp.) K.\DISCH, G. E. (R) Quartz Products Corp. Box 628. Plainfield. N. J. KADUK, Edward E. (B) General Electric Co. 0433 Nela Park. Cle"'eland 12, Ohio KAHN, James S. (B) Universit} of California Lawrence Radiation Lab. Box 808. Livermore. Calif. KAHN. Max (G) 04932 Oleander Dr., Wilmington. N. C. KAISER. Leonatd F. (G) : . ~ . .' ~ . . J.32.E:. Wa,"Ju~.St. Maup,ee, Ohio (LibbeY';"Owens;Ford .Gla.ss Co.) . KAISER REFRACTORlES DIY. (James C. Hicks) Kaiser .A,.luminum & Chemical Corp. 300 Lakesid~ Dr.. Oakland 12, Calif. K...A.ISER, William E. (GJ) 21i Paul Dr., Ne..... Kensington. Pa. (Pittsburgh Plate Glass Co.) K..o\LAi\, Andrew S. (R) Walsh Refractories Corp. 101 FCrr)' St.. St. Louis i. Mo. KALB. Gaylord (S). . .660 Alcott, Denver. Colo. x..... (Robinson Brick & Tile Co.) LLtiP. Charles. Jr. (RI) 7343 Sepulveda Bl\'d., Apt. 34 Van ?\Uys. Calif. (Marquardt Corp.) KALMAN. Frank R. (El) 2014 Baxterly Rd., Lakewood 7, Ohio (Pemco Corp.) KAMDAR ..A"nantrai G. Dii""'ijay TjJ~s & Potteries Ltd. Box 2. Jamnagar. India KAMICH, Barnet Z. (B) 11 Garv.ood St.. South Rivcr, N. J. (Anny Ordnance Corps) K..t.,.MLER, Anthon)' R. (Gl) 120 E. Washington St., Du Bois, Fa. (Brockwa)' Glass Co., Inc.) KANAZA\VA, Edward K. (B) 10056 Mann Dr.. Monta Vista. Calif. (Lockheed Missiles & Space Co.) K..J,.:NE. Da\'id W. (L) 369 E. Main St.. Oak Harbor. Ohio (Brush Beryllium Co.) . lUKE, Jobn L. (W) 305 E. Belcrest Rd. Wakefield Meado,,s. Bel Ail, Md. KANOST. Harold S. 14200 LaVergne. Midlothian, Ill. KANTOR, N,H I, (LI) Crucible Steel Co. of America. Box 32, Han-ison. N. J. KAPPMEYER. Keith K. (R) 1208 Leslie Rd. Pitcairn, Pa. (Unitcd States Stec::l Corp.) KARKHANAVALA. M. D. 239, Bota~la Bldg., Tardeo Bombay 7, India (Atomic Energy Commission) KARNER. Ernest F. (Bn) 641 Ardis Ave., San Jose 28. Calif. (G~nera1 Eleetric Co.) K..\RPF. Lewis H. (RI) 8504 Brent Dr.. Cincinnati 31, Ohio (Chas. Taylor Sons Co.) KA.RSTETIER. Bruce R. (G) Corning Glass Works Houghton Park, Coming, N. Y. .KASSEES, John S. (Bl Am~rican Testing Lab., Inc Box 1421, Lancaster Pa . K.~SSEL. Robert (L) , . Frenchtown Porcelain Co Fr~nchl0wn, N.). . KASTEN. Elliott A. (L) 58 Lafa~'ette St.. Saug~rti~s N y (Ferro~cube Corp. of Amer ') . KASTEN, Vernon L. (WI) lea Three Oaks. Box 84. Jaduou M (C~ramo Co. Inc.) , o. KASTEN BElX Ernest L. (w) 37.5 Washington A,,c. Ruthcrford. N. J. (Rutgers. The State Uni\"ers' ) K.....TOK.A". Gabriel P. (Gn 11)' 515 E. 88th St.. Apt. 3B New York 28. K Y. KATZ, Jo><pb M. (Ll) Lockheed Electronics Co. Avionics & Industrial PrOducts D' 6201 E. Randolph St. IV. Los Angeles 22. Calif. K.ATZ. Sigmund (E) 2(4AmCo. oTlhidegrme Aocvrea..f, tWCCo!~t.O)rangt. X . J. ...KAUFFMA)1,]obu'R. (!>lFll" .. -- . )3~85: BRutt R~... <;;Old~n,-Golo . (Spe~aster. Inc.) KAUFFMANN. Otto T. (W) Front~nac Floor & Wall Til~ itrl Box 578. Kingston. Ont .. Canada' KAUFMAK. Abraham (B) 3337 Alma St. Palo Alto, Calif. (Varian Associates) KAUFMAX. Edward G. (Gi K~w York DnhersiH Guggenh~im R~searc:h lnstitt:tt 339 E. 25th St.. New York 10. X. Y. KAUFMAKN", McT'!":s 1. 6534 15th Ave.. N. E. . SI;"attle 15. Wash. KAUTZ, Ka,l (XFll 24 Leon Rd.. Pittsburgh 20. Fa. (ConsultAnt) KAVADAS. Paul P. 2340< 52nd Ave., W. Mountlake Terrac~. Wash. KAY. William T. (RI) E. ). Bartells Co. 1212 Sixth A,,c.. S.. Seattle -I, Was!:. KAYSER. Julius A. (Rn Gladding, McSean & Co. 2901 Los Feliz Blvd. Los Angeles 39, Calif. KEANEY, J. C. (G) 101 Pennsylvania Blvd. Pittsburgh 28. Pa.. (National Lime & Stone Co.) KEANEY, Joseph C., Jr. (G) Feldspar Corp. 101 Pennsyhani.. Blvd. Pittsburgh 28, Fa. KEANEY, Rob,,, C. (G) St. Lawrence Fluorspar. Inc:. 101 Pennsylvania Blvd. Pittsburgh 28, Pa.. KEARNEY, John P. (G) 2335 Edgehill Rd. Toledo 6. Ohio (Kimble Glass Co.) KEBLER. Leonard (E) Ward Leonard Electric: Co. Mt. Vernon. N. Y. KEBLER. Richard W. (B) Union Carbide Research Institutt Box 278, Tarryto1ll.n.l\. Y. KEEDY, M. J. (E) Ingram.Richardson, Inc. Frankfort. Ind. KEEFE, Daniel J.. Jr. (W) \" J Metal & Thermit Corp., Rah'IIl'a}.... KEGG. Robert R. (G) Owens-Illinois 1700 N. Westwood Ave. Toledo 7. Ohio KEHL, Nelson H. (Rn Standard Lime & Cement Co. Martinsburg, W. Va. CERA'lIe BUJ.LtTI" .~HOE, R ;. Vni\"t':"' Col1egt Ed~n ;\ ~IH:\. Fr l'nioll Bo:o: 2;~ ~:1l\1, Lau Pittsbu 6045 Jo Detroit J:~ITH,lJi Canadia 049 Turn Toronte J(ITH. Wt 12304 E. (W, P.l ~tLCH, G. Ingerso Borg~\\' Mansne J(tLLENBI General Niles Gl 403 K 11 J(tLLER. I . . BafteJle. I .505 t:ir. ~tLLER, f Plunge:: I, (Kell~:r . ~tLLER, G Owens.) liOO K'. Toledo; KELLER, R I Californ Box 265. KELLEY,J( l Zonolite I 13.5 S. L KEL-LEY. R Box 32i. KELLY.~( Coors P< KEL-LY,Ha 1545 Lal - (e. s. B KELLY, Job i Kaiscr S ~ Box 217, KELLY. 105. 301 Brae (Quis-Iey KELLY,5rb 1021 Six: (Farmer KELLY. Wi: 5614 T",j E\"ans\'il (Peeries~ KELLY. \Vij Pacific S ,1 104520 .~-'" LawndaJ. KELSEY FE (Sam Fe: East Wir KELSEY, Pa' Philadelpi Sharon H KELSEY, Y. 772 Bon. ij (Internal Chemical KELTON,S: Rohm & Box 672, 1 !;EMP, John , Church 5 (Am~rica !;E)o;AGY, Li Box 18. R (Gen~ral !;E)o;AGY, \\' 770 Fettel ,i Huntingd (S:moiids i \'OL. 40. ]\', niOE. P ::>bert A. (B) ~ Vniversity of Cinc.innati Colleg~ of ).tedici:cc Eden Ave .. Cincinnati 19, Ohio IH:", Frederick G. (B) " l'nion Carbide Researc.h Institute Box 278. TaJ'T)'lo'll.-n. }\. Y. ~1)I. Laurence .'\. (G) pittsburgh Plate Glass Co. 6O-lS John Lodge .ExpTl~5S\\'ay J Detroit :2. M ieh. i ~EITH. Miss L. C. jJ Canadian Ceramic Society 49 TUnlcr Rd. I. Toronto ~, Ont. Canada p:ITH. Wendell P. (RI) 1234 E. lbrvista St... Whittier, UJU. (W. P. Keith Co.) ~LCH. G. W. (W) Inicrsoll-HumphT"Jes Div. BOTe-Warner Corp., 201 E. Fifth St. Mansfield. Ohio ~LLENBERGER.Ceo,.e E. (G) General Electric: Co. Niles Glass Pbnl 40J N. Main, Niles. Ohio ;l.LER, Donald L. (B) Battelle Mcmoriallnstitutc .' 5O~.KiDgA...e~~CabJmbus 1, Ohio. ttLLER. F;atlc1s' ." "' _. Plunger., Switzt:l'"1and (Keller & Cie. A.G.) '. ;:.tLLER, George W. (G) O""cns-lllinois 1700 X. Westwood Ave. Toledo i, Ohio ;:llLER. Ralph H. (M) California Non~metaIIics.Inc. Box 265. Trabuco Canyon. Calif. (ELLEY. Joseph A. (S) Zonolite Co. ]35 S. LaSalle St., OUca.gD 3:111. ULUY, Roger P. Box 32i. R, R. 2, Cape MOl)', 1\.J. ULLY, George: D. (W) Coors PorceJain Co., Golden, Colo. I!l.LY. Hal J. (R) 15~5 Laurel Hts. Alban)'. Ore:. (U. S. Bure:au of Mines) I!l.LY.Jobn V. (R) Kaise:r Ste:e:1 Corp. Box 217, Fontana, Calif. I!l.LY. Josepb F. (R) 301 Braddock A\e.,!..a.nsdowne, P... (Quigler Co. Inc.) mr..Y, S:-'bil B. (B) 1021 Sixth St., Devils ~ke, X. D. (Farmers Mill & Elev. Assn.) tIl.LY, William]. (WI) 5614 Twickingham Dr. E,:.ns,ille II, Ind. (Peerle:ss Pottery, Inc.) tU.Ly, William T. (LJ) Pacific Semiconductors, Inc. J.4520 l\Vi:.tion Blvd. L.n,ndale:. Calif. tzLSEY FERGUSON BRICK CO. (Sam Fergl:son) East ',,"indsor HilI, Conn. lUsEY. h"1 5. (5) Phil.adelpbia Brick Co. Sharon Hill. Pol. trI.SEY. v. v. (GF) "2 Bon Air Circle, Lyncbburt, Va. (lnternational Minenls &; Chemical Corp.) :t!tTO:\', Stanton c., Jr. (G) Robm & Haas Co. Box 6i2, Puedena. 'Tex.a.s try-p. Jobn A. J,. (w) Church .$t., R. R., Brooklyn. Conn. _ (Ameriean~StandaTd) ""'~.~Gy~,.d N. (R) Box 1sj;;R. R. 3, Dover. N. E. (Gcn~l'RefnetoriesCo.) t...'iAGYjo Wilfsam L. (BFI) 770 Fetten-lHtl Rd. liunungdon Valley. Pa.. (Simonds Abrasin Co.) VOL. 40, No. 10 (1961) KEXDALL, Ernest G. (R) Aerospace Corp. Materials Lab., Box 95085 Los Angeles ~5, Calif, KENDALL. Thomas A. (5) University of Kentucky Collegl: of Eng., Lexington, Ky. KENDRICK. Thomas B. (G) Lancaster Glass Corp. 220-226 W. Main St., Lancaster. Ohio KEKNEDY, Edward (G) Corning Glass Works, Corning. N. Y. KENT, Josepb P. (WI) 16 Linden St. Brooklyn 21, N. Y. (Leviton loUe. Co,) KENT. N. Johnson (RI) Johns~ManvilleSales Corp. 22 E .Oth St., New York 16, N. Y. KENT, WiIli&m B. (M!) KentuckyTcnnessec Clay Co,. Inc. MaYfield, Ky. KENTUCKY CLAY MINING CO. (W.]. Watkins) Mayfield, Ky. KENTUCKYTENNESSEE CLAY CO. INC. (Cheste'r Gulick) Mayfield, Kr. KENYON.-ouk (W). .. 18 .Tren~on Ave., Frencbto.wn; X.;. (Frenehtown Porcelain Co.) . KEPKA. George M. (WI) 3901 Brilliant Dr. . Los Angeles 65, Calif. (Sascba Bl'a$tofi' Products, Inc.) KEPLINGER, Robert B. (RFl) Carroll Clay Co. Box 56, Carrollton, Ohio KEPLINGER, Robert B., Jr. (R) Carroll CIa)' Co. Box-56, Carrollton, Ohio KEPPLE. John B.. J,. (GJ) 4~0 W. Pearl St.; Butler, Fa. (American Glass Research, Inc.) . KERPER. Matthew J. (BI) National Bure:au of St:.ndards . Div. 9.2, Washington 25. D. C. KERR, Charles H. (GF) 2861 Chatsworth Blvd. San Diego 6, Cali!. KERR, H. Sinclair (W) Star Porcelain Co. Box 1267, Trenton i, K.]. KERR. Jobn M. (RI) 1425 Brookville Ln., Lynchburg, Va. (Union Carbide Nuclear c.o.) . KERRIDGE, Fnnk E. Johnson Matthey & Co. Ltd. Research Labs., Exhibition Grounds Wembley, Middlesex. England KERSHKER. Willi:.Yn G. (WI) 11i S. 14th St.. Olean, N. Y. (Olean Tile: Co.) KE5KI, J.m.... R. (LJ) ),437 Pine St., Livermore, Calif. (Sandia Corp.) KESSEL, David J. (L) 1012S Mesa Arriba~. E. Albuquerque, N. M. (Sandia Corp.) KESTER. Ralph G. (RJ) R. R. 5, Northc:re:st Dr. Fremont, Ohio (Basic Incorporated) J.:ESTIGIAN, Michael (L) Radio Corp. of America David Sarnoff Rese<:l.rch Center. Princeton. N. J. KEY, Enos 1- (R) - Kaiser Rcfnctories 3 Gateway Center, Pittsburgh 22. Pa. KIBURZ, Walter R., Jr. (R) 510 Hue! St., Mexico, Mo. (A. P. Gre:en Fire: Brick Co.) KICHLINE, Thomas P. (G) Monsanto Chemical Co. Inorganic Chemicals Div. 800 N. Lindbergh Blvd. St. Louis 66. Mo. KIEFER. Roben J. (S) United Brick Di\. AmericanMariett.a CO. 2S00 McG~~ Tr.afficw.ay Kansas Cit~ U, Mo. KIEHL., Harry R. (G) 223 Chemung St., Corning.?\. Y. (Corning Glass Works) KIESOW, Pa"1 F. (G) Forest Hins Dr., Elmin, N. Y. (Westinghouse Electric Corp.) KILCOYNE. Jobo R. (W) Foster Pottery Co. L.td. Frid St.. Hamilton, Ont .. Canada KILGORE CERAMICS CORP. (D. H. Walkup) Box 1619 Kilgore, Texas KILGORE, Ronald V. 227 E. Prospect Ave. State College. Pol. KILLMAR, Henry M. (RI) Carborundum Coo. Box 268 Perth Amboy, N. J. KILMER, JO~'r:e H. 28 Third St., Canisteo,2\. Y. KIM, Kee HyonaSpeer Carbon Co., Inc. . .'Re'5Qrc.h .Lab. .. . .' N.iapn. Fa.ll:s; N. y ... KIM, 'i'ou Song ..0 Ethan Dr., Apt. 2 MuruyHill.:K'.]. KIMBELL, Arthur R. (G) 23 Lakewood Rd. Newton Highlands. Mass. {'unite:dCarr Fastener Corp.) KIMBLE GLASS CO. (Fred D. Pinoui) 1100 N. Westwood Ave. Toledo 1,. Ohio KIMPEL, Paul H. (R) Aluminum Co. of America 1501 Alcoa Bldg.. Pittsburgh 19, Pa. KIMPEL, Robe:rt F. (R) 1138 N. Alameda, !\zusa. Calif. (Aero;et Ge:neral Corp.) KINDER. Alan ]. (S) Pine VOlney Rd. Milledgeville, Ga. (Oconee Cb~" Products Co.) KING, Alan V. (W}) Corning Glass Works Ceramic Dept.. Corning. N. Y. KING, Bumh:.m W . Jr. (EFI) 2234 Lane Rd. Columbus 21, Ohio (Consulunt) KING. Charles B. (G) ]89 Cedar St.. Corning, N. Y. (Coming Glass Works) KING, Donald F. (R) HarbisonWan:er Rdractories Co. Garber Researeb Center Box 98037. Pittsburgh 2i, Pa. KING. HalTY M. (B) 2102 Shad~' Lane: Dr. N. W. Huntsville, Ala. (~ation:.1 Aeronautics & Space: _"'-dmin.) KING. R. M. (XFIC) Ohio State University Dept. of Ceramic Engineering 124 W. 17th Ave. Columbus 10, Ohio KING, Robe:rt M. (E) 1206 Leslie Rd., Pitcairn. Pa. (United States Steel Corp.) KING, Walter F. (M) 311 Arborlea Ave. MorrisvilJe:. Pa. (She:nandoah Silica Co., Inc.) KING. Wayne W. (R) 803 Kingston Rd., B:.ltimore 12, Md. (W. S. Tyler Co.) KINGERY. W. D. (Be) Massachusetts Institute of Technology, Ceramics Div. Cambridge 39, Mus. KINSMAN, Bradley Q. (M!) 1 Wicks Blvd., Coming, N. Y. (Corning Glass Works) KIRBY, Wayne N. 1565 BaTt' A\e. Pittsburgh 5. Pa. 51'.7 , '1 '. I I [' I ,I,.i I I I i ! i;. I .. -..;.,. ~IRCHER. Paul J, (G) Maryland GLus Corp. l 2H7 Wicomico St. Baltimore 30, Md. ~U~CHER, Wolfi'~ng ~ Didicr-Werxe, 16 Lcssinrstr. ~ Wiesb..dcn. West Germany r : ~IRCHHOF. Elizabeth H. (M) , Universal-Cyclops Steel Co'1>. . Station St.. Bridgeville. Pa. ~IRCHNER. H<nry P. (BI) Cornell ACTonautica.l Lab. 4C55 ~n~tt St. Buff.Jo 21, N. Y. ~IRKENDALE.G. A. (XIC) U.s.O.M./L. A.P.O. 271 New York. N. Y. (A]fred UUiVeTSitY) ~lRKPATRICK, F....k (WFI) 2920 Manhattan Avc:. Henneu Beach. Calif. lISTLER. Saml S. (GCl 20 Elizabeth St. S&lt Lake Cit,. 2. Utah (Univenity of Utah) PTCHEN. Ala. J. (R) E. j. Lavine & Co. Box 29. N orrisfown, Pa. trrTLESON. Peter M. Box 787, Allred,.N. Y. ~NE.r....k{G): . . . ... "'r.. CarninE' GW! Wo"rks", Corning.. ):, :Y.: n.tL..~ R()bert (w) American Cbemet Corp. 105 W. Madison St., Chicago, Ill. t:LAUS. Irving (W) 4.5 K. Sixth Ave., Highland Park, N.]. (Ceramco, Inc.) tJ.,WS. Sol C.. J'. (L) 209 Prospect St., Apt. 415 East Orange:, N. J. (Automatic Mfg. Div., Genen1 Instrument Corp.) nEEMAN, L A. (RI) 5800 Stanton Ave., Apt. 101 . Pittsburgh 6, PL (Glass Container Industry Resurch Corp.) -' [LEIN. Jothan D. (!) Lexington Laboratories, Inc. 35 Cam bridge Pkwy. Cambridge, Ma.!s. [LEIN. Otto C. (S) ~ ~ American Zinc Lead & Smelting Co. _ Box 0495, East St. Louis, Ill. :nEINDIENST, Henry W. (R) 12 Maywood PL Kings Park. L. 1., N. Y. (Republic Aviation Co:-p.) 'UEINER. Richard N. (LJ) 42 Mayfair Dr., West Orange, N. J. (Daystrom, Inc.) llEINPAUL, M.... EUrid. Caolini Argille ed Affini S.A.R.L. Via Luigi Raua 2, Milano, Ital)' llEKOTKA. Joseph F. (G) 3601 Rd St., Philadelphia 046, Pol.. (Pbila.delphia Naval Shipyard) ; llEMM. Will;"" A. (B) Kaiser Aluminum & Cbemieal Corp. Reduction Research Lab. Pttmanente. Calif. lLEYMEYER. Oifford A. (5) Standard Brick & Tile Corp. 123 N. W. Fourth St. Evansville S. Ind. lLICKER. E. E. (L) Cbieago Copper & Chemical Co. 2000 W. 127t1o St., Blue Island. Ill. UlMAN, Motton l. 215 Waverley Ave.. Newton, Mass. lJ,oIN'DER. liLt. Thom:.s W. (eJ) it,J04-B La",ton Rd. ort Huachuca. Am. ; j ;tI;-hlJ"JE., S. D An ale ny A. ) ( B ) i R....~., Box ]2, Graytown. Ohio (Brusb Beryllium Co.) VOL. 40. No. 10 (1961) KLI1\:E., Hugh L. (G) Corning Glass Works 10470 Merchandise Mart Ch icago 54. Ill. KLINEFELTER, T. A. (RFI) . ]932 Suffolk Rd., Columbus 21. OhiO KLINGSBERG, C)'rus (B) Office of Na"'al Researcb Metallur')' 6: Ceramics Branch Code 423, Washington 2.5, D. C. KLOCKE, Edward J. ('-0 H. C. Spinks CIa)' Co.. Inc. Box 151. Fort Thomas. Ky. KLOCKl\ER, Hennan Richard (W) Universal-Rundle Corp. l';ew Castle Plant Box 1268. Mahoningtown, Pa.. KLUG. John L. (G) John L. Klug Corp. 760 Exchan~ St.. Rochester 8. N. Y. Xl'AKE. Ronald W. 903 W. Green St.. Urbana, IIi. KN .....PP. James L . III ]0 Salvatore Circle. Danvers, Mass. KNAPP, Robert C. (L) 9803 W. Coldspring Rd. West Allis 20, Wisc. (Ceramic Engineer) KN .....PP Thomas E. (W) .. 120 hIission Yl!!ade Rd: .. .N'"e:o.v Castle,?a.. :. (She'nango China, Inc.) KXAPP. \Villiam]. (BFIC) University of California Dept. of Engineering Los Angeles 24, Calif. KXAUn, Robert W. (R) Chades Ta)"lor Sons Co. Box 14058, Cincinnati 14. Ohio KKECHT. Albert O. (WI) 201 Edgewood Ave.. Kew Castle, P.. (Univcrsa1-Rundle Coi"p.) KNIGHT, Mellen A. (B) Minnesota Mining & Mfg. Co.) 2301 Hudson Rd.. St. Paul 19. Minn. KNIGHTON, Heywood J. (G) 542 Lakepointe Grosse Pointe Park 30. Mich. (Ford Motor Co.) KNISELY. Roh.rt C. (G) McClain Dr., Vineland, N. J. (OwensIllinois) KNIZEK, Ian Otto (R) Panuco No. ]05 Mexico 5, D. F Mexico (Ceramic Consultant) . KNOBLAUGH. Wah.,. C. (RI) Box 2il, R.R. 3, Tiffin, Ohio (Basic Incorporated) KNOPP, Kenneth F. (L) 7 Tucker St., Florham Park. N.]. (Kuthe Labs., Inc.) KNOWLES, Philip S. (S) 21-6 Taylor Rd. Elgin. Texas (Elgin.Butler Brick Co.) KNOWLTON. Donald E. (W) Jackson Tite Mf~. Co. Box 2006. Jackson. Miss. KNOX GLASS. INC. (A. W. Wishart) 220 E. 42nd St.. Suite 2610 New York 17, N. Y. KNUDSEN, Friedrich P. (Bl) <49]2 Crescent St. Washineton 16, D. C. (National Bureau of Standards) KNUDSEN. Rolf Borgesud. P. A.. Norway (Borgestad Fabrikker) KOCH, Daniel O. (M) E. I. du Pont de Nemours & Co. Inc.. EJecnochemicals Dept. 71 Buckingham Ave. Perth Amboy. N.]. KOCH. Renato A.T.E.S. Tubi Elettronici e Semiconduttori S.p.A.. Via PiJe 60 L'Aquila (Abt'UUO.1taly KOCH, William J. (LI) Radio COf'll. of Americ.2 Electron Tube Dh. Harrison. N. J. KOCHANEK. Michel (S) . S. 2206 Blake Rd., Spokane 65, Wash.. (Gladdin~, McBean & Co.) KOECHLEIN. Phil;p J. (R)) 98 Green BrookRd. Dunellen. ~. J. (Laboratory Equipment Corp.) KOEHLER. W. A. (RIC) West Virginia University Engineering Seienee Bldg. }{orpntown. W. Va. KOEXIG, Alan R. 18150 Euclid Ave. Apt. 3B Cleveland 12. Ohio KOENIG. Charles Jaeob (WFl) American Nepheline Corp. 04720 Kenny Rd., Columbus 21, Ohio KOENIG. E. W. (G) International Minenls & Chemical Corp. Consolidated Feldspa.r Dept. Old Orchard Rd., Skokie, 1Il. KOENIG. John (L) 25820 Tungsten Rd. . -.cleveland 32, Ohio ,L. ._. ~ (Glevite Corp.) . . ' '''KOEXiG. Job. (I;FIC) Rutgers. The State University Scbool of Ceramies New Brunswick, 1\. J. KOEXIG. L. C. (X) Lindberg Engineering Co. 24,50 W. Hubbard St., Chicago 12, 1ll. KOHL, Hans .. Leelb2chstr. 117 Fratlkfurt A. M . German~' (De;russa) KOHL. Lou (S) . Celote:\: Corp. Research Center 1100 Nortbwe;st Hwy. Des Plaines, IlL KOHL, Walter H. (L) ]2598 Valley View Dr. Los Altos, Calif. (Sylvania Electric Products, Inc.) KOHLER, Anthony M. (R) <400 Atlantic Ave., Spring l.2'ke,~. J. (Consultant) KOHLER CO. (]. Leslie Kuplie) Kohler, Wise. KOHN.Jo,eph (G) Universal Denul Co. 048tb & Brown Sts. Philadelphia 39, Pol.. KOHNE. Frank H. (W) Ceramic Color & Chemical Mfg. Co. Box 297. New Brighton. Pol.. KOHXKEK. Donald H. (S) ]25 Hopkins Rd.. Baltimore 12, Md. (Pemeo Corp.) KOLLIE. Thoma' G. (B)) 207 Villanova Rd.. Oak Ridge. Tenn. (02k Ridge National Lab.) KOLM. Carol (L) U. S. Sonies Corp. 63 Rogers St. Cambridge 042. Mus. KOLSTAD. John H. (R) Boeing Co. Dept, 3070, Plant 2, Wichita, Kans. KO~!AC. Thomas (R) .5385 E. 1315t. Cleveland 25, Ohio (Republic Steel Corp.) KO~{PANEK,Andrew J . Jr. (L) 260 Woodlawn Dr., Lansdale, Pa.. (Tele:fiex. Inc.) KO~OPICKY,KamiIlo Forsehungsinstitut der F euerlestIndustrie Helmholtzstr. 27, Bonn, German)" KONOWITCH, Gilbert D. (R) 2010 N. 14th Ave. Elmwood Park 35. 111. (Chicago Fire Brick Co.) KONRAD, Howard E. (R) 82 CJi!.ire Dr., Somerville, N. J. (Job,ns-Manville Corp.) 5S9 -. ",oI], K ~~ O.monc rnic X.\', KRE.MERS, Howard E, (R) American Potash & Chemical Corp. 'J. Tider".cg Geldcnna15cn. Holl<lnd 99 Park _4",e.,1'<ew York 16.l\. Y. ...nOP~1.-\X. Peter (R) KREUER. Albert L. (M) Jo"" 1012 uc:upmcnt Dr. Lewiston. X. Y. Orc:{racdon Minerals, Inc. (Gcncul .-\brash'c Co.) Box 247. Andre,..s. S. C. tOOS, E, K (\\'1) KREY. Roger A. (L) Sterling Chin.a Co. , J Et Li,-erpool, Ohio ~OPEl.L La,,tcncc (L) I JL R.. Box 4j~, State College. Fa. (Eric: Technical Ceramics) ! ~OPP GLASS, INC(C. E.. Leberknig ht) Box 8255 1 Pittsburgh 18, Fa. ; ~OPPERS CO" INC- ! (Ftulk L. Jones) 1 Koppers RcSCaTch Center ).fonrO'e\iJle. POl.. Radio Corp. of ..\merica Electron Tube Div., Dept. 688 415 S. Fifth St. Harrison, N. J. KRIEGEL, W. Wurth (XFlC) Nonh Carolina State College Dept. of Mineral Industries Raleigh. N. C. KRIGER. Frederick S. (G) 34 E. Fourth St., Coming. N, Y. (Corning GIus Works) KRIMMEL, George E. 1516 N, Founh St.. Springfield. Ill. JORACH. Maurice Chemical Tec:hnoloaieal Institute KRINSKY. Muvin J. (WJ) Amcrican bdiator & Gcllcrt.tcr .. , Budapest. Hungary Standard Sanitary Corp. ~ORETZKY,Joseph (RJ) Box 907. Trenton S.:to:. J. Battelle Memorial Institute KRINSKY. Richa.rd P. 505 King ....,c.. Columbw 1. Ohio Box 847, Alfred, N. Y. tllRNG\-,H, H..h KROCHMAL.J=m<]. (Bl) . Box 1368. Alfred. X'. Y. 1641 Layton Dr. Dayton 6, Ohio ,OSCHNY. Arth1:Jf . (Wri"bt~PattersonAf'.B) American. Ceramic 5oe1ny.. l.o.c.. -40'55 N'. Higb:St.. ~Columbus 1., Ohio': ". KROllCK.v.:illim H, (G)., ~ , '. ~'Ecll Telephone llbs. tOSHVBA, \Val1cr J (BI) . 555 Union Bk>d., Allentown, Pa. 6'CbufChill Rd.. Con~ngham, POI.. KROEPEL, E. H. (G) (Beryllium Corp. of America) C. K. Williams & Co. ; lOSTIKG. Pea'r R. (B) Z001 Lynch Ave .. East St. Louis, Ill. Arm)" Research Office: (Durham) KROGSTIE, Lars Bernhard Box C).I, Duke Sta.. Durham,~. C. Korsk Teknisk PorseJenfabdkk lOVALICH, Joseph J. (W) Box 188. Fredrikstad. Norwa)" 130 Roosevelt Bhd. Lancaste::-, Pa. KROMHOLTZ, Kurt L. (Bj\ (Radio Corp. of .-\merica) 325 S. "M" St., Apt. 2 lOWAL. Leo B. (G) Livermore, Calif. Canadiatl Pittsburgh Industries Ltd. (Universit:r of California 300 Bhd. St. Croix Lawrence Radiation Lab.) St. LatlrClt, Que. Can..da KRUSON. Jo,..h H. (RlJ _. IOWALK.-\. Warretl R. (G) Box 358, Frostburg, Md. Libbc:y-~.FordGIns Co. KRYWULT. Edwa,d Z. (W) 1101 E. Broad".,., Tolt:do 3. Ohio )71 $1. Joseph Ave. lOZLOWSKI. Joseph J, . Long Beach 3. Calif. Box 827, .o\!fred. N. Y_ (Huntington Tiie, Inc.) _ DAFT, Maurice M. (E) KUBOTA, Buichi Kr.Ut Che:mic.al Co. Matsushita Electric Industrial Co. !H7 W. 18th St. Chicago 8. Ill. 1006 Kadomacho DAFT, R.lph G. (L) Kitakawachi-gun, Osaka . .101pan 458 W. Ellsl\orth Lanc KUCZYNSKI, Geo,.e C. (BC) Milwaukee 17, Wise. University of Notre Dame (Allen-Bradley Co.) Box 145. Notre Dame. Ind. DAFTILE CO. (Edwzrd Meek.;.) KUDAKA. Kat!t1ya Box 2'JJi. Fremont. Calif. Box 1275, Alfred.!'\. Y. n.."'MARSKY, Bcrnhard (L) KUECHLER. Adolph (E) l:ticrowave Chemicals uh .. Inc. 819 S. Grove Ave.. Oak Park. II!. 282 Sennth :\'c. New York I, !\. Y. (Eagle Grinding Wheel Corp.) D...o\NER. Hobart:Or. (BF!) KUEHN. Thomas J. (Ll Bethlehem Steel Co. Carborundum Co., utrobe. Pa. .Bethlebem, Pa. K.UGLER. ~'iIly IRAUS, William ~. 190 Midland .*Ixe:.. Saddle Brook. X. ]. IRAUSE. John T. (Gl Bell Telephone: I..:1bs. )durTar Hill.:\. 1- DEGER. John ~\. (Rl 132 Prospect SL. Woodbridge, N.]. (Consultant) Stonev.are Factory 'Embrach Ltd. Embrach, Zurich. Switzerland KULCSAR. Yr.onk (L) Clevite Research Center 540 E. 105th St.. Cle\'eland 8. Ohio KUMMEL, M."hall L. (GJ) 8227 Schaefer H,,").. Detroit 28. Mich. (Ford Motor Co.) mGG. Eugene X. 501'" t:nh'ersitr Vitlage Salt I...ake Cit)" 8. Uu.h lllHEIEl.. Frederick H. (W) Box 36, Patask.la, Ohio (Bureau of Workman's '- Compensation) KUMMER. Donald L. (B) 2680 N. Waterford Dr. Florissant, Mo, (McDonnell Aircra.ft Corp.) KUNZMAN, Edward E. (M!) 1612 Montrose Dr., T)ler. Te.xu (Feno Corp.) UEIDL. E. L (G) KUPLIC. J. !.<'5lie (W) A. D. Little. Inc. KohlC1" Co. Kohler, Wise. IS Acorn Park. Cambricge 40. Mass. ntID~ Norbert J. (GF) Bata.c:b & Lomb. Inc.. KURKJIAN. =,1<s R. (G) Bell Telephone Labs. . Murray Hill, N. J. ROC!lester 2. ~. Y. lREI~"Ei. En, R- KURONEN, J. Michael 6143 Radford Dr. Seattle 15. Wash. 8Q4 S..~en St.. Apt. 10 St~te C~lege, Pa. KURTZ. Peter, Jr. (BC) 141 Hart Ave.. S..nu. Monica, Calif. tR.LLNER. Walter G. (R) (Univet"Sity of California. Stackpole Carbon Co. St. Marys. Pa. Los Angeles) VOl.. 40. No. 10 (1961) KLlSHXER, Burtor. A, (MJ) Kational Lead Co. 105 York St., Brooklyn. N. Y. KtiYPER, Geoffre" S. (Rl) Griffin Wheel Co. Research Labs. Box 567, Bensenville, Ill. KYANITE MINING CORP. (Gene Dixon) Dill .....yn, Va. KYOKAI, Yogyo Ceramic Association of Japan No.7. Shiba Nishikubosakura~wa-cho Minato-ku, Tokyo, Japan KYO:\K.... Joseph C. (LI) 14304 Bellevue Dr. Hopkins. Minn. (Minneapolis-Honeywell Rel'Ulator Co.) KYSER. John A. (L) R. R. 2, Olean. N. Y. (Hi-Q Div., Aerovox COflJ.) L L"'B.o\~SAT, Jacques Centre Techniqu~.des Tui"les c:,t Briques ' . . . 23'rue de Cronsudf, Patis'XV, Fiance L.4"CH),1AX, Il""'in :M. (BI) 31 Earl St.. Coming.~, Y. (Corning Glass Works) . L.o\CHMAX. Walter L. (B) H. 1. Thompson Fiber Glass Co. li33 CoraO\'a St. Los ....ngeles i. Calif. LACKEY. Walter ]., Jr. Box 85, Fallston, K C. L/\COXICH. Si::'Cto G. Rio Bzm ba 986 Buenos Aires, Argentina (Porcclana Americana S. A.) LACY. Lym., W. (S) Cannon Brick Co. Box 802, Sacnmento 4, Calif. L ....DGE. Moms (L) Hermetite Corp., 100 Ladge Dr. Electronics Park, at Avon Avon, Mass. LaFORGE, Louis R .. Jr. (L) 3 Drum Lane, Slldbur)', Mous. (Sylvani.. Electric Product~. Inc.) LAIDLER. Douglas S. Associated Lead Manufacturers Ltd. 7, Wadswonh Rd . Pcri\'ale Greenford, Midcllesc:;c. England LAIRD, Charles (Sn Box 462. Holl)" Springs, Miss. (Holly Springs Brick & Tile Co., Inc.) LAIRD, James A. (GJ) 341 Zion St., Hartland, Wise. (A. O. Smith Corp.) LA!RD, Robert K. (E) 50 Hallsdale Dr., Louisville 20. Ky. (}un~can--Stanclard) L ... K .....TOS. Andras 1. Box 767, Alfred. N. Y. LaLOX"DE. Ronald E. (E) . Owens-lIlinois Technical Center 1700 N. Westwood Ave. Toledo 7, Ohio LAM. Anthony H. T. Unh'ersity of Sheffield Dept. of Glass Technology Northumberland Rd. Sheffield 10. England LAMAIRE. Rohert V. (RI) Sawmill Rd. WarTen Twp. Plainfield. N. J. (International Nickel Co., Inc.) LAMAR. George:S. (R) Intc:rchemical Corp. Albion Kaolin Div. Heph%ibah, Ga. LAMAR. Wayland W. (R) Heph%ibah', Ga. (1ntCTchemical Cot"P., Albion Kaolin Div.) 591 ~BE. C. ),I. (MFI) ,t :Jl~.Tb.,.CT st.. Evanston, In. (Llnit~d States G,-psum Co.) oJIBERT. Jos...h M. (G) ;. Pittsburgh Plate Glass Co. I. GlaSS RCS~TCb Center ]30:-:': 11472, Pittsburgh 38. Pa. ~B:ERT. Theron Y. (L) ;.~. lectTo-Cf:1'amics. 1111:- 4-;t :&45 S. Sond. W. salt Lake Cit~ 15. Utah . ~~ ~BERTSON.Wjnpte.'\. (BI) P'~ Carbonmdam Co. :'1 Jl:es. & Development Div. : '1 Niagara FaDs. N. Y. : , <)lBERTUS. Ha",ld (B) s,; Spencer Chanic:al Co. }\oc:1ur Fuels Dept. Dwiebt BIdE'., Kansas City 5, Mo. : ~BIE.]. loI:. (R) ": r findlay Refractories Co. j Box 517, WashinltoD, Fa.. ~t'.A.)(ORE.~UX. Jack H. l )fetal & Thcrmit Corp. I Rah~..,.. X. J. .~~PM.o\N. C. M . Jr. (W) ... .1225 SL Clair Ave. ~lt L'i'VCTpOOltOhib. . . (nomer Laughlin Chilli. Co.)' ,~~C.""STER.Raben A. ... 51 Philbrick Rd. Brookline 46, Ma.ss. ;.t.~DB.A"CK. Ch:nles R.. Jr. (MIl Carborundum Co~ Latrobe. Pa. :."XDI5, ~or(re W. (W) Rheern )'b.nufacturing C'J. 7600 S. Kedzic .o\'\"e. Chicago 52. Ill. :..\:\DROX. Rabel (L) Texas Instruments. Inc. Box 312, Dallas 21,Te1as ;,,\}\E. George . ; Bo::t 125i. Alfred. K. Y. L.\.l{E, George J. (MF) I Edpr Plastic Kaolin Co. 1 Edgar. Fla. ~ :..1,.\. Richard L R. R. 1, Alfred Station, N. Y. - L\t;E, Richard O. (RT) Macklin Co.. 2917 Wildwood A\e... Jackson. Mich. . L.\?\G. James E. Box 1282, Allred.}\, Y. La....\"G. Richard L. (R) Ohio Fuel Gas Co. Box 433, Cambridge. Ohio l\.'\G, Samuel G. (E) Han\\'ood Glass &: Metals Co. Box 865, Martinsbt!Tg, W. Va. LAl'G, S. M. (BF) Owens-Illinois Technia! Center 1700 N. Westwood _o\ve... Toledo 1. Ohio l..\.'l\GE. Louis A. (R) Industrial Hut Control Products 6-41 H:l\rthome A..e... Sooth Mil"l'2ukee, Wise.. ls,.XGE, Roben V. (G) Pittsburgh P1.ate Glass Co.. Works:::4 Ford City, Fa. tA~GLEY, Robert C. (B) Hanovia Liquid Gold Div. Engelhard Industries, Inc- One W. Centn.l ATe. East Nn':llrk.. No J. LANGROD. Kasimi, (R) 4433 Muriena Ave.. Apt. 8 Sherman Oab, CaJit (Atomia International Dh. h'onh American Aviation, Inc.) LANGSTON, P<rr)' R.. J'. (L) 21 MeChanic St., Marblehead. Mass. (Syh'_~ Electric Products. Inc.) l.A."GST~. Robert B. (C) Uni\tlsit:etof California Hea~t Miiiing Bldg., Rm. 264 Bcrkeley +,"'Calif. :'A~IER, William S. (R) Babcodc &: Wilcox Co. Old Sa\"2nnah Rd. Angusta, Ga.. 'T..V...", 4n ,n rlMn LAl\XES, Eugene M. (RI) 1695 X. Union St.. Fostoria, Ohio (Hoci'anaes Sponge Iron Corp.) L ......PP. Gro'\"er W. (MF) Lapp Engineering Co. 83; Laguna Dr.. Venice. Fla. LAPP INSULATOR CO .. INC. (K. E. Stettinius) Le Ro)', 'N. Y. L ..... PSAXSZJ\:y. Roland L. (G) 1426 Bristol Aye., Wcstchester, Ill. (Inland Glass Works) LARISCH, Herbert W. (L) 10 Rutgcrs St.. E. Hill Estates Smithto\\n. N. Y. (Spem Gyroscope Co. Electronic Tube DiY.) LARISEY. Donald R. (M) Edpr Plastic Kaolin Co. Edgu, Fla. LARKIX. Paul G. (W) 250 X. Harri50n St., Campbcll. Calif. (Consultant) L.ROCCA. Fnnk J. (R) Colorado Fuel-& Iron Cory. Box 316,.Pueblo. Colo. LARSEN. lnge" Marie A'S Bing- & GrondaM Vestcrbrogade.149 Copenha'gen. Denmark LARSEX, Louis R. (B) BeT";dlium Corp .. Tuckerton Rd. Rcading. Pa. LARSOX. Charles E. (W) 100i 28th St., Parkersburi>. W. V~. (A. B. Chance Co.) LARSOX. Paul F. (S) 3866 }\orman Ave.. No W. Canton, Ohio (Metropolitan Brick Co.) LARSON. Silas B. (RI) 1314 Pollock Rd., Mexicc, Mo. (Kaiser Aluminum & Cbemical Corp.) LARSON. Thomas L. (R]) 9i1 Pleasant. Boulder, Colo. (U. S. Navy) LASDAY ..4"lbe1"1 H. (G) 2578 Beechwood BI~d. Pittsburgh Ii, Pa. (Consultant) LASEMAN'. 'Malcolm E. (R) 51 S. Fenton St., Den\er 26, Colo. (Demer Fire Clay Co.) LASS. George (R) 20 Elizabeth St., Buckhannon. \Y. Va. (Corbart Refractories Co.) LATHAM. Richard S. (D) Latham. Tyler, Jensen 153 E. Huron St., Chicago 1), Ill. LATHROP. David L. Box 7, Alfred, N. Y. LATlloI:ER. Glen H. (R) 2613 Dogwood Lanc East Norriton Tv.-p .. Norristown. Pat (E. ]. La"'ino & Co.) LATI~ER, Horace L. (WI) 1333 FirwooQ Dr.. Pittsburih 16. Pa.. (0. Hommel Co.) LATIMER. Trcnt W. 1836 K. Star ......ve., Apt. H Columbus 12, Ohio LATTIN, Judson M. (R) 936 E. 167th St. South Holland. III. (International Hanestcr Co.) LATVA, John D. (B) <4233 Leshcr Dr. Apt. 1 " Kettcring 29, Ohio (Aeronautical Systems Div. W,ight.Pattenon Air Forcc Base) LAUCHNER,Julian H. (EIC) Mississippi State Universit) Dept. of Ceramic Engineering State College, Miss. LAUGHREY. Jamcs C. (\V) 216 McKnight: Circle Pittsburgh 37. Pat (0. Hommel Co.) LAURIE, Dominic (RI) Titanium Alloy Mfg. Dj,. Kational Lead Co .. Box C. Bridge Sta.. l\iagara Falls. X. Y. LAUZAU. Wilbur R. (R) h'ational Carbon Co.. Fostoria, Ohio L\VEXDEL, Henr~' W. (B) Lockheed Aircraft Corp. Lockheed Missiles & Space Di\. 3251 Hanover St.. Palo Alto. Calif. LAWLER. Ham A. (R) 10-A 67tb St., Ni.gara Falls.~. Y. (Carborundum Co.) L ......WLESS. Emmett ........ Jr. (S) Acme Brick Co. Box 448. Mah'ern, Ark. LAWRENCE, Howard O. (W) Industrial Ceramics Ltd. Cooksville, Ont., Canada LAWRENCE. Ralph V. (RI) 926 Kenneth Rd., Glendale 2, Calif. (Gladdini'. MeBean & Co.) LAWRENCE, Richard G. (5) 209 Briarwood Dr., Terre Haute. Ind. (Ma.rion Bock-Corp.) LAWR'E2{CE. Walter F. Jr. (LI) ... " 153M.orningside Rd .. VeronCl., N. J." (RCA Victor) LAWREXCE. Viil1is G. (BFIC) State University of :\ew York. College of Ceramics. Alfrcc.. X. Y. LAWSOX, W. BrCl.nch (W) 6-171\. Elm St., Erwin. Tenn. (Lawson Feldspar & Minerals) LAWSON.jOHXSTOX. Pete, O. (M) Caner Rd., Princeton. 1\. J. (Feldspar Corp.) LAYDE:-i, Georg.e K.. Jr. Pennsylvania State University Box 23. Mineral Industries University Park. Pa. LAYXE, Fred A. (WI) Louthan Plant. Refractories Di\'. Ferro Corp .. Box 781 East Liverpool, Ohio LAYSON. W. G.. j,. (L) 518 Sterling St.. Chattanooga 5. Tenn. (America:r: LaY:l Corp.) LAYTOX. Donald R. (Gl) 412 X. Shabbona. Streator. Ill. (Thatcher Glass Mfg. Co.) LEA. Anhur C. RO~'al Worcester Industrial Ceramics, Ltd. GiHach Rd., Ton),efail Ponb. Glam, South \Vales LEAD INDUSTRIES ASSOCIATION (Sid W. Turner) 292 ~tadison Ave., Kcw York Ii, 1\. Y. LEAKE. F.-d. J'. (M) Evans Lead Corp., Box 1467 Charleston 25, W. Va. LEAXDER, K..l j. Hopnas-Billesholms AB Hoganas. Sweden LEATHERMAl\.John H. (W) 5444 Arlington ......vc., Ri\-erdale 71, N. Y. (Cen.mco Inc.) LEAVER. Stanley (R) 97 S. Buffalo St., Apt. 4 Orchard Park, N. Y. (Elcctro Refractories & Abrasives Corp.) LEAYCRAFT, Ed.., C. (L) 90 Rock Cit)" Rd., Woodstock. N. Y. (IBM Co,.".) LE BELL, Rolf Casimir Parg-as Kalkbergs Aktiebolag Pitkamakivagen 9, Abo, Finland LEBERKNIGHT. C. E. (GF) Kopp Glass. Iuc. " Box 8255. Pittsburgh 18, Pa.. LEDDY. Robert "M. (SI) Alliance CIa)' Product Co. Box 128. Hammonton, 1\. J. I,,,i i I I I i i I I I I I rI sPuLtOeCW,CFeontTmCi$~t .1..I.D(eW...')Box JJ7 ~n ..... ntonio 6, Texas C1-AY PRODUCTS CO INC. ()fartin S. Bowne) OuTfield. Ky. Chong Kcun central Industrial Resan:h Institute 199 Tong SoonDone. Choneno-ku i... ~ul. Korea lf~-D13. William (B) Rambler Rd.., Graylyn CTeSt i~ Wihnineton J. Del. ( I. du Pont de KCIDOmS 4:: Co.) ; " Harl.y C. (RF) ,.rjuic Incorporated H.,..,..:.sJ:'! ,..S HanDa BIde., Qnoel.a.nd IS. Ohio A.. J,. : ,tInt W. Gray St.. Elmira. N. Y. .... J.m.. A. (S) Y"S' oathern Brie-II: & Tile MfgTS. Assn. ~ %30 SpritJr St.,~. W... A1W:ta J. GL .JJ: Kenneth R. Z1 Windham Rd.. Hillsdale,. 1\.1. : p. wmiam (LI) t _ 20-1 W. Hi&,b St Red Lion. Pa. ' (Vitl"&mon. Inc.) :: William S. . Box 346, Bishopville,. S. C. ;ttllS. Donald H. (E) . '. ;1218 Second St. Hermosa Beach, Calif. (Aerospace Corp.) :lfZVER. Robert A. (B) General Telephone & t!ectTonics Labs., Inc:.. 1015 Corpor.a.tion Way . Palo Alto. CaJiL ;,aTEL. Philip C. Jr. (L) Coming Glass :.!ITORGE. John Works. w. (L) Contini. N. Y. 19 Highland Ave. L:"'t:IDtield C~te:'. Mass. (Emerson & Cumine-. Inc.) :!FORT. Henry G. (RI) LaWTenc~ Radiation Lab. Bldg. I73B Box 80S. Livermore, Calif. :!CGETT. Hyman (R) 11023 Cbimmeas ATe. )0;orthridge. uHf. (Hughes Tool Co.) :!RERON, Haroid E:ablissemenu Porcher Usines de Renn, Ardennes. Fnnce !!liliAN. Kentleth A. (M]) 305 Western Ave.. Aspinwall. Pa.. (S~dellI>ressleT Corp.) ;LRY.ANN, Hans lc.stit1:l:t fur Steine u. Erden B~kademieOausthal Zd1ntnerstr. 2 a ~usthaJ.Zdlerield. West Germany :!lBIG. Edward C. (R) Co~hart Refractories Co. 940 Commonwealth Bid&". Louisville 2, Ky. :L!POLD. M.rtin R .. k (lU) J110 L.andfaiT Rd., Pasadena., Cali!. (Jet PTopulsion Lab.) .4!SER. Cni~ F. (BJI) 2t78 StiJh~'ateT Rd. S~ Paul 19. Minn. (Minnesota WiniDg &: Mfg. Co.) .!lSE:Y, William B. (L) 615 lm Ave... Wuhlenbcrz Pad: Reading, PL (Western Electric Co.) t:!TEN, C.d F. (R) Electro Refractories a: Abruh'es Corp. 344 Dela\\we Ave. Btdia.1o 2, N. Y. .Lt, Eberhp-d (B) 242 N, P~e Ave., Apt.. 303 Oak RidgTenn, (Bausch!&: t:Ilmb. Inc.) :l:MERMiAN. ~ul C. (R) 12800Shaker1Uvd. Oe\"Cland lOr Ohio (E.. t, du Pont de Nemours &: Co.) c. 40, No. 10 (1961) l.I.MUNYOX.James S. (E) Tappan Co., 250 Wayne St. Mansfield. Ohio LENCHNER. Theodore (DF) 4625 Fifth Ave.. APL 707 Pittsburgh 13, Pa. (Ferro Corp.. Color Div.) LENNON. A. G. (W) Canlldian Potteries Ltd. 360 Blvd. du S~minaire St. Johns. Que .. Canada LENNON. John W. (B) Battelle Memorial Institute 50S King Ave. Columbus 1. Ohio LEONARD. Bruce G. (R) Douglas Ain:naft Co. IDC. 3000 Ocean Park Blvd., Dept. 852 Santa Monica. Calif. LEONARD. Jean (M) 96-2.. Corona Ave.. Corona 68. N. Y. (Jean Leonard Cen.mics) LEOPOLD. Jean R. Leopold & Cie. Pfaffenhoffen. (Ba.sRin). France LEOWOLF. A. L. (R) Carborundum Co .. Globar Div. Niapra Falls. N. Y. LEPIE. Myron P. (BI) '18 Tra...is Dr.. Chestnut Hill 67, Mass. (Ra~"theon Co.) LEPORE. Donaid A. (XJ) 136 Bridge St.. Roselle Park. N. J, (Airtron. Inc.) LEPP. Jack M. (5) 1357 Nichols Pl.. Ashland, Kr. (url)'ie Tile Co.) LERMAN. Leon (LI) Sylvania Electric Products. Inc. Components Labs., Bldg. 4 Mountain View, Calif. LESCELlUS. T. Joseph (B) 136 Rernick A\e.. Saginaw. Mich. (United Carbon Products Co.) LESCHEN. John G. (L) Gencnl Electric Co., Rcsarch Lab. Box 108S. Schenectady, N. Y. LESLIE, Ernest R. (R) Norton Co. One New Bond St. Worcester 6, Mass. LESTER. Ronald H. (WI) 420 Mt. Hebron Dr., Ellicott City. ~d. (Gcn~ral Electric Co.) LESTER, W. Ronald (GF) Emhart Manufacturing Co. 333 Homestead Ave. Hartford 2, Conn. LESZL, Matthias "Smalteria e Metallurgiea Veneta" Bassano del Gnappa, Italy LETORT. Marc Yves Centre National d'Etudes et Recherches Ceramiques 3 Avenue Paul Doamer Paris 16, France LETTER. Eugene C. (B) Bausch & Lomb, Inc. Materials Research Lab. Rochester 2. N. Y. LEVEn. Peter D. (L) MinneapoIisHoneyweU Regulator Co. Ceramics Lab. 1885 Douglas Dr. Minneapolis 22. Minn. LEVI, Orn>ond. S. (G) VerdA-Ray Corp. 615 Front St Toledo 5, Ohio LEVIN. E",..' M. (BF) National Bureau of Standards Di .... 9.7. Washington 25. D. C. LEVINE. Irving L. (L) 510 S. Wilson Dr., Brookfield. Wise. (General Electric Co,) LEVINE. Sidney (M) NDnm~t411icMi"naIs Procrssi..g MagcriJI' 2728 EueJid Ave.. Cleveland 15. Ohio LEVINSON. Solomon (L) 83 MOrg;u1 St., Stamford. Conn. (Vitramon, Inc.) LEVIn, Stephen R. Bo:o: 1283. Alfred. K. Y. LEWIS, Albert D. (G) O ....ens-llJinois 17001\. Westwood Ave. Toledo 7, Ohio LEWIS. ArtbUT E. (B) til';4 Verdura Ave. Goleta. Calif. (Hoffman Electronics. Inc.) LEWIS. Gordon E. (51) Glen-Ger)' Shale Brick Corp. Box 206. Shillinet0n, Pa. LEWIS. John L. (G) LibbeyOwensFord Glass Co. 1701 E. Broadway, Toledo 5, Ohio LEWIS. John W .. J'. (IU) Dixie Div. A. P. Green Fire Brick Co. Kimberly, Ala. LEWIS. Thomu W. II G~rl'ia Instit1:l:te or Technology Box 3083. Atlanta 13, Ga. LEWIS. William C. (G) Big Flats. l\. Y, (Corning Glass Works) LIBBEYOWENS-FORD GLASS CO. (Ro~' A. Nyquist) liOl E. Broad .....:a). Toledo 5. Ohio LIBERATORE. Laurence C. (G) T.aylor Instrument Co.. Inc. 95 Ames St.. Rochester I, N. Y. LIBERTO. James L. (RJ) 502 Banfield Ave., Foll.ansbec, \V. Va. (Wheeiing Steel Corp.) LIBERTY GLASS CO. (Fr.ank P. Collins) Collins Bldg.. Sapulpa. Okla. LICHT. Charles A. (R) U. S. Reduction Co. 4610 Melville Ave.. East Chicago. Ind. LIED, Roben C. (R) Argoane National Lab, Box 299, Lemont, Ill. LIEDERBACH, William H. (LI) R. R.I. Forest View Acres Box 325 K. Flemington, N. ]. (Radio Corp. of America.) LIETZ. T. H. C. University of Hamburg Grindelallee 4S Hamburg 13, Gennany LIGOX. Elm.. R. (SI) W. S. Dickey Oay Mfg. Co. Box 402. Pituburg. Kans. LILLER, William. P .. Jr. (5) Pittsburgh Plate Glass Co. Chemieal Diy., One Gateway Center Pittsburgh 22, P... LILLIE. Donald E. 4J2 Oakdale Dr. Smyrna, Ga. LIMES. Robert W. (RFI) Republic Steel Corp. 6801 Brecksville Rd. Research Center. Cleveland 31. Ohio LIN. Francis C. M. (G) Westinghouse Electric Corp. Materials Enrr. Dept. Ceramics Sect. 7325 Penn Ave Pittsbur,.h 8, Pa. LINCOLN. Oai.. E. (W) 165 S. Quay, I..akewood 15, Colo. (VitriNeer Corp.) LINDEMER. Terrence B, (RJ) Inland Steel Co.. 7035 Woodmar Ave. Hammond. Ind. LINDEN. Cad H. (R) E. ]. Lavino & Co. Box 8i2. Freeport. Texas LINDE~THAL.James R. (LI) W. 185 N. 8992 St. James Dr. Menomonee Falls, Wisc. (Centralab Div. GlobeUnion Inc.) LINDENTHAL, John W. (GI) Box K. Lakehurst, N, J. (Engelhard Industries. Inc.) - I 'I I I I -- - .,"pGRES. Erik ,I" Royal CopcnbOlge:D Porcelain )&:a:cufa.ctory & The Faience ~anufaetory Altlmmia Smallcgadc 45 Copenhagen F. Dnlmux ,.I,PQUlST. C. Abo. J,. (Ll) ,v '281 Larkspur DT. I Westminster. Calif. ~ (Grcentree Electronics Corp.) 1i ~DROTH, Stig A. 11' Skovdc Gasbetoug AB " Skovdc. Sweden ~~PSAY. Carey E. (lU) : 921 Fairway Dr.. WalTen. Ohio (Niles Fire Brick iv. Jlexic:o .Ref~ctories Co.) 1J1/PSAY.]. Goldoo (R) Aluminium Labs. Ltd. /l.mda. Que. Ca:Dada. \IJlDSEY. _ S. (Wl Uilwhite Co. Inc.. Box 15038. Houst01l20, Tcxa.s ~'K12H70ORRoNs'e, dWaliellDiar=.. H. (W) li&llSfield, Ohio (Iftl'eTSoU-Humpbryc$ Div. Borg.Wamer Corp.) tClN. Ric.h.url W. 650 Linden Lant, Martinez, Calif. <l''TZ. E. H. (WFJ) .. 16 SpTi.nghaven Rd.. Wh~ling. W. V.. (Wheeling Tile Co.) t,U-"\\OOD. Sidney H. (L) StackpOle Carbo.D Co.. SL Marys, POI.. tll'PMAN. Alfred. Jr. (R) : Jtcynolds MeWs Co. . Box 97, Bauxite. Ark. , iJfHIUM CORP. OF AMERICA. INC. (0. M. Peterson) 930 MillCT Dr Medina.. Ohio -urTLE. Jack R. (Ell Pfaudler-Pennutit:. Inc.. 1000 Wrst Ave., Rochester,~. Y. UrTLE. John M. (5) Pomona T CrT.. Coua Co. Box 68. GuU, N. C. UTTLETON.]. T. (Honorary, GF) Corning' Glass Works. Corning, N. Y. UVOVICH. Andrew F. (R) Cniversal At1~ Cement Co. 33i K. Virginia St.. Hobart, Ind. llOYD. Jan,., H. (l.l) Visking Co. 6i33 W. 65th St. Chicago 38, Ill. u.oYD, Katherine (E) ~iser Aluminum It ChcmiQ.! Cor;;. 300 Lakeside Dr., Oalclanc 12. Cilif. 10. WingCheuk (L) Bell Telephone Labs. 555 Union Blvd Anc:::nov.'U, P.. LO!AUGH. Frank E. (lU) 1052 She-rman Ave- PlainncJd.. No J. lOBDELL, Edward ll. (G) Owcns--IIlinois 901 N. Shabbona St.. $t:re:z.tor. IlL lOCERIA COLOMBIANA S. A. (Elkin Echavarria) Apart.do. Aereo No. lQ-46 ll:cdeUin. Colombia 1.OCH. Luther D. (Bl Third St.. Youngsto...-u. N'. Y. (Carborundum Co.) lOCKE. Ralph S. (Bl Diamond Springs Ume Co. Box <C09. Diamond Springs, Calif. UlCKHEED AIRCRAFT CORP. Lockheed Missiles &. Spacc Div. (Henry w. Lav~deI) 3251 Hanover St., Palo Alto, Calif. toEHRKE. Ha,.". F. (L) 3655 :Q,eechway Blvd., Toledo 14, Ohio (Ow~-IIlinois) loGAN biAY PRODUCTS CO. (B~~ A. Holl) Box 698 login, 'O:b.io UlGAN. Doo'N. (Gl J041 Pinetinnt Rd.. Toledo 13, Ohio (Toledo Enginet:riAg Co., Inc.) VOL. 40, No. 10 (1961) LOCIVDICE, J05eph S. (B) 1002 Creen Hi1I5 Rd., Toledo 1, Ohio (Owens.Illinois) LO~DEN.William H. (5) 24,56 S. Patton Ct.. Denver, Colo. (Robinson Bride & Tile Co.) LOKDEREE, Joseph W., Jr. (B) 130 Davis St., Painted Post, N. Y. (Corning Glass Works) LONDONO, Hernan Apdo. A. 1105, Medellin, Colombia (Loct:rU Colombiana) LONG, Bernard Glaces de Boussois 22, Boulevard Malesherbes Paris 8, France LONG, George (B) 512 Longvue Rd. New Ke-nsington. Fa. (Alcoa Rnearch Labs.) LONG, Ha,.". E. (E) American Porcelain Enunel Co. 1285 E.. Keating Ave. Muskegon, Mich. LONG. ]oho V. (Gl Solar Aircnft Co. 2200 Pacific HW). S~n Diego 12, Cali!. LONG, Luther L. (G) Owens-Corning Fiberglas Corp. Case Ave., Newark. 0hio . LONG. Robert. Sr. (E) American Porcelain En.amel Co. 1285 E. Keating Ave. Muskegon 36, Mich. LONG. Robert J. (E) American Porcelain En~mel Co. 128S E. Keating Ave. Muskegon, Mich. LOXG, Robert R. (W) National Tile & Mg. Co. Box 940. Anderson, Ind. LONG. Russell E. (WI) AmeriC2.n Olean Tile Co. 1000 ynnon Ave., Lansdale. Pa. LONGENECKER. Robert]. (MI) Foote Mineral Co. 18 W. Chelten Ave. Philadelphia 44, Pa... LONGFRITZ. Robert K. (RI) Oarlleld Oay Products Co. Box 748. Oearfield, Fa.. LOOMIS. Dav;d G. (M) Loomis Engineering & Mfg. Co. :::22, R. R. 46, Caldwell, N.]. LOPES. Cb:a.rles A. 12 Meadowlark, East Northport, 1'\. Y. LOPEZ. Ruben H. Cbacabuco 118, 2nd Floor Buenos Aires. Argentina LOREY, Frede:rick D. (GI) One Pinewood Circle, Corning. N. Y. (Corning Glass Works) LOREY. G. Edwin (BC) Missouri School of Mines Dept. of Ceramic Engineering Rolla. Mo. LOSCO. A!fled G. (L) 15 Winters St. Oakland, N. J. (Silk CitY Ceramics & Tool Manufacturing. Inc.) LOUDEN, Robert H. (WI) .... McGcan Cbemic:al Co. 1250 Terminal To...er Cle:veland 13. Ohio LOUGHERY, William]. (G) Robm & H~as Co. Box 219 Bristol, Pa. LOUGHRIDGE, Fre:derick A. (G) 128 Pine St.. Manchester, Mass. (Sylvania Electric Products, Inc.) LOVE, Bernard (B) Rese:aTch Chemicals Div. 110 W. Providencia, Box 431 BUTbank, Calif. LOVELAND. Edwald W. (B) 296 Knox Ave., Qiffside Park, N. J. (Fran-SteI Corp.) LOVELL, Rober. B. (G) Modiglass FibeTS, Inc., Box 86 Bremen. Ohio LOVENBACH. J. Glaceries de Saint Rocl1 S. A. 71, Av.lL Vandendriessche Brussels IS, Belaium LOWE. Eal! C. (SI) Box 46, Logan, Ohio (Straitsville Brick Co.) LOWE. Edwio C. (R) 405 Sarah St. Cbippawa. Onto. Canada (Norton Co.) LOWE. GeOl.' K. (GI) Charles Taylor Sons Co. Heirhts-Rockeeller Bldg., Rm. 214, M~yDeld at Ltt. Cleveland 18, Ohio LOWE. Ge...ld E. (R) Kaiser ReIractories Co. Mexico, Mo. LOWE. WUHam S. (R) A. P. Green Fire Brick Co. 1018 E. Breckenridge St., Mexico. Mo. LOWER, Cbrcnce G. (S) New Bethlehem Tile Co. 311 Lafayette St.. New Bethlehem, Pa. LOWER. David H. (Sj) 224 Penn St., New Bethlehem, Pa. (New Bethlehem Tile Co.) LOWER. Lloyd C. (S) 227 Washington St. New Bethlehem. Pa. (Ne",' Bethlehem Tile Co.) LOWER, Lloyd, Jr. (S) New Bethlehem Tile Co. New Bethlehem. Pa. LOWRANCE. Da\id T. (BJl) Ch.ance Vought Co:-p. Astronautics Div.. Box 5907 Dallas 22, Tens LOWRANCE, Robert T. (W) Jackson Tile Manufacturing Co. Box 2006, Jackson, Miss. LOYT'TY, Eric 225 Pritchard Ave.. Corning.1\". Y. LUBALIN. Irwin (R) Shaw Process Development Co:-p. 80 Shore Rd. Port Washington, K. Y. LUBKE. Heinz. Feldmuhle Papier-und Zellstoffwerke Aktiengesellschaft 41 Poststr'asse, Dusseldorf. Gennany LUCAS. Howard R. (G) Owens-Illinois Technical Center 1700 N'. Westwood ... ,"c. Toledo 7, Ohio LUCAS, Joseph M. (W) 1431 Broad Blvd. Cuyahoga. Falls, Ohio (U. S. StonewaTe Co.) LUCEK. Joho R. (Ll Genua! Electric Co. One Plastics Ave., Pittsfield, Mass. LUCIER, Arthur E. (B) 704 Runnymede Rd . Raleigh, :to:. c. (North Carolina State College) LUDOWICI. Johann W. Landhaus ]ockgrim Rheinpfalz., West Germany LUDWIG, David W. (GI) Pittsburgh Plate Glass Co. One Gateway Center Pittsbur'l'h 22. Pa. LUEDERS. Roland (Ml 324,1 Bradford Rd. Cleveland Heights 18, Ohio (Ferro Corp.) LUHRS. Mill,n E. (Gl LibbeyO,,ens-Ford Glass Co. 1101 E. Broadway. Toledo 5, Ohio LUKACS. Juliu~ J. (Sj) 421 Vine St. East Liverpool, Ohio (American Vitrified Products Co.) LUKS, Daniel W. (WI) Box 182. FTenchtow:n, N. J. (Fre:nchtown Porcelain Co.) 597 -. 'VW-. S=I.y E. (RI) , 69C Court St.. Westfield. Mass. (Cof'th.nd Grinding Wheels Corp.) j ~t1NAK, Thomu E. (LI) li Centnlab Div GlObe_Union Inc., J" { 900 E. Keefe Ave., Milwaukee 1, Wise:. 1J,11ND. H. Howud (5) pomollOl Tern Cotta Corp. , Greensboro. N. C. ~~VND, L. Howard (5) : 254 South St., East Palestine. Ohio (Central Commacial Co.) h.UND. Melvin S. (M) 23<12 Ridgewood Ave. Alliance, Ohio (General Color & Chemiul Co.) t,, :ll1ND. Randolph A. (RJ) I United States Steel Corp. , Wc:tallurcical Dept., Clairton, PA. iI ; l.trNDBERG, Kenneth A. (R) Pine Glen: KaTthaus, Pa.. (Cunis!.Wril'bt Corp.) J)JN'DE. Marvin C. (RI) 1779 Ocal2. Ave., SaD Jose 22, Calif. (Kaiser Refractories Div. Kaiser Aluminum & Chemical Cor;:..) ll1PFER. David A. (L) ~ 36 Oivc: St.. Metuchen. N.]. (Gulton InOustries. Inc.) LUSHER. (;<,.10 H. (R) I Norton Co, 5905 Pacific Bh'd. Huntington Park, CaliC. l.USK, Edwin W. (E) Corning Glass Works. Pilot Plant =2 Corning, l\. Y. , LUX. john H. (R) JI Haveg Industries, Inc. Plastics Park, Wilminet0tl 8. Del. ~ LUZ. Robert A., Jr. eM) R. R.I. Hillside Ave. Box .SO. 1..ansdale, Pa. ' (American Eneaustic Tiling Co.) LYDDANE. john V. (L) Litton Industries 960 Industrial Rd., San Carlos. Calif. 4lLYKE. H"old F. Eastern Dawn Trailer Park 2304 Brownsville Rd Langhorne. Pa. LYLE, Aaron K. (GF) 21 Cumberlaud Rd. ,. West Hartford i, Conn. (Emhart Manufacturing Co.) ; LYLE. Fred F., Jr. 1930 San Antonio. Austin 5, Texas ; LYNCH. Eugetle D. (R) Argontle 1':'ational Lab., indg. 212 9700 S. Cass An. ATgonne, Ill. & Li'1\CH, James F. (R) Battelle Memorial Institute 50S King Ave. Columbus I, Ohio LYNCH. John F. (L) 1728 Oak Harbor Rd., Fremont, Ohio (Brush Beryllium Co.) 1; LYNSAVAGE. Walter F. (G) IJ09 W. Focrtb St., Sedalia, Lio. r (Pittsburgh Corning Corp.) o LYOl'. K.nn.th C. (GF) 357 E. Washin~on St.. Dunkirk, Ind. (Ball Brotbe~ ReseaTeh COf}>.) tLYON. Richard E. 1208 S. 20th An. Yakima. Wash. , LYON. Stu.rt R. (L) i International Bmitless ~ Machines COf}>. . Plant 2. Dept.is Poughkeepsie. N. Y. LYONS. C1iJlOIO T. (W) 9S25 Bowman Blvd.. Dallas 20. Texas / (Soutbwest~ Talc Corp.) LYONS. Edw"o]. (R) 1081i Proctor Rd. PJ;iladelphia 16, Pa. (~mey Div. Jti5!. Green Fire Brick Co.) LYORs:s. c. (B) ~orgii. Kaolin Co. I Dry Br.nch, Ga. VOL. 40, No. 10 (1961) LYTLE. Jack A. (LI) JOB E. Green Tree Rd. Milwaukee 17. Wisc. (Allen-Bndley Co.) LYTTLE. Frobisher T. (W) 1031 Findlev .-'.,c" Zanesdlle, Ohio (Mosaic Tile Co.) M McALLISTER, Christopber (Gl) 19 Stanley Ave., Clarksburg, W. Va. (Pinsbu1'i'h Plate Glass Co.) McALPIN. James L. (5) Coon Porcelain Co. Drawer 312 Golden. Colo. McALPINE. Kenneth B. (G) General Electric Co. Large Lamp Dept.. Nela Park Advance EnST. 3i Oeveland 12. Ohio McAULEY. Jam.. W. (G) 2334 She1"'Wood Rd., Toledo 14, Ohio (Libbey-Owens-Ford Glass Co.) )4cBR.Io,.YER. R. Douglas (BJ) Korth Carolina State College Box 5012, State College St.... Raleigh, N. C. McBRIDE. Harriet (B) American Smelting & Refining Co. Central Research Labs. South Plainlicld, N. J. McBURNEY, John W. (SFI) -4607 Connecticut A,c., N. W, Washington 8. D. C. (Consultant) McCAIN. Kenneth B. (R) Wilbur B. Driver Co. lS75 McCartc. Hw)'., Newark 4. N.]. M.CALL. John T. (B) Lock Joint Pipe Co. Research Center, Box H Wharton. N. J. M,CALLION. John j. (E) Chas. Pn%er & Co.. Inc. 630 Flushing Ave.. Brooklyn, N. Y. McCALLUM, Douglas W. (E) Day & Night Manufacturing Co. 855 Anaheim-Puente Rd. La Puente, Calif. McCAMMON. James W. (M) Dept. of Mines, PaTliamC%lt Bldgs. Victoria. B. C. Canada M,CANI'. D. M. (WI) Akron Porcelain Co., 2792 COry Ave. Akron 14, Ohio McCANN. Sidney W. (EI) Pfaudicr-Permutit, Inc. 1000 West Ave.. Rochcster 3, N. Y. McCARTHY, Da.niel N. (G) Anchor Hocking Glass Corp. Plant .1:'1 Lancaster, Ohio McCARTNEY, Eric R. University of New South Wales Dept. of Ceramic Enrineering Box 1. Kensinrton. N. S. W Australia McC.....RT!. Kenneth C. (W) 1408 Delaware Ave., New Ca.stle. Pa. (Univenal.Rundle Corp.) McCARTY. C. Dennis Box 787. Alfred, N. Y. M,CLAYE. Jam.. W. (51) Peerless Clay Corp. Box 250, Toronto, Ohio M,CLELLAND. Jam<' D. (B) -4460 Hueltine. Shem:.an Oaks. Cali!. (Atomics International Div. North American Aviation, Inc.) McCLELLAND, Roland ~. (LI) Radio Materials Corp. Div. P. R Mallot) Co., Inc. .242 W. Bt')"D Mawr. Cbicago .6, Ill. McCLURE. Clifton M. (R) Box 2i3, Anderson. S. C. McCOLLISTER, Howard L. 92, W. 11th A\e., Columbus 10, Ohio McCOLLOM, Perry C. {RI) Amel'ica:c Refractories & Crucible Corp., North Haven, Conn. McCONAUGHA, Wayne H. (5) Natco Corp., Box 1656 East Canton 30, Ohio McCORMACK. Kenneth). (G) .205 Gilbouse Rd., Toledo 13. Ohio (Owens-Illinois) McCORMICK, Stewart W. (RI) 5<402 Fremont St. Springfield, Va. (Atlantic Research Corp.) McCOY, Nelson (W) Nelson McCoy Pottery Co. Roseville. Ohio M.COY. NELSON, POTTERY CO. (Nelson McCoy) Roseville, Ohio McCREERY. C. Wayne (G) -4SIS Haddiurton Dr., Toledo 13, Ohio ( Owens-Illinois) McCREERY. George L. (W) 393 Highland Ave. Wadsworth, Ohio (Ohio Bnss Co.) McCREIGHT, Louis R. (BFI) General Electric Co. Space Sciences Lab. Valley Forgc Space Tech. Centcr King of Prussia, POl.. M,CULLOUGH, Jam.. D. (R) Babcock & Wilcox Co. 161 E. 42nd St., New York 17. N. Y. McCUXE. Samuel E. (R) United States Steel Corp. Gar)' \Vorks Res.1..ab. 991, Gary, Ind. McDA}\EL. Donald W. (W) McDanel RefractoT") Porcelain Co. 510 Xintb Ave., Beaver Falls. Pa. McDAXEL, Melvin W. (w) 18 Da\"idson Dr . Bea"er Falls. POl.. (McDanel RefractOr) Porcelain Co.) McDANEL, Sumnef' W. (W) Stlnset Dr., R. R. 2 Beaver Falls. Fa. (McDanel Refractory porcclain Co.) McDERMOTT, James J .. Jr. (G) lSC Nassau St. New York 38. N. Y. (Conscltant) M,DONALD. C. H. (5) West Bros. Brick Co. 6600 Sheriff Rd. N. E. Washington 27. D. C. M,DONALD. E. F. (EI) IngTam-Richardson Mfg. Co. Beaver Falls, Fa. McDONALD, Ho.....ard A. (R) 12202 E. 19th Ave. Spoknne 64, Wash, (Kaiscr Aluminum & Cbemical Corp.) McDOUGAL. Taine G. (FI) Ha'penny House SomeDet Bridge. Bcrmuda McDOUGALL. Clayton S. (L) Arnold Engineering Co. Box G, Marengo. 111. McDOWALL. Ian C. University of Melbourne School of ArChitecture &. Building Science Parkville N. 2. Vic., AU5tralia M,DOWELL. j. Spo,," (RF) Webster Hall Hotel 4415 Fifth Ave. Pittsburgh 13, Pa. McDOWELL, Samuel J. (LFI) 52 Elm Ave. Metuchen, N. J. (McDowell Electronics, Inc.) M,ELROY. R. H. (MI) International CIa)' Machinery of Delaware, Inc. Far Hills Branch, Dayton 19, Ohio McEVOY, Robert J. (RFI) 315 Reynolds Ave., Huntingdon, Pa. (Owens-Corning Fiberglas Corp.) McFADDEN, Charles A. (W) Bickley Furnaces, Inc. 550 State 'Rd. Philadelphia 14, Fa. 599 -. "fARLAND' D. H. (R) 1~ 2608 ~Villow Brook une Binninghun 16, Ab.. (TCIlDeS5e'e Coal & Iron Div. United Sutes Steel Ccrp.) ;~,f""'RLAND,Junes Eo (E) ~. 14(125 Gf'ftnbay Ave.. Chicago 33. III (101&11d Steel Co.) ;<GEE, Tho",., D. (BIC) Iowa State University Ceramic Engineerina Dept. Ames. Iowa ';,GINNI5. R. A. (L) American Lava Corp. Cherokee Blvd. & Mf8TS. Rd. Chattanoop 5. Tenn. j,GLENN, John C. (WJ) BOQ-U5NAB Coronado. San Diqo 55. Calif. Ij<GOWAN.John P. (B) : Franklin Institute 20th & Parkway. Philadelphia 3. Pa. eGRAW. De1ford A. (G) 4117 Graeewa,. Toledo 6. Ohio (Owens--Dlinois) j,GREGOR. Duncan J. (5) IndW:a GeoloEica1 Sune,. Industr'W Minerals Section Indiana Univenity Campus Bloomington. Ind. JicGREGOR, Frederick B. (M) Great Lalces Foundry Sand Co. 1217 Francis Palms Bldg. Detroit 1. Mich. McGREGOR. Jimmie R. , Box 537, Owensboro. Ky. I ~cGUIRE, GordoD G. (R) i 4915 N. Anita Ave. Milwaukee 17, Wise. f (Carborm:1dnm Co.) I )(cHENRY. Russell (M) W. Pennsylvania Ave. Chester. w. V~ (R. A. Griffin Co.) 1, W,H05E, M. M., Jr. (M) Such Clay Co., Box 047 Penh Amboy, N. J. j licILWAIN, Eu~e M. (R) I Corhart Refn.ctories Co. 1600 W. Lee St., Louisville, Ky. McINTOSH, Huold W. (G) Ameriean-Sa.int Goba.in Corp. Box 929, Kingsport. Tenn. WdNTYRE, G. H. (EFI) Nationa.l Spectrographic I...abs., Inc. 6300 Euclid Ave., Cleveland J. Ohio lIeKAKE. John W. (R) 257 ChesteTfield Ave. Glen Ellyn. III (Engineered Ceramics Mfe. Co.) licK.E.AND.lrvin J. (LI) Speer Carbon Co. Onondaga ElectTonics Div. Syneuse, N. Y. K,KEE. W. Dean, J,. (B) 365 N. rUth St.. Lewiston. N. Y. ) (CuborunduIn Co.) K'KEEN, Richard D. (L1) ' Arnold Engineering Co. Box G, Marengo, III licKENNA. Bern.ard D. (R) i\ 10325 Murtha Dr., San Jose, CaliC. (Kaiser Aluminum &. Chemical COTP.) llda:NNA, John F. (G) 16 Monmouth Ct., Livinpton, N. J. (Radio Corp. of America) lIcKEOWN. J. Ounc:an (W) 5472 :E.. 77th St. Indianapolis 50. Ind. (CaTborundum Co.) W:cKIN1,..EY. Robert F. (RY) 819!oPine Tree Lane W;AfSter Groves 19, Mo. (Hii.Jt. Ponu Co., Inc.) 1!'KIIi'NI~J. R. (R) FormaC::.Co., 3211 McMa.nus A..,e. LOs Att&e:lcs 34, Calif. VOL. 40, No. 10 (1961) ~cKINNIS. Charles L. (GI) Owens-Corning Fiberglas Corp .. Teehnica.1 Center. Granville:. 01110 McKOWN. John G. (R) Aluminum. Co. of America 1145 Wilshire Blvd. Los Angeles 17. Calif. ),IcKULLA. George W., Jr. (Ell) 4224 Parkton St., Baltimore 29, Md. (Pemco Corp.) YcL-'\CHLAN. Eugene K. (R) R. R. 5. Box 334, Johnstown, P~ (Bethlehem Steel Co.) McLAREN, Henry D. (E) FeTTO Enamels (Cauda) Ltd. Box 370. Oakville, Ont. Canada Mc:LAREN. John (M) Box 75. East Li",et"Poo1. Ohio (Bell Operations) ).!cLAREN. Malcolm G. (W) Paper Makers Importing Co. 44 S. Second St., Easton. Pa.. )dcLARNEY, Joseph Box 807, Alfred, N. Y. McLAUGHLIN. Emmert D. (W) 13446 Berz St., Sylmar, Calif. (Gladdini, McBca.n &- Co.) )JcLAUGHLIN. John L. (El 564 S. Craig Pl.. Lombard. Ill. (0. Hommel Co.) )JcLAUGHLIN. Richard R. CR) 3244 Belle Ct., Royal Oak, Mich. (Universal Atla.s Cement Co.) McLAUGHLIN, William H. CR) Abe) Refractories Co. Alsey, Ill. :McLEES, R. Bruce (EJ) Box 2056, Oak Ridge, Tenn. (Union Carbide Nuclear Co.) :\tcLELLAN. George W. (G) Corning Glass Works, Corning. N. Y. )Jd1AHON, John F. (XFIC) Box 965. Alfred. N. Y. (State: University of New York College of Ceramics. at Alfred Uni....) M,MAHON. John F., Jr. (GI) 645 S. Cannon Ave.. Lansda.le. P~ '(Lansdale Tube Co.) YcMARLIN, Robert M. 494 Hudson An. Newark. Ohio McYASTER. Harold A. CG) Permaglass, Inc., 21! W. M... in St. Box 141. Woodville, Ohio )JcMICHAEL. Robert G. (L) Robenshaw-Fulton Controls Co. Eastern Research Center Box 514, King of Prussia, Pa.. ~dULI.AN. William J. (B) Dow Chemical Co. Physical Research Lab., 280 Bldg. Midland. Mich. ),{cMULLEN. Jobn C. (R) 9325 Rivershore Dr. Niagara Falls. N. Y. (Carborundum Co.) ),{chlURDIE, Howard F. (BF) National Bureau of Standards Washington 25. D. C. lIcMURTRY. Cad H. (R1) 1324 South Ave.. Niapra Falls. N. y. (Cuborundam Co.) llchlURTRY, Eve"" L. (GJ) 6391/ 1 E. Fair Ave., Lancaster. Ohio (Anchor Hocking Glan Corp.) McNALLY, Rohen N. (B) Corning Glass Works Ceramic Research Lab. Comins:-. N. Y. McNAMARA. r:. P. (WFI) 73 Ritehie Ave.. Cincinnati 15. Ohio (Ca.:nbridge Tile Mfg. Co.) McNAMARA. Edward P., Jr. (RJ!) _ 38 Main Blvd.. Shrewsbury, Ma.ss. (Norton Co., Refractories Oi..,.) McNAMARA, Richard B. (RI) 1 Allendale Ct.. Buffalo 15, :No Y. (Electro Refnctories & Abrasives Corp.) ~ld,AUGHTOl\,Ronald R. (R) Metallurgial Di\". Consolidated Mining &. Smeltin" Co. of Canada, l.td.. Tn.il. B. C. Canad4i. McNEAR. John E. (S) L P. McNear Brick Co. Box 1380, Sa.n Rafael. Calif. McNEILLY, Clyde E. (B) 18117 Occidental Ave. Seattle 88, Wash. (Univenity of Washington) MeQUARRIE. Malcolm C. (B) 1642 Primrose Rd.. N. W. WashiDrton 12. D. C. (Kaiser AlUIDinum & Chemical Corp.) McQUEEN, Hu.h J. (B) Ecole Polytechniqae 2500 Ave. Marie--Guya.rd Montreal 26. Que. Canada McRITCHIE, Fnnk H. (R) Wellon Institute. 40400 Fifth Ave. Pittsburgh 13. Pa. McRORY. Glenn L. (}.f) 0400 Cochran Rd. Apt. 601 Pittsburs:-h 28. Pa. (N"" Jersey Zinc Co.) McTAGGART. G. Don (R) Coming Glu$ Works. Corning. N. Y. McTAGGART. Ralph W. (W) 6 Orchard Way. Yardle). Pa. CAme:. ::mSta.nda.rd) McVAY. T. N. (BFI) 10 Oakwood Court, Tuscaloosa, Ab.. CU. S. Bureau of Mines) McWALTER. H. G. (R) Harbison-Walker Refn.etories Co. JOi Fifth Ave., Pittsburgh 22, Pa. McWILLIAMS. Robert J. (EI) Pfaudler-Permutit. Inc. Elyria Plant, Taylor St. Elyria, Ohio MacALPINE, William M. (G) 357 E. Main St., Somerville, N. ). (Johns-Manville Resea.rch Lab.) MacAVOY, Thomas C. (G) 164 E. Fourth St.. Coming, N. Y. (Corning Glass Works) MACCALOU5, Jo,eph W. (R) 241 Linden .A,.ve., Towson~, Md. (Martin Co.) MAC CHES:<EY, J. B. (B) 6 Central Ave. Morris Plains. N.). (Bell Telephone Labs.) MarDONALD, R. W. (WI) 2822 Berkeley Ave.. Lakeland. Fla. (Consultant) MacDONELL, Herbert L. (G) Coming Glass Works. Corning, N. Y. MacDOWELL. John F. (G) Corning Glass Works. Corning, N. Y. MACER. Ed (L) Cvborundum Co.. Globu Plant Box 339, Niagara. FaUs, N. Y. MacFARLANE. Edward K. (RJ) 942 Michigan, Mexico, Mo. (A. P. Green Fire Briek Co.) MacFARLANE. John L (R) Standard Fire Briek Co., Div. A. P. Green Fire. Brick Co. Box 1614, Pueblo. Colo. MacGIBBON, Richard John G. Stein &. Co., Ltd. Manuel Works Nr. Linlithgow, Scotland MacGREGOR. Sandra W. (LJ) 11640 Downey Ave., Downey, Ca.lif. (Autonetics. Di..,. North American Aviation, Inc.) MACHA. Milo (B) 1519 Comstock Ave. Los Angeles 24, Calif. (Acoustica Associates Inc.) MACHLAN. G. R. (G) Owc.n,..Corning Fibers:-las Technical Center, Gn.nville. Ohio MACHLIN, Irvin. (B) 1903l.add. St. Silver Spring. Md. (Bureau of Naval Weapons) 601 -. J~!?\TYRE. Donald]. (\\') . PhLlUgT.dr ::'ottery Box 1069. York. h .. i ..l,CKASEK. Ed1lfard (EF) 148 Ricardo Way, Sne.lllslc St. Petersburg. Fla.. (Davidson Enamel ProdDCtS Inc.) (.\CKA.Y. Stanley R. (L) . 11 Glen Rd., Topsfield. Mus. (Sylvania Electric:: Produtts.lnc.) ,~CKE.NZIE.Jam~ United Steel CompaDies Ltd. Research & DeveloptD~t Dept. Swinden House, Moorptc Rotherham, England "cKENZIE. Joho D. (G) .' ~ncraJ Electric Co. Research Lab. Box 1088 Sc:hcnectady, N. Y. ",CKLIN CO. (Richan:! O. Lane) 2917 Wildwood Ave., J&dcson. Mid. ;ACI..ENNAN. AlexandC1' A. L. Cum. (ONX) Ltd. Westmoor Wodes. London Rd. Cbattem. Cambs. Enaland iaeNEIL, S. Ambrose Dcnenn Bauxite Co.. Ltd.. Mackenz:ie. British Guiana iacRAE, Alexander ]. {L} BoWttS Battery &: Spark Plue Co. Box 1262. Reading, P.a... : .l,C ZURA, George (L) 3815 Higbl;md Rd. , East St. Louis. IlL (Akoa Research Labs.) :.-\DDEN, Gerald 1164i-17 Beal Ave., Ann Arbor. Mich. :ADDEN. Roben C. (B) 315 Pim St. Sault Ste. Marie. Ont.. Ca.nada (Algoma Steel Corp.. Ltd.) '.J...DSEN, Leif Egil Box 4208, Sandak~ l09/lII Osio. Norway (A/S Den Norslce SHpeskive!abr.) :.'GAZINE. Arnold L. (G) Raytheon Co. 55 Chapel St.. Qui.ncyo lLus. AGIO. H. S. (WI) 221 Arborlea Ave., Mo:Tisnl1e. Fa.. (Consnl~t) ....GL"1RE. Edward A., Jr. (LJI) 113 Pine Hill Rd. Ashland. Mass. (Raytheon Co.) .AGUIRE. S=uel G., j,. (W) Vitro-tech Corp. Box 588. Hearne. Texas _'.HONEY. Frank B. (E) Richmond Plumbinr F1%tttT~ Div. Rheern Manufacturing Co. Box 111, Metuchen. lIi.]. AI SAC. George W. (R) Insulating Refractories Co.. Inc. Box 322. SaD Rafael. Cali. :AITRA. Pranab K. Box 10373, Raleigh, N. C. ','jESKE. jo,."h (G) T. C. Wheaton Co. l!illviIle, N. J. L4"LLEE. Joseph P. (M) F. J. Stokes Corp. 5500 Tabor Rd., Philad~hia20, Fa.. '-'LONEY. WilH.m F. (R) United States Steel CoTp. Edpr Thomson Works Braddock. Pa. '-'LOOTIAN. M....' H. (1.) Dunbar Rd., Quaker Hill. Conn. (U. S. N. UnderwatC':'" Soa::od Lab.) ALVERN BRICK & TILE CO. (Gcorge B. Eyerly) Box 6.41. Malvcrn. Ark.. '_I.,.LYSIAK..t:hester (G) Owe:os.IW-9ois, Libbey DiY. Box 919:toledo 1. Ohio 'ANDEL, G1i..ie, j. (WI) Willette 'Co~ of New Jenc)' Codwise Ave.:&. RC'td 5:.. New Bnlnswiek. N. J. OL. 40. No. 10 (1961) M.o\NDLE, Richard M. (G) W. R. Grace & Co. Davison Chemic:al Di\. Box 188. Pompton Plaius. N. J. MANGANO. Thomas 1323 liaise)' St. Brookl)"D 2i. N. Y. MANGSEN. Gusta\' E. (B) Carborundum. Co.. Bldg. ]3 Buffalo Ave . Niagara Falls, N. Y. MANIGAULT. Edward L . Jr. (R) Harbison~CarborundWDCorp. Box 157, Falconer. No Y. MANN, David L. 16003 Sixth Ave., N. E. Seattle 55. Wash. MANN. George H. (G) 9 Elm St. Bradford. Fa. (Coming Glass Works) MANNE. Steven J. c/o Bressler. "522 22nd Ave., N. St. Petersbure 13. Fla.. MANNING. HarTJ' L. 653 Vine St., Clyde. Ohio MANNING, R. Dou,'" (D) Harker Pottery Co. East Liverpool. Ohio MANNING. Robert H. (R) 108 Fainliew St.. Delmont, Pa.. (United States Steel Corp.) MANRING. William H. (G) 45 Carol Ct., Hamiiton. Ohio (Westvaco-Chlor-Alkali Di\". Food Machinery & Chemical Corp.) MANSFIELD SANITARY, INC. (Perry E. Draper) Pe~rysvi1le, Ohio MANUFACTURERS EQUIPMENT CO. O. H. Sachs) 218 Madeira Ave.. Dayton <I. Ohio MAR. Rent} Y. B. 5031 28th Ave., 5., Suttle 8, Wash. MARCH. Joseph W. (5) No\";. Scotia TechniC4.1 College Halifax. N. S., Canada MARCUS. Leon (LI) Lot :::29, Thorp St. Friendsville Stage Binghampton, N. Y. MARCYN'. Chester A. (L) 2302 S. Kensington Ave. Westchester. Ill. (Radio Materials Co.) MARGOLIS. David (R) 39 Glenwood Ave. New Rochelle, N. Y. (FishSchurman Corp.) MARGRAVE. John L. (B) UniversitY of Wisconsin Dept. of Chemistry, Madison 6. Wise. MARINO. Anthony J.. Jr. 129 Cople)' Ave.. Teaneck. N.]. MARK, Stanley D., Jr. (R) 1529 Red Jacket Rd. Grand bland, N. Y. (Carborundum Co.) lJ:ARKHAM, J. Thomas (R) Aluminum Co. of America Two Parkway Center SiS Greentree Rd. Pittsburgh 20. Fa.. MARLOW, J.mes A. (W) Canadian Potteries Ltd., Box 180 New Westminster, B. C. Canada MARLOWE, Mickey O. 2915 LiDcoln Wa.y. Ames, Iowa MARQUIS. John E. (WF) Pe.mco Corp., Res. & Dev. Lab. 5601 Eastern Ave.. Baltimore 24, Md. MARSHALL, LesHe H. (R) L. H. Marshall Co. Box 4857, Sa.. B. Columbus 2, Ohio MARTIN. Albert E. (G) Almar Specialty Machines Ltd. Maple, Ont.. Canada MARTIN. Francis W. (G) 101 Hornby Dr. Painted Post. N. Y. (Coming Glass Works) MARTIN, George A. (W) 415 High St., Derry, Pa. (Westinehouse Electric Corp.) MARTH,. H. R. (S) 1624 Fifth Wa,'. Birmingham 15. Ala. (Natco Corp.) MARTIl'. James K. (X) Posey Iron Works, Inc. "Lancaster" Mi.xer & Autobrik Machine Di\. Laneuter, Pa.. MARTIN. Lan, c.. S,. (S) Martin Brick Co. Box 794, Colc.man. Texas MARTIN, Ralph H. (SI) Cia. Mexic:an.a de Tubos de Alba.na.l. S. A., Apartado 1402 Mexico Ii. D. F.. Mexico MARTINO, Paul D. (SI) Cannelton Sewer Pipe Co. Cannelton. Ind. MARTZ. Kad (DC) Indiana University Art Centcr Bloomineton, Ind. MARVEL, Inoin L. (R) Johns~Manvi1le Corp. 169 Barney St. Box ISS Wilkes~Ba",e. Pa. MARVIN. Charles G. (RJI) General Refractories Co. West Decatur. POl.. MARVIN, James C. Box 2784, College Station Clemson. S. C. MARWAHA. Kidar N. Burn & Co . Ltd. Refractory & Cer.amic \\'orks Eox 13. ]abalpur I, India MARX. Le Roy]. (S) 684 S. Vine St., Denver 9. Colo. MARYLAND GLASS CORP. (Paul J. Kircher) 2147 Wicomico St. Baltimore 30, Md. MASKELL, Lionel E. (M) 1652 Ninth St. Cuyahoga Falls. Ohio (Whittaker, Clark &: Daniels, Inc.) MASKILL, William Webb Corbett. Ltd. Coalbournhill Glass Works Stourbridge, Worcester, England MASON. Cecil R., j,. (M) 381 Church St.. Smyr'na. Ga. (W. C. DOl. vis &: Associates) MASON CITY BRICK & TILE CO. (C. F. Garland) Mason City, ]owa MASON COLOR & CHEMICAL WORKS. INC. (Ronald K. Mason) 20~214 Broadway. Box 76 East Liverpool, Ohio MASON. 1.:l",son E. (R) McLain Works. Refr. Div. H. K. Forter Co . Inc. Wellsville. Ohio MASON', -Ronald K. (14) Mason Color & Chemical Works. Inc. 20~21" Broadway. Box 76 East Liverpool, Ohio MASON, William H., Jr. 2404 Milbumie Rd., Rsleii'h. N. C. MASSENGALE, Gordon B. (RI) 3088 Charlotte Dr., Broadvie. Sta.., Ba.ton Rouge, La. (Harbison.Wa.lker Refractories Co.) MASSON,R. PoueU-.nfabrik Langenthal A. G. Langentha,l. Switzerland MASTROMICHALIS. Hippocrates (L) Paktron, Div. I1li.Dois Tool Works 1321 !..eslie Ave.. AJe.'t&l1dria, Va. MATCHULAT, Joho G. (R) Bufla.1o Rd., R.R. 2 East Aurora. N. Y. (Electro Refractories & Abrasives Corp.) MATEJCZYK, John F. (E) 7506 Trennion Ave. Pittsburgh 18, Pa. (0. Hommel Co.) 603 ,, ~ ;Ii ;r: I , I I: " :1 ~ rRlAL: REFRA'ITARl , 1 sOc. .AZlONI "ia Elia Lombardini 13 I J,{ilano /4<lj, Italy ,rllENY. Lloyd E. (S) If .1 JL R. 8. Box 936 'fhomas Acres. Bcsscner, Ala.. ; (Natco Corp.) ',rllENY, Richard E. (S) 1010 Valley Rd., Jasper, Ala. eNateo COTP.) ~\fltER. Mrs. Kath~e (Bl ,:" Waterways Ex'penment Su. ~ 01'2"e1' 2131. Jackson. Miss. tfHIAS. Simao _. r;onIax S. A'" Itua. Libcm a.daro 293 sao Paulo. S. P" Brazil ,tHIASEN, O. Eo (S) , federal Seaboard Tern. Cotta Corp. Box 310. Perth Amboy, N. J. ',tHIE.SON. G<orgeW. eG) '54-4 Pennridge Rd.. Toledo 15. Ohio (Owenl.Illinois) .tHIE.SON. R. M. (R) .\h:miniwn Limited Sales, Inc. 111 W. 50th St.. New York 20. S. Y. f,rsON. Frederick R. (GFIC) iZ3 Jack50n St.. State College. P:L (Pennsylvania State UniveTsit)} ,rSON. Michael W. Box 0425. Bothell, Wash. '. ,TTERN, Joho eG) 72 Hubbard Dr. North Chili. N. Y. (Bausch & Lomb, Inc.) "TTESON. Gilbert D. (W) Engineering Library Scintilla Div.. Beudix Corp. Sidney. N. Y. "TTHEWS. B. L (W) Smith &: Stone Ltd. Georgetown, Ont.. Canada ~\rrHEWS, Samuel (L) Titania Electric CoT'p. of Canada Ltd.. Box 1150, Ga.tl2.noque, Ont., Canada L\ITIMOE, Paol T. (G) l.1'bbey-Owens-Ford Glass Co. 1101 E. Broadway, Toledo 5, Ohio LATTO. Victor G. (L) $4 )derso:l Ave... Tenafly, N. J. (Carvil Tcchnial Cen.mics Inc.) l,ITOX, Rkhard K. (5) ). C. Steelc &. Sons, Inc. Dnwcr 951, Statesville, K C. J.,ITSON. Julia E. (D) 2210 UnivcrsitY Ave.. Gnnd Forks. N. D. (UniversitY of North Dakota) l.\1JPIN, Add;'oo (RI) 823 Lexington A vc.. Tern.ce Park, Ohio (Cbu. Taylor Sons Co.) "UPIN, Floyd Y. (R) 327 Jdfenon Rd.., ldexico, Mo. (A. P. Green Fin: Brick Co.) l\URER, James A. (E) 5519 N. Lake Dr.. Milwaukee 11. Wil"c. "t\URER. Robert D. (G) Coming Glass Works, Comina:. S. Y. IAUSER. H. W. Spooninrcl 68, Delft. Holland tJ,W.Glcn H. 167$ RoosC'f'eIt Ave.. Salt Lake City 5. Utah !AXWELL. Chester (W) 134 34th St., N. W .. Hickory, N. C. (Hyalyn Porcelain. Inc.) IAXWELL, Laurel H. CL) Diamond Ordnanee Fuzc 'Lab. : Bid. 92, JUn. 351 Wasbington 25, D. C. t<Y, Job'" E. (B) Gcn.if.il Electric Co. Rceti6.er Components Dept. W.:t.em:sce St.-Auburn. N. Y. lAY. L F. is) Sta'ndard"Ultramari::tte &. Cotor Co. Hnntington 18. W. Va. iCl'~. 40. No_ 10 (1961) MAYBERRY, Musball L. (R) 805 Hamson St. Natrona Heigbts. Pa. (Pittsbllrgh Platc Gla.ss Co.) lJA YER, Waltu S. (WF) Mayer China Co. Box 561, Bcaver Falls. Pa. MAYFIELD, Manville J. (LI) 2516 Avalon Circle Chattanoop 5, Tenn. (Ameriean Lava Corp.) MAYHALL, Jocl O. 8S-4 Wilshire Place Salt Lake Ciry 2. Utah MAYNARD, F,.d A- (M) S4S E. 250th. Euclid, Ohio (Han...... Chemieal Ce.) MAYNARD. Fnderick H. (G) Corning Glass Works 1 Jackson St., Wellsboro, Pa. MEDERT, WarTcn C. (GI) 5320 Melvin Dr. Toledo H. Ohio (O...ens-Illinois) YEEKA., Edward (51) Knftilc Co. Box 2907, Fn:tQont, Calif. MEGnLECSo,rnJoinhgo E.. Jr. Blvd., (Gil Coming, N . Y. (Coming Glass Works) :MElD, William J. (R) R. R. I, Bartlett, Ill. (Engineered Ceramics Mfg. Co.) MElLING, Gerald S. 1975 S. E. 30th Ave. Portland H, Ore. )'!EINDL, Joseph J. (R) 1112 Ontario St. Oak Park, Ill. (Harbison-Walker Refractories Co.) ),rEl~ERS, Kenncth E. 508 S. Fourth St., Champaign, Ill. MEIRESONNE. Arthu, C. eG) 84 E. Weishcimer Rd. Colum bus 14, Ohio (Kimblc Gb.!is Co.) ~!EJIA L .. Constantino . Domici, Conocido Granada. Nieara.gua (Paluio. Horvilleur & Co., Ltd.) MELLERE. Carlo lsrituto Sidc1'Urgico Finsidcr Cono F. M. Perrone 20 Genova-Cornigliano. !taly ldELOY. C. L (RI) Bethlchem. Steel Co Research Dept. Saucona Bldg. Bethlehem. Pa. MENG, Ed";o R. CR) Davis Fire Bride Co., Oak Hili, Ohio MENGSHOL, Clarence O. (E) American Radiator & Standard Sanitaf"Y Corp. 1089 Essex St., Richmond. Cali!. MERBLER, Wallace (L) 36 Alden "Ave... Auburn. N. Y. (General Electric Co.) MERCK, W.lter J. (RI) 21 Meadowridgc Lane. Old Brookville Glen Head, L.I., N. Y. (HiTemp Wires. Inc.) MEREDITH. Neil F. (RI) Box 281G, R.R.. 2, Tiffin, Ohio (Basic Incorporated) MERIWETHER. B. Corbin (W) Sippi Products Co. 632 S. Third St., Paducah. Xy. MERKLE, F. Peter (G) ),!, H. Detrick Co. 111 W. Washington St., Chieago 2. Ill. MERLIN!, France-sco Via Borgo S. Lorel1%O, 1-4 I. P. Firenze, Italy MERRIAM, J.ck G. (L1) 50 S. Munn Ave., E.a.st Orange, N. J. (Titanium Alloy Div., National Lead Co.) MERRIMAN. Seth G. (GI) 2509 Manchester Dr., Toledo 6, Ohio (Kimble Di..... Owens-Illinois) MERRIIT, Clarcnce \\'. (WFIC) Box -464. Alfred, 1'\. )", (State University of Nu.. York Collei'e of Ceramics, at Alfred Univ.) MERRY. E. B.. Jr. (51) Merry Bros. Brick &: Tile Co. 415 Masonic. Bldg., Augusta, Ga. MERRY. W. H. (E) Commercial Enameling Co. 6204 S. Alameda St. Los Angeles 1, Calif. MERWIN. Byron W. (W) Parkway Rd., R. R. 2 E.a.st Liverpool. Ohio (Hall China Co.) MERZ. Kenneth M. (L) JaHrey &. Suprbrook Rd. Malvem. Pol.. (International Resistance Co.) MESSIER. Dona.ld R. Univenity of Califomia Dept. of Ceramic Eneineering 240 Hearst Minini' Bldi. Berkeley". Calif. MESSIMER. Laverne ..... (GI) Holopbane Co., Inc. Oakwood Avc., Newark. Ohio MESSNER, Paul D.. III (R) 812 Selma St.. Norristown. POl. (Refractory Specialties Co.) METAL & THERMIT CORP. (George C. Bett) tOO Park Ave. Ne... York 17, N. Y. METZ, G. F. (M) 816 Cypress Rd., Vcrc Beach, Fla. (Consulting Engineer) METZ. Gilbcrt F. (R) A. P. Green Firc Brick Co. Mexico, Mo. METZGER, A. J, eXFIC) Dept. of Ceramic EnginecTing Virginia Polytechnic Institute Blacksburg, Va. METZGER, H. C. (M) E. E. Zimmerman Co. 1704 Keenan Bldg., Pittsburgh 21, Pa. MEULI. William P, (B) 746 Lakemuir Dr., Sunnyvale, CaW. (Stanford Research Institutc) MEYER, Bernard F. (R) 20 Glenwood St., Hoiden, Mass. (Norton Co.) MEYER, George W., Jr. (G) Glenshu"'Glass Co., Inc. Glcnshaw, Pa. MEYER, Harry W. (R) Joncs &: Laughlin Steel Corp. Gn.ham Research Lab. 900 Agnew Rd.. Pittsburih 30, Pol. MEYER, L. S. (S) Hydraulic-Press Brick Co. 705 Olive St., St. Louis t, Mo. MEYER. WiliWo W. (W) 6911 General Duff Dr. Fdls Church, Va. CU. S. Ta.riff Com.minion) MEYER~SCHOLER,Hans Carl Spittelenttasse 1 Liestal. Swiuerland (Tonwerk Lausen AG) MEYSEL. Joho J. Refracton Ltd. Zurich 2 Genfentrassc, Zurich. Switzerland MEZEY. Eugene}. (B) Pittsburgh Plate Glass Co. Chemical Div. Box 31, Barberton, Ohio MICHAEL. Frank L. (EI) 319 Norbourne Blvd., St. Matthews Louisville 7, Ky. (Gencnl Electric Co.) MICHAEL. Harold j. (E) 4105 Rickenbacker Ave. Columbus 13, Ohio (North American Aviation, Inc.) M lCHEL, Howard (E) Porcelain Enamel. Inc. 80 S. Dovc.r. Denver 26, Colo. 605 tiEL. S f.,ubliuc:mcnts G. Dcvineat.: 26. nsc L:afayettc, Puis 9'. Fl'"ll.ncc lCtlELOTII, Joseph E. (1.1) pittsburgI': Platc Glass Co. Glass Research Ccnter, Box 11472 Pittsburgh 38, F:a. ,.,CfiEl'ER. Jobn W. (G) , ~ring-Mil1iken Rc:search Corp. ) Physics Research Lab. Bo,; 1927 ",~cSHpIaGn.AanNbuCrHg,ESM. CIC. AL CORP. (1. M. ADd~son) .! port S.aillt Joe. Fla. ~CKWITZ. Ale:undcr ,,"on (B) : 701 Main St. Latrobe, p~ j (Carborundum Co.) ;IPDLESWARTH, Earl T. (G) )6 Brookside TerT'&cc ! Cedar Grove. N. ]. : (Getten11nst1"'lUnent Corp.) ~IPDLETON.=r J. (M!) 328 Fifth SL, l4:anhatta.n Beach. Calif. (L. H. Batcher Co.) 'jlllEETTE, Willard B. (M) E.ae'le-Piche:r Ce., Chemical Div. 1501 Oli'l'u Bldi., PittsburEb 22. Fa. fiDKIFF. Lawnncc G., Jr. Box 82. Appalachia. Va. ,:::LE. Atlgustinc A. (L) J9761 Busctt St. C1noga Park. Calif. (Westinghouse Electric Corp.) jIKAMI. Harry M. (R) E. J. Lavine & Co. Box 29. Norristown, P:.r.. ,l}\:E, Thomas M. (G) Th.atcher Glass Mf,. Co. Reseuch l..:.r..b. Box 265. Elmir:.r.,l\. Y. /IKLOUCICH. Frank (5) Huntsville Brick & Tile Co., Inc. Box 53. Hunts"'ille, At... /ILDWOFF. Bon (G) Bent Glass Works, Inc. "525 126th St. Jamaic:.r. 15, N. Y. IlLES. O. M . Jr. (W) Box 901, Za~es,;lle, Obio ./ILLAR. N. 5. C. Radiation Enamels Ltd.. GrapPeDhaU Works Warrington, Lancs, Ena-iand llLLER, Alan R. University of California 2~ Heant Mining Bldg. Be:-keley 4, Calif. llLLER. Boyd C. (S) Miller Equipment Co. Box 1566, Salisb:%:"), No C. I!.'..LER. David M. 721 N. Uhrich St., Uhrichsville. Ohio nLLER. Donald G. (B) 1804 E. Waterman, Wichita 11. Kans. (Boeing Co.) nLLER. Donald M. (M) Crossley Machine Co. 301 Monmouth St. Trenton 9. N. J. U"...LER, Edmund H. (WI) Clayburn Tile, Box 277 Woodville, Texas I'!l..LER, Eldon D., Jr. (R) HarbisonWa.lker Refractori Co. Garber Research Center Box 98037, Pinsburrh 27. Pa. lILLER. :E. IL (W) Wasbington Porcelain Co. Willow St.. Washington, N.]. IlLLER. Frod C. Box 4973. Virgini:.r. Tech. Station Blacksburr, Va. l~:'LER, Grant E. (EFI) Ferroj:orp. 4150 E. 56th Sl C1ev~d 5. Ohio IlLLERViarold (El) 573~...l.~manAve Chicaao 45, Ill. (OhJnite;J4fg. Co.) IILLER. H.p" E. (Rl Chicago Wbeel &: Mfg. Co. 1101 W. Monroe St., Chicaro 49. tll. VOl.. 40, No. 10 (1961) MIl.LER. Howard L. (Gl) Owens Corn ins: Fiberglas Corp. Newark. Ohio MILLER, James H. (W) 522 Cle:i1rd:i1h:: .a.\"C., Trenton 8, K. J. (Crane Co.) MILLER. James L. (R) 1449 Holt ..... 'e. Los Altos, Calif. (Konon Co.) MILLER, Jan'les S. eM) Papcr Makers Importing Co. IDe. 44 S. Sc<:ond St. E2.5too., Pa. MILLER. Jobn B. (MIl 235 N. Third St.. Lewiston, N. Y. (Titanium Alloy Mfg. Div. National Lead Co.) MILLER. Jobn H. (RJ) 1002 N. Wa.shington, Mexico, Mo. (A. P. Green Fire Brick Co.) MILLER. Jobn W. (W) New Castle Refractories Co. Box 471. New Castle, Pa. ~ULLER. Jon E. (BJ) Martin Co., Baltimore 21, Md. MILLER. Karl D. (W) 3200 Alameda Blvd., KOKomo, Ind. (American.Standard) MILLER. Karl H. (W) Robertson Mfs:. Co .. Morrisville, Pa. MILLER. Kenneth W. (L) Brush Beryllium Co. 5209 Euclid Ave., Cleveland 3, Ohio MILLER, Marlin, Jr. (S) Bo~ 130. R. R. 3, Wernersville, Pa. (Glen-Ger)' Shale Brick Co.) MILLER. Mitchell M. (W) Woodbridge Sanitary PotteT) Corp. 500 Green St.. Woodbridge, N. J. MILLER. Ralph E. (G) 114 Westmont Ave., Elmira, K. Y, (Corning Glass WOT~) MILLER, Ray R. (5) J. A. Miller Tile Co. Box 6. Bascom, Ohio MILLER. Richard C. (Rt) Libbey-Owens.FoTd Glass Co. 1701 E. Broadway, Toledo 5, Ohio MILLER. Rkbard 5. (B) Allis-Cbalmers Manufacturing Co. 508 Kennedy St.. K W. Wa.shington 11. D. C. MILLER, Robert O. Box 787, Alfred. N. Y. MILLER, Russel A. (Rt) 1154 School House Lane West Chester, Pa. (Frank Samuel & Co.) MILLER. R. W. (G) PittsbuTg!: Plate Glass Co. Chemical Div. One Gateway Center Pittsburgh 22. Pa. MILLER, St:i1nley J. (L) L. A. Ceramics Div. Gulton Ina.ustries, Inc_ 13030 Cerise Ave., Hawthorne, Calif. MILLER, Vincent P. (M) Miller Pottery Engineering Co. 2300 Palmer St. S~d55,ale. Pittsburgh 18. Fa. MILLER. W. D. (G) Hazel-Atlas Glass Dh. Continental Can Co.. Inc. 8717 G St.. Oakland 21. Cali!. let ILLER. William A. (R) H2.tbison-Carborundum Corp. Falconer. N. Y. MILLER. William A. (WJ) 5234 Melrose, Apt. 9 Los Angeles 38. Calif. (Gladding, McBean & Co.) MILLICAN. Kenneth L. (R) Alcoa Intemation2.1 230 Park Ave. New York 17.1\. Y. MILLIGAN. Chester E. (R) Eleetro Refractories & Abruives Corp. 4814 Loma Vista Ave. Los Angeles, Calif. }'~lLLlG:\X, Lo\\dl H. (BF) One Howauon \V:i1Y Worcester 9, ~lass. (Consult:i1nt) MILLIKE.N. Edward C. (S1) 444 \V. North Ave. East Palestim, Ohio (N':i1tco Corp.) 1Ill.LIKE~, Frank H. (S) Bowerston Shale Co. Box 17, Bowerston, Obio MILLIKE!\', John H. (5) 925 E. Lincoln Way, Minerva, Ohio (StarK Ceramics,1nc.) MILLIKEN. Richard B. . 45 Holland Rd., Pittsburgh 35, Pa. MILLIKEN. Thomas J. 2313 Second St., Peru, Ill. MILLIKEN. WiJHam U. (5) Box 23. BO~'erston, Ohio (Bowerston Shale Co.) MILLM.a.N, Satban (M) J. M. Huber Corp. Huber, Ga.. MILLS, G. Alexa.nder (B) Houdry Proeess Corp., Box 427 Marcus Hook, Pa. MILLS. R. Gcra.ld (B) COOf'S Poreelain Co., Golden, Colo. MILSER, Karl R. 20106 62nd K. E., Seattle 55, Wash. MIKER. Reginald R. (R) 215 Woodbridge Aye . Metuchen, N. J. (Carborundum Co.) MINK, John D. (G) R R. 1, Dunkirk, Ind. (Armstrong Cork Co.) MIKK, Ronald E. (B) Pittsburgh Plate Glass Co. Glass Research Cente:Box 114i2, Pittsburgh 38, Pa.. MINNICK, L. John (R) 306 Bover Rd. Cheltenh:.r.m. Pa. (G. & W. H. Corson) MISSBACH. George E. (M) Morehouse.Cowles. Inc. 3330 Peachtree Rd., Rrn. 350 Atlanta 5. Ga. MISSISSIPPI GLASS CO. (Cbules J. Youngblood, Jr.) 88 Angelica St., St. Lonis 7. Mo. MISTLER. Richard E. (RJ) 48 Harmon Rd.. Scotia 2, N. Y. (General Electric Co.) MITCHAM. Mich:.r.el S. Box 2i25, College Station Clemson. S. C. MITCHELL, George (:., III Fairfield Circle, Dunn. N. C. MITCHELL, John F. (WI) 316 N. Dudle\', Macomb. Ill. (Illinois Edi;on Porcelain Co.) MITCHELL. Lan. (BFIC) School of Ceramic Engineering Georgia Institute of Technology Atlanta 13. Ga.. MITCHELL. RU5sell G. (W) 1620 Dutch Ridge Rd. Beaver. P:l. (MeDanel Refractory Porcelain Co.) }JITOFF~StepbanP. (E) General Electric Co., Res. Lab. Metallurgy & Ceramics Dept. Box 1088, Schenectady. N. Y. MITRA. H. K. (I) 24. Circuit House Area Jamshedpur, S. E. Rly., India (Tata Iron & Steel Co, Ltd.) MIXER. William G. Jr. (L) 2549 Edgehill Rd. Cleveland Heights 18. Ohio (Clevite COTj:l.) MIZUHARA, Howard (B) 1736 Laguna St. San Franci5co 15, Calif. (Western Gold & Platinnm Co.) MOCHEL, Elien L. (G) Corning Glass Works. Corning, N. Y. MOCHEL, Jobn M. (L) 21 Hillcrest Dr. Painted Post. N. Y. (Corning Glass Works) 607 1 I I' 'lCKRIN. badan: (B) ~Dn~1t Chemica.ls Corp. 1l:nc:arcb & Development Div. pox. 4388. Cbestnut Hill P. O. fbiladdpbia 18. Pa. EBUS. C. R. (M) L:nited Clay Mines Corp, 101 Oakland St., Trenton, N. J. .ff.~T. John, ],. (R) 12255 Miranda St. ~o"b Hollywood. Cali!. (GLaddiDI. McBean & Co.) lfFTT. Robert A. (Rl) ~orth American Refractories CO. J012 National City E. 6th Bid&,. Oel'cland J<4. Ohio FfITT. Roy B. (S) 80x 5711, Suu: Collcgc SQ. i.a.leigh. N. C. (X'onh Carotina State Collcit) 'GEY.l.eoo. (G) Raytheon Co. SS Chapel St., N ewton, Mass. H.-\~"TY. Ga;endra Nath (1) IDdien~Gemeinschaft Krupp-Demag G.m.b.H. Rourkcla 1. Orissa, India HL, Helmuth (W) Fabric de Lou "La Favori~." S. A. 11alnepantla. Mex.. Mexico :-rLER. Nul F. (51) 61 FaTeSt Bl...d . Park Forest, IlL (Brid GI'td Cloy R,cord) HR.]. Gilben (Gl) 126 W. ]OhD St . Maumee. Ohio r]ohns-Manville Fiber Glass, Inc.) ;'{R. William C. (WI) Ferro Corp., Technial Center 4150 E.. 56th St., Oeveland 5, Ohio HUN, William A. (R) 8J Elm Ave., Toronto 5, Ont., Canada (Consultant) :.. Evert A. (E) Rea Magnet Wire Co., Ine. E. Pontiac St. Fort WayrJe, Ind. :"lNA.]. F. G. (X) ."..mrricanStandud, Fo~igr. Di~. 40 W. 40th St.. New York, N. Y. :.LER, J. A.U POr5gTUnds Porselaensfabrik Pongrann, Norway ~BERT.William S., Jr. Box 787. Alfred, 1'\. Y. ~ACK, A. J. (G) 287 :Mortimer Ave., Rtlthmord, N. J. {Newark College of Engineering) ~AGLE,William T. (R) 63 Summit Rd., Sparta, 1':. J. (Reaetion Motors Div.. Thiokol Chemiea1 Corp.) '{ETA. Fausto \'ia Mambretti 9, Milano. Italy (Ditta Giuseppe Moneta S.p.A.) "G. Lewis Eo (R) 8506 LouChboroul'h Pi. Chevy Chase 15, Md. (Xation.al But'U.tl of Standards) ,KS, Poogl.. E. (:R) 112: Carion Dr Cha;rin Falls, Ohio (Cubonu:uium Co.) ~KS. J. R. (G) 471-4 Harbord Dr., 'I'oledo 13. Ohio (Owen...Illinois) :\"'ROE,.E'D~eA. (BC) Box 82]. Alfred, N. Y. (State UniversitY of New York College of Ceramies, at Alfred Uni\'.) :"ROE. Lt. G. DeVol::. (G) Box 277. Laredo AFB, Texas .'ROE. Jam.es E... Jr. (M) 109 Lottgdale Rd., Timonium, Md. (~&Ttin c.iti"i! ,,1'AGNO~ntonioM. (E) 4315 Robit?Hood Circle, S. WesterviUe, Omo (Inland Enginftrini' Co.) <TEITH. Phmp G. (E) 4204 Dolphin Rd. Louisville 18. Ky. (Chicaao Vitrcous Corp.) Ml. ''In. 10 l1!lfH) MOXTGOMERY, Dan (R) It. R. 1, Shadyside. Obio (Republic Steel Corp.) ~JOX1'GOMRY.Earle 1'. (WFI) 12 W. Jeffrey Pl., Columbus 104, Obio M:OX1'GOMERY. Eldwin C. (GI) Libbey~O...ens.Ford Glass Co. Box 82. Shrevrport. L.a. loiOXTGOMERY. Paul B. "Townview Dr. Rome, Ga. MOXTGOMERY, Thomas B. (G) Pitubureh Plate Glass Co. One Gate.ar Center Pituburgh 22. Pa. MOXTG~IdERY.W.,."e C. (W) Aluminum Co. of America 1001 Franklin A\e. Garden Cit)'. L. 1. N'. Y. MOODY. Arthnr R., Jr. y on~ Island, S. C. MOODY. Billy D. (S) 3703 Henderson Rd. Greensboro, N'. C. (Pomona Tern Cotta Co.) MOODY. H. Leslie (D) Hyalyn Porcelain. Inc., Box-460 Hickory, N. C. MOODY. Willis E. (BIC) School of Ceramic Engineering Georgia Institute of Technolo~p' Atlanta 13. Ga. MOONEY, Ed""ard L. (W) ~nenl Laboratory .~S50C., Inc:. Norwich, N. Y. MOORE, Dwight G. (EFI) Mineral Products Division ~ational Bureau of Standards Washington 25, D. C. ~lOORE:. Ernest L. (B) 3i5 "D" St. FremoDt, Calif. (Aerojet-General :Kudeonics) MOORE. Francis M. (GJ) 513 E.. Chestnut St.. Washini'ton. Pa.. (B. F. Drakenfeld & Co.) MOORE. HenT)' (G) 18 Canyon View Dr.. Orinda. c.lif. (West End Chemical Co. Dh. Stauffer Chemical Co.) MOORE, Hugh S. (L) General Electric Co. John St. Hudson Falls, No Y. MOORE:, ]ames M. (S) Asbe Brick Co.. Van Wyck. S. C. MOORE, John G. (W) 405 E. Poplar St., Robinson 2, Ill. (Case Manufaeturin, Di\". Ogden Corp.) MOORE & MUNGER (MurTa)' Rushmore, Jr.) 33 Rector St 2\ew York 6. N. Y. MOORE. Richard S. (RI) Harbison-Walker RefTactories Co. 30i Fihh A,e., Pittsburgb 22, Pa.. MOORE. Robert E. (C) Missouri School of Mines Ceramic EnJineerin&, Dept. Ron., Mo. MOORE, Robert F. (R) R. R. <4, Conopolis. P ... (Jones &: Laughlin Steel Co.) MOORE, Rooald H. (G]I) Owens-Illinois 1;00 N. Wesrwood Ave. Toledo i, Ohio 1100RTHY. V. Ie. Atomic Energy Establishment 1IetalltlTg)' Di\". 1.Apoll0 Pier Rd., Bombay I, India MORAN.].]. (G) Landis Ave. & Spring Rd. Vineland. N. J. (Kimble Glass Co.) MORAN. Vincent J. University of Ne..... South Wales School of Metallurgy, Box 1 Kensington, N.S.W., AustraIi.. MOR.<\N, Walter D. (E) 24 Trickett Rd .. Lynnfield, Mass. (General Electric Co.) MORCLL. 1'. L. (R) Union Bank BidE., Rm. t02-0~ Bethlehem, POI.. (N. L. Morell Co.) MORENA, Alfred (Ll) 277 Corbett PI. Korth Plaintield, K. j. (Metal & Tbermit Corp.) MORGAI'. Joho C. ],. (G) Libhey.O ....ens-Ford Glass Co. 1701 E. Broadway. Toledo 5, Obio MORGAI', John f. (R) Reynolds Metals Co. Bo);, 2346, Ricbmond 18, Va.. MORGAN, John M. (L) Coon Porcelain Co. Golden, Colo. MORGAN, Ra:rmond W. (R) R. W. Morgan Co. 12115 Woodbine. Detroit 39, Mich. MORGAN, Robert A. (LI) Clevite Eleetronics Components Div. Oevite Corp. 232 Forbes Rd., Bedford, Obio MORGAN. Willard L (G) 221 Holly Dr. Spartanburg, S. C. (Consultant) MORGAN, W. R.. (GFJ) Sterling Grinding Wheel Co. Box 801. Tiffin. Ohio MORK, Gordon E. (E) 11022 Mile! Ave. Cleveland S, Ohio (Ferro Corp.) MORi\IN. Bob L. (LI) 3885 Pierce, Wheat Ridge, Colo. (Coors Porcelain Co.) MOROKE, Philip (S) R. R. 1. \Vatsontown. Pol. (Glen-GeT")' Shale Brick Corp.) MORRIS. Ernest D. 15 Irby Rd. Hes"ll.all, Cheshire. England (Morgan Refractories Ltd.) MORRIS, George J. (R) Ameriean Steel & Wire Div. United States Steel Corp. Research Lab .. Wire Ave. Cl~eland 5. Ohio MORRIS, Irvine H. (W) Shepherd Chemical Co. 2803 Highland Ave. Cincinnati 12. Ohio MORRIS, Richard C. (R) Babcock & Wilcox Co. 105 S. LaSalle St., Chicago 3, Ill. MORRIS, Stephen M. (RJ) 7921 Riggs Rd., Apt. E-l Adelphi. Md. (Martin Co.) MORRIS. W. C. (G) 916 Sunset Dr., Lake Lucerne Chagrin Falls, Ohio (Harsha.w Chemical Co.) MORRISON. ]o.eph P. (G) Kimble Glass Co. 711 Southwood Ave.. Columbus. Ohio MORRISON, Neil T. (M) Bell Research. Box iS7 East Livc:rpool, Ohio MORRISON, R. F. (M) 38<4 Gulf Rd.. Elyria, Ohio (Harshaw ChemieaJ Co.) MORRISSEY. William J. (B) 441 Homs Rd. Richmond Heights 21. Ohio (General Electric Co.) MORSE, Arthur E. (G) 2735 Woodstock Rd. Columbus 21, Ohio (Federal Glass Co.) MORSE. Oiffo,d E. (G) Dominion Glus Co., Ltd. Box ]90, Montreal, Que., Canada MORSE, Oifford F. R. R. I, Bath, N. Y. MORSE, G<orge T. (WF) SmoothOn Mfg. Co. Si2 Communipaw A,c,. Jersey City", N. J. MO ORTON POTIERY CO. (H. W. RapP. Jr.) 31.5 W. Jefferson St. )donon, Ill. ORTON. Willi~ A. (G) 46 St::u:ullsb Bl.d., Mt. Lebanon Pittsburgh 28, Pa.. (Loftus Engineering Corp.) 'OSAIC nLE CO. (Roy E. Jordan.lr.) Box 112. Za.nesvillc:. Ohio !OSBARGER, Jen'}' A. R. R. I, Albion. 111lOSER. Berthold B. Industria Cenmi~. Ltda.. Apartado Aereo .829 Bqota. Colombia -lOSER. John B. 726 Se.ani St. Evanston. m. JOSIER. En..... B.' 79 Putna.m Ave.. Cambf'id~. Mus. ~OSS, Jam.. F. (G) 3~1 Greenwald Dr Bethel Park. Fa.. (Pittsburgh Plate: Glass Co.) OSS, LeRoy 1.. (EI) 3SSJ bl'leside Rd. SbaJcer Heights 22. Ohio (FC'TTO COTP.) 1I0TEKI. Kesakichi lriusuhi Kogyo Daigaku Kag:ak1:l Kyoshitsu 12334 TamapW3. Todoroki 5eug:ayaku. Tokyo. Japan ~OTSCH, F. R. (G) Foster-Forbes Glass Co.. Marion. lnd. llOULD. RichaTd E. (G) . Aroerican Glass Research. Inc. Box J4C9. Butler, Pa.. llOULD. Willis P. (M) Vennont MCti!! Corp Bristol. Vt. ~OULD. W. J. (W) 5922 Ran dy Rd. Bedford Hei,hts. Ohio (Walker China Co.) YOULTON, A. K. (M) Mastel' Machines. lDc. Box 26305, Houston 32, T ex.as ~OUNT CLEMENS POTIERY CO. eChules E. Don) Mount Oemens. Mieh. YOmrrvAU, Acli J. (B) Materials Researeh Corp. .7 Buena Vist2 Ave,. YOtl,ken, 1\. Y. ~OURAUD,Pa.l H. (W) 14 Ingleside Rei. Upper Montclair. N. J. (Techniea.l Ccnmics & l..av;. Corp.) ~OWAT, Jam.. F., J'. 559 Columbia Ave. Des Plaines, m. lOWERY, Robert 1.. (Gl uDbey-Owe:m-Ford Glass Ce. 1701 E.. Broadway. Toledo 5, Ohio lOWREY, F=l W. (GI) 4312 Fairlawn Dr Kitlrspon, Tenn. (Americ&n~SaintGoo..in COT'P') lOYA, Oemente :M:. (X]) 156S Euclid Ave.. Berkele)', Cali. ~OYER. H ry F. (G) Libbcy-O'tVeZl.S--FoTd Gtass Co. 1701 E. Broadway. Toledo 5, Ohio llUAN, An"ill (llFC) Pennsylvania State Utlinnity 2. Minen.l Sciences Bldi. Uniycnity Pan. Pa. roCCIGROSSO, Aaeelo (R) 824 Whitney Dr. Sebeaectady 9, N. Y. (General Electric Co.) MUELLER, E<lward E. (BI) Pr:mco.Corp. 5601 ~tenl A."e.. BaltimOTC 24, Md. MUELL~en1A. (RI) 1360 bdd, Canon CitY, Colo. (Har'Sisoia.:WalkeT Refractories Co.) lUELLER. J..... I. (llFIC) Ceramic ~eering Division UDiTCt'SitY of WashinEton Sca.ttle 5, Wash. VOL. 40. No. 10 (1961) MUELLER, John P. (W) Mountain Vie..... Rd., Trenton 8, N. J. (Mitchell-Bissell Co.) MUHLSTADT, William). 1212 W. Main. Urbana, Ill. MULL, Lee R. (G) Owens-Corning Fiberglas Corp. Newark, Ohio MULLADY. Russell E.. (M) 0459 E. High A"e. New Philadelphia. Ohio (Titanium Alloy Mfi_ Div., National Lead Co.) MULLAN, Joseph (5) Champion Brick Co. '600 :Pulaski Highway Baltimore 6, Md. MULLEN', Robert S. 45 Bradley :McKinley. Cha.mpa.iit!-. Ill. MULLER, Gerhud Stutliehe PoneiLan-Manufa.ktuT Bulin Wqrelystrasse 1 0) Berlin NW 21, Gennany MULLER, Mox (RI) Basic IncoTPonted 8<45 H~na Bldg. Oeveland 15. Ohio MULLER, Robert EmaiUerie de St. Maurice 253 Ave. du General Leclerc Maisons-Alfort (Sein~), Franc~ MULLIG.J..N, Edwin F. (E) Jones Metal Products Co. West I...afayette, Ohio MULROY. James P. (EI) 965 Lafayette Ave. Buffalo 9, N'. Y. (Boys Vocational High School) MULRYAK, Henry (L) SietTa Talc Co. Box 390. South Pasadena. Calif. MULTER, Robert K. (W) ATCO Ceramics COI"P., Keyport, N. J, MULVANE, O. E. (EI) <413E N. 21st St., Milwaukee 9, Wise. (A. 0, Smith COI"P.) MUNDY. O. s. (Ll) Western Electric Co. Dept. 7322, Hawthorne 5ta. Chicago 23, Ill. MUmER, Jobn H. (G) Corning Glass Works, Corning, K Y. MUNOZ c., Alonso Cia. Colombiana de Ceramic:a 5. A.. Apanado Aereo No. 5927 Bogota, Colombia MURDOCH, K. A. Davey & Moore Ltd.. Lockfield .'he. Brimsdowt1, Enfield Middlesex, Etlgla.nd MURGATROYD, Job. ll. Rockware Glass, Ltd., Roc:kwan: A"'e,. Greenford, Middlesex.E.nl'land MURPHY, Ch;'l"les A.. (R) Geo:iia Institute of Technology Eneineering Experiment Station Ceramics Bnnch, Are;j. 3 Atlanta 13, Ga.. MURPHY, Ed",,,d J. (W) Charles B. Chrystal Co.. Inc. 53 Park Pl., New York 7, N. Y. MURPHY, Han')' T. (R) Oimax Fire Brick Co., Oimax, Pa. MURPHY, Leon. P. (BJ) 923 Snow, Richland, Wash. (Gene:ral Electric Co.) MURPHY. Remington M. (L) 1358 Lindberg Ave., Roslyn. Pa. (International Resistance Co.) MURRA Y, E",ost L. (M) United States Cer:a.mie Tile Co. East Sparta, Ohio MURRAY, Fnnk J. J,. (M) Nichols Engineering & Research COI"P. 1336 N. Carolan Ave. Burlingame. Cali. MURRAY, George T. (B) Materials Research Corp. 4i Buena Vista Ave., Yonkers, K Y. MVRR.O\Y, Genld E. Missouri School of Mines Box 306, Rolla. Mo. MURR.o\Y, Haydn H. (B) Georgia Kaolin Co. .33 K. Broad St. Eliubeth J, N, J. MURRAY, Jobn F. (L) .413 OtUwa St., Forest Heights, Washington 21, D. C. (Naval Research Laboratory) MURRAY, Louis J. V&al Potteries. Ltd., Box .9 Meyerton, Transvul, South Africa MURRAY. Maurice A.. (LI) 1<411 Hadson Aurora Rd. Aarora, Ohio (Clevite Corp.) MURRAY, Rob.rt S. (G) B. F. Drakenfeld & Co., Inc. Box 519, Wuhin&1on, Pa. MURRAY, Tho",.. F. (R) Box 651, Olive Hill, Ky. (Louisville Fire Brick Works, Inc.) MURTHY, M. Krishna (B) Ontario Research Foundatior. 43 Queens Park Toronto 5, Ont., Canada MUSSELMAK, H. G. (G) 4413 Old Frederick Rd, Baltimore 29, Md. (Carr-LolloTey Glass Co.) MUSSEY, Delavan S. (X) Aluminum Co, of America 22 Pleasant St., Rm. 201 Worcester 8, Mus. MYERS. C. H. (R) 808 E. Third South St. Salt Lake City, Utah MYERS, Cba,l., V. (W) El;er Co., Three Gateway Center Pittsburgh 22, Pa. MYERS, Richard M. (R) 12 Clark Ave., Washington, P ... (Findlay Refractories Co.) MYERS, Robert 1- (E) Armco Steel COI"P. Rese:Lrch Center 703 Curtis St., Middletown, Ohio MYERS, Thomas]. (G) 1229 Walton Ave Altoona, POl.. (Syh'ania Electric Products, Inc.) MYERS. Wilbur C. (L) National Cash Register Co. HOI E.. El Segundo Blvd. Ha"'-thorne, Calif. MYERSON, Manin (W) M~'enon Tooth COT'P. 9C Hamilton St., Cambridge, ~1ass. MYERSON, Ricbud L. (W) Myenon Tooth Corp. 90 Hamilton St., Cambridge, Mass. MYGDAL. Rolf 1.. (W) 411. Wyoming Ave. 1'ampa 11. Fla. (Tiffany Tile Co.) N NABER, Conrad Lilienthal/Bremen 5, Gttmany (Connd Naber Industrieofenbau) NAEGEL, All H. (E) A. O. Smith Corp. 3533 N. 27th St., Milwaukee 1. Wise. NAKAMURA, H. Hry (B) A:rmour Research Foundation 10 W. 35th St., Chicago 16, Ill. NAKAMURA,1'akeshi Univenity of-Utah Ceramic Engineering Dept. Salt I..ake City 12. Utah 613 I I " ,.O\K.....MUR..... Yos'bikazu . Shoko Glas3 Co.. 1..J:d.. 1330. Yamanki Ksmakura CitY . \ Kan2iaw2 PTd. Japan ~APIER. John B. (S) 1120 Ba.s~ Rd., ~. Ga. ] (Cherokee Brid:: A Tile Co.) 1~APOLlTAJo:O.AlI><rt (G) <l Nationa.l BUTeau of Standards tj Dept. of Com:cnaa Conn. Aye. & v~ Ness St. , Wa.sbingto12 25. D. C. '~AR.'YAJo:AN. T. K. OJ J1 Hindusun 5t1 Ltd. Refractories Div. ., elo General Fot"ClDU 1 Dl1rpput, India. ~~""RDE. CanuCD J. i 13 E. Rh-er St., Conine. N. Y. ~ASH. Ha1"old S. .{DFCl ~ Uninniry of <:mcizmati ~ Ceramics Dept., Cizlciml,.ati 21. Ohio ;)IASH. Herbert (M) Southern Califomia Gas Co. Box 32049. Tttmi:mJ Anna Los A.J:lge!c:s5-4. CaIil .~ASON. Don>ld O. 53iO BToadway,.A:pL 23 .oakland IS.CUI.' ,.:, , , C. _A'TCO CO'RP. (R. x"Sl>ipi<y) '. . 327 Fifth Ave., Pi:tblntt'gb 22, P... JATIONAL ENGINEERING CO. SIMPSON MIX.x1Jl.LER DIV. (James Stewart) 5"9 W. Washington Bl'rd. Chicago 6. 11l. , JATlONAL LEAD CO. (Roy Dahlstrom) 111 Broadway, New York 6, N. Y. .J'.AT(IROaNlApLh'LBIM:VEoa~~STON..EOhCiOo . "NAU .. Tboma.s P., Jr. (EJ) Labon.tory EqlJi:p:m:ent Corp. Box 151, St. Joseph. Kich. JAUDOT. J.o.... Ce:rab:ui. ]0 Rue P2steut' Pont ~iDte Ma.n:xc (Oise:), France a~AVARRE.Arth'" (G) Surlace Combustion Di'l". Midland-Ross Carp. 23i5 Dort St.. 'Iokdo 1. Ohio , ~AVIAS, 1.0'"' (Bm General Electric Co.. Re$earch !..ab. Box 1088. Sclle:ucct;l.dr. N. Y. .JAVRA'TlEL. H""" Rosensttasse 9. ~f1Pqnit% :Bavaria, GennaJ21 (Semhaoh & Co.) ~BL. J.rn.. E. (RI 164 Sandford Aft. North Plainlidd. N. J. GohnsYanYille Corp.) JEELY. HomeT E..J'. (G) 4(04PEh..u1h1t~h APl~ateTGaIna:sn>tmCon:)Pa.. \"EELY. Joph L (R) 10 Old Concord Rd. Pitoirn Pa.. (United States Steel Corp.) uFF. Ed....n1 D. (R) Box 205. Templeton. Pa.. (Harbison.WaIkcr :Rdnctories Co.) \'EFF. John M. (B) Armour lh:surdr. roundation 10 W. 35th S1., Chicago 16. m. IiEIL. David 1.. (5) Centnl Commacial Co. 332 S. Michigan A~ Chiago 4. m. IEIMAN. Robert (R) V41r1'bii'fpl..MAi.x,e<ry:orAp'f.'.e.l..n. Lc.oaiSTiDe 8. Kr. ttLL'iS. Maurice (B) . 49~miento I.u.e S'Il1'" Barban. CUI. (Ame'np.u Ela::I:ro2:Lics, Inc.) !U!0:,..!ihn.tiaDL (L) . NatlotW BelTDia Corp. First & HukcJl An:s. H..kell. N. J. ~ELS01\, Donald R- (W) 10 Reynolds St., Daniebon. Conn. . (American.Standard) NELSO~. Forrest W. (EFI) A. O. Smith Corp., J5J3 N. 27tb St. Milwaukee 1. Wisc. NELSON. Glenn C. (DC) Univenit) of Minnesota Duluth, Minn. NELSON,Harold K. (RI) 703 Selma St.,1'ioTTistown. Pa. (E. J. Lavino & Co.) NELSON, HaTTY A. t R) Carborundum Co. 11171 Lappin A\e., Detroit. Mich. NELSON. James A. (SC) Univcrsity of Illinois 20-4 Ceramics Bldc., Urbana. Ill. NELSOJo:. Karl E. (L) . 938 ,arI St.. St. Paul 6. Minn. (Minne50ta Mining & Mfg. Co.) NELSON. Richard P. Musachusetu Institute of 1'ecbnology Dept. of MeWlurgy. 4.051 Cambridge 39. Mass. .. _zONELSON;Roben E. (G) Spri1lg St.. Sent:~ Falls, N. Y.. .. .(SyIYania ~ric .~rodQco.ll:1c.) NEREJo:STONE. Mare A: (L) ,," '," 04108 Military Rd., N. W. Washington IS, D. C. (Operations Evaluation Group Navy Department) , NESTER, Henry H. Ma.ssachusett5 Institute of Technology, Rm. 4--010 Cam bridge 39, Ma.ss. NETTER. William S. (G) Box 62 .Owosso .Mich.. (paar ChemjcalCo~) NETlSCH. Erich . Maschinenfabrik Gebrucier N et%Sch Werkstta.sse 19 NELS~elEbC(KB,ayGeeronr)g. eGWer.m(aRnjv) . West Valley. N. Y. (U. S. Army) NEUMAN, Bruce H. 81 Main St.. Almond, N. Y. NEVIUS. John C. (G) Corning Glass Works Mciting Services Dept. EJdg. 52, 4th Floor. Corning, N. "Y . NEV'-, Ryta.nd J. (S) . National Sewer Pipe Ltd. Box 18. Oakville. Ont.. Canada NEWARK. Frank F.(W) Aluminum Co. of America 1450 Terminal Tower Cleveland 13. Ohio NEWARK. Martin (W) Bay State Abrasive Products Co. Westboro, Mass. NEWBOLD GENERAL REFRACT01UES, LTD.. Box.l Mayfield 2N. N. S. W . Australia NEW CASTLE REFRACTORIES CO. (John W. Milier) Box 0471. New Cutle. PL NEWCOMB. Rexford. Jr. (Ll) 915 Dodge. Lake Geneva. Wisc. (RX Chemical Co.) NEW JERSEY PORCELAIN CO. (]. M. Gilfillan) Box 908 Trenton 5, N. J. NEWKIRK, Herbert W. (B) University of Caliiornia Lawrence Radiation Lab. Livermore, Calif. NEWKIRK, Tem F. (B) Trionic.s Corp. Box 54S. Madison 1. Wise. NEWSOME. Jame. W. (L) Alcoa Research Labs. 2900 Missouri Ave:. Ea.st St. Louis, Ill. 'VOL 40. No. 10 (1961) l\EWTON. Ave'!")' C. (R) Tbe Reiractories Institute Fir,st National Bank Bldg Pittsburgh 22, Pa. . NICHOLS ENGINEERING & RESEARCH CORP. (H. Bac:h Niel5ec) sO PiDe St. New York 5, N. Y. NICKS, John F. (S) National Sewer Pipe Ltd. 3H3a0mWiletnotnv,oOornttb.,S~t aNda NICOL. Alexander C. 29 Todman Ave. Kensington, N. S. W . Australia (Austnlian Consolida.ted Industries Ltd.) NIELSEN, H. B.oh (M) Nichols Engineering & Research Corp. 80 Pine St.. New York 5. N. Y. NIELSEN. 'Thorn.. H. (B)) Jet Propulsion Lab., Sect. 351 4800 Oak Grove Dr. Pasadena 3, Calii. Jo:IEMAN. A. H. (G) O~io Lime Co.. Woodville. Ohio . NIES, Nebon P. fB) .' tJnited ,StatesJ)onx Research Corp. 0412 Crescent Way, Anaheim, Calii. NIKI, Eiji Aeronautical Research Institute University of Tobo 856 Komaba~o, Meguro-ku Tokyo, Japan N"IKLEWSKI. B. K. Main Enamel Mfg. Co .. Ltd.. Gothic Works, Angel Rd. Edmonton, London. N. 18. England NIPPON TOKI KAISHA,!<TD. :: 1, 'Noritakeshinmachi Nishiku. Nagoya, Japan . NISUL.A.. Chester A. (R) 716 Main St .. Riverton, K J. (Simonds Abrasive Co.) NIXEN. David (L) Cannon Electric Co. 1943 Placentia. Costa Mesa, Calif. NIYOGI. D. P. 49/D Middle Rd., Entally Calcutta 14, West Bengal,lodia (Sur Enamel & Stamlling Works Pvt. Ltd..) NOBES. Frederick L. Carborundum Co., Ltd.. Traford Park Manchester 17, England NOBLES, Eugene L. (El) 3714 Torrington Ave. Cleveland 34, Ohio (Feno Corp.) NODA. Toldti Dept. of Applied Chemistry FacQlty of Engineering' Nagoya University Chikusa-ku. Nagoya.. Japan Jo:OE. J.rn .. 'I. (S) Windy Knoll. Box 463, Brookville. Pa.. (Hanley Co.) . NOHLE, Richard C. (51) Oaycnft Co.' Box 866, Columbus 16. Ohio NOLAl\, William F. (R.) Valley Hill Dr., Holden. Mass. (Norton Co.) NORANTE. Nichola. J. (L) Box is, R. R. 4, Latrobe. Pa.. (Carborundum Co.) NORDBERG. Martin E. (GF) 134 E. Fourth St. Corning, N. Y. (Corning Glass Works) NORDGREN. Ham Aktiebolaget Gustavsberi'S Fabriker Gustavsberg. Sweden NORDMEYER. Rudy L. (S) . Valley Brick & Tile Co. Box 353 Mission. Texas ' 615 RDQUIST. ClarclIce E. (LJI) 583-4 Pierce St., Arvada, Colo. (Coors Porccdain Co.) i1.DQUIST, lAwrence E. (L) CorndlDubilier Eleetric Corp. 1605 Rodney Fromc:h Bhd. Xcw Bedford. ~u:;. ,DYKE, J. S. (MFI) ~o Sulgravc Rd.. Pituburgb 11, Pa. (Hammond Le.ad Products, Inc.) ,EX, 50ul (L) 5J6 Salem Dr Richa1"dson. Texas (Texas Instrume:ats. Inc..) UlAN. Emmerson K.. (R) Cornine Glass Works. Comini'. N. Y. {RIS. Alan W. 16i Station Rd.. Wylde Green Sutton Coldneld. Warwickshire. u&,land (Doulton Research Ltd..) UUS-THERMADOR CORP. (Edgar H. Freeman) 700 Water St. Walnut. Calif. 'SWORTHY, Richard G. (En .... O. Smith Corp. R. R. "9. Kankahc, III orH AMERIC,AN <:EFIlACTORIES CO. ~ Robert-'A. "Moffett) 1012 National Ci~y E. Sixth Bldg. :lcvcland 14, Ohio :-rHWESTERN GLASS CO. 'Edward S. CampbcU) ;$01 E. Marginal Way S. 3cattlc 4, Wash. :TON. Charles L.. Jr. (RF) 3abcock & Wilcox Co. 61 E. 42nd St., New York li, N. Y. :TON CO. (Wallacc L. Howc) :Inc Ncw Bond 5t. ,VOl'ccstcr 6, Mau. '.TON,-Fl'cdcrick H. (RFIC) ,)e;>t. of MetallW'IY )iv. of Ccramics Jus.aehuse:tts Institutc of Teehnoloi)' ~m bridge 39, Mass. TON. George R (El) 'faudlcr.Pcnnutit. Inc. ~esearch ub. 000 Wcst Ave., Rochester 3. N. Y. \VALK, Marshall H. (WI) :o:-ning Gla.ss Works >onded Cer.unic Rescarch :ornin&" N. Y. WOOD,]. Nclson (Lifc. X) Jfred University, Alfred. K. Y. :HESE. Pedro '. A. Comercio ~ Industrias .onu. N Olchese :U::l. Julio Ribeiro 243 "0 Paulo, Bruil ,o.K, John P, (E) 3.48 Willow RcL. Homewood. III Inland Steel Co.) .....1-:. Richard E. 2559 22nd N.:E.,. Seattle 55, Wash. Y. Anton R. (B) ;reat u'kes Carbon Corp. :no Austin AVe.., Korton Grove, lIt Y. Otto R. (W) 28 E.. Grant Dr., Des P1a..U:les. Ill.. Chicaro Pottery Co.) AK. John M. (BI) Jell ACTosystcms Co: \hc.at5eld F_l1 >ox 1. Buffa.Io 5, N. Y. "ELL, DOrToh L.. Jr. (S) 02 Broa.d St.. Augusta., Ga. ~ferTY Bros. Brick & Tile Co.) 3BAUM. Theodore (L) 1$ Glover ~ve., A.pt. 10 'ateTSon. n..:1- ..... meric:a.~ta.ndard) E. Andrc..,;fC-.!.RJ) Vestinghousc Electric Corp. .tomic F~el D~t., Cheswick, Pa.. ;JIST, R01 A, (G) ibbcy-Owens-Fcm:l. Glass Co. 701 E. Broa.dwa,., Toledo 5, Ohio 40, No. 10 (1961) o O.....KLEY. Lt. Harry D. (RJ) 70th Bomb SQ.. Loring AFB. Me. OAKLEY, Walter W. (GF) Box 156, Big Flus, N. Y. OARE. Henry .4,.. (W) 2655 Sharon dale Dr.. N. E. Atlant.::l.. Ga. (Georgia Sanitary Pott~ry. Inc.) O'BANNON, Loran S. (EF) 1568 Trentwood Rd. Columbus 21. Ohio (Battelle Memoria.l Institute) OBERST. Clair R (MF) Industria.l Cera.mic Products, Inc. 965 W. Fifth Ave. Columbus 12, Ohio OBERST, Robert B. (WI) 4041 Fairfax Dr., Columbus 21, Ohio (Industria..! Ceramic Products, Inc.) O'BRIAN, Bria.n (X) Box 388. Fredonia, Kans. (Consu]unt) OBRIEN. Neil H. (WI) R T. Vanderbilt Coo. Inc. 33 Winfield St., Ea.st Norwalk. Conn. O'BRYAN, HenD.'M.. Jr.. 'UnivCTsitY .Qf Michigan '. . :.Depl.ofCheInical E.ngineenng Ann Arbor, Mich. O'CON:KELL, Thomas B. (G) Libbco,'-Owens-Ford Gla.ss Co. POl E. Broadway, Toledo 5, Ohio O'COXN'OR. Daniel F. (R) ::'(0100 Co .. Tonawand.a, K. Y. OCOX::\OR. Frank (L) . Box 12, Saxonburg. P.::l.. (Du-Co Cer.::l.mics) O:CONNOR. Jerry B. (M) .1205 Edgewood A\'e., Apt. B-3 . Trenton S. N. J."' (0. Hommel Co.) O'COX~'OR,Thomas B. (M) Swindell-Dressler Corp. Box 1888, Pittsburgh 30, Pa. O'CONOR, Eugene F. (S) Pemco Corp. 5601 Ea.stern Aye .. Baltimore 24. ~ld. O'DELL, Harold L. ($) United Church of ~orthern India Ratlam. M. P.. India ODlXK, Harr)' J, (Ll Centralab Div., Globe+Union Inc. 900 E. Keefe Ave., Milwaukee I, Wisc. ODOM, Paul R. (M) 2948 Malvern Hill Dr., l.!a.con. Ga. O. M. Huber Corp.) OESCH. Robert B. (S) 202 Sa.leer SL Henderson, Texas (Henderson CIa)' Products, Inc.) OESTERLE, Robert A. (E) 11 Glen Grove, Belleville. 111. (Roesch Ena.mel & Mfg. Co.) OFFUTT, J. J. (R) A. P. Green Fire Brick Co. 1018 E.. Breckenridge St. Mexico. Mo. OGDEN, Wi1Iia.m D. (RI) Shirleysburg P.O., Pa.. (North American Refra.etorle:s Co.) o H. Sac Choong 120 lnudong. Cbongno, Seoul. Korez OHDE, Cad J, (G) 2627 W. Foster Ave., Chicago. Ill. (Bavaria Art Gla.ss Studio) OHIO BRASS CO, U. J. Taylo.) Barbenon. Ohio OHIO CLAY CO. (Nonna.n E. Denison) Box 1776, Oevela.nd 5, Ohio OHIO LIME CO. (A. H. Nieman) Woodville. Ohio OHLBERG. Stanley M, (G) Pittsburgh Plate Glass Co. Glass Research Center Box 11472. Pittsburgh 38, Pa.. OH:<YSTY, Basil (BJ) 1812 Shirley, N. E. Albuq'Uerque, N. M (S::l.ndia Corp.) OLcon. Eugene L. (R) Atlantic: Researc:h Corp. Shirley HW}. at Edsall Rd. Alexa.ndri.::l.. Va. OLCOTT, Joseph S. (B) Corning Glass Works. Corning.~. Y. OLD, A. Floyd (S) Solite: Corp. Box 9138, Richmond 27, Va. OLD HICKORY CLAY CO. (Lee F. Powell) Box 271. Paducah, Ky. OLDS, Leona.rd E. (B) Stnte~c Udy Processes, Inc:. Box 845, F&lls Sution Niagan Fa.lls, N. Y. O'LEARY, Frands R (G) Emhart Manufa.cturing Co. 333 Homestead Ave. Hartford 1, Conn. O'LEARY, W, J, (B) 24 Seminole Ave., Qa.ymont, DeL (Allis-Cha.1mers MfE'. Co.) OLENCHUK, Dan;e! L. (R) 1300 Laird Ave., Aliquippa. P::l... a. (Jon~ & Laughlin Sted Corp.~. . . . OLR William (S) ' . . .' .,: .110 Sbor,e Rod., Old' GfunwiCh, Conn. OLIVER. "Eva.n M. '(E) Bethlehem Steel Co;, "Research Labs. Bethleh~, Pa.. OLIVER, John C. (E) Porccla.in Ena.mel Institute 1145 19th St., N. W. Washington 6. D. C. OLIVER. John H. (L) Kimble Gla.ss Co. 711 So'Uthwood Ave, Columbus 7, Ohio 'OLIVERIO, William (G)' . 'Rolland Glass Co. Box 2032 CJa.rksburg. VV, Va. OLIVITO, Joseph P.(B) 2017 Longview Ave., Ba.ltimore 6, Md. (Ma.rtin Co.) OLSEN, D. Theodore (BJ) 18542 Sunburst St. Northridge, Calif. (Rocketdyne. Div. North American Avi::l.tion. Inc.) OLSEN, Eric (D) R. R. 63, Dundee, Ill. (Haeger Potteries, Inc.) OLSEN. John M. (G) 38 Rector St., Metuchen, N.]. (E. I. du Potlt de Ncmoun & Co.) oLSEI<', Rangwald S. (EI) 1137 Grant St., Evanston. Ill. (Armour Researeh Founda.tion) OLSON, Hjalma.r Aktiebolaget Gnsuvsbttp Fabrikcr GusuV$bCTi, Sweden OLSON, Katherinc M. Box 202, Middle6eld, Conn. OLSOI<', Ole A, (R) S Wrenwood Ct. Webster Groves 19, Mo. (H. K.. Porter Co., Inc. Refractories Div.) O'MEARA, Eugene L., Jr. (R) Harbison-Carborundum Corp. Allen St., Falconer, N. Y. OMLEY, Herbett A. (L) Cen.masea1, tnc. Box 25, New Lebanon Center, N. Y. O'NEILL, John H. (L) 18 Wren Dr., Hauppauge, L 1., N. Y. (Sylvania Electric Products Inc.) ONONDAGA POTTERY CO, (R. H, Pass) 1858 W. Fayette St.. Syracuse I, N. Y. ORAVEC, Joseph A. (S) 3731 No Newland Ave., Chicago 34, Ill. ORBAN, Edwnd (L) Monsanto Chemical Co. Development Dept., Res. & EnET. Div. 800 N, Lindbergh Blvd. St. Louis 66, Mo. - I I :1 ORDE!\. David B. (M) OWENS.CORNING FIBERGLAS 333 E. ~6tb St. Apt. JB CORP. (August C. Siefert) l"ew 'iark Ii, K Y. Technical Center, Granville, Ohio (Metal & !"hermit Corp.) OWENS. E. R. (G) ORDWAY, Fred (B) Owens-Illinois Crystal Growth Section (9.05) Box 1035, Toledo 1. Ohio .Nauona,J Bureau of Standards OWENS-ILLINOIS Washington 25, D. C. Box 1019, Oakland 4, Cali. OREFRACTION MINERALS,INC. OWENSILLINOIS (Albert L. Kreuer) (Oscar G. Burell) Box 2.'. Andrews, S. C. Box 1035, Toledo 1. Ohio ORMSBY, W. Cayton (W) OWENS, Jame. S. (WF) National Bureau of Standards Champion Spark Plug Co. Washington 25, D. C. Ceramic Div. ORR. Da\'id B. (R) 8525 Bntler Ave. Detroit 11, Mich. 111 Eii"hth St., W~lbvil1e. Ohio OWNBY. P. DUTell CR. K. Porter Co. Inc. Missouri School of Mines Refractories Div.) Ceramic Engineering Dept. ORTEPlO, Salvato.. (L) 105 Fulton Hall, Rolla. Mo. General Ceramics Div. Indiana-GeDeT&1 Corp- Crows Mill Rd.. Ke2S bey, N. ]. ORTH. Howard S. (WF) p Indu5triaI Ceramic: Produc:u, Inc. 965 W. Fifth A'rC., Columbus 12, Ohio ORTH. Howard S Jr. (W) PABST. J. G. (R) 236 Fairway Dr Colmnbus. Ohio Saxonburg Ceramics. Inc. (Industria.l Cenmic Products. Inc.) Box 157. Saxonburg, PL ORTMAN. Curtis D. (W) PACHL, Margaret (DC) . .3056 ~orrish Rd.. S"rtz :(Co.DSulta~t) .' . ORTON.EDWARP,JR.. Creek. Mich. ..: . University of North Dakota .. Cer:amics ~ept'i Gn..nd forks, .PAcn:IC CLAY PEODUCTS K D... ". CERAMIC FOUNDATION (J. L Curuthen) 1445 Summit St. Box 8..46. Sta. A, Columbus 1, Ohio ORTON. Mrs. Edwud, Jr. 39 W. Torrence Rd. Colum bus 14, Ohio ORTON, Harole S. (G) . West Penn Power Co. Cabin Hill, Greensbt:ra:. Pa.. ORZ."'-NO, Michael J. (S1) . Clayc:::nft Co.. . . Box 866. Columbus 16. Ohro ... OSBORN,Elb.rt F. (BFC) Pennsylvania State Universit, 203 Old Main, University POl~k. POl.. OSBORl\E. David G. 181'hurlby Close. Kento:c Rd. BarTow, Middlesex, E:cglanc. (OHam Lampworb) OSTLER. Jay E. 2018 S. 22nd E.. Salt uke City, UtU. OSTRANDER. Eugene C. (G) Kopp Gl.a.ss, Inc. Box 82SS.Swlssvale. Pittsburgh 18, Fa. OSTRANDER, Van It. (L) Endevco Corp. 2i E; California St.. Pasadena. Cali!. 07RHALEK. Joseph V. (B) Wyandotte Chemicals Co:-p. R. & E. Div.. Wyandotte, Mich. OTT, John]. 831 Spruce St., Collingdale, Pa. OTTAWA SILICA CO. (George ."". Thornton) Box 39 Ottawa. 111. O'!TMAN, Richard B. Box 82i. Alfred, N. Y. OTTO. George H. (S) 53 W. Jackson Blvd., Chicago ". IlL one,( Consultant) William H. (G) Nannco Research & Development Div. of N.armeo Industries. Inc. 35<40 ACTO Ct.. San Diego 11. Calif. 0770SQK. Axel <Gl) <4300 Hiehland Ave... Shadyside. Ohio (Imperial Glass Corp.) OTVOSA. Stephen S ., Jr. 31 I Green St. Champaign. Ill. OWEN. Frederick Eo. (W) Electrical Ref....etories Co. Eut l'alestine, Ohio OWE);.~D. R. F~er, Ltd... FitzToy St. . Marps'kville, Sydney, N".s.W.~astraIia OWEN"Lam. J. (M) . Nopeo Chemical Co. S!iex &J'int Sts.. Hamson, N.]. (John D.:Fredericks) Box 2178, 'I'ermirial Annex Los Angeles 5<4. Calif. PACKMAN, Willard D. (WI) R. R.I. Bell School Rd. East Liverpool. Ohio (Crucible Steel Co. of America) PADDE!\, Thomas R. (B) Westinghouse Electric Corp. Bettis Atomic Power Labs. Box 1468, Pittsburgh 30, Pa. PA"DnE'LD.Ralpb C. (R) . 2990 Avon Rd . Bethlehem~ Pa. (Bethlehem Steel Co.) . PAFF, Jobn A. (G) Willson Products Div. . R.y.O-Vac Co. 201 Washington St., Reading, Pa. PAFFORD,Ray W. (SFI) R. R. I, Weatherford. Texas PAIGE,]ack I. 617<4 Radford Dr.. Seattle 15, Wash. PALADINO. Albert E., Jr. Musachusetu Institute of TechnololP' Dcpt. of Metallurgy, Ceramic Div. Room 4-{l51, Cam bride-e 39. Mus.. PALM,]an R. Hilarius' D.,..adindustr'ie & Handdmij Postbox 550, Haarlem, Holland PALMER, Delos M. (G) <4401 Jackman Rd., Toledo 12, Ohio (Delos M. Palmer & Auociates) PALMER. Lee T. 806 W. 11th, Rolla. Mo. PALMER. Rofu. N. (M) <476 Broadmoor Ave. Pittsburih 34, Pol.. (Consultant) PAD!ER. WilInd E. (SI) 768 N. Cross St. NewcomentoW'D, Ohio (U. S. Concrete Pipe Co. Unive-nal Sewer Pipe Div.) PALMERI. Victor R.. (B) 71 Monree St., Garfield. N.;. (Molecular Electronics Co.) PALMOUR. Hayne, III (BIC) 2606 Wade .~ve. Raleigb. N. C. (North Carolina State Colle-ge) PALTZER,Oifford (L) 1009 S.7th St., Apt. 11 Milwaukee- 14. Wisc. (Allen-Bradley Co.) PANGBORN. William L. (5) 221 W. 22nd St.. Dover, Ohio (Robinson Cay Products Co.) VOL. 40, No. 10 (1961) PA~GELS.Alfrcd A. Villcroy & Boch G.m.b.H. Kcr.a.miscbc \\'erke, Stcingutfabrik Mettlach. Saar, Germany PAN GELS. Heinz]. (W) Mosaic Tile Co.. Researcb Div. Linden A'e.. Zanesville, Ohio PAN"NUCCt. Michael A. (\\') Robertson Mfg. Co., Box S48 Trenton S, l\.]. PAPER MAKERS IMPORTING CO .. INC. (S. Douglas Brian) "4 S. Second St.. Ea.ston, Pa. PAPA. PellciTino (R]) Coming Glass Works. Pilot Plant:2 Corning, N. Y. PAPIER. Ha",. (S) N atco Corp. Box 267, Cordova. Ala.. PAPIN, Thomas A. 251 S. Fourth St., Ste. Genevieve, Mo. PAPPIS. James (B) 77 Mayfair Dr.. Westwood, Mass. (Raytheon Co.) PAQUIN, Pol Societe Franca-ise de Ceramique xvr..4<4. rue CopC1'11ic Paris (Seine) Fnnec: PARCEL, Martin W,(W) .. "Roberuon M'fg~ Co. .>". BoxS"S:neilton 5, N. J: PARIKH, K. N. Gbadiali Pole, Ghautiad.:a Ba.rodaGujrat Statc, India PARIKH. Niranjan M. (B) Armour Research Foundation Metals Research Lab. 3350 S. Fed~l St.. Chicago, Ill. PARKER, Enl R. (BC) University of California Hearst Mining Bldg. B.erkCJcy <4, Calif. PARKEIt.:1ja",. (BI) .' 308 Marvin Rd. Silver Sprin~, Md. (National Bureau of Stanciards) PARKER, Henry F. (G) Pinsbu!'i"h Plate Glass Co. Gla.ss Research Center Box 11472. Pittsburgh 38, Pa.. PARKER. James W.. J,. (S) 1517 Redwood Dr. Saluda Terrace West Columbia, S. C. (Guignard Brick Works) PARKER, Leon (G) H. 1. Thompson Fiber Glass Co. 1i33 Cordova St.. Los Angeles 7. Cauf. PARKER, Raymond W. (5) Nationa.l Clay Pipe Ma.nufacturers, Inc. Box 39i. Crystal Lake, Ill. PARKER, lticbnd G. (L) FairRite Producu Corp. Wallkill. N. Y. PARKHURST. HaNey M. (W) Aluminum Co. of Canada. Ltd. Amcb.. Oue Canada PARKINSOK, Robert E. (E) United Statcs Steel Corp. Applied Research Lab. MocrQCville. Pa. PARKS, Chades F. (L) Speer Carbon Co. Packard Rd. at 47th St. Niagara Falls. N. Y. PARMER, Jes. H . J', (G) Owens-Illinois. Technical Centcr 1700 N. Westwood Ave. Toledo 7. Ohio PARKHAM.H. General Refnctones Ltd. Geneax House. Sheffield 10. England PARRY. William D. (DC) Philadelphia. Museum Collere of Art Broad & PiDe Sts . Philadelpha 2, PL PARSOK, James A. (LI) )203 Maple Ave.. N . Ridgway, Pa. (Vitroseal Corp.) .... 619 ,, -'. rARSO?\S. John M. (GJ) Pittsburgb Pbt~ Glass Co. Glass Research I.b., Rm. 221 Harmanme, Pa. r .RSOXS. J. R. (R) Chicago Fire Briek Co. 7.531 S. Ashland Ave. Chica.go 20, IlL r .RTHASARATHY. R. (R) AUis~Chalmers:Manufacturin Co. Box S12. Milwaukee 1, Wise. r.'RTINGTON. P!>ili. A. (WJ) 277S George Pt, Eden, N. Y. (Buffalo China. Inc.) f.-\RTRIDGE, Padraic (S) Acme Brick Co. Box 42S, Fon Worth I, Texas r ...sCHAL. Forres, A. (5) Box 289. Siler CitY. N. C. (ForTcst Paschal Machinery Co.) P.-\SK. Joseph A. (XFlC) Department of Mineral Technology Univcnity of California BCTkc:le,. 4. Calif. P!\SPY. Stanley F. on 836 Forcst Ave.. Za!lesville, Ohio PASS. J. S. (W) Pass & SC')'mour. Inc. Solvay St1. 50 Boyd A'IIe .. Syncule 9, N. Y. PASS. R. Ji. (W) . ' .. Onondap ~otterY,Co: ..... . 1858 W. Fayette St. Strai:u$"el, N. Y,. PASS'" SEYMOUR. INC. (J. S. 1'....) Solvay Station, 50 Bo)"d Ave. Syracuse 9, N. Y. P,'STERI'AK. Donald S. (LI) 750 E. Front St. Apt. A-3 Plainfield. N. J. (Titani'Cm Alloy Mfg. Div National Lead Co.) PATARINI. Vakntine M. 23 Li.nden Dr.; Champai,gn, Ill. PATEK; SherwooJi E: (5) Midlan"d BricK & Tile Co. Chillicothe. Mo. . . PATERSON. G. w. (R) Refractories Engin~ring& Supplies Ltd. 8291 Royden Rd. !of ontnal 9, Que.. Canada PATRICK, Robert F. (RFI) 728 Larchmont Rd. Elmira., N. Y. (Corning G1as.s Works) PATTERSON, James 1- (M) 121 West Ave., Elkins Park Philadelphia 17. Fa. (National Engineering Co.) PATTERSO~, Jerome D. Gladding. McBean &: Co. 2901 Los FeIn Blvd. Los ...nge1es 39, Calif. PATTERSOX. Rich.ud C. (L) 17 Vista Circle, Bradford. Pol.. (Corning Gl~s WOTks) PATTIE, Frank A.. (G) Wedron Silica Co. 135 S. LaSalle St., Chicago 3, Ill. PAULSON. G.", G. 2676 Getty St.. Muskegon. Kich. PAULUS. Ge"ld 14. (Gn 12~1 Alfred St... N. E., Aiken. S. C. (O....ensCorning Fiberglas Corp.) PAVLICA, Stanley R.. (Rn 832 Brackenridgoe A'e. Braekenridge, Pa.. (Pittsbt%rgh Plate Glass Co.) P.'VLISH. Arnold E. (GF) 2904 Clarkson Rd. Cleveland Heights 18. Ohio (Clevdand Supp):l' Co.) PYNE. Po"1 D. (W) McNicol China Co. Box 1909, CLarksburi, W. Va. P.'"YNE". WiUiam H. 205. Armory. Champaign, Ill. PE....R~~CbarjesS. (FI) A~ica.n Ceramic Society .055 ~~ih St. Columbus H. Ohio PE. IlfCH. lJowm C. (WI) 176010..2, St.. Costa Mesa, Calif. (FeTTo Corp.) VOL. 40, No. 10 (1961) PEAReH, William ~L (WI) Akron Porcelain Co. 2i92 Cor)' Ave.. Akron 14. Ohio PEARL. Harry A. (L) Republic Aviation Corp. Applied Research &: Development Div. Materials Section Farmingdale. L. I .. N. Y. PEARSON. A. D,;l,\'id eL) Bell Telephone Labs., Inc. Murny Hill, N. J. PEARSON. Edward P. (X) Bask Incorporated 845 Hanna Bldg., Cle\'eland 15, Ohio pE....SE, Philip J. (G) 1405 Washington Ave. PukeTsburg, v..'. Va. (Demuth Glass WOTks. Inc.) PECHMAN, Alexander (WI) 5950 Carleton Way, ."pt. 1 Hollywood. Calif. (Pomona Tile Mfg. Co.) PECK. J. CI.i, (51) 2~33 Brookside Ln. York. Pa. (Glen~Gcry Shale Brick Corp.) PECKHAM. Goo,.e W. (G) Chattanooga Glass Co. Chattanooga.l0, Tenn. PECORARQ,.GeorKe A... '. . K:-. 1904 W. CalifOrnia. 'Vrbari;,.; tl1: :PEDU. Ri..."=.ard (RI) . Basic Incorporated 845 H:l.1'I.na Bldg., Cleveland 15, Ohio PEEL. G. N. Associated Lead Manufacrure1'S Ltd. Crescent House Newcastle.on-T)'ne I, England PEETERS, Je.n M. (G) Canadian Pittsburgh Industries Ltd. 300 Ste. Croix Blvd. St. Laurent, Que,. Canada PElLER. K.d E. (GF) Box 228. Mystic; Conn. (Emhart Mfg. Co.) PELL, Robert E. (R) 3248 Western. Park Forest. Ill. . (Ininois Cia)' Products Co.) PELLEGRINI. Edm"nd T. (G) Kopp Glass. Inc. 2108 Palmer- St., Pittsburgh 18, Pa. PELZ. Robert W. (Gl) 3971 Humphn)' Rd. West Richfield, Ohio (FerTo Corp.) PEMCO CORP. (Richard H. Turk) 5601 Eastern Ave., Baltimore 24. Md. PENBERTHY. La,.,.,. eG) Penbetth) Electromelt Co. 4301 Sixth Ave.. S. Seattle 8. Wash. PENCE. Hen", E. (M) St. Joseph Lead Co. Box 97. Monaca, Pa. PEXDLETON. W.,lcy W. (G) 1542 Ointon St. M\lSkegon. Mich. (Anaconda Wire &: Cable Co.) PENNSYLVANIA PULVERIZING CO. (James B. Frysinger) Two Gateway CentC'f' Pittsburgh 22, Pol.. PEI'TECOST. Jo.e.h L (LI) 633 Cone. Dr. Fairfax, Va.. (Melpar, Inc.) PERENY. Andrew (MF) Pereny Eq'Cipment Co. Inc. TriVillage Station Columbus 12. Ohio PERET. J.m", L (R) AllisChalmets Manufacturina- Co. Box 312, Milwaukee 1, Wise. PEREZ, Dorothy (BJ) 27 Campfield Dr., Fairlield. Conn. PERKINS, HarTell L. (M) Centf'al. of Georgia Railway Co. 1212 Rhodes-Ha\ef't) 'Bld~. Atlanta 3, Ga. PERKINS, Walter M. T. Universal Grinding Wheel Co. Ltd. Stafford. England l'ERl\.lXS. Walter W. (\\'1) 871 Jacoby Rd., Copley 21. Obio (United States Stoneware Co.) PERRY, Basil W. Box 134, Lyburn, W. Va. PERRY, Commodore A. (S) 130 Wells Ave. Greenwood, S. C. (Southern BriCK Co.) PERRY, Robert F. (WI) Box 157, Victor, N. Y. (Victor Insulators Div., I-T_E Circuit Breaker Co.) PERRY, T. R.y (LI) 1234 Cypress Dr., Richardson, Texas (Texas Instrutnents, Inc.) PERRY, W. David Box 787. Alfred, N. Y. PESKIN, William L (R) Carbo~nd'Cm International S. A. .0 Rue du Rhone Geneva, Swiuerland PESSL, Hubert M. 7111 Victoria Ave., Kennewick, Wash. PETERS, Forrest 1. (B) 113 Hendy Ave. Elmira, N. Y. (Corning Glass Works) PETERSEI'. F"d A. (EF!) Thomas Associates, Inc. 2130 Kei~h Bldg,.Oeve.iand ]5. Oh:io .. PETERSON. J.:Ib....}'.(X) . nO-M.ontgomerySt. .... Highland Park, N. J. (Rutgers, The State Uni"ersitJ) PETERSON, Donald H. (R) 3029 Oakcrest Ave., Baltimore 14, Md_ (Martin Co.) PETERSON, Douglas 1. (W) Canadian Potteries Di ...... Crane Ltd. 360 Blvd. Du Seminaire St. John's, Que., Canada PETERSON. Jock-D. (G) .3029.1"23rd St.; Toledolt. Obio (Ow-ens~ll1iDOis) PETERSON. Jock L. (RI) . 820 'M itan Ave. South Pasaden~, Calif. (Owner, MfRT. Equipment) PETERSON. John A. J,. (WI) Cabot Corp, 46 Bayard St.. New Brunswick, N. J. PETERS OK. O. M. (W) Lithium Corp. of America, Inc. 930 Miller Dr. Medina, Ohio PETERSON. William H., Jr. (R) Valentine Fire Brick Co. Box 7, Woodbridge, N.]. PETKUS. John J. (R) 1614 119th St. Whiting, Ind. (."merica.n Oil Co. (Indiana)) PETR!E. Lloyd R. (W) 305 Western, Abingdon, Ill. (Abingdon Potteries. Inc.) PETSKI, Michael J. Box 807, Alfnd, N. Y. PETT. Tyl" G. (G) 105 Lumbard St., Hillsdale, Mich. (Hillsdale College) PETTICREW, Richard W, R. R.I. Alfred Station. No Y. PETTY. F"nk (W) 2.5633 BTookd&le Lane Euclid Ii, Ohio (Cleveland Ceramic Corp.) PETTY, Hownd E. (S) 3131 Ryons. Lincoln 2, Nebr. (yw.. Hill Brick 141. Co.) PETTYJOHN. Robe.. R. (B) 4252 Mt. Herbert Ave. San Diego 17. Calif. (General Dynamics. A5tronautics) PFALTZGRAFF POTIERY CO. (Louis J. Appell, Jr.) 53 ?-.T. Duke St., York. Pa. PFAUDLER.PERMUTI'I. INC. (Sidney W. McCann) ]000 West Ave., Rochester 3. N. Y. PFEIFF. C. H. (R) CUTTan-Pfeifr Corp. Box 527. ~et'uchen, N. J, 621 E1FFENBERGER. Lucas E. (51) Box 94. Alpena. Mich. (Besser Co.) E!FFER. Wilbur H. (EFl) Frigidaire Div.. General Motors Corp. Engin~ring ub.. Plant 2 Da~ton ]. Ohio ITZESMAIER. Robert 32 Elm St.. Canisteo. N. Y. LEGER. George E. (M) Harshaw Chemical Co. 3237 S. Garfield. Los Angeles 22. Calif. {ELPS DODGE CORP. (James E. Foud), Morenci. Ariz. 'fELPS. Edwin H. (R) American Cast 1ron Pipe Co. Box 2603. Birmingham 2, Ala. -rELPS. Fred 1-. Jr. (M) Teleflex. Inc.. Church Rd. North Wales. Fa. fELPS. Girard W. (M) ]01 Shelley Lane. Morrisville. Pa. (United Clay Mines Cot"P.) iELPS. StUart M. (RF) Mdlon Institute 4400 Fiftb Ave., Pittsburgh 13. Pa. {7~~i:WrA~~j~.c.W..bb;,n;y 750 S. 'r-ultorr Avc. .. - Mount Yemon. N. Y. fiLLIPS. Be" (B) Tern-Pres Research. 1m:. 1046 N. Atherton St. State College. Fa. dIL!..IPS. Charles]. (GFIC) ,Rutgers: The State Univcrsity School of Ceramics New Brunswick. N. J. -IILL1PS. Donald G. (R) Precision Grinding Wheel Co., Inc. 8301 TOTTcsdale Ave... Philadelphia 36. Pa. ;':ILLIPS. Ed.in L. (M1) General Minerals Co. Box 3504. Greensboro. N. C. =ilL:'IPS. GC'Orge C. Jr. 10 Collier St.. Hornell. N. Y. :-!ILLIPS. Gordon D. (W) Olean Tile Co. 103 S. Clark St.. Olean. No Y. EILUPS. J. Gordon (RFI) Chel.sea.. Oue. Canada ::l:ILLIPS. Richard A. (LI) Radio Materials Co. Box S9. Attic... Ind. EILLIP5. W. Eric (G) Daplatt: Canada Ltd. Box 367. Terminal A 'toronto. Ont.. Canada HIPPS. 2/Lt. Oren P . 09280] Co. A 1/502 In!., Ft. Campbell, Ky. HOENIX. Rkbud C. (WI) R. R. 1. Wynnewood Bound Brook. N. J. (Soutbern o.ys, Inc.) 'ICKARD. M. H. (G) United States Bonx & Chemical Corp. 630 Shatto PL. Los Angeles 5, Cali!. 'ICKERS. Russell G. (G) Fairmount Glass Works. Inc:. 1301 5. Keystone Ave.. Indianapolis. lnd. 'lEPER. Arthur O. (M) 105 Trevor Court Rei. Rocbester 10, N. Y. (Hany Industrial Ceramic Corp.) 'tERCE GLASS CO. (J. G. Bouo) Railroad Ave., Pon Allegany, Pa. ?IERHCarEb.iJ~~#~vl.l-enal(kRe)rRdractories Co. 1800 ~ers Bank Bldg. Pitts1jnri:~22. Pa. ?IETRA5. Raymond M. (WJ) 658 Pennsytvania Ave.. 'Trenton 8. N. J. (Mitchell-Bissell Co.) \'OL. 40. No. 10 (1961) PIGOTT. Phillip G. (R) Box 3<45. Norris. Tenn. PLANJE. Christian W. (WFI) Gladding, McBean & Co. (United States Bureau of Mines) 2901 Los Feliz Blvd. PILKIXGTOX. La"Tence H ..A,.. Messrs. Pilkington Bros.. Ltd. Los Angeles 39. Calif. PLAi\jE. Tbeodore J. M. (RF]C) St. Helens. Lanes. England Summit .A,.Ye . Rolla. Mo. PINCUS. Aluis G. (LF) General Electric Co.. Res. Lab. Box 1088. Schenectady. N. Y. PINKHAM. Robert M. (L) Western Electric Co. Dept. 219. 3300 Lexington Rd. Winston-Salem, N. C. PINNEY. J. M. (W) (Missouri Scbool of Mines) PLAXKENHORX. William J. (EFI) Chicago Vitreous Corp. 142i S. 55th Ct. Cicero 50. Ill. PLASTICRETE CORP. (Arnold P. Caputo) 1883 Dixwell A'e.. Hamden H, Conn. PLAIT. Allan S. (S) Harker Pottery Co. Box '49 Structural Clay Products Institute East Liverpool. Ohio 826 Chrysler BIde-. PINNOW. Harley R. (W) New York 17. K. Y. 6730 W. 36th Pl.. Wheat Ridge. Colo. PLATT. James (S) (Coors Porcelain Co.) Structural Oay Products Institute PINOTTI, Fred D. (G) 2556 Clcarvie,, _....ve:.. :\". W. Kimble Glass Co. Canton, Ohio 1700 N. Westwood A,c. PL.....TTS. Dennis R. Toledo 7. Ohio Box 1399, Alfred. X. Y. PIRIGYI. Francis E. PLEASANTS. Luther E. Jr. (G) ITTFL. Di,. of InternatioIUI Tclephone & Telegrapb Corp. 6002 Brookfield Rd. Richmond. Va. (NitrOen Di,. 500 Washington Ave. .. Nutley .10.N. J. . ~ PIROOZ. FeTT),"P. (G) .... - Allied Ch~mical-Cor'P.') . ..' . ?L6S~NGER.: CI}de E. (5J . . . Box 217. Lindale. Teus Owens-Illinois (National Paint & Manpnes.t Co.) liDO N. Westwood Ave. PLOETZ. Edwin C. H. (El) Toledo i. Ohio 8151 Hillcrest Dr. PITHA. John]. (B) Schermerhorn Park. Lenox, ~Iass. Wauwatosa 13. Wisc. CA. O. Smith Corp.) (General Electric Co.) PLOETZ. George L (R) PITHER. Leslie F. (G) 261 Swaggeno\\"'n Rd.. Scotia 2, N. Y. Owens--I1linois Tcchnical Center (General Electric Co.) 1700 N. Westwood A,c. Toledo 7; Ohio Pl.lJMBO. Victor A. (G) General Glass lnte~tiol1aJ. Inc. PITTENGER, John T. (W) . Box 207. Newell. W. Va. 5-S. Virginia Ave.: AtlanticCit). N. J. (Homer Laughlin China Co.) PLUMMER. HatTY C. (SF) PITTMAN. Jack (G) OweRs-Illinois. Technical Center Structural Cay Products Institute 1520 18th St. ~. W. liDO N. Westwood Avc. Washington 6. D. C. Toledo i. Obio PITTMAN. William C. (R) 'lID Whitthorne Dr.. PLt:"~n~ER.Norman (SC) State Geological Sun'ey of Kal1S4l.~ Lawrenee. ~s. W)oming. Cincinnati 15, Ohio PLUMMER, William A. (G) (Chas. Taylor Sons Co.) PIITS. Jo,epb w. (E) Corning Glass Works. Corlling. N. Y. PLUNKEIT. Jerry D. (BI) National Bureau of Standards 25 Seagrave Rd.. Cambridge <40, Mass. Enameled Metals Section (Lexington l.abs.) Washington 25. D. C. PLUNKETT. Richard G. (G) PITTSBURGH CORNING CORP. (Walter D. Ford) ]9 Stun:. St. Rochester 9, N. Y. (Bausch & Lomb. Inc.) Research & Development Dk POrt Al1epn:r. Pol. PLUSCH. John A. (W) 63 Spruce 5t.. Westfield. M.tlss. prrrSBtJRGH PLATE GLASS CO. (James E. Archer) Gass ReseaTch Center (Cortland Grinding Wheels Corp.) POCOCK. Robert E. (S) Bailey Meter Co.. 29801 Euclid Ave. Box 11472. Pittsburgh 38. Pa.. Wickliffe. Lake County, Ohio PITTSBURGH PLATE GLASS CO. CHEMICAL DIV. (R. W. Miller) POFFENBARGER. Jobn D.. J,. 15 Sioux Rd. Trenton 8. N. J. One Gateway Center POFFENBERG. Scott (M) Pittsburgh 22. Pa.. 11616 Chenault St. PIXLEY. David M. (L) Los Anceles 49. Calif. Box 423. South Duxbufj. Mass. (Alnminum Silicates Co.) (Hani: Industries) POISSON. Louis PIXLEY, Francis V. (5) Faiencerie de Badonviller 9 Flamingo Dr.. Newburgh. N. Y. Badonviller (Pelm Research & Development) Meurtbe et Moselle. France: PLACE. Donald D. (LJ) POKALLUS. Leonard W. (R) He1ipot Div. 202 Tyne Rd., Louisritle 7, Ky. Beckman Instruments, Inc. (Corhart Rcfnetories Co.) 2500 Harbor Blvd. Fullerton. Calif. POLAND. Milton E. (LI) PLACE. Tom M. (LI) Champion Spark Plug Co. Helipot Div. Ceramic Div. Beckman Instruments. Inc. 8525 Butler Ave.. Detroit 11. Mich. 2500 Fullerton Rd., Fullerton, Calif. POLAR. Alfredo (WI) PLACE. Thomas M. Jr. (B) l':ational Tile & !4fi Co. .85 Walnut Pl.. Costa Mesa. Calif. Box 940. Anderson, Ind. (Aeronutronic Div. Ford Motor Co.) POLE, Gordon R. (BFt) PLAGGE. Vernon L. (G) 2592 S. Shore Blvd. Westinghouse Electric Corp. White Bear Lake: 10, Minn. Bloomfield. N.J. (Minnesota MininE' & Mfg. Co.) 623 ,-, , t ;. ., 0 L1.5tSW. A. AlfrfetodnPA. v(eW..,)Y:lTdl~)". Pa.. :-. (St~r porcelain Co.) ,eLIlEMUS. D. W. (R) orbonmdum Co. .~~ Perth Amboy, N.]. ,eLSa". Jobo B. (R) 1\. Church St. R. R. I Box lA, Robesonia. POl. (North American Refractories Co.) ro~{PEl. Luj~ 'Via Ga.3.staUa IS. Milano. Italy (Material; Refrattari S.p.A.) pOSZ.'\NI. David (R1) 6376 BucksvnIc Rd. Independence 31, Ohio (Re'Public Sted COfl).) ,oOLE. David C. 101 Mohawk Dr. Greenville. S. C. ,oOLE. J. P. (G) Brockway Glass Co., Ine. CeTlttal Lab. Bf'Oclcway, Pa.. ,oOLE. Robe" F. (R) Chisholm. Boyd & White Co. 610 W. 57th St. Chica.~ 21, DL . FORST. Edwa.rd G. (El) J0418 Stoncw.-od ~d.. -' ~&ttimore_ 12. "Mi ". (pemcoCorp.) ITj f pORTER;Bernard (R) t~ U. S. Bureau of Mines ~. 1605 Evans A\'c., ReDO. Nt\': PORTER. F"'nk R. (EF) 395 E!lcnd....)c Pkwy. Crown Point. Ind. ' i B. K. PORTER CO_ INC. , REFRACTORIES DIV. CW. L. Fabia-nie) 705 Ridgewood Ave. St. Low5 ~6, Mo.' PORTEl'. J. L. (B) Kai!.er .....Iuminum & Chemical COTP. PennaDente,~U. PORTER. Jobn N. (M) B. F. Dralc:enfeld & Co. Inc. BO;:J; 319, Washington. p~ PORTER, Wallace S. (W) Universal-Rundle Corp., Box 188 Hondo. Texas PORTS, Da\-'id W. (R) 364i W. 68th St.. Chicago 29. IlL (General Refractories Co.) POSEY IRON WORKS, INC. (James K. Martin) "Lancaster" Mixe~ & A'Utohrik Machine Di". Lancaster, Pa.. POSLUSZJo:Y, Ray",ood F. (R) 4 Rose Te:Tace, Lafayette Hill, P~ (Refractory Specialties Co.) POSNICK, Adolph Ferro Enamel do Brasil Cain POltal 2948, Sao Panlo. Br.uil POST. Benja.min F. (MI) Custom Ahruivc Products Co.. he:.. 342 W. State St. 'trenton 8, N. J. POST. Cb.,les R. (SJ) 05008975 APe-US. Casual Mail Directory San Francisco, Calif. POST. GJenn 1. BO;:J; 1133. Alfred. N. Y. POST, Zan A. (RI) 3007 Sma.llwood Dr. Washington 16, D. C. (Melpar, Inc.) POSTE, Emerson P. (EFl) Box 4051, Chattanooga 5, Tenn. (CotLSultant) POS'l"LEWAITE, Donald E. (WI) ~iveTSal.RnndleCOT;l . Box 300 2:Redlands, Calif. PtOM=ail.inAClaon. (EJ) Nuclea r Div. Mail No. W.727, Baltimore 3, Md. POTTER, Jobn F. (L) BeU Telephone Lab. Murray Hill, N. J. POTTERS SUPPLY CO. (William W. Irwin) 11 Washin"on 5t. East Li\erpool. Ohio POTTS, Amos P. (SF) 1001 Catherine Ave. Muskegon, Mich. POULOS, ~ick E. (B) Georgia Jnstitute of Technology EngineericE' Experiment Station Atlanu 13, Ga. POULTON. Robert F. (W) . Gec. Del.. Marathon Shores. Fla. POWELL, H. E~E'ene (G) 106J Michigac Ave.. Maumee, Ohio (Kimble Glass Co.) POWELL, Joe A. (M) Old Hickory Clay Co. Box 271, Paduw, K,... POWELL, Jobn A. (L) 429 S. West End Ave., Lancaster, Pol. (Radio Corp. of America) POWELL. Lee F. (M) Old Hickory Clay Co. Box 271, Paduca..h, Ky. POWELL. O. E. (,5) Indiana Dr-lin Tile Co. Inc., Box 66 . _.' Brooklyn, Iud: .. ,POWELL.. Ri<:b'-'d H, fW).: . . 1279 N. Main St...J~estol\-n."N. y: (Po"-ell Plumbing Co.) POWERS, Alfred E. (G) 149 Jefferson St., Tenafly,!,. J. (Corhan Refractor-ies Co.) POWERS. Don W. 1201 Highland Ave., Abikne, Te.u.s POWERS, George H. CR) Nonon Co. Refractories Div. . Worcester 6. Mass. . POWE;R5,. Riebatd M. (B) .' . .: Shore Rd... Cold-'Spring Harbor, 1\; Y. (Syh'ania Corning Nudear Corp.) POYNOR. T. Wythe (5) Acme Brick Co. Box 1278 Oklahoma City, Okla. POZKIAK, Boris W. (S) Pecora, Inc., 30(1-400 W. Sedgley Avc. Philadelphia 40, Pa.. POZZANGHERA. Sam A. (G) Bausch & Lom.b, IDe. 635 St. Paul St.. Rochester 2, N. Y. PRALOW, Walter E. L. Frieclrichstnsse 35 (l7b) Saeckingen Hochrbein, Germany (Vita-Zahnfabrik H. butcr K. G.) PRECISION GRINDING WHEEL CO_ INC. (Donald G. Phillips) 8301 TotTcsdale Ave. Philadelphia 36, P~ PRENTICE, William ]., Jr. (G) 5287 Lynd Ave., Oeveland 24, Ohio (~ncral Electric Co.) PRESCOTT. F",nk R. (G) 1811 Kimball Ave., Arnold. Pol. (Pittsburgh Plate Glass Co.) PRESTON. F"'nk W. (G) Box H9. Butler, Pol. (Consulunt) PREWITT, George K. ($) Elgin Standard Brick Mfg. Co. Box 546. Elgin, Texas PREWITT, J. K. (5) Elgin Standard Brick Mfg. Co. Elgin, 'tau PRICE. Glen M. (R) General Refractories Co., Box 1673 Baltimore 3. Md. PRICE, James E. (RFI) }441 Jericho Rd., Ahington. Pa. (Simonds Abrasive Co.) PRICE, J. Russell (D) "Fairmeadows" Box 324, R. R. 3 Esmond 17, R. I. (Doulton & Co. Inc.) PRlCE, Mallie L., Jr. Box 1385, Georgia 'tech. Atlanta J3, Ga. PRIDDY, K. O. (5) ColumbiaSoutbern Chemical Corp. Barium Chemical Sales One Gatewa)' Center Pittsburgb 22. Pol PRIESTLEY, J. Edward Huntly Brid:: & Firecl.ay Co. Ltd. Box 104, Huntl). New Zealand PRIMM, Herbert E. (R) 784 32nd Ave. San Francisco 21, ~if. (Gladdin&", McBean & Co.) PRINCE, Alan T. (BFI) Mines Branch. Ottawa, Ont., Canada PRINDLE, William R. (G) HuelpAtlas Glass Div. Continental Can Co., Inc. Research & Development Dept. Plainfield, Ul. PRINZ. Richard J. (L) 3559 S. Sumet Dr. Mi1~'auk 20, Wisc. (Allen.Bradley Co.) PRIOR, Gordon M. (M) . Box 0453, Wellsvillc. N. Y, (Specia.lU.ed cenLmics. Corp.)_ I'RIOR. H.;';'id D. (lU) . Cbas. Taylor S.ons Co. Box 58. Ciri.Cinnati)4, Ohio PROCOPIO. Vincent F. (G) General Instrument Corp. 65 GouverDeur St., Newark';, 1\_ J. PROCTOR. W. J. Jr. (W) Southern Clays, Inc. Gordon, Ga. PROKOPEC, Robert (G) 309 N. Tillotson Ave., Muncie, Ind. (Ban Brothers Co.) PROKOPOWICZ. Tbo",'-, I. {B) . . 33 Johnson St:, North Adams,li!ass. '(5pn.gue Electric Co.) PROVANCE, Jason D. (G) Houze Glass Corp., Fiber Glass Div. Point Marion. Pa.. PRUETT, Daniel P. (LJ) 768 Palm Ave. South San Francisco, Calif. PUCKETT. Jobn P" J,. (G) Leeds & Northrup Co. 04901 Stenton Ave. Philadelphia 044, Pol. PUERTO RICO CLAY PRODUCTS CORP. (Oscar Gonulu Cabanilla!.) Box 4729 San Juan, Puerto Rico PULLIAM. George R. (B) 14545 Wa.tkins Dr., La Mirada, CaJif. (.A.utonenes Div. North American Aviation. be.) PULS, Josef "Austria" United Enamel Works W ilbelminemtr. 80 Vienna 107, Austria PULVER, John C. 5 Porter St. Prattshutg, N. Y. PUMPHREY, William I. . Murex Welding Processes Ltd. Henford Rd. Waltham Crols, Hens, England PUNTNEY. L. E. (Rn 90S E. Jackson. Mexico. Mo. (Kaiser Refractories Div.) K:aiser Aluminum & Chemical Corp.) PUPUUDY. Alcxander (R) Strategic Materia.ls Corp. 235 E. 42nd St., New York 17, N. Y. PURNELL. Hugb J. (R) 825 Rosl)'n Ave. West Chester, Pa. (Freeport & Kittanning Brick Co.) PYE. Lenwood D. (GJ) Bausch & Lomb, lnc. 6J5 St. Paul St., Rochestcr 2, N. Y. PYl'ER. Allred D. (W) SoutherD CaHfornia Minerals Co. 320 S."Mission Rd. Los Angele!. 33. Calif, 625 ..... I -\ a CtJATE. Wa.llace W. 302 Wall St. Madison, N. C. CUICK, Donald A. (W) General Tile Co. 438 Sheldon St.. El Segundo. Calif. QUIGLEY CO .. INC. (R. J. Demaison) 415 Madison Ave., New York Ii. N. Y. QUINN. Jo,eph J. J'. (L) Bowen Enginring, Inc. North Branch. N.]. QUIRK. Jobn F. (E) Gcneni Atomic Div. General Dyuamic.s Co1"p. Box 608, San Diego 12. Calif. QUIRK. Vi,gil F. (E) K,..2440 S. Cherokee Dr. Owensboro. (General Eleetric Co.) R.'\MCHA~DAKl. Bhagv..-an K. Mabalakshmi G1U5 Works P. Ltd. Hains Rd., W.o Bomba)' 11, India RAMKE, William G. (B) 5iSO Possum Run Rd. Dayton 40, Ohio (Wright Air Development Div.) RAM~f. Duane E. (B) Owens-Illinois 1700 N. Westwood Ave. Toledo 7I Obio RAMM. Eric _ AUStralian Atomic EneraY Commission Research Establishment Private Mail Bag Sutherland. N. S. W.oAustralia lL....MSEY. Thomas H" Jr. (BI) 1615 Homewood Pl., Da.lla.s, Texu (Texas Instruments. Inc.) RAMTI'I'E CO. (Louis J. Jacobs) R 2563 W. 18th St., Chicago 8.111. RANA, Mushtaq A. i,..o\BIN. William J. (L) N J 2 Hannan Rd.. Fc'r'ds, . Sheffield University Dept. of Glass Teehnology North urnberland Rd. (Gulton Industries. Inc.) Sheffield 10, England '. .! L.' CH~0W99~AWL .. 2C.hi reds tAe .,.e~... D(eRtl),. !~. .r-IS.. .., C.om... ~. .(Coon Porcelain Co;)" . .. ... IlANDALL. Tbeed~,e A.. (DFC) : ,.: SCtoallteegUe noirv.CeneirtUYn.oicfsN,Aewlf.rYedo,rk~"'Y. RADCZEWSKI, Otto-Ernst Rbeinisch.Westbliscb.e RANDKLEV, Edwna. H. Teehniscbe Hoc.bschuk 4516 i\. E.4ith. Seattle 5, Wash. Templergr.a.ben 55,lucben. ~nnany RANDOLPH, HaJ F. (R) lADlO CORP. OF AMERICA Kaiser Refractories Div. Electron Tube Div. (X. S. Freedman) 415 S. Fifth St., Hamson, N. J. ~IO MATERIALS CORP. DIV. F. R. MALLORY CO. INC. (Rob.nd H. McClelland) 4242 W. Bryn Mawr. Chicago 46, Ill. ll~DLER. Ricbard W . Jr. (BJ) . . Kaiser Aluminum & Chemical Sales, Inc. Better Refractories Bldg., Mexico, Mo. RANDOLFH. Robert L.. J,. (L) Glasrock Products, Inc. .l~OI Glidden 5t.l\.W. . A~lanta18. Ga.. .3912 E. Gatewood Ln. Cincinnati 36, Ohio (Polacoat Inc.) IADTKE, Schrade F. (B) .American Zinc Institute Lead. Industries Association 292 Madison Ave., New York 17. N. Y. RANKl1'., Ja.mes J. (M) 1-49 Taylor Ave., Beaver, Pa. (Consultant) RANKINE, Adam S. (R) Martinsville, N. J. (Johns-Ma.nville Products COtll) i,.'..DZIWILL, Dietbard (L) American Feldmuehle Co1"p. 11 W. 42nd St., New York 36, N. Y. i.AGAN. Randall C. (L) Microlectron. Inc. 1547 18th St., Santa Monica., Calif. iAGATZ, Eugene C, (L) Allen-Bradley Co. RANSOM. John T. (B) E. t. du POnt de Nemours & Co., Inc. Experimental Station Wilmington. Del. RAPP. Carl H. (LI) Centralab Dh'" GlobeUnion Inc. 900 E. Keefe Ave.. Milwaukee 1,. Wise. RAPP. H. W., Jr. (W) 136 W. Greenfield Ave. Milwaukee 4, Wise. iAGGON. Frank C. (G) Owens-Illinois, Terminal ADnu Box .3818. Los Angeles 54, Calif. Morton Pottery Co. 315 W. Jefferson St., Morton, Ill. RASE. Daniel E. (Be) State University of New York College of CeramiC$, Alfred, N. Y. i.AHE. Villem (G) 2000 S. Walnut St., Muncie, lnd. (Ball Brothers Research Corp.) lAINE. Fnnk F. (Rl) 1329 Morningside Dr.. Mexico. Mo. (Kaiser Refractories Div. Kaiser Aluminum & Chemical Corp.) lAINEAR, John F. (51) 7712 Burkey Dr. Reyuoldsbura:, Ohio L~I(NCElaYy.cEradfwt Cino,O) . (GJ) -48 Park Lane N. Eo. Atlanta. 9. Ga.. :1AIT, J. R. RA5MU55EJ-'. R. K. (G) Mississippi Glass Co. Box 609. Fullerton. Calif. RA5SKER. Don,ld D. (WI) 903 Esther Blvd., Bryan, Texas (VitroTech Corp.) RATCLIFFE, Hart)' J. (11) 530 Spruce St., Trenton. N. J. (Unique Kilns of Trenton. Inc.) RATCLIFFE. Temple W. (R) 244 Buff.lo St., Beaver, Pa. (Babcock & Wilcox Co.) Briton FCt'T'Y Steel Co. Ltd. Briton Fe"", Neath. Glam. Wales ilAKOWSKI, Alexander J. (L) i Walter Kidde &: Co. Inc. 675 Main St., Belleville 9, N. J. !i.AL5l0N. O. C. (MF) . 4~. Clagett Rd.. Hyattsville.. Md. j (~sultant) RATH, Werner Stettner & Co., Henbruekerstr. 22 Lauf/Pelrt1it::. Germany RATHMANN, Clyde L. (G) Coming Glass Works, Coming. N. Y. R.~UCH. H,rry W. (GI) Taylor Rd., Lion...i1le, Pa.. (General Electric Co.) lAL$I.91'.", Thomas E. (R) lfarb!sonWalker Refractori~ Co. It.....USA. Frank Box 1337, Alfred. N. Y. 1800 P:anners Bank Bldg. t:'itublrgh 22, Pa.. RAUSCHER, Herbert E. (G) Corning Glass Works lAMBERG, Peter K. Box 212, Alfred, N. Y. Industrial Reactor Labs. Plainsboro. N. J. VOL. 40, No. 10 (1961) RAUZE'!'\, Charlcs A. (R) 1510 Lucille Dr., Pittsburgh 34, Pa.. (Kaiser Aluminum & Chemic~l Corp.) RAWLES, \\:jJ]iam T. (R) Tcnnessee Electrominerals Corp. Box il. Greenc\ille. Tenn. RAY. Charles L (G) 4023 Cra~ Dr.. Toledo 13. Ohio (Libbey-Owens-Ford Glass Co.) RAY, E. Harold (M) B. F. Drakenfeld & Co., Inc. Box 519, Washington. Fa. R.~Y. Glenn F. (L) Carborundum Co. Hillview Ave., Latrobe, Pa. RA'Y. James A. (M) Muter Builders Co. 2490 Lee Blvd. Cleveland Heiehts ]8. Ohio RAY. Jobn G. (G) Sylvania Electric Products. Inc, 75 S~'lvan St., Danvers, Mass. RAYTHEON CO. (Michael A. Walker) Executive Offices. Lexington, Mass. REA. Robert F. (WFI) CbampioD Spark PIUi Co. Ceram.ic Div. 8525 Butler Ave., Detroit 11, Mich. READ, Georl"e W . lr. (M) . ".. .:133 Hartle.Ra.;-Gli-nSbaw.Pa.: .. (S-a~reis.::"! "Cemenu:'Co.) READEY. Dennis W, . Massachusetts Institute ,?f Teehno1ogy Dept. of Metallurgy. Rm. 4051 Cambridge 39. Mass. RE..... GAN, Michael M. (E) Stamped & Enamelled Ware Ltd. Hespeler, Ont., Canada REARDON, Daniel E. (RJ) 20 Clover Dr. Apt. 4 Pittsburgh .36. Pa. . . (Harbison-Walker Refractories Co.) RECNY. Frank.G. (L) General Electric Co. Electronic Ceramics Unit 1809 Le~oYne Ave., Syracuse. No Y. RE.DWINE. Richard H. R. R. I, Rural Hall. N. C, REECE, Robert D. 105 S. Miller St. Greer. S. C, REED. A. J. (5) National Oay Pipe MfgTs.. Inc:.. Box 39i. 350 w. Terra Cotta Ave. Crystal Lake, lU. REED, George C.. llI (B) 54644 K 28th St.. South Bend IS, Ind. (BeDdix COtll.) REED, James S. (RJ) Box 416, Cochranton, Pa. (HarbisonWalker Refractories Co.) REED, Leonard (B) 103 Westwood Dr. San Jose. Calif. (Eitel-McCullough. Ine.) REED. Madison W., Jr, (BJI) Electric Storage Battery Co. Carl F. Norberg Center. 'Yardley, Pa. REED. F,ul H. (R) 310~ Fairmont Ave., New Castle, Pa. (New Castle Refractories Co.) REEDER.lUy K.. J,. (ED . l'armco Research & Development Div. of Telecomputing Co1"p. 3S40 Aero Ct .. San Dieeo 11. Calif. REES, Glen%:. H. ("R) 235 Orchard Lane Penn Square Village. Norristown, Pa.. (E. J. Lavino & Co.) REEVE, Keith D. Australian Atomic Energy Commission Private Mail Ba.g Sutherland. N. S. W., Australia REEVES, Harold, Sr. (W) Fiupa.trick Industries, Inc. Box 30. E.a.st Palestine. Ohio REFRACTORIES INSTITUTE, THE (Avery C. Newton) First National Bank Bldg. Pittsburgh 22. Pa. 627 ... -' JFRACTORY & INSULATION CORP. (A. S. Arwinc) Pon KCnDcd)'. Pi.. .f;GENBRECHT, Albert. Jr. (G) Sr1v,1,nia Electric Products, Inc. SpcciaJ Tube Di,'., E. Third St. Williamsport, Fa. -ErD, David R. (RJ) 1015 Oak Lane, P~inficld.~.j. (U. S. Anny) :rID. Frank P. American Ceramic Society ..OS5 N. Hieb St.. Columbus H. Ohio U;JD. Robert Gl~boig Union Fire Clay Co., Ltd. Glen-boi&,. Lanarks. Scotland ,f:ILLY, John C. (R) EJl;gineercd Ceramics Mf,.. Co. 15017 Detroit Ave., Box 2651 Oevcland 7, Ohio ;f:IMER, John ]. (WI) Keystonc: Ridecwa.y Corp. Gettysbul"&. Pa. ;f:IN, Peter (W) 1746 W. Sycam01'c. Kokomo. Ind. (Kokomo Sanitary Pottery Corp.) ~INKER. Arthur G. (R) , ]ohlU.M...nvillc Sales Corp. . ' 3rtl! .ucl~d :A,yc.. .aeveland.15.0kio ;iINKER:~ld E. (G) . .. General Electric Co. Glass Technology Lab. 24400 Highland Rd. Richmond Heights 21. Ohio ,ElSING, Joseph A. (M) St. Joseph Lead Ct). Zinc Smelting Div. Box 97. Mo~ca, Fa. '-!ISS. Max S. (E) _26 Hubbard Lane. Wheeling. W. Va. (United Sta.tes Stampiui Co~) :.E!TER M .. Adalbe:rto: .. . Industria.s M&T de Mexico, S_A,.. Ave. Encinas a1 Ote. de Antigua , M"ooterre:y. l\. L.. Mexico '.EM DE, H.rry F., I,. (Ll :;;. 26 Norwood Ave. Plainfield, N. J. f Oohns-Manville Products Corp.) t:. ;.EMINGTOl\, Victor H. (GFI) i B. F. DTakenft:lc: & Co .. lne. I Box 519. Wa.shington. Pa. REMMEY DIV. I A. P. GREEN FIRE BRICK CO. I (Charles H. Taylor) 'I Hedley St. & Delaware River I Philadelphia 3i. Pa. i'.EMMEY, G. BicJcl,y (RFI) Ii Bickle)' Furnaces, l:oc. J: 5S0 State Rd.. Philadelphia 14, Pa. !2EMMEY. G. Bickley, Jr. (\\'JI) IIi Biclcley Furnaces. Inc. 530 State Rd., Philadelphia 14, Pa. j-lEMMEY. John G. (Rl Remmey Di.... A. P. Green Fire Brick Co. I Hedley St. & Deb.ware River Philadelphia 37, Pa. -.Elr!PES. Paul E., Jr. (Bl) 3903 Caster Ave., Ro:;al Oak. Mich. l. (Champion Spark Plug Co. Ceramic Div.) l!NFREW. J. Harvey (L) Hi.Q Div., Aerovox Corp. Fnnklinville, N. Y. lI:N'KERT, Donald H. (S) Metropolitan Brid. Inc. 1017 Renkert Bldg. Canton 2, Ohio iE.NOUF. Leonard J. (R) Titanium Allo:r Mfg. Di..... National Lead Co. Hyde Park Blvd. Niag~Falls,K. Y. l!NSHJGll, Bache McE. (L) ]ose~-.:vulke-r &. SoC$ 30 Btoad"'it.. New York 4.:N. Y. lENSKERS, Richard H. (WI) American-Standard Box 736, Kokomo, Ind. tOL. 40, No. 10 (1961) REPLOGLE, D. E. (L) El~ctronic Mechanics, Inc. 101 Clifton Blvd., Clifton,:N. J. REPUBLIC STEEL CORP. (John]. Hazel) Res~rch Center Bo,; 7806. Cle\eland 31, Ohio RESCHETZ. R......mond R. (W) A. E. Staler 'Manufacturing Co. Decatur. Ill. RESER. Margie K. (1) 04393 Col~rain A\e. Columbus 14. Ohio (American Ceramic Society) RESTREPO. Ramiro Carrera SOC ::5858 Medellin. Colombia (Laceria Colombiana S. A.) REU:'\ISG. Charles R. (R) 100 Bank St.,Ke\\' York H. N. Y. (Kaiser Refractories) REUNING, G<o,g, W., I'. (RI) R. R. 6. Dinner Bell Rd., Butler, Pa.. (Lava Cl'Udble Refractories Co.) REUSCHE. Fnnk L. (W) 60 Cona'T'e:ssional Pkwy. Livingston. N.]. (L. Rel.lScbe & Co.) REUTER, Raymond (Jl.) , -. . . .NalcO' Chemica] Co,.' . '" . 6216 W. 66 Pl..Chicago 38, Ill. RVEN. Frederick V. (GJ) . 411 E. Gr~n, Champaign, lll. (Univetsit) of Illinois) REYKOLDS. H.rry M. (G) Renite Co . Box 8065 Columbus I, Ohio REYNOLDS METALS CO. (L. S. Beele:-) 6600 W. Broad St.. Richmond 18, Va. }'{HOADS, James L. (L) .04 .Atkins Ave. Lancasler; Pa.. (hdio Corp. of America) RHODES, Daniel (DC) State Univetsity of New York College of Ceramics. at Alfred Univ. Alfred.:N. Y. RHODES, Don.ld E. (R) Spencer Chemical Co. Pittsburg. Kans. RHODES, Foster T. (W) Onondaga. Pottery Co. 1858 W. Fayette St., Syncuse 4. N. Y. RHODES, Fraser B. (WFI) 7134 Maple Ave. Cincinnati 43, Ohio (Briggs Manufacturing Co.) RHODES, R.lph E., I,. (M) United Clay Mines Corp. 101 Oakland St.. Trenton 6, N. J. RHODES, R.lph R. (RFI) 1729 Powell St. I-;orristown, Pa. (E. J. Lavino & Co.) RHODES, William H. (BJ) 04 Vernon Blvd., Scotia, N. Y. (General Electric Co.) RIBBE. Paul H. Cambridge University Cavendish Lab., Cambridge. England RIBICH. Stanle)' F. (L) Centralab Oiv., GlobeUnion Inc. 900 E. Keefe Ave.. Milwaukee 1. Wise. RICE, Don.ld H. (LJ) Melpar. Inc., 3000 Atlington Blvd. Falls Church. Va. RICE, H.I H. (WFI) 0451 Vinewood Ave. Birmingham, Mich. (General Motors COTP.) RICE. Murray]. (BC) . Box 155, Alfred. N. Y. (State University of New York. College of Ceramics) RICE, Roy W. (B) 4710 Thackeray Place N. E. Seattle S, Wash. (Boeing Co.) RICHARD. Giulio A. Via Cet'!luschi 1. Milano, ltaly (Giulio Richard & Co.) RlCH.~RDS. Richard G. United FirecJ.a,. Product!>, Ltd. Bath\'ille, ..... nnadale \Vest Lothian. Scotland RICH .... RDS. Robert \\'. (S) Richards Brick Co. 234 Springer, Edwardsville, Ill. RICH.o\RDSOK, Chauncer.o\. (Bl 2512 \V. 87th. Seattle i. Wash. (Boeing Co.) RICHBOvRG. john R., I'. Box 5.6. Clemson, S. C. RICHLAND SHALE BRICK CO. (John B. Conard) Mansfield. Ohio RICHMOND, Jo"ph C. (EFI) 04822 Morpn Or.. Che\.,. Chase IS, Md. (National Bureau of Standards) RICHTER .~. J. (S) 8803 S. Genoa St., Chicago 20. Ill. (Tuthill Building ~faterial Co.) RICK. Clarence A. (R) 86.5 Ort:gon A....e.. Palo Alto. Calif. (K&iser RefractNies Di\'. Kaiser Aluminum & Chemical Corp.) RICKER, Richard W. (RI) Ferro Corp. 4150 . 56th St., CIC'IVcland S, Ohio' RICKE:Y, a;uI",]:.lMIi ..... . B:F.'Drakenfeld ,& 'Co., lnc: Box SI9.'Washington. Pa. RICKEY,]. H. j,. (R) Ironton Di.... Xonh American Refr;lctories Co. lOl2 National City . Si,;th Bldg. Cleveland 14, Ohio :fUDDLE. Frank H. (Honora,,, WFI) 14 Upland Rd. Colorado Springs. Colo. RIDDLE, j.m"" E. (MI) Moland-DrysdZie Corp. 1635--41 Asheville Hw~. Bo:\ 1,291 Hendersonviile. X. C. RIEGERT. Richard P. (Bl) 7273 Yolo Ln. Goleta, Calif. (Servomechanism, Inc.) RIEGGER, Otto K. 315 Tha)'er, Apt. S. Ann Arbor. Mich. RIEPER, Gerald (W) 2931 Gomer Dr.. Richmond. Calif. (Am erican-Sta.n dard) RIGBY, E. Bertrand 1602 Delta #8, Sa-It Lake Cit~ 2. Utah RIGBY, G. R,gi=ld (R) Canadian Refractories Ltd. Box 160, Gren...iUe. Que.. Canada RIGBY, James E. (G) AmericanSaint Gobain Corp. Kingsport, Tenn. RIGBY. Ronald, Jr. (G) Pittsburgh Plate Glass Co. Glass Research Lab. Harmarville, Pa.. RIGTERINK, M,d, D. (LF) Bell Telephone Labs. Murray Hill, N.]. RIIS, 'Asgeir (M) Robeson Process Co. Box 960, Erie. Pa. RIKER. Leon W., Jr. (G) 124S Lenape Ave., Ford CitY, Pa. (Pittsburgh Plate Glass Co.) RILEY. Roger R. (R) Gladding, McBean & Co. Box 630, Pittsbur&,. Calif. RILEY, William C. (B) Aerospace Corp. 2400 1 Segundo Bhd. E1 Segundo, Calif. RINDONE. GUY E. (GFC) Pennsylvania State Uni\'er-sity Dept. of Ceramic Technology 230 Mineral lndustri~s Bldg. Universit) Park. Pol. RINEHART, D.I, W. (G) 1420 Union Ave. l\atrona Heights. Pa. (Pittsburgh' Plate Glass Co.) 62\f -. ~I?\GE?\. Robert E. (),l) ROB IX SOX C'-~~cs T. (G) PaulO. -\bbc:. IDe... 400 Ccltcr .,s,xe. 16204 S.r.. iginh, Bellevuc, Wash. Little Falls. X. J. (Pellbc:-:b... I:..stT'Umcnt Co.) , ,ISEDE!'i. O. D. eLl 2923 Nurick Dr.. Chattanooga. Tenn. ROBINSON CLAY PRODUCT CO. (Cluk StlU:e~~nd) Box 1070 (American Lan, Corp.) 65 \Y. State .5:...\kron 9, Ohio 1t!SPLER, Z. W. ROBI~SO~.D..l"ici W. (~1) Palestine Glass Works Zonolite Co. "Phoenicia." Ltd. Box 168 Box.60i. Libby, ~ont. Haila. Israd RITLAND. Harold ~. (G) 23701 Arriba Ct., Los :\hos, Calif. ROBIXSOX. F. Geori"c (5) Robinson Bnd & Tile Co. 500 $. Sa.cu Fe Dr. Denver 23. Colo. (Boeing Co.) ,ITT. P. E. (B) 829 G)C!'mere Rei- Fairfax. Va. ROBIXSOX. Gilb<" C. (XFC) Box 91, Oe:n3on. S. C. (Clcmson College) (Melpar. Inc.) ROBIl<SOX. Kenneth T. (L) J'ITTER. Jo.eph S. (G) Adamston Flat Glass DiY. Carborundum Co. 204 Che~' Rd. Syracuse", N. Y. Rol1a.Dd Glass Co.. Box 631 CJarksburg. VV. V~ ROBIl-OSOX. Louis G. (B) Continental Testing La.bs . Inc. lITTLER. Hermann L. (GI) . H08 Eastern Aye.. Cincinnati 2. Ohio 104 Cardinal Rd.. Boneheads. No Y. ROBINSOX. ~lcDonald (CoruiDg Glass Works) 2730 Dwi,.ht. Apt. 5 I:ITZ. Jo..ph W. (Gl Bcrkele)' 4, Calif. Sylvania Electric Products. Inc. ROBINSOl\. Percy Barrill 1891 E. Third St.. Williamsport, Pa.. Diamond Oay Co. Ltd. UZZO. Ham- F. (Bl Ha.nsbi1l. Stoke-on-Trent. England U'l\'1'CllCC lUdia.tion I:.a.bs.. Bldg. 1~3pBi'Box~ '.', _,LivetmC!rc~-c..lii. . ',' ..... ' ROBIKSOX. Pbilip W. (Gl .. .' l..atehlordGlass 0. . Bo;: 71707. ;LoS" !\nge1es 1. Calif. J'OACH,-H. CCIRl American-Standard ROBINSO:S-. Pklillip 23 Pymble -",c. - 15-41 S. SC\'cntb St., Louis-rillc S. Kr. Pymble, N.S.W., Australia ROBB. Richa.rd B. (R) (Ga.lIard & Robinson Pty, Ltd.) 242 Rockingha.m Rd.. ROBINSO~, Richard E. (RI) Pittsburgh 38. Pol. Johns.Manyillc. Zelicnople:, Pa. (U. S. Steel Corp,) ROB IX SON ,Richard R. (51) ROBBI:K'S. Carl R . .(B) 2232 Pa.rk"wa.y Blvd., Alliancc, Ohio National Burcau of St:uldards Div. 9.1. Washington 25. D. C. (Alliance Clay Product Co.) ROBINSON VEN'I'ILATING CO. WBBlNS; J. M. (B) :.174 N~ Pwdtle Ave.. Oak Ridge, Tcnn. , {J. L. 'He:n:deTS~:)1i.]r.) 'Zelienople, Pa.. '(Oak Ridge Nationall.ab.) . ROBINSON, William L (L) ROBBIl\S, Martin D. (R) 9651 Woodbury Ave. McGnw-HiIl PablishiDr Co. Garden Grove, Cali!. 235 CaliIornia St. San Francisco II, CaJi. .(Au,tonetics. Dh'. North American Aviation, Inc.) ROE-ERTS. Frcderic (R) 106 Clayton Ave., Synca.se i, N. Y. (Denton Refractory St:r?icc Corp.) ROBSON. H. L. (D) 511 Prospect St. :fI;"ew Ha.ven 11, Conn. i.OBERTS. John Taggart (WF1) (Olin Mathieson Chen:ic.al Corp.) 1156 Briarwood Rd.. liansficld, Ohio (ln~ll-HurnpbryesDiv. Borg-Wuner Corp.) ROBERTS. John W. (S) Solite Corp. Box 9138. Ricbmond ]j. Va.. ROBERTS. Louis E. (E) 6915 N. Roserna.ry Ln.. Niles, Ill. (Obmite Manufa.cturing ~.) ?OBERTS. Mervin F. (Gl) Box "54, R. R. 1 Whippoon,il1 Rd. Old Lyme. Conn. ~OBERTSON.Glenn D. (L) ROBSON. James T. (MF:) Allied Engineering D:vision Ferro Corp,. -'ISO E. 56th St. Cleveia.nd 5. Ohio ROBSON, Thomas D. Lafarge Aluminous Cement Co. Ltd. 73 Brook St.. London W. 1. England ROCHESTER. Thomas W" J'. (G) 210 Delevan Ave.. Corning, N. Y. (Corning Glass Works) ROCHFORD. lILt. David S. (I) 05002113. l~t Umpire- Co. UMP/CONT Group USA eDEe 16133 Alcitna Ave. Pacific Palisades, CaJif. Fon Ord, Calif. ROCHOW. W. F. (RF) (HUihes Aircraft Co.) Harbison-Walker Refractories Co. ,/,OBERTSON. James "- (R) FMC eo",. 307 Fifth Ave. Pittsburi"h 22. Fa.. RODEFER. Howard H. (Gl Box 8. Princeton, N.]. Rodefer.Glca.son Glass Co. 'OBERTSON. James R. {)() Box 550, Bellaire. Ohio 33 Cind,.. Dr., Buffalo 21, N. Y. RODENBAUGH. Donald 1. (C) (Harper Electric Fnn:aa Corp.) Continenti.! Can Co. Inc. ~OBERTSON.Jobn M. (El Huel.AUas Glass Div. 3008 .Rose~e Blvd.. LoaisTille 5. K). 15th &: Jacob Su. Wheeling, W. Va. (American-Standard) RODENBAUGH. W. K. (Gl 'OBERTSON. Leoo F. (Gl Riverton Lime & Stone Co. Broclnny Glass Co.,Ine. R.iverton. Va.. Broclcwa.r. Pa. .OBERTSON, R. Kcnnetb ($) RODGER. John K. L. G. Sparking Plags Ltd. Cook:svil1e-Laprairie Brick Ltd. Putne~ Vale 906 SheJl.Towcr London S. W. 15. E:cgla.nd ~ontTd.'f~. Que. Ca.n.a.da 'OBESO~ROCESS CO. ("Asg-e::r~) Box 960, Erie, Pa. RODGERS. Nisbet P. ('Yo-') Mid.State Tile Co. Box 627. Lexington.~.C. .OBIL1..'!RD.lla"ey J. (W) Filtr~, Ine:" RODMAX". Oarence]. (E) 1315 S. Union A~e. .Alliance, Ohio Box 361. East Rochester.N. Y. (Alliance Tool Co.) OL. 40. No. 10 (1961) RODRIGtJEZ, .-\Uonso F (G) Vidricr. ~onlcrrcr, S. .I-... Apa.nado 162 ~IontcrTeY, N. 1.. Mexico RODRIGl;EZ ..~. R. (Lll 29 Pinc St. Franklin\'ille. N. Y. (Hi-Q Di\.. Aerovox Corp.) RODRIGUEZ. Juan M. ullc 11 csc;, 18, Santiago dc las Vegas La Habana. Cuba (Cenmica Sa.ntiago) ROE, La~Tence A. (G) 712 Moffett Rd. l..akc Bluff. 111. (lnterna.tiona.l Minerals & Chemical Corp.) ROE, Ricb..ard F. (W) 3462 Roseland Ave. Parkenburg, VV. Va. (A. B. Chance Co.) ROE. Sheldon F.. J'. (Gl i24 Climer, MuscatIne. Iowa (Thatcher Glass Mfg. Co . Inc.) ROEDER. Paul J. 1010 E. Colorado An., Urbana, Ill. ROESCH. Louis A. 04133 Pa.rker .o\'\"e. St. Louis, Mo. ROESEL. Ralph E. (Rn Engineered Ceramics MIg:. Co. 1435 W. FultC:!!l; St..~~icago.JU" ROFF,Ro~W.(Ml. . . . 'Bch'Opentions.:" -. '. . . . 433 Birch PI.,Wcstncld, !\.]. ROGAl-SKI. Leonore G. (B) Unh'ersal Oil Products Co. 30 Algonquin Rd .. Des Plaincs. 111. ROGATZ. Alvin .(LI) Ma.ida DC\'elopment Co. 214 Academy St.. Hampton, Va. ROGERS, Ed.....-in J. (WI) Diamonite Products Mfg. Co. " Shreve. Ohio' _ :!lOGERS. Edwin L. . . . Misco Precision Castin;;:- Co. Muskegon, Mich. ROGERS. Melvin F. (Ll) Ae-rovox Corp.. Olean, N'. Y. ROGERS. Vi,gil L. (Sl Hcbron Brick Co. Hcbron, N. D. ROGERS. William O. 345 N. W. Hocken St. Apt. 207 Beaverton. Ore. ROGERS. William R. (R) Carborundum Co .. Bristol, Pa. ROLKE. Herbert]. (XI) . 693 E. Kossuth St. Columbus 6, OhlO (Ferro Corp.) ROLLER, David (E) .' 3300 Twiligbt Dr., Fullcrton, Calif. (Magna Products, Inc.) ROLLER, Eugcne L. (R) 266 Clea.rneld Dr. Williamsvillc 21. No Y. (Refractory & Insulation Corp.) ROLLFS, Edward H. (E) 165 Perkins Row, Topsfield, Mass. (Sylvania Electric Products, Inc.) ROLLIN, Stcpha.n H. (1.) . 12 Fithia.n Aye., Mercba.ntvllle, N.]. ROMANO, Pasqualc J. (1.1) 1212 Cavalicr Ln. West Cbester. Pa.. (International Resistance Co.) ROMINE. Donald J- (L) . Ford Motor Co., H. & A. DIV. Box 231. Fostoria. Obio ROOD. Jo.eph L. (G) 56 Farnsworth Rd. Rochester 23, N. Y. (Bausch & Lomb. Inc.) ROONEY, Tboma.s E., III (R) Empirc Fire Brick Co. 219 MutT_), Fort \Va.)ne, Ind. ROOT, H. Dean (BI) VVestingbouse Electric Corp. Ceramics Scction 7325 Penn Ave. Pittsburgb 8, Pa. ROOT, Lawrence L. (M) Stanford pottery Inc. 40 S. 15th St., Sebring, Ohio 631 ,. , . 1 .., I l- ~ljl lI1\:iberr:' S: .. Pjymou:r.. OhIO (Fate.RootHe.atb Co.) :oOUES Rodne~ A. eL) 1.5 James Dr.. Rich2t'Chon. Tuas (Te:xa5 Instf"Umenu, Inc.) :oS. Duane: D. 3960 S. Seventh. E_. )lunay. Utah ~SE. F reduick A. (W) /l.. B. Chance Co. Box 830, ParkcrsbUT&. W. Va... ,eSE. Ralpb (RI) H. K. Porter Co.. 1nc:... Refr. Di\'. Porter Bldg., 601 Gnm St. Pittsburgh 19, P&. :oSE, Ralph E. 406 W. Healer. Champaign. Ill. lOSENBAUER. Clarl.. (G) J 359 Walzer Rd., R.oc:hestcr 22. N. Y. (Bausch & Lomb. Inc.) lOSENBERG. PbHip E. (B) 246 Nassau St., Prinet1.ou. X. J. (Princeton UnivenitJ) lOSENBERY. Josepb w. (E) Unhrenit)' o!"Dayt01l; Research Institute 300 College-Park. Dayton 9. Obio ;OSENFELDER. W. J. Bon.x Consolidated Ltd. Bot'1X Hoase. Carlisle PI. London,"S.W.l, E.ngland s.. 105ENFELS. R;<;h>ri (Rl 1941 :Harris ,,"ve.."Ridlb.nd; Wu1:L . (Gene~ill Electric Co.) , ;OSE!<THAL. E. K. (W) " 234 l\apolcon St. PI.ll)Ol, Del Rc)", Calli. (MetJox MIg. Co.) iOSENTHAL. Ernst .. Vineent Ct. Se,~ Plo London W. 1. E:zgland (Consultant) IOSENTHAL. j. j .... (1.) . Minneapolls'-H~ Aeronautical Pi"'" 2'600 Rid~~-ar Rd. Minneapolis <40, ),finn.. IOSE!<WINKEL. ~ O. (R) 3K 509 Ho",-ard Ave.., EJmh1:lnt. TIL (Chicago Firebrick Co.) ~SENZWEIG. H.".." (G) TexgJass. Inc. Box 164. Decat1:lr. Ta.as CSLUND. James A. (10 Globe Brick Co Box 765 East Lh'erpool, Ohio 055. Al.n M. (B) .0 Beac:.h Ave. Box &47 D~p River. Ont.., Camda. (Atomic Energy of Cam.da Ltd.) DSS, Donald W. (RFI) ~13i Magnolia Ave-Apt. 1 St. Louis. Mo. (Consultant) 1055. Frederick J., Jr. (It) C.arborund'CIm Co..,13uHalo A,'e. Niag2.ra Falls, N. Y. (ISS. Howard, II eE) 7215 Hag'Ue Ave.., Apt. 6 Clevel.and 2, Ohio (Fe1"To Corp,) I:tSS. Stuan T. (B) Brooks & Perkim.. Ille. 1950 W. Fort SL. Ddtoit 16. :Mich. 1)55, Thomas A. (R) A. P. Green Fire Brick Co... Ltd. .;, 234 Rosemoullt Ave. Vv'estoll, Ont. Canada. aSSErTI. Bnsilio Cenmica Itabnsil S. A. Ca.ixa Postal 49 _. Sao Caetano do S121. Sao Patllo. Brui1 ()SSETTI. Michael Box 847. Alfred.l:. Y. tlSSI. E,ank D. (1I:J) -103~unset Ave... ZanIeS"illc.. Ohio , .J I (C~ Div. Ferro Corp.) toSSIaouis R. 80 "fen"lY St.~ Bonoll 15. Mass. JOL. ~o. No. 10 {1961) LnlVCrsl:\" oj Caiiiornl;J. Dept. of ~1 ineral T eccnolo&"y Berkdey 4, Calif. ROSSI:-<G. Lt. E",, R. (Bj) 2nd Msl. En. 80th Art)" Fort Sill, Okla. ROTH, Harpe:' D. (L) Harper Electric Furnace Cor-p. 110 Pearl St.. Buffalo 2. X. Y. ROTH. RObert S. (B) l\ational Bureatl of Stand_rds Di\'. 9.i. Washington 25, D. C. ROTHER~tEL. Daphne L. (G) Corning Glass Works. Corning. X. Y. ROTHERMEL. jos.pb j. (G) Corninll" Glass Works, Cornini. >;. Y. ,c..ROTHROCK. Russell W . Jr. 446 Gene"a ..... Bellwood. lll. ROTHSTEIX. Rob.rt (L) Candlewood Park. pocono Point Rd. R. R. 5. Danbury. Conn. . (Sprague Electric Co.) ROUDABUSH. H.nry L. (R) General Refractories Co. Box 188. Lehi. Utah ROUDABUSH. N.d W. (R) 112 Y""in Ave. Ben Avon. PittsbtlTgh 2, POl. (H. K. Poner Co.,.Inc.) .ROUGH. R. R. (G) . . ... . 2145 Petomze Dr. Toleoo: 9hio . "({)wens.1llin'Ois) ... RQULID!S. Cbristos"Z. (R) 716 Tifft -"'e., Horseheack ~. Y. (Coming Glass Works) ROUP. Rolland (LF!) Centnlab Di\" .. Globe-Uni(m Inc. 900 E. Keefe Ave .. Mil"';l\\kee 1. \\"i~c . ROUS. William C.. Jr. (B) 2289 Stratford Dr. San Jose 24. Calif. (General Electric Co.) ROUSMA...,,\IERE.:Ja.mes' (R) " Philip .Carey Mfg. Co.. '. 120 E. 'ht St.. N.w Yo" 11.:-<. Y. ROWE. Arnold E. (E) 1210 Dilworth Rd .. Ch:\llotte. X. C. (Douglas Aircraft Co.) ROWLAND. Donald K. 8240 S. 114th. Seattle 88. WOl"h. ROWLA!'\D, Richards A. (B) Shell Development Co. Box 481. Houston 1. Tex:I:<; ROWLAND. R. W. (BFI) l\ew Castle Refractories Co. New Castle. Pa.. ROWLA!<DS. Rob.rt R. (W1) Univenal-RI,mdle Corp. Box 300, Redlands, Calif. ROY.H. N. Indian Ceramic Society Dept. of Cenmics Senares Hindu Unh. Benares. India ROY. James W. (L) 10 Cayugi Way. Short Hills. X. J. (Faradyne Electronics Corp.) ROY.N.C. Omsa Cement Ltd. 4 Dalhousie Sq. E. Calcutta 1. India ROY. Rustum (BFC) Pennsylvania. State University 121 Mineral Sciences Bldg. UniversitY Park. Pol. ROYAL COPENHAGEN PORCELAIN MANUFACTORY & THE FAIENCE MANUFACTORY ALUMINIA (Erik Lindgren) Smallepde 45 Copenhagen F . Denmark ROYCE. Damon V .. Jr. (L) 19 Archwooc. Dr. Little Rock. Ark. (Reynolds Metals Co.) ROYER. Rene 60. Rue D'!ssy Vanves (Seine) France (1nstitut de Cera.mique Francaise) .'"\{ornlC .i;.ne:g~ \,..o~r:;:s~,c:; Rese:nch DJ\.. \\ashlngton 2:-. D C. Rt.~BIX. Gottfnec A. (R) Round Hill Rd., I Ri\"ersiJe :\pts. Potsdam,:\. Y. (Clarkson College of Tecbnolo~') Rt'BIX. Jack ...... (Bl 10223 Variel St.. Chatsworth. COlIif. ( .....tomics lntern::nion...:' Di\. Korth .~merican A\iation. Inc.) ReBI:\". Jacob C. (L) General Electric Co. 1I:SVD, Rm. 5716. 319S Chestnut St. Philadelphia 1. P.... RUBl!-Z. JerT)' J. R. R. 1. Georges Rd. Monmouth Junction. 2\. J. RUDD. Richard D. (M) Carborundum Co. 3335 W. 47th St., Chicago 32. Ill. RUDERER. Clifford G. 810 W. Oregon. t:rhana. Ill. RVDNESS. Robert G. (B) Linde Co.. Div. Union ~rbide Corp. 1500 Polco St.. Indianapolis 24. Ind. RUDOLPH)". j. E. (R) Jan de Poorter (New York). Inc. Lincoln Bldg.. Suite 2340 60 E.42no St. New York 17. X. Y. RUE, .Charles V. (El) .... ~o:c 166. ;R..R.,Tiffin. Ohio . .{Srerling Grin.ding Whi-el-Co.) ReFF!\'ER. Larr~' J. eL). . . Erie Technical Ceramics Di\". Erie Resistor Corp. Box 6;;. Stale College. P.:lo. RUGG, Ormund 1. (G) 1361:: Meye:,s Rd .. De~roit 27, }otich. (Ford }.10tor Co.) RUH, Edwin (RF}) i89 Fruithurst Dr. Pittsburgh 34. Pa. (HarbisonWalker Refraco'Tie~ Co.) RUH. Robert (B) . 315 S, Bromfield Rd., Dayton 29, Ohio (WrightPatterson Air Force B:lse) RUIZ. Ra~'mundo W. (E) Cia. Industrial del Korte S. A. Apartado Postal 226 Saltillo. Coah.. Mexico RUIZ. Robert A. (R) 51.3 W. McPike. Vancblia. Mo. (Walsh Refractories Corp.) RULO:-;. Richard M. (L) Hennetite Corp .. 100 Ladge Dr. Electronics Park. .:lot A\"on Avor., Mass. RUKK, Robert B. Box 1495. Alfred. 1\. Y. RUPP. Arthur 11:.. Jr. 509 Darlington Rd., Beaver FOllIs. Pa. RUSERT, Eugene L. (R) 330 Manchester Rd., Ballwin. Mo. (McDonnell Aircraft Corp.) RUSHMER, Margaret A. Box 1417, Alfred. N. Y. RUSHMORE. ~UrTaY. Jr. (M) Moore & ){unger 33 Rector St. New York 6, N. Y. RUSOFF. Samuel (R) 15 Lincoln Rd., Tiffin. Ohio (Basic Incorporated) RUSSELL. Chad" K. (B) University of Illinois Dept. of Ceramic Engineering Urbana. l11inois RUSSELL. Ed",ud B. (L) 26i Madison Ave.. Clifton. N. J. (Sheffield Precision Ceramics. Inc.) RUSSELL. George A. Jr. (R) General Refractories Co. 1520 Locust St. Philadelphia 2. Pol. RUSSELL. Howard F. (El) 3118 Woodworth Pl.. Hazelcrest. 111. (Ingersoll Products Div. Borg-Warner Corp.) 633 1I'USSELL. L,,!;, .". (G) _ . Hou:el... tla$ Glus Diy. Continental CaD Co.. Inc. RcsC''''rc:h & ~elopmc:nt Dept..- Plainfield. 1lI. - p,USSELL. Lewis E.. I, E"cl:rn Close. E,-nsham Rd. Botley. Oxford. England (United Kina-dOlO Atomic Ene~' .s..uthorit~) ~USSELL. XOt'1tl2n Keith (RI) 2" LongcorsC' 1..1'1.. Paoli. Pa.. (Remme~, Dil". A. P. Green Fire Erick Co.) RUSSELL. Pau' N. (Ll Hoffman Elec::tremic:.s Corp. Semiconductor Di\,. 1001 K A:-den Dr.. 1 Monte, Calif. JUSSELL. Ralston, Jr. (XFIC) Ohio State Uniftnit)' Dept. of Cera.=ic E.ni'ineerini 124 W. 17th A~ Columbus 10. Ohio JUSSELL. Roben G. (G) R. R. 2. Granville. Ohio (Owens-CorniDg Fiberl'las Corp.) iUSSELL. Rob,,, J. (M) High Temper.atate Mate-rials. Inc. 31 Ant~'eTP St... Boston 35. Mass. .' '. RUSSELL. yi,ginia "'.eLl.' : . : ; ." .1'43.7 :C"C:mstoclc. ~Te-. "SY.f'iCU5c S;-N. Y. (~nen.l Electric"Co.) . iUSTLESS IRON CO.. LTD. (R. Whitaker) La"'kholme Ln. Keighl~). YOTks. E.ngLa.nd RUTT. Truman C. (L) 136 FiTst St.. Xia.gara Falls. X. Y. (Titaniur., Alloy )J!&:. Di,. National Lead Co.) RYAN. Joseph D. (G) 3018 Middlesa. Dr., Tol~do 6. Ohio (Libb~y-Ol\:eus--FO'rdGlass Co.) lYAN. Larry D. (RJ)" .' 14538 26th N'.E..., Seattle, Wash. (Boeing Co.) RYAN, Konnan T. 150 Union St.. Lanea..ster, Ohio RYDER. Rob,,, J. (G) Brockway Glass Co. Centra.l R~sea.rch ubs., Brockway, Pol. RYDER, Stanl~)' H. C. E. Ramsden &: Co., Ltd., F~nton Stoh-on-TrUlt, Staffs, England ltYER, Ch~ster M. (B) Gen~nl Electric Co. A.P.E.D. San Jose. Cali!. RYLAND. H. W. (LF) 170J Washington Ave.. Golden. Colo. RYNDERS. GmJd F. (BI) Lawrence Radiation Lab. Chemistry Dept. Box 808. Lh-c:mJon:. C4lif. i.YSHKEWITCH. Eugene (R) 322 Van Emburzh Ave. Ridgewood. N. J. (National Be-r:Ilia Corp.) s SAALFELD. Hom Unhersit) of Saarbrucken Mineralogica1l:astitute Sa.aTbruckel1 IS, Genn.a.ny SABURI. Osamu Murata Manufaeturinr Co., Ltd. . Raiden, Ra.ga.ob<bo Otokuni.gun. Kyoto, Japan SACHS. J. H. (M) Manufacturers Eqaipment Co. 218 Madeira AT'C., Dayton -I, Ohio SADLER. ArthuT G. (L) Mines &-: T echniea1 S-crveys J4>._es Branch. 40 Lydia St. &~wa. Ont.. Canada. SAFi>ER, Neil I. (EI> Ii'Iran~'tron Electronie Corp. 63 A ion S1-. Wakefield, Mass. . SAFFEL .. Arl~ L (C) 6-46 Lathers A~ Garden City,lnch. (Ford Motor Co.) VOl.. 40. No. 10 (1961) SAGIKOR. S. Y. (B) GJaddina:. MeB~a.n & Co. 2901 Los'Feliz Bl,d. Los Angeles 39, Calif. ST. PIERRE. PbiHp"' D. S. (Bl General Electric Co., Research Lab. Mctallurg)' & Ccr:lmiCS Diy. Box 1088, Schcncctad}", N. Y. SAITO. Shinroku 839. 2.Cbome, XaTimune, Suginami 7ok)o. Japan (Tokyo Institute of TcchnoJog:') SAKAMOTO, Shiod 1139 Addison, Apt. 1 Berkeley 2, Calif. SALDINGER. Irwin (B) 5612 Midwood Aye., ."Pt. 2 Baltimore 12. Md. (Martin Co.) SALEEBY, Edward C. (5) ]. C. Steele & Sons. Inc. Box 951, Sutes\"iIle. K. C. SALINAS, Mario (G) Montes C&rpatos 625 Mexico 10, D. F., Mexico (Vidricn Mexico, S.A.) SALISBURY. Charles W. (G) R. R. I, Risingsun, Ohio . _ (Kimble GlUs C-o,) SALISBURY.William R..{W) .' Lyndon Re. Fayctte\il!c.~. Y. (Onondaga Pottery Co.) SALMANG. Herman Plenkenho"cn 23 Maastricht, ;\etherl:mds SAL!--10K. Oli'cr~. tLl 418 Glenwood A\e .. St. PaulIi'. ~linn. (Minnesota Mining & Mfg. Co.) SALT, Dennis 1\. S. L,nsda.le.8 Lower Creo;ccnt, The A'\'e. Hat"Psfie1ds... Stoke-onTrcnt, J;:nglan'rl (Jamaica Potter); Ltd..) SALVATo'RE. AlId F. (SJ) 231 Fairview Ave., Hammonton, X.]. (Alliance Clay Product Co.) SJ,.MADDAR. B. N. Massachusetts Institute of Technology Cen.mics Dh., Room 4-010 Cambridge 39, Mass. SAMDA~n. Syed G. Box 176, Alfred, K. Y. SAM MARONE. Americo, Jr. Sammarone S. A. Industria Ceramica Rua Jose Bonifacio 210 Sao Paulo, Brazil SAMPSOl', J. Leonard (G) Mahoning Glass Works General Electric Co., ~03 N. Main St. Niles, Ohio SAMPSON. John W. (M) Lindberg' EnginC1:ring Co. Box 81J, East Longmeadow, M~ss. SAMSON, A. William .eM) B. F. Dra.kenfeld & Co., Inc. Box 519, Washini'ton, Pa.. SAMUEL. Donald G. (11.) E. J. Lavino & Co. Box 29, NomstO\\'n, Pol. SANDERS. O,.de A. (B) American Colloid Co. 5100 Suffield Ct., Skokie. Ill. SANDERS. Hb'" H. (DC) 17926 Daves Ave. Los Gatos, Calif. (San Jose State College) SANDERS. La"ren D. (MI) 1233 Delaware Ave., S. W. Canton, Ohio (Kentllcky_Tennessec Oay Co.) SANDERSON. K. W. "John G. Stein & Co., Ltd. Bonnybridge. Scotland SANDFOR.D, Per Joh01n Folke Chalmers Tekniska liogsko1a Gibraltargatan 5J, Gotehorg, Sweden SANDMEYER. Kul H. (RI) 85 Pleasantview Dr.. Jamestown, N. Y. (Ha.rbison_Carborutldum Corp.) SA!\DS. Geoq::c Imperial Smelting Corp. A\'onmoutb, BristOl. England SAXFILIPPO, Alan V. (R) .o\l\lminum Limited Sales. Inc. III W. 50th St., New York 20, ~. Y. SAJ'i'FORD. Elbert A. (E) 375 Oakridge Dr., Rochester 17, K. Y. (P!audler.Pennutit, Inc.) SAKGA. S. V. (GI) W. Forest Glen Dr., R. R. 2 Cumberland Heights, Milh'il!e, l\. J. (T. C. Wheaton Glass Co.) SAN MIGUEL BREWERY. INC. (A. VilIa.Abrille) 1112 J. P. Laurel Sr. Manila. Philippines SA1\XE11..11.. Dun (GJ) ~837 O\'erland P)..W)., Apt. 201 Toledo 12. Ohio (Owcns-Illinois Technic:..l Center) SAl\T, John W. (W) Universal-Rundle Corp. 217 X. Mill St., New Castle. Pa. SANTOMIE11.1. S. L,w;, (RI) Ceramic Engineering Co. W. Railroad St., Botkins, Ohio SAPE. Jobn R. (R) . 8206 Seminole Av.e. .,' Philai:ielpbia.18, poi.' (Harbison~Walker Refr~c~ories Co.) SARA. Raymond (B) :t\ationaJ Carbon Co .. ReseOlrch 1...:lbs. . Box 6116, Cleveland 1. Ohio SARGEXT, Edmund L. (E) 2422 Inwood Dr., Fort Wayne. be (GenerOll Eiectric Co.) SARGEXT, Edward C. (R) Zirconium Corp. of America Solor.. Ohio S.1,.RR..1,.F. Edw.a.rd M. (R) 22290 Blossom Dr. Rod.-)" River 16, Ohio (Harbison-Walker RefrOlctorie~ Co.) SARVER, James F., Jr. 303 Fr)" Dr.. State College. POI.. SASAKI GLASS MFG. CO .. LTD. (Seiichi Tabata) 1.1Chome Yokokawa-Dashi Sumida-ku, Tokyo, Japan S.-\50. Charies (L) Duramie Produets. Inc. 426 Commercial .-\\e. Palisades Park. N. J. SATA. Toshiyuki 2160 Toyama--eho, Sbin;uku-ku Tokyo, Japan (Tok)'o Institute of TechnoJog;-) 5ATAVA. Vladimir K:uedra Tecbnologie Silikatu Teehnicka 1905 Praba 6, Czechoslovakia SATHRE, Curtis J.. Jr. 5711 S. 129tb. Seattle 88, WOl!'ih. SAUEREISEX. C. Fd (W) Sauerei.sen Cements Co. 1045 N. Canal St.. Pittsburgh 15, Pa. SAUE11.EISEN. Phil F. (L) Sauereisen Cements Co. 1045 N. Canal St., Pittsburgh 15, P:L SAULS. 1- B. (MI) 1415 New Jersey Rd., LakelOlnd. Fla. (Internationa.l Minerals & Chemical Corp.) SAUMS. Ha,.,,. L. (E) Anaconda. Wire & Cable Co. Muskegon, Mich. SAUNDERS. AU"d C. (RI) Eekbardt Rd., Ha.mburg, N. Y. (Electro Refractories & Abrasives Corp.) S.A.UKDERS. Hollis S. (E) Phelps Dodge Copper Products Corp. Inca Manufacturing Div. ~300 New Haven Ave. Fort Wayne, Ind. SAUNDERS. 11.. H. (S) Charleston Clay Products Co. Box 349. Charleston 22. W. \I . 635 Ii iI I I -"'VSVIL LE, Jo><ph \\'. (Rl Curtiss-Wright Corp., Queh.nna, Pa. SAUZIER. PierTe M. S.E.C,A,R, t 28 ~ue Emile Menin, Paris ]6, Fr.antt SAVA2'T. Ash ok S. . Bhant Gb.ss Works Ltd. I BeJgharia.24 Pargaaas c.lcutu., India isAVELL, F,ed H. (W) Western Talc: Co. 1 1901 E. Slauson Ave. Los Anreles 58, Calif. ;sAVELL, F,.d H,,]" (M) t Western Talc Co. ; 1901 E. Slauson Ave. i Los Angeles 58. Ca1i!. Js.o\VIOLI. Francesco SANAe. Via Martin Piaggio 13 , Genova. Ital,.. :SAWAI,lkutno . ~ Kyoto Un1vcnitr. Kyoto, Japan ;sAWYER, E, C. (M) Central Silica Co. 806 Market SL Zanesville, Ohio ,sA"''YER, ]am.. P, (W) 713 Gr~n Gkn Dr.. Dc Bois. Fa. (Jackson Vitrified China Co.) 'sAXE, Charles W, (RY ,. . ~ 1 WaweaJS ltd .., Worcester 5; Ma.:ss. 'SAXONBURG CERAMICS, INC,' . (j. G. Pabst) . Box lSi. Su:onburg, Pa. -S.-\),.l,.,.;.,,\ CR .. Heclor E.. A.... Brasil 1206, Lima, Peru (Cia. Manufacturera de VidTio del Pnu Ltda.) ,'S:\YERS. h.ul G. Box 2954, Georgia. Tcch. Atlanta 13. Ga. .SCALES, John B, (MI). , :.. 456 Lynn Dr.. Berea:. Obio . (United States'Stoneware Co~) ScALES. Ralph B, (S) Box: 240. R. R. 1. Walkertown, N. C. (Pine Hall Briek & Pipe Co.) .SC.....RPA. Ed"'"ard A. Jr. (WI) Winburn Tile Co. _ 1709 E. Ninth St., Little Rock. Ark. :SCHAA. Fcrdinand ....... Jr. (L) C.F.I. Corp., Cottage PI. : Mineola, N. Y. SCHAAL, Fnnk W" ]" (W) B. F. Dnkenfeld & Co., Inc., Box 519 Washington, Pa. - SCHABACKER, H, E,ic (E) Erie Ceramic Arts Co., Box 8324 3120 W. 22nd St., Eric. Pa.. S<..ZiAEFER, Cad F. (WF) 327 Sheffield .....'e.. Flint 3. Mich. (A C Spark Plug Div. General Motors Corp.) SCHAEFER. E"I F, (G) O...ens.I1linois Tcchnical Center 1700 N. West"'ood Ave. Toledo 7. Ohio SCHAEFER, Willia.m R., Jr. (R) ]036 Glencoe Ave., Pittsburgh 20. Pa.. (Crudble Steel Co. of America) SCHAEFLE, Max Pro Keramik, Burglistrasse 12 Wa1li5ellen. Zurich. Switzerland SCHAER, Rob<rt W. (R) E. J. Lavino & Co. 2244 Oliyer Bldg., Pittsburgh 22, Pa.. SCHAFER, C. B, (G) Libbey-Owet1s-Ford Glass Co. 1701 E. Broadway. Toledo 5, Ohio SCHARFE.NAKER, William J. (R) 620 Meadowlane Rd., Dearborn, :Mich. (Great Lakes Steel Corp.) SCHAUSS, Edward P. (G) J846.J:;orina Wa)', Palo Alto, Calif. (~ Aircr.il.ft & Electronics Diy. KaiSer Industries Corp.) SCHEpjiE~ Kad D, (R) R.. it. 3, Susquehanna. Tcrrace O~rlie1d., Pa. (Consultant) VOL. 40, No, 10 (1961) SCHELKER. Daniel H. (\\") Amuican.St::lndard, Foreign Di,. 40 W. 40th St., New York 18, X. Y. SCHELL. Donald C. (E) 6422 W. 28th St., Berwyn. Ill. (Armour Research Foundation) SCHERBXER, Paul H. 144 Sinh .... ,c.. North Pelbam, N. Y. SCHEYER, Joseph H. (G) Tb:uchcr Gla!-s Mfg. Co., Inc. Junncuc. Pa. SCHIEBER, Michael Wcizmann Institute of Scicnce Electronics Dcpt., Rcbovoth, Isnel SCHIEFFERLE, James A. (E) 4501 Statton Rd., Louisville 20, Ky. (General Eleetrlc Co.) SCHIENE. Quentin]. (R) 142 Fourth St., Chicago Heirhts, Ill. (United States Steel Corp.) SCHIFFERLI, Leo M" ]" (R) JOOI Westmoor Dr. Kokomo, Ind. (Haynes Stcl1ite Co.) SCHLAUDT, Kenneth L. (5) Box 361, Waskom, Texas (Acme Brick Co.) SCHLEGEL, Roland FRua Inglaterra 283, Sao Paulo, Brazil . : '(Duresmah, !r{CUJunrica. e . .' E3ma.ltacao.Ltda."'; '. . SCHLER. W.Rarmond -(GI) ; 3901 Academy. Dearborn, Mich. (Ford Motor Co.) SCHLEYER. Walter L. (R) Philadelphia Quartz Co. Public Ledger Bldg. Independence Sq. Philadelphia 6, Fa. SCHLOTZHAUER. Leon R. (R) R.R. 2, Painted Post, N. Y. (~ming Glass Works) . SCHMID, ArthurW. (G) '. Arthur W. Sc:hmid.lnternational, Inc. 1414 Investment Bldg. PitUbtlrgh 22, Fa. SCmpDT, Alhen ], (E) American Porcelain Enamel Co. 128S E. Keating Ave. Muskegon, Mich. SCH}llDT, Beuther L. (R) Anchor Hocking Glass Corp. Lanc.asteT, Ohio SCHNEIDER. LaVoy H. (E) 5 Maple Ct., Hamilton, Ohio (Ferro Corp.) St:H:t\EIDER. Samuel J., Jr. (RI) National Burcau of Sundards Industri..l Bldg., Rm. 3705 Washington 25, D. C. SCHOEFFLER. Paul (W) American-StandaT"d Box 8237, New Orleans 22, La.. SCHOENBACH, Wend, Box 455;'Alfred, N.-Y. SCHOENINGER, INin W. (LI) 5250 N. Shoreland Ave. Milwaukee 17, Wise. (Ccntralab Div., Globe-Union Inc.) SCHOENLAUB, Roben A, (Bl Harrop Prccision Furnace Co. Box 5338, Shepard Sta. Columbus 19, Ohio SCHOEPPEL, Nonnan (RI) 10 Elm Tree Dr., Mexico, Mo. (A. P. Green Fire Brick Co.) SCHOFIELD, H, Zane (RFI) KOPPCTS Co., Ine. Box 128, Verona, Pa... SCHOLES, Addison B. (G) Cenolsun Research Corp. Box 26, Warren, Fa. SCHOLES, S. R. (Honorat"Y. GFIC) . ,gox 752, Alfred, N. Y. . (Consultant) SCHOLS, Leon V. F. M. Regout.M41tthey N .V. Blocmenweg 8, Box 23 Maastricht, Holla.nd SCHOLTS. Raymond C. (Rl Shenango Refractorics. Inc:. Box 120. New Castk. Fa. SCHOO:-;OVER. I. C. (B) Xational Bureau of Standards Wa.shine:ton 25, D. C. SCHOTSMAN, J, Kruisstrut 31 Dieren. The Netherlands (~.V. Emailleerf.abriek "De Ysel") SCHOTT, Charles E. 3039 Bellwood Ct. Apt. 3 Columbus 9, Ohio SCHOTTLAND, A. H, (G) Standard Bent Glass Co" Butler, P... .SCHOTTS, Walter H. (MF!) 23 E. Southington Ave. Wonhington. Ohio (HarTop Ceramic Scrvice Co.) SCHR.~DER,David M, (RI) 4829 E. Boulevard. Canton 8. Ohio (Republic Steel Corp.) SCHRECKENGOST, Don (DF) 2617 St, Clair Avc. East Liverpool. Ohio (Consultant) SCHRECKENGOST, Vil.~o, (D) 2265 Stillman Rd. '. Clc"c1apd Hei~ts" 18. Oh.io " (Salem China Co"'. '. '. ~...' SCHREIBER, Edward Box 948, Alfred. N. Y. SCHREIBER, Karl L. (W) "E1 Anora" S. A. Espalda Penitenderia, Mcxico, D. F. SeHREY. Frank (B) Bell Telcphone Labs. Murray Hill. N. J. SCHRICKEL, Herman R .. Jr. (G) 178 E. Pultene)' St., Corning, N. Y. (Corning Glass Works) SCHROEDJ;R, -",dW, (-RFI) .. _' ~orth Atticiican RefraCtories Cd. Research Center, CUTwensvlllc, 1'a.. SCHROEDER, He,ben S, (R) 6 ConO\'er Ln., Red Bank, N. J. (Cuborundum Co.) SCHROTH, Petcr (R) Armco Steel Corp .. Rcse:l.Tch 1...:l.bs. Middletown. Ohio SCHUCK, John F.. ]" (L1) Frcnchtown Porcelain Co. Frl:nchtowD, N. J. SCHUELLER. Karl H. Stc:ztit-Magnesia A.G. Zentrallaboratorium, Am Stcg 14 LauflPegnitz. West Gennan)' SCHUE~ZEL,Erncst C. (L) International Business Machincs Corp. Dept. 490 South Rd., Poughkeepsie, N. Y. SCHULHOF. Andres Lozadur, Grandes Fabricas Argentinas de Ceramica, S. A. Boulognc, F.C.N.G.B. Buenos Aires, Argcntina SCHULITZ, Christian F. (EJ) 526-C Telford. Da)1:on 19, OhiC'l (Frigidaire Diy., General MotoTS Corp.) SCHULMAN, Justin E. Box ]321, Alfred, N. Y. SCHliLTZ, John, ]" (EI) General Electric Co. Metallut"I'Y & Ccramics Lab. Appliance Park, Bldg. 5, Rm. 250 Louisville, Ky. SCHULTZ, Robert E. R. R. 2, Box 948 Tacoma 22, Wash. SCHULZ. David A. 5i56 Hennann St., Oakland 9, C..lif. SCHURECHT, H, G. (WFI) 2425 31st St., S. St. Petcrsburg 12, Fla. SCHUR EM AN, LeRoy F. (L) 'Ii VictoryCt., Metuchen, N.]. (Gulton l,:,dus~ries, Inc.) 63, ;;'R.rz.. D. C. (GF) ;barp-Sc.hun% Co. :0()....408 S. Bro.ad St., Lancaster, Ohio UYLER. Peler M. ; Church St.. Cuba.~. Y. WAB. Leon B. (R) !H E. Home St.. Vandalia, Mo. Harbison-Walker Refr.actories Co.) \V..\~EBECK, L1o~'d C. R. R. 1, Box 890. West Chicago. Ill. W.-'l.RTZ, Bernard (Ll) .3 Exc"t Dr. Somer.dIlc,1\'. J. "Radio Corp. of America) \VARTZ. Jerome W. (WI) 5.ueha Bnstofi Products. Inc. :1520 W. Olympic Blvd. _os Angeles 64, Ca.1i. WARTZ. M. A. (Bl) :..lnited Technology Corp. Box 358. Sunnyvale. Calif. WARTZ. Monon (E) 416 Hoodrid&c Dr Piwburgb 34, Pa. (0. Hommel Co.) WARTZWALDER. Karl (LFI) ,0\ C Spark Plug Div. :;eneral WOIOrs COTP. ="lint 2. Mich. WEDES. Lawrence R. (R) ~\vf'e1:l;cc Laborafory. '... ,668 Ellclid'St,:"Sa.ilt.a M.OIlii::a:Catu.. WEICKJ{ARDT. William K. (R) ",Yalsh Refractories Corp. ~Ol Fern' St.. St. Louis 7. Mo. WEITZER. Howard V. (M) )~o Lido Dr.. Fon Lauderdale. Fla. :Schweitzer Equipment Co.) \\':E:\KLER, Edl\'ard P, (GI) 309 RinTView Dr. Xe'" Kensington. Pa. (Pittsburgh Plate Glass Co..) \\" :ETE, Hans~Emst .'. institut ~t. .Ge$teinsht:ttenkQnd~. ~auerstras$e ?: Aachen, German)" IT. Gul:md E., Jr. 2700 Cartier Dr.. Raleigh. N. C. TT. Murray R. (GF'I) Eaus-ch & Lomb. Inc. 53; St. Paul St., Rochester 2. N. Y. TT. Robert M. (R) 179f. Millwood Dr.. Colurnbus 21. Ohio (H1:lgbes-Scott-Frank Co.) n, Rogel' F. (GI) 911 E. ),lain St.. Milh;lle, No J. (,A.nnstrong Cork Co.) 'TT, Walter W. Box 826, Allred, X. Y. .TI. William D. Houldswonb School of .-\pplied Science t:ni\"\~nit) of Leeds, Leeds 2, Engla::ld n.w.J. (W) Western Electric Co Inc. 2300 Broening Hwy. Baltimore 2., Md. .OGER. Margaret G. (BJ) 610 W. Beanr .-'1.. Sate CoUeiC, Pa. (Tem-Pre~ Re~earch. Inc.) .UGG5, Dnid M. (B) 5122 l1ayfair Pl., South Bend 19, lnd.. (Bendix Corp.) DERI. Thom.. G. (G) K ational Bureau of Sta.ndards Dh. 9.2. Washinrton 25, D. C. .BRIDGE. F. T. J. Gimson 4: Co. Ltd.. King St., Fenton Stoke~n~Trent.Staffs, tlogl.and .BRIGHT, Clarence A. (M) liS41 Dale-view Dr., Lakewood 7, Ohio (Harshaw Chemical Co.) .BRIGHT. Edward C. (E) 6107 W. MiU Rd.. Flounowt1, Pa.. (Philco Co~:) .DER. EdwJ\!l (D) 4511 N. Btk.d St. Philadelphia, Pa. (Bucks C~n~lottery) .XOR.]. G. (S)- 2712 W. 'tl,1lcad\\-u St. Canton 8. Ohio (Botl.!l:ot Co.) :..40, No. 10 (1961) SEARCY, Alan W. (BC) Dept. of Mineral Technology Uni ....ersit) of California Berkeley oj, Calif. SEARLE. Alfred B. 62 Moordiffe, Skircoa! ~roor Rd. HalHax, England (Consultant) SEARSON'. Leslie James Oakes & Co. (Riddings) Ltd. Jaeksdale, Notts. Engb.nd SEASE. John D. (BJ) 237 Cleameld Rd. R.. R. 14, KnoX"il!e. Tenn. (Oak Ridge National Lab.) SEATON. Arnold E. (L) 3 Whippoorwill Lane, Westport. Conn. (Advaneed VaCU1:lm Products) SEATON. Max Y. (RF) Manchester Depot. Vt. (FMC Co",.) SEBASTL4.N, Roben ..... Bo~ 1375, Alfred, N. Y. SEBRING. Geo",e F. (W) Paper Makers lmportini' Co., Inc. .4 S. Second St.. E.uton, Pa.. SECOR, Robert E. '(B) Filtrol Cotp. 325Q .E..Washi.ngtbn Bivcl. '; Ye:rt:lOD 23/Calif.' . . '. SECORD. Room N. (W) Cabot Corp. Research & Developmenl Dept. 38 Memorial Dr.. Cambridge -12. :-'10l!'!'. SECRIST, Duane R. (1) 1i.51 .A",e. B. Schenectady, ~. Y. SEDEXKA, Anthon)' (L) 4124 Audubon Pl.. Lynchburg. VOl., (General Electric Co.) SEELEY, Clarence E. (G) . .1341 Fttderick St., Lancaster. Ohio (Anchor Hockb,'i Glass Corp,) . SEELEY. E.1.. (W) . 800 Lotus A,'e., Chester. W. Va. (H:iltker Pottery Co.) . SE.EMAN'~, Wilhelm Pipenptan 3, Stockholm, Sweden SEETS. Dewaine (R]) c/o Thomas B. Seets 1908 Monon Rd., East Peoria. Ill. SEGALL, Louis H. (L) 21 Delaware St., Sidner. N. Y. (Bendix Corp.) SEGELER. C. G. (M) American Gas Assn. 420 Lexington Ave. New York 17, N. Y. SEGER, Claude A. (R) Canadian General Electric Co. Ltd. 1199 unsdo"'ne A ,e. Toronto 4, Ont., Canad.:l SEGHINI. Robert L. 1020 Barbara PI. Salt Lake City 2, Utah SEIDEL. Jo.eph (E) . 341 Princeton Dr. PittsbuTgh 35. P~ (Westinghouse Electric Corp.) SEIDER. Robert J. Box 787, Alfred. KY. SEILING. Lee T. (R) Zi02 Atlanta ."'e ., Pueblo, Colo. (Colorado Fue! & Iron Corp.) SEIPEL. Rohert B. (G) American-Saint Gobain Corp. Kingsport Plant, Kin&,spon, Tenn. SELl., L.., R. (L.l Westan Eleetrie Co. :Marion & Vine Su .. Laureldale, Pa.. SELLERS, George A. (R) 315 E. Crescent A'e.. Elmhunt, Ill. (Plibrico Co.) SELLERS, Jobn T. (Rn 1041 Lake\'iew Rd .. ~lexico, Mo. (A. P. Green Fire Briek Co.) SELSING. Jo,.en (B) 294 Lake Front Dr., Akron 19, Ohio (Ohio Brass Co.) SELSLEY. M;ebae! J. 115 College A,e.. Ithaca, N. Y. SELTZ. L. O. (G) Ford l-tlotor Co .. Box 1355 l\ash,ille. Tenn. SEMMELMAK, John O. (WI) Dentists' Supply Co. of New York 500 W. Collei'e AYe., York, Pa. SEMPLE, John Metal Porcelains Ltd .. Cornwall Rd. Smethwick 40, Staffs, England SEXK, Johann Vienna XVII Dombacherstr. 29, Ausuia (Radiofabrik Ini'elen-PoTzellanfabrik Frauenthal Figer & Co.) SEPHTOl'. H. J. (G) Dominion Glass Co. Ltd. Box 30. Station B Hamilton, Ont., Canada SERGEAl'T. C. G. Blythe COlOUT Works Ltd. Cress\\ell. Stoke~nTrent, England SETCHEL. Harden Merritt (G) 105 Tenth St., Streator, 111. (Owens~lllinois) SEVERIN. Harold (E) 2317 Wrii'ht A\e., Pinole, Calif. (American-Standard) SEVERIX,l\onnan W. . "1622 K Columbus .~'<.: Lancaster, Ohio .... . SEVERSI"KE. Carroll L. (W) . Ridge Rd., Frenchtown. N. J. (Consolidated Ceramics & Meta1i%ing Corp.)' SEVIER, James R. (W) St~:1on Corp. Box 440, Florence. Ala. SEYBERT. Ead K. (R) Da\ison Chemical Co. Div. W. R. Grace & Co. 101 ~. Charles St., Ba1timore 3, Md. SEMOUR. SamuefL. (G) .. . 26 Crystal Dr:, Oakmont: Pa. (PittsbuTgh prate Glass Co.) SHADMAl\, Dariilsh 1002 W. Oregon, UTbana, 111. SHAFFER. E. F. (G) Ohio Power Co. 65 E. Main, Newark, Ohio SHAFFER. Paul C. (G) 85 Chapel St., Seneca Falls, ~. Y. (Sylvania Electric Products, Inc.) SHAFF:ER, Peter T. B. (B) Carborundum Co. Buffalo A'e. Niagara Falls. N. Y. SHAH, Chunilal P. Bombay Potteries & Tiles Ltd. Pipe Rd., Kurta, Bombay 7C, India SHALEK. Peter D. (R) 3910 Wolf Rd.. Western Springs. 111. (Argonne National Lab.) SHAKD. Errol B. (GF) 155 Re)"Dolds A,e., Coming, N. Y. (Consultant) SHAND, Rodger L. (E) 230 Woodale Rd. Oakville. Ont.. Canad:t (Ferro Enamels (Canada) Ltd.) SHANDS, Everett H. (E) 2216 LopL., Apt. I, Rockford, Ill. (0. Hommel Co.) SHANER. H.,b<rt J. (R) 121 W. Franklin, Whe3ton, 111. (Ramtite Co.) SHANK, Charies H. (S) 29 Sylvan Rd., Pittsburgh 21, Pa. (Dwight B. Hendryx & Assoc.) SHANKS, Douglas Shanks & Co. Ltd., Victorian Pottery Barrhead, Neal' Glasgow. Sc:otland SHANNON, Roben D. Universitr of California Dept. of Mineral Technolog)' Berkeley, Calif. SHAPIRO. Howard (BI) 315 E. iOtb St., New York 21, N. Y. (Ward Leonard Electric Co.) SHAPLAND, James T. (R) 2513 Collins Rd., Pittsburgh 35, Pa. (United States Steel Corp.) 639 ,. -, tHARDLO\..', L Russd (Ll) ! Rat!ie Corp. of America SHENANGO CHINA. INC. (George B. Zahniser) Box 120 Somerville. N.). New Castle. Pa. :Sfi:\RF, Johr: M. (C) SHEPHERD CHEMICAL CO. Annstronb' COTk Co. (John R. Toberg) 2503 HiShland A\e. Research & Development Center Cincinnati. Xo",ood 12, Ohio Uncaster. Pa. SHERRILL, Ernest (~O SfiARLOW. Theodore P. (G) Westwood Ceramic Supply Co. Libbe)Owens-Ford Gl.ass Co. 610 Venice Blvd., Venice, Calif. 1701E. Broad...a), Toledo 5, Ohio SHERRILL. Robert R. (En Sll.~RP.!.. W. (RI) Box 129. El Monte, Calif. Pedro, Ohio (Bulwark Corp.) (Lawrence Refractories Clay Co.) SHERWOOD. Melvin D. (L) -SHARP, Lester D. Box %1"4. Seneca, Mo. . Box iS7. Alfred, N. Y. (E,agle.Picher Co.) SHARPE. Ed .....in F., III (R) SHEVLIN. Thorn.. S. (RFICl 1311 Highland Ave., Palmyra, N. J. Univenit) of Washington (Simonds Abrasive Co.) School of Mineral Engineering SllAVER. Richard C. (B) Seattle 5. Wash. 2 Hamilton SL. Auburn, N. Y. SHIFF. Torn (R) (Co....les Chemical Co.) SH.~VER. W. w. (GF) 130 E- Fourth-5L, Comi.~, N. Y. Villa Ridge Addition, R. R.. Godfrey. IlL (R. K. Porter Co., Inc.. Refr. Div.) (Corning Glass Works) SHIKUMA. David K. SHAW, Anthony E. (5) 104 Cutter Dr., Wauonvil1e, Calif. N ateo Corp. 327 Fifth Ave. SHIllINGTON. George E. Pittsburgh 22. P.a. ]066 PinehoIlo"" Ln. SHAW. Ch.arles T.,]r. (E) 546I5tumpf ~d., ApL 30.7 'Parma' 30, Ohio . .... (Ferro Corp.) sHAW, Oarence F. (Wp Cincinnati 31~ Ohio . SHIUADA~Jiachiro . . '. :.:', Shimada Gla.$s LaboratoTY; L~d. No. 2867, 1.Chome; Sanno; Ota-ku. Tokyo, Japan R. R.I, Trevor. Wise. SHIMADA, KUTo (Pichrd, Inc.) Shin.Toyo Glus Co . Ltd. SHAW, MyTiI C. (MFI) No .7 Shimo-3Cbome 563 Gates 5L, Philadelphia 28, Pa. Fukushimaku, Osaka, Japan (Asbestos Textile Institute) SHIMAD.-\. Masayuki ."SHAW, Robert R. (BJ) 1777 Euclid, Berkeley 9, Calif. 1660 Lenox Dr. Schenectad).:N. Y. SHIMER. Jack B. (GI) (General Electric Co.) Carr-Lowrey Glass Co. SHAW. Ronald H. (S) Kloman & Wenburn Sts. L. E. Shaw Ltd. Box 9'96 HlI.lifax. Non. Sc:.otia. Cailada Baltimore.3D, Md.' SRIMMAN, Norman C. (W) SllAYLER. Lew4 E:(G) 23<J8 Ventura Dr'., R. R. 1 309 Latona Rd., Rocheste:r IS, N. V. W.aIled Lalce, Mich.. (Bausch & Lomb. Inc.) (Champion Spark Plug Co.) SHAYNA. Michael (S) SHINKEVICH. Betty A. 50 S. Railway St., W. 1210 W. Springfield Ave., Urban., Ill. Swift Current, Sask., Canada SHINN. Roy' E. (Gl SHEA. Arnold F. (W) HuelAtlas Glass Diy. R. R. 1, Jordan Rd., Keene. 2'0:. H. Continental Can Co., Inc. (Golding-Keene Co.) Research & Developme:1t Dept. SRE.Jo.RER, Walter L. (R) Bartley Crucible & Refractories. Inc. 15 Muirhead Ave... Box 358 1're1'lton 3, N. J. SHEARER. Wayne B. (R) 233 W. Log.n Ave., State College, Pa. (Curtiss.Wright Corp.) SEEAROUSE, Lee A. (W) 326 Highla1'ld Ave., Wadswo:rth, Ohio (Ohio Brass Co.) SHEEHAN, Robert W. (M1) Box 38. Saxonbur&" Pa. (Shenango China, Inc.) SHEETS, Herbert D. (RI) 2030 Kentwell Rd., Columbus 21, Obio (Battelle Memorial Institute) Plainfield. IlL SHIPE. Paul J. (Rl Deleo Moraine Di\'. General Motors Corp. H20 Wisconsin Bhd .. D.a,.ton 1, Ohio SHIPLEY. Linden E. (W) 155 E. Torrence Rd.. Columbus 14, Ohio (Onon Ceramic Foundarion) SHIPLEY. R. A. (5) Natco Corp., 327 Fifth Ave. Pittsburgh 22, Pa. SHIPPY, Gordon D. (E) 3100 N. 60th St., Milwaukee 16, Wisc. (A. O. Smith Corp.) SHIPTON. C. B. (Bl A1uml1::lum Co. of Canada, Ltd. mEETS. Vernal L (B) Box 6090, Montreal, Que., Canada' 254 Morgan Blvd., V&1paraiso. Ind. SHIVELY. Roben R. Jr. (G) (Chicago Wheel & !r!fe. Co.) 919 Ann~' Rd. Ru=cton 04. Md. SH.ELDON, Gary S. (Olin Mathieson Chemical Corp.) 146 Hartsdale Rd. Rochester 22. N. Y. SHOFFNER. Jame, E.. Jr. (G) SHELDON. Joh. L (G) 179 Dodge Ave. Corning, K. Y. J:.49 Drake Ct., Sant3 Clara, Calif. (Lockheed Aircraft Corp.) (Corning Glass Works) SHONEB....RGER. F. J. (G) SHELDON. R. S. (El 1290 Wetzel! A,e., Lancaster, Ohio 2215 Wilson CL. SL Joseph, Mich. (Ancho:r Hocking Glass Co.) (Whirlpool Corp.) SHONKWILER. Fr=cis P. (RI) iHELL. Haskiel R. (B) 2516 Milford D:r. Bethel Park, Pa. U. S. Bureau of Mines (Harbison-Walker Refractories Co.) NOTTfi Research Lab., I;onis, Tenn. SHOOK, Thurston W. (M) SHELTdif, Philo 5.. Jr. (G) 2653 Charing Rd., Columbus 21, Ohio ]30 ~TT St., Fairneld. Conn. (Thurston Inc.) (Advance. Vaeuum Co.) SHOOK. William B. (Bl) SHENANDOAH SILICA CO.. INC. (HerreId D. Thropp) 190 W. State SL, Trenton S, N. J. 98 Brevoort Rd .. Columbus ]4, Ohio (Ohio State Universit) Eneineering Exp. Station) VOL. 40. No. 10 (1961) SHOOT. Lyl< E. (L) 1882 Park Forest A "e. State College, Fa. (Erie Technieal Ceramics Di,. Erie Resistor Corp.) SHOPHER, Sterling D. (RI) 1313 Pollock Rd. Mexico. 110. (Kaiser Refractories & Chemicals Di\". Kaiser Aluminum & Chemical Corp.) SHORT, Thomas ~. (R)I) 907 E. Crestview Ct. Crown Point, Ind. (E. J. Lnino & Co.) SHORTER. A. J. Bonnybridge Silica & Fireclay Co. Ltd. Bonnybridi"C. Stirlinr, Scotland SHREMP. Raymond M. (RI) 227 S. Clay SL. Zelienople. Pa. (Lava Crucible-Refractories Co.) SHUFF, William J. Box 621, Alfred, No Y. SHUKLE. Archie A. (R) GH59 Sehafer D:r. Flint, Mich. (A C Spark Plug Dh. ~neral Motors Corp.) SHULER. Billy F. (G) Libb,eyO,,:~.nsFord Gl~s Co. .. .... , 170r. E. Breadwa'y, I:oledo OS,.Ohio. . SHULHOF. William l'.'(Bl ' .. 2181 W. Maple A,e.. Flint.7;Mich. (A C Spark Plug Diy. General Motors Corp.) SHULL, Paul D. Box 1359. Alfred. X. Y. SHvLZE. Charles E. (EI) 152 Olde Stage Rd. ClastonbuT)', Conn. (United Aircraft Corp.) SHUMAN. Alben (G) P.oluuing Insttument Co.. . :1i-'Vipg'ton.on-Hudson. .. Ne,,' York. K Y. SICKER. Richa.rd E. (R) 64 Woodwud -',e., Kenmore Ii, N. Y. (Great Lakes Carbon Corp.) SIDDALL, Mark B. (B) 1263 Commercial St., Astoria, Ore. (Wah Chang Cot"P.) SIDWELL. John L. (M) Box 67. East Palestine, Ohio (E. C. Spinks Cia)' Co., Inc.) SIEBER. Karl E. (G) One Highland Dr.. Buckhannon, \\7. Va. (Corhart Refractories Co.) SIEFERT. August C. (GF) Owens.Coming Fiberglas Corp. Technical Center, Gran,itle, Ohio SIEGMUND. Anhur J. (LJ) 517 Lakeshore Dr., Medway, Ohio (Dayton Electronic: Products Co.) SIEGRIST. Paul F. (Ll Hamel Ave. Williamstown. Mass. (Sprague Electric: Co.) SIEKM ....NN. John F. (Rl Aluminum Co. of America 520 N. Michipn A\e., Chicago 11. Ill. SIERACKI, Richard .4,.. (W) 106 Rosedale Dr. Cheekto"'aga 25. N. Y. (Buffalo Chin Inc.) SIEVERT, Guilio E. (R) 833 Oreron A'e., San Mateo, Calif. (Gladding, McBean & Co.) SIGHTS. G.lc !.. 17<43 Reindeer Dr., Atb.nta. Ga. SIGSBEE. Ra)"Tnond A. 17301 Horger, Allen Park. MiCh. SIGWART. Harry J. (G) 732 Beechurst Ave. Morgantown. W. Va. (Seneca Glass Co.) SIKES. Jam., W. (W) Florida. Tile Industries, Inc. Box 451 608 Prospect St. Lakeland, Fla. SIKES. L<on R.; Jr. (W) 2720 Easton Terrace, Lakeland, Fla. (Florida Til~ Industries, Inc.) 641 .,..... j ! ~;~YERl1AX. Alexander (GFIC) Universit~ of PittsbuTEb 2'930 Catb~dral of LearninE Pittsburgh 13. Fa. SILVERMAK. Eu,e.. N. (B) 5806 Fifth Ave.., Pittsburgh 32, Pa. (United States Strtl Corp.) SILVERMAN, William B. (GFI) O,,ens.Illinois, 'Tec:hnical Center 1700 N. Westwood Ave.. Toledo 1, Ohio SILVERNAIL, Walter L (B) Lindsay Chemical Div. American Potash & Chemical Corp. Box 216, West Chicaao, Ill. SILVIS, Duane C. (W) Box 2~. Pleasant Unit)', P . (Glass Beads Co.) SIMAVILLA.Juan M. Pano Colon 800 Buenos Aires.-Af"l'eutina (CristaJeriu Rigolleau S. A.) SIMCHICK. Richard T. Box 1357, Alfred, N. Y. SIMCOCK.J. H. 6 Lovatt Ave. Milebouse . Ne-wea.stle, Stafford. ueland 5I,MISql:' . A. 1.: (Gn. '. '. ' ' .. Owcns-CCming Flbcra:lu'Coq>. Toledo,Obio' . Sl:>IMEN. F'ed G. (wi .- R. R. 2. Oakmont East Lin:rpool, Ohio (Hall China Co.) ISIMMINGSKOLD. Bo Glasforskntngstnstltutet . Sme~leptan 3. Vujo 3. Sweden "MMONS, E. E. J,. (L) "S5 S. Oakland .'we. Pa.sadena 5, Cali!. (Consu.l~nt) I SIM~tONS. George A., ]r.(G) . . Pittsburgh Plate Glass Co. Glus Research Center. Creighton, Pol.. Sr~!MONS, Thomas S. (B) Argyle House. Smyrna, Ga. (Lockheed Airc~ft Corp.) S1MMOKS. Wilbu, C. (Bl) S761 Shady Oak. Dayton 24, Ohio ,saw(Wright Air De"elopment Center) N ,. G. (W) 8530 Went~;onh St.. Sunland., Cali!. (Gladding. McBean & Co.) 'SIMON, BlairA. (L) 1113 Edge Hill Rd. Abington, Pa. (Telefie::c Inc.) S!MONS. T. Mitchell, Jr. (WI) 213 Band~' A'e. Apt. 14 West Covina. Calif. . (L. H. Butcher Co.) SlMONSE1'\, Vietor G. Ceramic;. Sao Caetano S. A. Caixa Post&! 278. Sao Paulo. Bruit S1MOKSON, Robert B. (B) HaTTey Aluminum Co. 190th & Western. Tornnee. Cali. S1MOPOULOS. N. T. (L) Dayton lectronic Products Co. 915 Webster St.. Dayton 4. Ohio S!MPSOX'. Ale::tander J. (L) Sa.xonburg Ceramics. Ine.. Box 157. Suonb\lT'B'. Pa. S!~PSO~.Frederick H. (R) 20003 Third Pl.. S. W. SeattJe 66. Wash. (Boeina- Co.) SIMPSON. Huold E. (GFIC) State University of l'ew York College of Ceramics. Alfred. No Y. SIMPSO..~. , J. Dillon (S) S~5"ille Brick Co. " B~~I, Statesville. K. C. ;S1MP5a'<. Jobn A. (S) F ~~. M.f.Farren Ltd. StreetsvilJe. Ont.. Canada ;SIMPSOK,",o."h A. (S) 2303 Carlton. Stockton. Cali. ~ (Pacific Clay Products) J !VOL. 40. No. 10 (19G1) Sll'CLo\IR. Robert R. (Rt) 510 S. Ouge Ave Ing"ie'\,>ood. Calif. (Pyro Engineering Co.) SI?\CL.'\IR. Thomas (R) La". Cruciblc.Refractories Co. Fint National Bank Bldg. Pittsburgh 22, Pa.. SINCLAIR, W. Robert (B) Bell Telephone Labs. Murray HiU. N. J. SI~GR. MiChael D. Box 1274. Alfred. :N. Y. SINGLETON. Eric Ouahtibridge Silica Firebrick Co. Steetley, Worksop. England SISKo Connie C.. Jr. (W) AmeriC&n Zine Sales Co. Box 327. Columbus 16, Ohio SISKA. Albert H. (EI) Lake Shon~ Dr. Douglas, Mich. (Ferro Corp.) SISSONS. Go,don H. (S) 320 Fint St. Medicine Hat. AltL, Canada (Medicine Hat Brick &: Tile Co.. Ltd.) SIXT. Lawrence F. (oW) Box 4<'3. East Liverpool. Ohio . "<New ~tleRe!RctoriCsCo.) .. '"5l'OGRENo.John K.(M)," C 2810 WaJlingford "Rd. San Manno. Calif. (Southwestern Engineering Co.) SKELLY, Jobn C. (W) . Calle 87, :22-41. Apt. 102 Bogota, Colombia (Porcelana Sanitaria. S. A.) SKEOCH. lame' K. (M) Southern California "Minerals Co. 320 S. Mission Rd. Los Angeles 33, Calif. , SKEOCH. Tho",... A. t~l) . 832 Enchanted Way Pacific Palisades. Calif. (Southern California Mincnls Co.) SKEOCH. Walt K. (M) Sotl:thern California MineTals Co. 320 S. Mission Rd. Los Angeles 33, Cali. SKILLICORN. Eul D. (E) Ferro Corp . International Di... 4150 E. 56th St.. Cleveland 5. Ohio SKIN"NR. Kenneth G. (WI) 4223 First St., S. ., Apt. 203 Chesapeake Gardens Washington 20. D. C. (Naval Research Labonto!")') SKLAREW. Samuel (E) 14829 Wyandotte St. Van Nuys, Caii!. (Marquardt Corp.) SKURCENSKI. Anton (G) H. I. Thompson Fiber Glass Co. 17.33 Cordova St. Los Angeles 7. Calif. SKWARLO.Edwud (Gl 706 S. Ioka. }dount Prospect, tn. (V,;,cuum Cen..-nics. Inc.) SLACK. Lyle H. Box 1226, Alfred. N. Y. SLAGEL. John E. Box 104. Banlesville. Okla. SLAUGHTER. Jame. A. (G) Pittsburgh Pla.te Glass Co., Box 26 Cnrstal City. Mo. SLAUGHTER. lohn I. (B) A11is-Chalmen Mfa-. Co. Box 512. Milwaukee 1. Wise.. SLAVICH, Alan R. 2003 N. E. 47th. Seattle 5, Wuh. SLA\V, David M. 212 W. Fifth St.. Delavan, Ill. SLAYTER, Games (GF) Owens-Corning Fiberglas Corp. Bolt 415. G...nville, Ohio SLICK. E. E .. Jr. (R) Haws Refractories Co., ..07 Main St. Johnstown. Fa.. SLIFER. Rodney F. (R) North American Refraetories Co. SO Church St.. New York 7, N. Y. SLOAN, Allan P., Jr. 421 Broadway. Cambridge 38. J-Iass. SLO:\X. Clarence T . Jr. (G) Hazel-Atlas Glass Di\'. Continen~l Can Co .. Inc. Research &. DC:"elopment Dept. Plainfield. IlL SLOXAKER. John F. (R) Findb.) Rdractories Co. Box 517, \Vashington, Pol.. SLUSARSKI. Peter A. (D) Kent State Univenity Industrial Arts Dept.. Kent. Ohio SLUSS. Olen R. (W) 158 E. Main St. Orange, VOl.. SLYH, Jobn A. (WFI) American Olean Tile Co. 1000 N. Cannon A'e.. Lansdale. Pa. SMALL. Carlton F Jr. (R) 833 Harris Dr. Schenectady 9, N. Y. (Genera.l Electric Co.) SMALLEY. A. K. (R) Ba.ttelle Memorial Institute 505 King Ave.. Columbus 1. Ohio SMARTT. H..old R. (Rl Box 14. Abington. Pa. (lectro" Refractories &. " Abrasiva" CorP.) 'SMELT,J.,A. M:. ' . . 'Bibliotheekeent-ra1e . ;" -.:;" 1\. V. Philips' Gloeilampenfabrieken indboven. Holland SMID. Robert J. Fe:": Tile Distributors S90S Cermak Rd. Cicero 50, Il1. S),USER. Laurence \\". i09 E. Tenth. Rolla. )10. SMITH. Adrian F. (G) 86 E. Third St.. Corning. X. Y. (Coming Glass Works) " SMITH,Alden]. (W), ' . 1121 Konnwoo8 Of'.. E..:. Brazil, In"d . (Por'eelain Products Inc.) SMITH. A. 0 .. CORP. (W. A. Deringer) 3533:\. 2ith St., Milwaukee 16, Wisc. SMITH. Arnold K. Pilkington's Tiles Ltd. Clifton Junction Manchester. ngl;.nd S),tITH. Bayn:ud R. (L) Mitronics. Inc. 132 Floral .....n . Murr.l~ Hill. N. J. SMITH. Ch;."rles .A". (RFI) Bellevue Staten. Apt. 703 "92 Staten Ave. Oakland. Calif. (Kai!icr Refractories Div. Kaiser Aluminum & Chemical Corp.) SMITH. Charles C. 0492 St<l1en A,c. Oakland 10. Calif. SMITH. Chris W. (5) Hauck Manufacturing Co.. Box 5716 Colle~e Sta.. Raleigh.~. C. SMITH, C. R;,~mond. Jr. Box 321. RendenomiI1e. K C. S~UTH. D;"'id W. 333 X. ?'{;.rket St. G~lion. Ohio S),{ITH. Dennis ~t. (GJ) Ferro Corp. 4150 E. 56th St., Cle"eland S. Obio SMITH, Donald L. Box 1291 ."-Ured. X. Y. SMITH. Dorothy M. 16 Claire"iew Dr.. Ch<l.mblee. Ga. SMITH. Dudley C. (G) Oakdale Dr., Milhi1le.?\. J. (Kimble Glass Co.) SMITH. ad R. (G) Pittsburgh Plate Glass Co. Glass Research Center Box 114i2. Pittsburgh 38. Fa. S1!ITE. Gail (G) Comini Glass Works Eugene C. Sullivan Labs. Corning. N. Y. SMITH, G. SheT\\.ood (L) 230 W. Ala-mar A"e" . Santa Barbara. Calif. (Technical Dynamics. Inc.) 643 .' SMITH. H~rlan D (l~J) Wellsville Fire Erick (",. Wellsville. Mo. SMITH. Han)" W. (1.) 609 Cuthberson St.. Monroe. N. C. (AJlvac Metals Co.) SMITH. Hillard A. (WI) 28 Buchanatl Rd.. Metucben. N. J. (Rbeem Ma.nufacturing Co.) SMITH. Howard J. () 11 Roundridge Rd. Timonium. Md. (Pemco Corp.) SMITH. H. Russell (M) Box 757. E.a.st Liverpool. Obio (Croxall Chemical & Supply Co.) SMITH. James United Fireclay Products. Ltd. 140 W. George St. Glugow C. 2. Scotland SMITH. John Jacob (G) 14()4 Pacific Ave. Natrona Heights, Pa. (Pittsburgh Plate Gl.a..ss Co.) SMlTH, J. Ryan (W) Fairlacts Co. F&iri~cts St. . Trenton 8. No J. SMlTH, J_:J;&1bot (M) 217 hnAvc...){orrl:sv111e. Pa. . <Uhite9 Oay'Minn Corp.~ . SMITH. Kenneth E. (DFI) American Art Cl.ay Co'. 4717 W. 16th St. Indianapolis 44, Ind. SMITH. Kenneth M. (Rt) United States Dept. of I::te:ior Bureau of MiDes. CoUege Park. Md. SMITH. LelaDd (51) Box 294, Da.rlington. Beaver Co. Pa. (Central Commercial Co.) s~.!lTH, LanD F. '(W) O. Hommel Co; . 747 E.49th St.. Los Anceles 58. Cali!. SMITH. peter W. (L) 1-495 Kings Lane, Pa.l0 Alto. Calif. (Western Gold & Pla.tinum Co.) SMITH, Richard D. (l) Box 6130, KowlooD, Hong Kong (Ferro Corp . International Div.) SMITH. Richard M. (R) Lincoln Way. Buckhannon. W. Va. (Corhart Rcfraetoril:S Co.) SMITH, R. 1'. (RFl) 1<49 ReYDold.s Ave.. Comine, N. Y. (Corni:t:lg Glass Works) SMITH, Robert G. (1.) 18 Quaker Rd.. Short Hills. N. J. ~ (Wb;tuker, Clark & D.";e!,, Inc.) SMlTH, ROD.ld ]. (LJ) 58 l..aia.yette St.. Saugerties. N. Y. . (Ferroxcube Corp. of America.) - SMlTH, R. Tbom.. (RJ) 1408 K Jefierson, Mexico. Mo. (~iser Rdn.ctories & Chemicals Div. KaIser Alwni:t:lgm, & Chemical Corp.) -,..; SM!TH. Sidne)' L. (1) 16 Munso:t:l St.. Le Roy, N. Y. SMITH .I< STONE LTD. (B. L. Matthews) ; Georgetown, Oct.. Catada I SMlTH, WilH.m Eo (G) , ~ S030 Janet. Sy!vaDia, Obio ! CO..'ens-IIlinois) SMITH, William L. CM) Georgia Ma.rble Co. Calcium Produets Div Tate, Ga. SMITH, William R. (L) R. R. 2, Holcomb. N. Y. (Lapp Insulator Co., IDc.) SMITl1-MILLER. Jorge CaliUa 162-D C~lerias de Chile S. A. Spitiago, Chile SMITHv7l,<:K. John W. P .. II tl8 N';eventh St. Smithfield. N. C. SMITS, Peter J. G. Metzen., Cia.. Misiones 1S36 Montevideo. Ururuay VOL. 40, No. 10 (l96l) SMOAK, John F . Jr. tRJ) 1214 Daly St.. Columbia.. S. C. (Babcock & Wilcox Co.) SMOCK. AideD W. (Gl 505 Green Acres Dr.. N. W. Huntsville, Ala.. (G<-oTce C. Ma.nhalJ Space Agency) SMOKE. Edward J. (WFC) 11 Edgewood Rd.. Metuchen. J\'. J. (Rutgers, The State Univcrsity School of Ceramics) S~lOOT, J.ck M. (Dl) 390.4 Buford Hwy.. N. E. .~t1aDta 6. Ga. (Dogwood Ceramics) S~IOTHERS,W.]. (BFI Ohio Brass Co. Barberton. Ohio S~tYLY. James P. (L) Box 4254, Chattanooga 5. Tcnn. (A:merican Lava Corp.) SMYTH, H'~Dld T. (GFC) Rutgers. The State Universit\ School of Ceramics . New Bnt1:tswick. N.]. S~IYTH, J.y R. . 11 Union St. Nn.. Brunswick. K J. S~fYT.H.)4'ila.gT6S..~. . . . . . . . ..WoOd. Circb;. 1'l.ew:Brunswick.};. J; '. SX .1,.JDR. Edward A.. Jr.' . .' 0.;7 N. Kansas St.. Eowards\ille. Ill. 5:\ ELL. Richard G. (G) 150 Collins Dr.. Pittsbtlr2"h 35. Pa. (WntinJ'\'house Electric Corp.) SXTDER. Carl A .. Jr. (G) 1~o14 E. Tudor St .. Covina. Calii. (Kaiser R~fractoTiC's & Chemic.:lls Dj\,. Kaiser Aluminum & ChC'miclil Corp.) S':\IDER. Geor2"e D. (RJ) . LaW'l"n:tce lUdiation Lab. Bldg. 1i3B. Rm; 1855' . Box SOS. Livermore. Calif: . SX1DER. Stuart M. (5) 325 Ouh Dr.. Salisbary. N. C. , (Taylor ClaY Products Co.) S};ODDY. John H. (W) Gladding. McBean & Co. 2901 Los Felix Blvd. Los ADg~les 39. Calif. S~OW. L. James (5) Mifflinville. Pa. (A11iance Clay Products Co.) SNOW. Richa't"d R. (Gn Libbey_Owens.Ford Glass Co. 1701 E. Bro:lld,va.y. Toledo S. Ohio SNOW. Roland B. (RF) United Stat~s Steel Corp. S~YADpEpRlie.-dCRhaersl.eLs aWb... Monroevill~ Pa eL) . , 344 Elmwond Dr.. Naperville. 111. (James KniJ'\'hts Co.) SNYDER.)I. J.ck (Ll Battelle Memorial Institute 505 King Ave. Columbus I, Ohio SOBON. Joseph T. Box PA7. Alfred. N. Y. SOBON. Lenn E. (B) 7042 L.a1cemllir Dr.. Sunnyva.le. Calif. (Stanfon! Research Institute) SOCIETE FRANCAISE DE CERAMIQUE (Pol Paqain) Service de Documentation 23. TUe rle Cronstadt Paris XV. Fnnc:c SOCIETA ITALlANA REFRATTARI MARGHERA AZIONARIA (Domenico Giacomelli) Via Indusme 52. Casella PostaTe 308 MaTghera. Venice. Italy SOCIETY OF GLASS TECHNOLOGY (R. W. Douglas) . "Thornton:' 20 Hallam Gate Rd Sheffield 10. Yorks, Eugla.nd . SODERSTRUM. William K. (51) 374 Davis Rd.. Batavia. 111. CSt~c:taral Clay Products Research FnunrlatiC\n) SOEMARJOTO Lembaga Pen;elenggara Perusahaan :2 Industri (Leppin) Dj.Kalibesa.r Timur 5/7 Djakarta.Kota, IDdone:sia SOHN. Xi Ra.ck Box 604. Alfred. N. Y. SOLBERG. Archie N. (B) Univcnity of Toledo Research Foundation 2801 W. Bancroft, Toledo. Ohio SOLITE CORP. (A. Floyd Old) Box 9138. Richmond 27, Va. SOLOMON, Earl (RI) 1657 Boston Ridge Rd. Orchard Park. N. Y. (Electto Refractories &. Abrasivcs Corp.) SOLVAY PROCESS DlV. iALLIED CHEMICAL CORP LibratW1, Box 271. Syracuse N Y SOMANY, O. M. ' .. Hindusthan National Glass )If Co.. Ltd. 2. Wellesley Pl.. Calcutta 1. India SOMERS. Willford M. (W) . 360 CreDsbaw Bhd. .' .7orraw:~, .Calif. ..' . {Afneric:anStandard) SOMIY A; Shigeyt1ki 274 Sci;o. Setagaya. Tokyo. Japan SO~!(TMoEkRy.o IDstitute o .olJfred (L) f Technology) 110N Howard Dr., Bergenfield '1' J (Keariott Co.) , .. SOMMERVILLE. J. L (Gl) 1626 Mirabe.au Avc. New Orleans 22. La. (Owel1s.I1linois) SONTZ, Arthur(Rl) 8054.5. C~~don A\"f;,. Chicago 1;. l1l. (Unlted States'Steel 'Corp.) . SOOD, S. P. (Gl c/o Professor D. Rhodes Alfred Sution. N. Y. SORRELL. Cbarles A. Mi.a.mi University, Dept. of Geology Oxford. Ohio SOSMAN. Robert B. (Honorary. BFIC) 117 W. Dudley Ave., Westfield. N. J. (Rutgers, The Sta.te University) SOTO G. Aurelio Apa.rtado AceO 5927 !locota.. Colombia SOWERS, Robert M. (Gl 8 Edgerton LaDe. Dea.rborn. Mich. (Ford Motor Co.) SOWMA};. Ha.rold G. (R) Minnesota Mining & Manufacturing Co. 900 Bush Ave. St. Paul 6, Minn. SPACHMA~.James J. CRJ) 10422 Cuyler Ave.. Berwyn. 111. (Engineered Ceramics Mfg. Co.) SPAIN, Elmer (S) 1002 S. DODton Arlington Heights. Ilt. (Cbarnben Brothers Co.) SPAIN, R;Cb.rd W. (Gl 2666 Secor Rd., Toledo, Ohio (Owens-Illinois) SPANGENBERG. William C. (WI) R. R. 3, Box 313, Wayzata.. Minn. (Minneapolis-Honeywell Regulator Co.) SPANISH CERAMIC SOCIETY (Vicente Aleixa.ndre) C. Seml.no 113. Madrid 6. Spain SPANOUDIS, Loui, (G) 369.7 N. Roosevelt Ave. .. Columbus 9, Ohio (Kimble Glass Co.) SPARKS, Robert W. 166 E. LaDe Ave. Columbus 1. Ohio SPARROW, Paul F. (R) 2447 Old WashingtoD Rd. BridecviJle, Pa. (Norton Co.) 647 1SPECKER. M.n';" H. (R) NOMon Co. One: New Bond St.. War-enter 6. Mass. ~ SPEES. Du",ud C. (M) i J4ineTVa Co. FJuOTSpar Div. I R. R. 1, EJizabethtoWo'n. III ~ SPElL. Sidney (Gl) . Jobns-Manville Rcscarc:.b Center Manville. N. J. J SPENCE. C. F. (E) lOOS Hartford St.. WonhmlrtOD., Ohio (Chicago Vitreous Corp.) SPENCE. C. L.. J,. (G) 611 S. Church St.. lit. Pleasant, Pa.. (L . Smith GJus Co.) SPENCE. Harold I. (W) 920 Oay St., Newport Be.ac:h. Calif. (Orange Count)' Cen.mic Tile Mfg. Co.) SPENCER, Chules D. (GF) 2113 Taylor Rd.. Clne1v:l.d 12. Ohio (Lamp Div.. Gcen.1 Electric Co.) SPENCERSTRONG. G. H. (EFI) Ponco COf"P.. 5601 Eastem AvcBaltimore 24. Kd.. SPENGLER. H. R. (G) Ge;aenll E;lect:rie Co. . G).a.sa T~chDOkl:rr t.ab..... . . bmp GJa!is Dept...-Lamp Div:" )i"ela Park12. Cleveland. Ohio SPIELER. Gerold Box 1383. Alfred. N. Y. SPINKS. H. Co, CLAY CO. INC. (R. B. Carothen) .Box 829 P~is. Tenn. .SPINNER, Sam (G) National BUTeau of Standards E.ng-ineering Ccnmics Stion Wuhington 25. D. C. $PIRES. ~ttphen T. "(RI) N onh AmericaJ:l Renc:tories Co. Mt. Union, Pa. SPIRKO, Ed"..d J. (R}) }407 Spring Rei., a~1a:ld 9. Ohio (Jones & Laughlm Steel Corp.) r.SPOERRY. Henry Schmidheiny & Co... Ltd.. Hee:rbragg. (St.G;) Switzerland SPORE. Willi.;.m D. (Wl Midway Lane, ast Liverpool. Ohio (Shel:lango China. Inc.) SPRIGGS, Ri.banllol. IB) Avco Corp., Rc:seaTC:h & Advanced Devdopment Div. 201 Lo....ell St.. WilmiDit0D. 14:a$5. SPRING. Kenneth L. (G) 1982 Ashland Way. San Jose 30, C.;.Ji!. (SyJvania Electric Products. Inc.) SPROAT. In E. (Wn) 35 Washinl'tOD St.. Westport. Conn.. SPROUL, Jame. D. Jr. (Iol]) Allied EngineeriJl;~Div.. Feno Corp. 4150 E.. 56th St..Oeftland 5. Ohio SPROULE. Ri.banl T. (R) 100< I65th PL. N. E... B.u...ue. Wash. (BacinE' Co.) SPURCK. Richud F. IL) 27 Hanford Ln .. Wilton. Conn.. (),(ac:hlett Labs.) SPURRIER. Jael< ]. (R) A. P. Green Fire Bride Co. Box 3302. Station C. Toledo 7. Ohio SPYUT. Albert B. (G) Raytheon Co. S5 Chapel St., Newro=.. 14&0.. SQUIER.. Charles A. (R) Owens-Illinois 1700 N. Westwood AYe.. ToledQ:7. Ohio STAATLlOtrE PORZELLAN. MANBFAKTl1R BERLIN llW(GerJ:i{i~ull~)Wege.IystT'aSse 1 (1) ~ttlin 21. Gcrma.ny STABLElN. N.I F Jr. (B) 217 Pleasan' St.. Joliet. In. (Arconne National Lab..) VOL. 40. No. 10 (1961) STACEY. Da\id S. CB) Ball Brothers Research Corp. Boulder Industri.&J Park Boulder. Colo. STACH, Otlo R. (R) 107 Lewis Lane, Fair Hann. );. J. (Carborundum Co.) ST....DDEN. Thoma.:; B. CW) 503 Humiston Dr. Bay Village 40. Ohio (Metal & Thennit Corp.) STADLER. Leo E. (G) 105' Plymouth St.. Windsor. Conn. (Emhart Mfg. Co.) STAFFICKER, Charle. F. (G) 506 Grandvie.... Ave. Vineland, N. J. (Kimble Glass Co,) STAFFORD, W. L. (RFI) Johns-Manville Researc:h Center Box 159, Manville. N.). ST.~GGERS,John O. (R) Vanadium Corp. of Americ. Box 435. Cambridge, Ohio STAHMANN.JobnA. (BI) 6453 AJdea Ave... Van N'uys. Calif. (Rocket:dyne) STALEY. A. E... MFG. CO. (RA,rmo.nd R,' R~ebet.z) .D~t'Uf'. Il1. . STALTER, Tho.mas L. (Ell' ....... 9114 Oibiutl Rd,;Saltimore 14; ~rd .. (Pemc:o Corp.) STAMPLEY. Richmond M. (G) West End Cbemical Co. 636 California St. San Franc:isc:o 8. uti!. ST.~MPS. Murray R. (W) Canadian Porcelain Co. Ltd. Box 428. Hamilton, Ont.. Canada STANDARD BRICK &, TILE CORP. (Clifford A. Kleymeyer) 123 N. W. Fourth St.. Evansville 8. Ind. STANDARD ULTRAMARINE &, COLOR CO. (L. F. Iolay) Huntington 18, W. VL STANGL.]. M. (W) . S.TASNtGanLglPPOoTttTerEyR. YTrean.t on M. "'. N.]. Stangl) Trenton 4. N. J. STANISLAW. T. Stanley (L) Box 354, Centerport, L. 1., N. Y. (Ceramics for Industry Corp.) STANLEY. Robert J. (R) M. H. Detrick CO. III W. Washington St., Chicago 2. IJJ. STANSFIELD. Jame. R. D. (S) Streator Brick Co. Div. Hydraulic-Press Brick Co. Streator. Ill. STANSFIELD, Orlin M. 1786 Spruce St., #102 Bt1"xeley 9. Calif. STANWORTH. John Edwin '4 ~hlaWn Rd. Rue-br. Warwickshire. Ebl'land (Associated Electrical Industries Ltd.) STAPLES, Basil G. (L)' PfaudIer-Permutit Co., Ine. 1000 West Ave., Roche$ter 3. N. Y. STAPLES. Jam.. M. (G) American-Samt Gobain Corp. Box 929, Kinppon. Tenn. STAPLETON. Eod W. Box 826. Allred, N. Y. STAPLETON. Robert Eo (L) 3 Oakwood Rd., South Acton. Mus. (Sylvania Electric Products. Inc.) STARK CERAMICS, INC. G. H. Stewan) Box 230 Canton 1. Ohio ST."'RK. Thomas F.. 807 State St. Rolla. Mo. STARKEY. Ed...,d A. (M) 1068 Woodhill Rd. Mansfield Ohio (Starkey Machinery. Inc.) STAR PORCELAIN CO. CH. Sinclair Ken) Box 1267. Trenton 7. N.]. STATHIS. Andrew W. (R) Box 362, !\iag-ara Falls, l\. Y. (urborundum Co.) STAUFFER CHEMICAL CO. (A. Black.....ell) 380 Madison Ave.. Ne~' York 17, N. Y. STAUFFER. Kenneth H. B. (W) Lincoln Vie~' Motel R. R. 1, Abbottstown, Pa. STAVROLAKIS. J. A. (B) 211 June Dr., Pittsburgh 36. Pa. (Crucible Steel Co. of America) STAZIONE SPERIMENTALE DEL \TETRO (Vittorio Gottardi) Via Briati 10, Mun.no. Venezia. Italy STEARNS. William E. (E) A. O. Smith Corp. 3533 N. 27th St., Milwaukee. Wisc. STECK. Alfred B. (B) 13200 Elmhurst Pkwy. Elm Grove. Wisc. (Consultant) . STEELE. A. Preston. Jr. (S) J. C. Steele & Sons, Inc. . lJox.951,States!ille.N.C. -STEELE, C:}.l.:fS) ... " "]. C. Steele & Sons. Inc. Box 951. Statesville. N. C. STEELE. F. Montgomery (S) ]. C. Steele & Sons, Inc. Box 951, Statesville, N. C. STEELE. G......Uen (R) Simonds Wordcn White Co. H.,..,.1101 Negle)' PI., Dayton 7, Ohio STEELE. L. .Shorter & Son Ltd., Copeland St. Stoke"Qn-Trent, England STEELE. Howard E. (G) Knox Glass, Inc:... Knox, Pa. STEELE.]. C. ],. (SF) J. C. Steele & Sons, Inc. Drawer 951. Statesville, N. C. STEELE.]. Co, &, SONS, INC. CJ. C. Steele. Jr.) Drawer 951. Statesville.::N". C. STEELE, Rich.nI E. (M) Ram, Inc., 10M W. Fifth Ave. Columbus 12. Ohio STEELE. WillilUT. Pemn (S) Pine Hall Brick & Pipe Co. Box 04325, North Station Winston-Salem. N. C. STEER, George C. (G) Kimble Glass Co. Crystal Ave., Vineland, N. J. STEFL. Donald}. (R) Freeport Bric:Jc Co. Box 402. Freeport, Pa. STEIERMAN, B,rnud L. (G) Owens-Illinois 1700 N. Westwood Ave. Toledo 7. Ohio STEIGELMAN. H. Alan (G) O"'ens-lUinois 1700 N. Westwood Ave. Toledo 7, Ohio STEIGER. Leonard W. (E) Maywood Chemical Works Div. Stepan Chemical Co. 100 W. Huuter Ave., Maywood. N. J. STEIMKE, Fnnk C. (RI) Walsh Refractories Corp. 101 N. Fem St.. S1. Louis 7, Mo. STEIN, Colin H. John G. Stein & Co. Ltd. Bonnybridge, Scotb,nd STEIN. Ronald C. Messrs.John G. Stein & Co. Ltd. Bonnybridl"'C.Scotland STEIN, Sidney J. (B) International Resistance Co. ~01 N. Broad St., Philadephia 8, Pa. 649 ._;- I 1' sTEINBRECHER. Kenneth W. (L) 3916 Bonnaford Dr., Hermitage, Tenn. (Alladin Electronics Div. Alladin Industries) jsTEINER. Ha,.", C. (L) .. . General Electnc Co. ~ Po'Wtt Tube Dept. ..; Schenectady 5. N. Y. 'sTEINHOFF. F"d L. (SF!) ~ Briel: & Cloy Rutn'd-C~ l,.dsutry ..; .5 S. Wabash Ave., Chicai"o J. Ill. isrEJSKAL. Ladislu M. (R) T 1 5210 11th. N. E., Seattle S. \\ash. ~ (Boeing Co.) ~sTELLE. R."c11 T. (S) i Arketcx Ceramic Corp. I 6 N. Walnut St.. Bf'UiI. Ind. :sTEli'OUIST. Donald R " 1103-C Gribble, Riehland. Wash. '1:srPHENS. Louis B. 306 Peachtree Ave.. N. E.. Atlanta 5, Ga. STEPHENS. R;ehanl A. (R) 1-0: 2G1e0-1neurawl R&e:frFaicntoanricees Co. BIdE'. i Pittsburgh 19. Fa.. ;STEPHENSON. William B. (B) :::t . ~D,enl Electric Co: . . . : '. -'j 'F1i~ht :Propulsion 'Div.... Bldli. 700.. :. 't Cincinnati 15. Ohio ~s-rERLING GRINDING WHEEL CO. ~ (W. R. Morpn) Box SOl, Tiffin, Ohio 1STERRY. J. Patri,k (R) ; H. 1. Thompson Fiber Glass Co. .~ liS3 Cordova St. Los Angeles 1, Calif. ~5TERRY. W. Michael (B) t 2229 22nd A,,'e.., N., Seattle 2. W.sb. 1 (Boeing Co.) 'jSTETSON, Huold W. {L} . Radio Corp: of 'Ameria'" . . Semiconductor Div., Somerville, N.]. j c.STETSON, Wmia.m (WI) ' Bax <44, Saxonburg. P2.. (Saxonburg Ceramics, Inc.) __ . STETTINIUS. John G. 11 George St., Le Roy, K Y. STETTINIUS, K. E. (W) .:. Lapp Jns.la'O' Ce., Inc. : I.e Roy. N. Y, STETTNER. Donald H. (Gl) 976 Center Ave... I..anca.ster, PL (Radio Corp. af Ameria) j._ . STEUERNAGLE, J. H. (G) , . Brockway Glass Co.. Inc. ~ Wood St., Brockway, Pa.. ;STEVENS. Clif'on W. (R) ! Louisville Fire Brick Wodes, Inc. '.'j Grahn, Ky. ... STEVENS. E. Gee,.. (R) 1231 Sne.nth St. Hermosa Beach, CaliL .~ (Daul"w Airc:nlt Co.. Inc.) . j STEVENS. Fnnk]. (WI) . 2J Oakley Ave., Summit.~.J. (IsoLa.ntite Mfg. Corp.) ....:STEVENS. L.lol. (M) 2907 Alabama St., La Cresc:enta, CaliL (Gladditll".McBean &.: Co.) STEVENS. Robert P. (RIl Chicago Fire Brick Co. 1625 W, 104th PL, Q:l:iealO 43. TIL STEVENS. William B. (W) Socony Mobil Oil Co., Products Dept. 150 E. 42nd St., New YMlt 17,:N. Y. STEVENSON, Jam.. K.. J'. (RI) S. Yilw.ukee Ave.. R. R. I, Box 29, Libertyville,IU. (ltitn:ous Minerals Co.) . sr~TON, Kenneth ~ ~n Steventon &: Sons Ltd. Dedfard Works ;J!idalC"ll.-ich, Cheshire, England srliWAIq, Daniel R. ,- 1191r; N. Butts St., State Colle-ee, P&. -STEWART. Donald O. ~ <406 Oevel.nd .~,"c.., Horne:Il. K Y. :VOL. 40. No. 10 (1961) STEWART, ~r-a1d H. STOXE, Robert J. (M) British Ceramic Society John W. Higman Co. Feder.tion House, Station Rd. ./125 Xe...... York Ave.. Stoke-on-Trent, England Hunting"ton, L. 1..1\. Y. STEWART, Isaac (C) 21 PoneI' Rd. West Oranlle, N.]. (Consultant) STEWART, James (M) National Engin~ringCo. Simpson :Mix~MuUer- Div. 5-49 W. Washineton Blvd. Chicago 6, lll. STEWART. J. H. (S) Stark Ceramics, Inc.. Box 230 Canton 1. Ohio STEWART. John A. (GI) 238 Gl"eenhil1 Dr. Washington, Pa. (B. F. Drakenfe1d & Co.) STEWART. Malcolm (M) Commercia.l M inent. Co. 310 If"Win St.. San Francisco 7, Calif. STO:s"E.. Robert L. (EFt) 3314 Westhill Dr., Austin .... Tuas (Robert L. Stone Co.) STONE. S. A. (M) Deister Concentrator Co. Inc. 901 Glugow Ave., Fort Wayne, Ind. STONG, Guy E. (G) 926 W. Water St Elmir N. Y. (Corninr Glass Works) STOOKEY, Stanley D. (GF) 145 Pritchard Ave., Corning. N". Y. (Corning Gl.ss Works) STOOPS, Robert F. (BIC) 3705 Cor-bin St., Raleigh, N. C. (North Carolin. State College) STOQUERT, Frederick]. CR) 119 Bennett Circle, E., R. R. 1 Elmira, N. Y. STEWART. Read W. (Cornini' Glass Works) 1602 Delta #6. Salt Lake City 2, Utah STORERFOLT. John P. (RI) STEWART, Wilfred H. (R) IS20 Kenneth Dr. Box 281. R. R. 1, Schererville, Ind. {H. It.: Porter Co. Inc. Port Credit, Ont., Canada (Standard Refr.ctories Ltd.) ~ .. itefrac!oriesDiv.} .: _., ...... STOREY, Oayton'W. (M) . ~U.:.t., Henryp. ]1': (R) R. R.. ,i. Tilton;N. H( 1836 N. Druid Hills Rd . N. E. '(Arwood Corp.) . Atlanta 19, Ga. STOTT. A. E. (Southern Porcelain, Inc.) Annitage Ware Ltd. STILLMAN. A. Pa.1 (E) 1939 Borland Rd., Pittsburgh 16. Pa. Nr. RugeJey, St.ffs, England STOTT, Joseph A. (R) (0. Hommel Co.) North America.n Refr:actorjes Co. STINSON. W. J. (W) Eldorado Mining & Rdinin5; Ltd. Po," Hope, Ont., Canacb. 1012 National City E. Sixth Bldg. Cleveb,nd 14, Ohio STOUT. John R. (W) 706 E. Franklin, Macomb, Ill. STIRLING, John F. (Illinois Edison Porceb.in Di.... J.mes A. ]obJing & Co., Ltd. Wear Glass V.rorks. . Sunderland, Co. Durham, Engl.nd McG~w td,iso.n Co.). STOUT, Joseph V. (RI) 102 S. Fourth Ave.. STIRRUP, John T. (GJ) Highland Park. N. J. 106 Moore Ave., Dunkirk, Ind. (M et,;"l & Thennit Corp.) , (Armstronr Cork Co.) STOUT. Lester L. (S) STOCK. Donald F. (RIl 289 M~ell Dr., Pittsburgh 36, P. Ohio State Univenity Research Found.tion (Hubison.Walke:- Refractories Co.) 1314 Kinnear Rd., Columbus 12, Ohio STOCKDALE. e.o,.. F. (L) STOVER, Ed....'d R (B) International Resistance Co. General Electric Co. 401 N. Broad St., Philadelphia 8. P. Research Lab., 308 STODDARD. Stephen D. (RIl 681 43rd St., Los Alamos, N. M. {Los Alamos Scientific Lab.} . Box 1088, SChenectady 8, N. Y. STOVER. F,ed W. (R)) 455 Dogwood, Park Forest, Ill. STOEN. ROE'er C. (51) Cannelton Sewer Pipe Co. Cannelton.Ind. (Norton Co.) STRADLEY.J. Gtant (B!) 503 S. State St., Westerville, Ohio STOHL. AIlted A. (W) (North American Aviation, Inc.) 37<4 North St., Sun Prairie, Wisc. STRADLEY, Norm.n (Ll) (Wisconsin Porcelain Ce.) 101 Mountain Ct. STOHL. L. A. (W) Wisconsin Porcelain Co Signal Mountain, Tenn. (Ammcatl Lava Corp.) 120 Lincoln St., Sun Prairie, Wise. STRAIGHT. Lee H. (loll) STOLLAR. William P. 2 Ellen St.. New Brunswick. N.].. STOLTE. Nonnan H. (EFl) 397" Orchard Rd. Cleveland Heirhu 21. Ohio Stra.ieht Engineerinr Co. Box 176. Adel. Iowa STRAKA. R c.. J,. (R) Carborundum Co. Box 33i, Niapn. Falls, N. Y. (Harshaw Chemical Ce.) STRATER. K.rt (B) STONE, Benjamin (W) California Crafts 196 Kearney St., Patenon, N. ]. (Radio Corp. af America) 43340 N, 'Gratiot, Yt. Oemetts, Mich. STRAUSS. Eri, L. (B) STONE. Connd A. (G) Martin Co. 93 S. Remington Rd. Mail #]3033, Ba.ltimore, Md. Bexley. Columbus 9, Ohio STREATOR BRICK CO .. DIV. (Federal Glass Co.) HYDRAULIC-PRESS BRICK CO. STONE. C. P. Games R. D. Stanslield) FCTTunic Industries, Ltd. Streato:-, Ill. 25 Hydewa.y, Welwyn Guden City STRICKLER. Donald W. (B) HeTts, Enrland Pittsburgh Pl.te Glass Co. STONE. F. R (R) Gla.ss Research Center 5331 Coolbrook Ave. :Box 11472, Pittsburgh 38. Pa.. Montreal 29, Que.., Canada .. STRIMPLE, j. H. (BIl' (Canada Firebrick Co Ltd.) National Lead Co., Titanium Di\'. STONE. H. Nathan (B) Box 58, South Amboy, N.]. Bay State Abrasive Products Co. STRINDBERG, Samuel J. (L) Westboro, Mass. . 50 Boyden Ave., M.plewood, K]. 651 .~. , 15TRINGFELLOW. Allen E. (WI) . H04 Woodland A"c. Haddonfield. N.]. (1.T Circuit Breaker Co.) STROBACH. Carl G. (E) Rheem MfR". Co. 7600 S. K~d%H: Ave., Chicago 52, Ill. STROD. A.vid J. (loll) Industrial Metals lmprow:ment Co. Union Trust BJci&",. Pittsbul'"llh 19. Fa. STROHL. Jobn J. (R) Commercialons. IDe... CloYCT. S. C. sTRONG. Kenneth B. (W) 4624 BelmoDt Park Terrace Nashville 12, TCDJl. (Titanium ADoy Jifl_ Div.. N.tionaI Lead Co.) STROIT. AdoU J. (R) 597 Crooks AYe., Oilton. N.]. (National BeryIlia Corp.) STROUD. Harold 1.. (!oI) 2909 Bembri~ Rd.. Royal Oa.k. Mieh. (Champion Sparic Plq Co.) STROUD. Jackoo. S. (G) 223 Ca.nisteo St., Cornia,.. N. Y. . (Commi' Glass Works) ;tROW..PbiHp."I. (R). A~pminum Co.. of America. Box 772, New KenSington. POl. ." STROUPE. Howanl E.. Jr. (WI) )dar Mary A-pts., Wheeling, W. Va.. (Wheeling Tile Co.) STRUCTURAL CLAY PRODUCTS INSTI'I1lTE (HarTY C. Phmnner) 1520 18th St., N. W. Washington 6. D. C. STRUCTURAL CLAY PRODUCTS RESEARCH POUNDATION (Paul V, Johnson) 'Geneva.. IlL STRUEBING. Harold J. (R) 1215 Military Rd.. Buffalo 17, N. Y. (Remme')' Di",. A. P. Green Fin: Brick Co.) STRUTHERS WELLS CORP. (Karl G. Timm) 1003 Pennsylvania Ave.. W. Warren. Pa. STUART, James W. (R) 1108 Vilsmeiu Rd... Lansdale. Pa. (Tabor Mfe. Co.) STUBBINS. Willi.a:m J. (W) Fabrica de Loza "D Anfora," S. A. Box 508.:Mexico 9. D. F. STUBICAN, Vladimir (B) Pennsylvania State University Dept. of Geophysjcs & Geochemistry Mineral Scienees BId&". University Park, Pa. STUCKEY. Juper 1.. (X) 1911 Sunset Dr.. 1Weip, N. C. (Nortb Carolina Dept. of Conservation 4: DeYelopment) STUCKEY. R. C. (W) Knox Porcel&in CoTp. Box 2031, KnoniDc 1. Tenn. STUDT. Perry L- 151 Easy St.. Alamo. CaUL STUENKEL. Walto< F. (W) GenenJ Tile Co. ,438 Sheldon St.. El Sce'undo. Ca.li. STULL. C. W..ley (W) 208 Birchmot1t Rei. Chagrin Falls. 01:Do (Harshaw ChemH::a1 Co.) STUNTZ. Robert P. (R) Babcock & Wilcox Co. 161 E .2nd St.., New York 17. 1'. Y. STURGE~DonaldG. (R) Carb~dumCo. Y.Rese~h & Dne!opment STU1~06~6;'W:.~S~~t~be'n::l'..Mulcqon. Mich. STURlALE. Thomas. Jr. Box 25, Alfred. N. Y. 'OL. 40. No. 10 (1961) STURZEBECHER. Richard]. (BJ) 15."-D2 utasauqua Rd. Bethlehem, Pa. (Western Eleetric Co.) STYHR. Karsten H . Jr. (B) 43 Oriole Way Huntington, L. I., N. Y. (Spen")' Gyroscope Co.) SUo Gouq.Jen (G) Unh'ersity of Rochester Dept. of Chemical Eneinccring Rocbester 20. N. Y. SUBBAR.~O. Eleswarapu C. (Ll) Westinghouse Research Labs. Beulah Rd. Churchill Boro Pittsburgh 35, Pa.. SUBRAMANIAN. D. R. Burn & Co. Ltd. Refraetory & Ceramic Group 12 Mission R.ow, Calcutta 1, India SUCOV. Eueene (G) Pittsbut"gh Plate Glass Co. . Gl.a.ss Research Center Box 11472. Pittsburrh 38, Pa. SULENS, Henry A. (M") Cesco Div.. Ferro Corp. Box 151. Crooksvil1e~ Ohio SULLIVAN .. Eugen(, C, (GF) . .. . . .' Coming Gla.ss Works. Coming, N. Y. SliLLIVAN, James D. (E1) W. 278 N. 2121 Lakeview Dr., R. R. 4 Pewaukee. Wisc. (A. O. Smith Corp.) SULLIVAN". John D, (HonoraT)', BFT) Battelle Memorial Institute 505 King Ave.. Columbus 1, Ohio St:LLIVAK. Joseph C. (B) 1594 S. Ta)'lor Rd. Cleveland Heights 18. Ohio (Ferro Corp.) . SULLIVAN. Paol A.(GIi . 2"4 Whipple Lane. Rochester 22. N. Y. (Bausch & Lomb, Inc.) SUMIYOSHI. Hiro;i Bpx 208, Alfred. N. Y. SU~IMERGRAD.Rub;n (L) .7 Harwood Dr., E. Gjen Co,e. 2\. \ (General Telephone & ElectTonics Labs Inc.) SUMMERS. Michael F. (G) General Eleetric Co. Box 699. Logan, Ohio SUMRELL. Fe=U N. (E) 60 White Birch Lane Parsippany, Troy Hills. No]. (Hardwick. Hindle, Inc.) SUN. K. ll. (GF) 2131 Lindsay Rd. Pittsburllh 35, 1":1. (Westinghouse Electric Corp.) SUNDY. Geor"e]. rR) 95 N. Mil! St.. West Na.ntieokc. Fa.. (Bethlehem St~l Co.) SUR ENAMEL" STAMPING WORKS. LTD. (S. K. Sur) 2. lliddle Rd. Entail, Caleutta 14, India SURFACE COMBUSTION DIY. MIDLAND.ROSS CORP. (.~rthur H. Navarre) 2375 Dorr St.. Toledo 1. Ohio SUR.M.M. Sur Industries Pvt.. Ltd. 163 Lower Circular Rd. Calcutta 14. India SUR. S. K. Sur Enamel &: Stamping Works Pvt, Ltd. 24 Middle Rd. Entally Calcutta ] India SUTHERLAND. aark (S) Robinson Ca.y Product Co.. Box 1070 65 W. State St.. Akron .9. Ohio SUTHERLAND. Frank R. (RI) 511 Rainbow Dr. Kokomo. Ind. (Haynes Stellite Co.) SUTINEN. Clemens C. (M) MannesmannMeer. Inc. 900 LiIJ,e St., Eastou. Fa. SUTTON, Arthur B. (LI) 1312 MariJon Dr. Cbattanoop, Tenn. (D. M. Steward Mfr. Co.) SUTTON. Paul M. (G) Aeronutronic Div. Ford Motor Co. Ford Rd.. Newport Beach, Calif. SUTTON. Willard H. (B) General Electric Co. 3750 "0" St.. Rm.59, MSVD Philadelphia 24, Pa. SUTTON. W. J. (I) U.G.M. Blok.M~7. Selrip Jogjakarta. Indonesia (Gad;ah }dada University) SUZUKI, Hiroshige 603 Kita.-Sen::oku OhtaKu, Tokyo, Japan (Tokyo Institute of TechnolorY) SVEC. J. J. (WFI) C..,..omU: Iwdwstry 5 S. Wabuh Ave.. Chieal"o 3, IlL SVET. Job. F. (R) .200 E. 187th St., Oevelaud 22. Ohio (Zirconium Corp. of America) SVIKIS. V~ldcmars D. (R) .Dept. of-Mines & Tech. S.urvC7"S Industrialldinera1S. Div. ' Cen.mie Sect: ' .0 Lydia St.. Otta....a. Ont., Canada SWAI~. Anhur B. (G) Owens-Illinois 1700 N. W estwood Ave. Toledo 7. Ohio SWAIN. Richard S. (G) Pittsburgh Plate Glass Co. Glass Research Center Box l1.i2. Pittsburgh 38. Pa. SWALM, Phaon H. (W) 1650 Chapline Lane. Sarasota. Fia.. SWAMINATHM:. K. S. . 107 Jaya Niwas. Bbaradwari East Sakchi Post. ]amshedpur, India SWANSON. Harry T. (R) Universal Atlas Cement Co. 100 Park Ave.. New York Ii. N. Y. SWANSON, Ralph A. (W) 114 Nonh St.. Le Roy, N. Y. (Lapp Insulator Co., Inc.) SWART. Roben (L) 5 S. Walnut St. Waterloo. N. Y. (Sylvania Electric Products. Inc.) SWARTS. E. Lowell (G) Pittsburgh Plate Glass Co. Glass Research Lab. Harmarville, Pa.. SWARTZ. ]obn C. (E) Westinghouse Electric Corp. 300 Phillippi Rd., Columbus 16, Ohio SWEARENGEN. Jack C. (G) Glass Containers Corp. Box 59]. Fullerton. Calif. SWEITZER, Ma.rk (WI) 747 N. Mentor, Puadena.. Calif. (5. Paul Ward. Inc.) SWENTZEL. Jobn P. (RI) 130 Beacon Hill Dr. Metuchen. N. ]. (Carborundum Co.) SWEO. Benjamin J. (EFI) Ferro Corp. -U50 E. 56th St.. Cleveland 5. Ohio SWICA. Jo.epb J. Box ]65, Alired.. N. Y. SWICKER. Vietor C. (GF) 907 Floral Dr. Whittier, Cali!. (Consultant) SWIFT. Howard R. (GF) Libbey-OwensFord Glass Co. 1701 E. Broadway. Toledo 5, Ohio SWINDELL-DRESSLER CORP. (Philip Dressle~) Box 1888 Pittsburgh 30. Pa. SWINEHART. David C. 7055 5"th. N. E . Seattle 15. Wash. SWINNERTON. Gcot'l"e R. (M) Box 944, Allianee. Ohio (George Swinnerton. Inc.) SWOPE. Lorelle M. (B) 7952 Arna.lfi Way. Fair Oaks, Calif. (AerojetGeneral Corp.) 1SYLVLSTER. G<o,., R. (MI) : Sylvester & Co. . 17706 Miles Ave., Cleveland 25, Ohio SZEJD. Gregory BOJ: 827. Alfred. N. Y. SZWARC. Ralph (RJ) General Delivery, Edgewood. Md. (U. S. Army) SZYMASZEK, Jan Walter (R) 203 Jacklon Ave. Schenectady 04, N. Y. (General Electric Co.) T TABATA. ~iichi Sasaki Glass MfC. Co. Ltd. 1.1-Cbome Yokokawa.Bashi Smnida-lcu. Tokyo. Japac. TADSEN. V. 5. (G) Gibsonburr Lime: Products Co. GibsouburE. Ohio TAELER. David H. (E) AyonCT:1ft Div. Avondale Shipyards, Inc. Box 1.030. New Orleans. La.. . TAFEL. Theodore (vi) '. 20 Princess Margaret :Blvd. Islington. Ont.. CanadOil. (American-Standard Products (Canada) Ltd.) T.....GAI. HideD Tokyo Institute of Technology Ohbyama, Mcguro-ku. Tok)o. Japan TAILBI'. Roland V. (WI) Stylon Corp., Milford. Mass. TAKAHASHI, Kakuichiro (F) Nippon Glass Co. Ltd. No. 20, l~chome"Shiba Shinba.shi Min.:l.to-ku. Tokyo. Japan TALBOTT. Paul T. (S) 3054 Morewood Rd.. Akron 15. Ohio (American Vitrified Products Co.) TA:-ICOUS. Ern'" (R) 3060 Ramona Ave. Cincinnati 11. Ohio (M. H. Detrick Co.) T....NNER. James T .. Jr. (MI) Hanis Clay Co. Spruce Pine. N. C. TANNY.JosephA. 2106 N. Lamon. Chiaro 39. Ill. " 'tAO. Yung (L) 1301 OoverdaIe Dr. Riehardson. Tuas (Teras Instnunents. Inc.) TARNACKI. Walter]. (1.1) 1035 Ash'\l\'ood !>T Wooster. Ohio (U. S. Stoneware Co .. Alite Div.) TAR:-IOPOL. MH'on 5. (G) 943 Ninth A\'e. Brackcnridre. Pa.. (Pjttsburi"h Pla.te Glua Co.) TASH. Danirl B. (M) 30 S. Arizona St.. Dmon. Mont. (Tri~State Minerals Co.) TASHIRO. Mepmi Jnstittlte for Chemical Research "Kyoto Univenity Takauuki. Osaka. Japan TATE. Fnnk E. (WI) 310 Tenth $t_ Linealn. Ill. (Stetson Chin. Co.) TATEM. WilTia.m A. (1.1) White Oaks Rd Williamstown.. }ius. (Sprai\Je Electric Co.) TATNA1.1.. R. Francis (5J) Box 162. Darlinrton. Pa.. (Central ConuneTC:ial Co.) TAUl\'ER. Chad" B. (L) ~~iRnaIRd. ~al Mountain. Tenn. ~~ican ~va C01'"p.) TAUBER!john A. (RI) 9190 Mayflo-er' Rd. Plymouth Mcetina-. Pa.. (E:. J. LariDO & Ce.) VOL. 40, No. 10 (961) TAUBLIEB. Mat"Vin E. (R) Kaiser Aluminum & Chemica.l Sald, Inc.. 21957 Seabury Ave.. Fairview Park 26, Ohio TAYLER, John B. (W) Louisville Pottery Co.. Inc. 228 E. Bloom, Louisville 8. :Ky. T.-\YLOR. Charles D. (S) 1136 Mocksville Ave. Salisbury, N. C. (TaylorCta) Products. Inc.) TAYLOR. Cha<1'" H. (RI) Remmey Div. A. P. Green Fire Brick Co. Hedley St. & Delaware River Philadelphia 37. Pa. TAYLOR. Donald E:. (5) 26 Barn.sbl:lTY Rd. Columbia, S. C. (Richland Shale Products Co.) T....YLOR.. George H. 918 Carrico. )lexico. Mo. TAYLOR. G. W. 1612 5. E. Park Rei. Mineral Wells. Tau TAYLOR. Hiram D. (L) Diamonite Products Manufacturing Co. Shreve; Ohio "TAYLO~.Howard U."(LI) Centralab Div. GlobeunioD IDC. 900 E. Keefe A'-e. Milwaukee 1, Wise.. TAY1.0R. James R. (B) 204 160th Te:n.ce. Redington Beach St. Petersburg 8, Fla. (General Electric Co.) TAYLOR, Jenifer A. 1411 16th St.. Anacones, Wash. TAYLOR. j. J. (W) Ohio Brass Co., Barberton, Ohio TAYLOR. Kenneth M. (R) 1045 River Rd., Lewiston. N. Y. (Carborandum Co.) TAYLOR, Louis J. (W) Laboratory Equipment Corp. Box 151, St. Joseph, Mich. TAYLOR. Lynn C. 430 Hawthorne Way, Athens, Ga.. TAYLOR. Nelson W. (BF) 3M Co. (Z09-1W) Duplicating Products Div. 900 Bush Ave., St. Paul 6, Minn. T .....YLOR. Raymond E. (B) North American Aviation. Inc. Box 309. Canoga Park. Calif. . TAYLOR. Robert B. (SF) Structunl O.y Products Research Foundation, Geneva. III TAYLOR. Theodore D. Box 161, Alf'f'ed. No Y. TAYLOR.WaltE.. J'. (W) Knox Porcelain Corp. Box 2031. Knoxville 1. Tenn. TEAGUE.A. D. (R) Babcock & Wilcox Co. 1719 Central Ave. AUB"l:lsta. Ga. TEAGUE:. Jo Mo. J,. (GFl) Owens-Illinois Teehnical Center' 1700 N. West'Wood Ave.. Toledo 7. Ohio TEAGUE. William T. (R) Hughes Aircraft Co. Florence & Tcale Sts. Mail Su. 2011003, Culver City. Cali!. TEETER. John N. (E) 677 Wilmot Rd., Dcer-field. IU. (Thomas C Thompson Co.) TEETOR. Paul (BF) 194 W. IsJjp Rd., West Islip. N. Y. (Ceramic Consultant) TEFFT. Phillip W. (SF!) Oaycraft Co. Box 866 Columbos 16. Obio TEFFT. Willard H (S) Oaycnft Co., Sprine 5t. tJpper ~ndosky.Ohio TEGELLABORATORIET (Brick Laboratory) (Christel' Enberg) Dronning Kristlna.5 vag -45 Stockholm 0, Sweden TEICHMANN. Newton N. (G) 316 Hardy Dr Brida-eville, Fa. (Henry F. Teichmann. Inc.) TENNERY. Victor J. (LC) University of Illinois 204 Ceramics Bldg., Urbana, Ill. TERMAN, M.,k J. (R) Babcock & Wileox Co. 161 E. 42nd St.. New YOtK 17, N. Y. TERRY, GriffiD E. (E) Ins Clarence Ave... Apt. 2 BC'T'A"1n.l1l. (General Electrie Co.) TERRY. Jaok H. (E) .321 Fairfield Ave Fort Wayne, Ind. . (General Electric Co.) TERWILLIGER, GenId R. R. R., Black Creek. N. Y. TETER. Alton R. (S) 8214 Vallejo. Denver 21. Colo. (Denver Brick & Pipe Co.) TETER. Richard L. Box 162. Alfred, N. Y. . TEXAS VITRIFIED PIPE CO. (Panl E. Hoe'y) "Box 117 Mineral Wells. Te,;as THATCHER GLASS MFG. CO. INC. (Marion J. Voss) Elmira, N. Y. THE!SSING. E. M. Bredero's BO'tIwbedrijf N. V. Afd. Research Kanaaldijk 22, Utrecht. Holland THEOBALD. Erwin F. (5) 1516-18th St., N. W . Canton 3. Ohio THEOBALD, Ecw;n F.. J,. (5) Met1'"opolitan Brick. 1l:l,c.. . lOli Renkert Bidg., Canton 2, Obio THEOBALD. hul R. (LJ) Corning Glass Works Components Plant Bnldford. Pa. THEWS. !Ca,! B. (L) 1237 Aduana Ave., Coral Gables, Fl.a. THIELKE, NonnUl, R. (n) Na.tional Carbon Co., Research Labs. Box 6116. Oeveland 1. Ohio THIEMANN. john W. (U) Eitel~McCullough,Inc. San Carlos. C:Uif. THIEMECKE. Hat'TY W. (WFI) Homer Laughlin China Co. Newell. W. Va.. THOMA. Roy E.. J,. (B) Oak Ridge Na.tional Lab_ Box X, Oak Ridge, Tenn. THOMAS, Cha'f'les W. (Honorary) Clifton House. Old Swinford Stourbride-e. England (E.]. & J. Panon, Ltd Firebrick Works) THOMAS. Da";d W. (WI) 2708 Handley Blvd., Lakeland, Fla. (International Minera.ls & Chemical Corp.) THOMAS. E. A. (E) Eljer Co Ena.mel~Ware Div. Salem. Ohio THOMAS. EVeTett A. (Rl) 3044 Coral Park Dr. Cincinnati 11. Ohio (Chu. Taylor Sons Co.) THOMAS. G1'"egory M. S2 1 Camino Real. Berkeley 5, Cali!. THOMAS. H. H. (M) 35 Highboy Court. Red Bank. N.]. (Pe:meo Corp.) THOMAS, Jam", A.. J,. (B) Simonds Abusive Co. Tacony & Fraley Su. Philadelphia 37. Pa. THOMAS. Lazarus D. (G) LibbeyOwens-Fo1'"d Glass Co. 1701 . "Broadway, Toledo, Ohio 655 i-:-HOMAS, Leslie: A. A. . General Electric Co. Ltc!. Riht Rc:sa:rch Centre, ust Lane: Wemblc)", Middlesex. England tHOMAS, Robert B. (E) 929 Penn Aye., Wyomissina: Borough Readina:. Fa. THOMAS. Roben H. (B) 2160 Delaware Dr. Ocvd~nd Hc:.iahb 6, Ohio (we Instimtc: of Tc:chnoloE'Y) THOMASSON. Gene I. (G) .' 29005 Homewood Dr. Wickliffe. Ohio (General Electric Co.) '1l'lOMAS WORKS DELTA.STAR ELECTRIC DIV. Ha.. It. F. PORTER Zboyo. .q CO. ) Lisbon, Ohio THOMPSEN. Robert S. (E) 3200 Coque:lin T enact: Chevy Cbuc: IS. Wo.. (Porcelain Etiamel ID.Jtitutc:) THOMPSON. A. Pa.1 (RF) 619 IsJiniton Pl.. Joplin. Mo. (Consult.a..Dt) THOMPSON. Chade> W. (R) Frank Samuel & Co., Inc.. Box 50, Kitgnnmg. Fa. THOMPSON. Oyde L. (RFI) ~922 New Pl)"tt1outh Rd. Pittsburgh 27, Fa.. (H.arbison.Walker Refractories Co.) THOMPSON, David E. 29 Grove St.. Savona. N. Y. THOMPSON. FT<d W. (R) J Nonh Pkwy., Glen Fa.nns Newark,Del (E.. 1. du Font de Nemours &: Co.) THOMPSON. G. L. Borax & Chcmieili. Ltd. 3~ Piccadilly, London. W. I, England THOMPSOK. James J. (LJ) 3804 Forest Highland Dr. Chatta.Dooga S. Tenn. (Ameriean Lava Corp.) THOMPSON. Jerrold P. 46 Terrace Park, R.. R. 3 Ames, Iowa THOMPSOK. John D. (E) 2731 Thedford Rd. Birmingham. Mich. (Briggs Manufacturing Co.) THOMPSON. Noel M. (R) 721 Shady L.a.ne. Pittsburgh 34, Pa.. (Universal Atlas Cement Div. U. S. Steel Corp.) THOMPSON. Robert J. Box 907. Alfred. N. Y. THOMPSOK. St=ley H. (L) U. S. Sonies Corp. 63 Roeet'S St.. Cambridge, Mus. THOMPSON. Ve,. S. 621 Renton St., Renton, Wash. THOMSEN. Roger W. 1024 S. 15th E.. Salt Lake Citro Utah THOMSON. Homer G. (L) 12101 W. Howard St. Milwaukee 20, Wise. (A1lcoBradley Co.) . THOR, Mumer E. (RI) Box 162, R. R. 4. Pewaukee, Wise. (Norton Co.) THORNE. Jame>:Eo (W) Case Manufacturin&' Div. Ogden Corp. 1000 W. Pine St., Robinson, IlL THORNGATE. Bno"" W. (W) 6213 Warrington Pi. Fort Worth 12, Texas (Royal Tile Mf~. Co.) THOR."rON. Gco,.. A. (M) OdSfia Silica Co., Box 39 Ot;awa.1ll. tHORN~N.II. Rleba,d (E) tJniveTSlfy of IJ1inois 204 Ce~mies Bldg., Urbana. Ill. VOL. 40, No. 10 (1961) THORXTOX, P;a.ul E. (W1) 1708 La Tau Dr., La Can;a.d;a.. C;a.lif. (Ferro Corp.) THORSON, Chades W. (M) Hauck Manufacturing Co. 423 )deNeilly Rd., Pittsbureb 26. POl. THORSO~. Robert D. 8810 S. 115th Place, Seattle 88, Wash. THROOP. George R. (W) American Zinc Sales Co. Box 327. COlnmbus 16, Ohio THROPP. Herreld D. (M) SheDandoah Silica Co., Inc. 190 W. State St.. TrentoD 8, N.]. THUENER, Everett E. (M) General Electric Co. 273 North A.c., Rm. 2215 Schenectady 5. N. Y. THURNAUER. Hans (BF!) Minnesota Mining & Mfe. Co. Central Research Dept. Ceramies Seet. 2103 Hadson Rd., 51. Paul 19. Minn. THLi'. Walter W. 10- G. Hcnrlker & Cie. Lalieratrasse 1 Zurich, Switzc1'land THWAITE. Roben D. (R) 2310 Monteome:ry St., Bethlehem, Pa. (Bethlehem Steel Co.) THWIN, MauDg 00 (J) . '125 Latha St., Rangoon, Burma. TICE. Gco,.. M. (M) Proctor & Schwartz, Inc. Seventh SL & Tabor Rd. Philadelphia 20, Pol. TICE, Henry B., Jr. (L) 53i S. Ninth Ave. La Grange, IIL_ (Zenith Radio Corp.) tICH.~KE.RObert M. (G) Cornini' Glass Works. Houghton Park Corning,};. Y. TICKLE. William H. F. "lhown SUcks," CaIdy Nr. West Kirby, Cheshire, England (John Summet'S & Sons Ltd.) TlDD. Elbert D. (L) Bell Telephone Labs., Rm.. 2C-174 , Murray Hill. N. J. TlDRIDGE. William A. (R) FMC Corp. 500 Roosevelt Ave., Carteret, K. J. TIEDE. Ralpb L. (G) Owens-Corning Fiberglas Corp. Technica.l Ce::lter. Granville, Ohio TIEX, Tseng-Ying (B) Westinghouse Electric Corp. 7325 Penn Ave.. Pittsburgh 8, PA. TIER:NON, Carlos H. (M) Deister Concentrator Co. Inc. 901-935 Glasgow Ave. Fort \\rayne, Ind. TIFTICKJIAN, John D. (W) 11 Broadmoor Dr., Little Rock, Ark. (Winburn TUe Manufacturing' Co.) TILLOTSON. E. Wud (GF) 50S S. Murtland Ave. Pittshuri'h 8. Pi.. TIMM. Ka,1 G. (M) Struthers Wells Corp. 1003 Pennsylvania Ave., W. Wat'TeI1, Pa. TINKER. Dean (M) Granville, Ohio (Ohio Kilns. Inc.) TUiKLEPAUGH. J. R. (BIC) State University of toew York College of Ceramics at Alfred Unh. A1/,.d. N. Y. TITANIUM ALLOY MFG. DIY. NATIONAL LEAD CO. . (w. J. Baldwin) Box C, Bridge S"1I.tion Niagara Falls. K Y. TITUS, William P. (W) At~ntic Tile Mfe. Co. Atlantic Ave... Matawan, N. J. TOBERG. Jobn R. (E) Shepherd Chemica.l Co. 2803 Highland Ave. Cincinnati. No""ood 12, Ohio TODD, Henry' (W) Obio Bra.s.s Co., Bubetton, Ohio TOLA:KD, Donald A. (E) United States Steel Corp. Applied Research lAb. Monroeville, Pa.. TOLER, Herbert R., Jr. (L) Portland Cement Association 5420 Old Orchard Rd., Skokie, III. TOLLIVER. BHly R. (L) 830 E. Foothill Blvd. Monrovia, Calif. (Consolidated EJectrodyttatnies Corp.) TOLLY. Donald B. (E) 9103 Hudson Lane. Fern Creek. Ky. (General Electric Co,) TOM. E1";' M. (L) "208 Marlaine Dr. Toledo 6, Ohio (Kimble Glass Co.) TOMASEK. A.]. (R) Walsh Refractories Corp. 101 Ferry St., St. Louis 7, Mo. TOMKINS. David E. (M) Box 87. Port.1&nd, N. Y. Artb.,(A. J. Wahl. Inc.) TOOL. O. (GF) 7325 Cat'T'Oll Ave. T;a.koma Park 12, Md. TOOLE. Rouald G. 1502 Spencer, Rolla, Mo. TOOLEY. F. v. (GFC) 611 W. Oregon. Urbana. Ill. (University of Illinois) TOPE. Donald R. (G) Ford Motor Co. Rouge Office Bldg., Rm. 1008 Miller Rd., Dearborn. Mich. TOPPING, Glenn R. Box 827, Alfred, :to:. Y. TOPPING. John (R) United States Steel Corp. S2S William Penn Fl. Pittsburgh 30. Pa.. TORGAL. K. G. Karnatak College Quarters Near Balabhecma Vyayamsha.la Dhanvar. Mysore State, India (Kamatak College) TORNO. Ralph F. (M) 410 Front St., Berea, Ohio (MeGean Chemical Co.) TOROK. J.H... J. (G) 33404 Gallatin Rd., Toledo 6, Ohio (Owens-Illinois) TORRANCE. FT<d:Eo. J'. (B) Pomona Tile Mi&". C"O. Box 916, Arkansas City, Kans. TORRES. Jo,&e (E) Cia. Industrial del Norte S. A. Apanado Postal 226 Saltillo, Coah.. Mexico TORREYSON. Will;am F.. J,. [W) Aluminum Co. of America. 1615 Peachtree St., Atlanta. 9. Ga. TOSTEVIN. Ed~u Ro. J,. (LI) R. R. 3, OuUef'towu. FL (Western Electric Co.) TOTH. Josepb W. (G) 304 Wood St., Pittsburvb 22. Pa. (0. Hommel Co.) TOWNSEND, F:..nklin M. (R) Aluminum Co. of America. 1800 Two Penn Center Plaza. Philadelphia 2, Pa. TOWNSEND. WBlw" O. (GIl 2i63 Nottincham Rd. Columbus 21, Ohio (Fedenl Glass Co.) TRABERT. La. A. (LI) General Electric Co. 1811 LeMoyne Ave., Syracuse, N. Y. TRAPP, Glenn R. (Rn 9513 Winston, Chicago, III. (Repuhlic Steel Corp.) TRAUB. Kad W. (L) 1215 ROieUc: Ave.. Niagara Falls. N. Y. (Titanium Alloy Mfe-. Div. NationaJ Lead Co.) 657 ,' i: ,, ,, ' I: i, .i II :j I II II I I. -~I F - . ' TRAUTH. Jack F. :j.... 2555 S. l20tb St., Seattle 88, Wash. TRAX. AI'n M. (G) Radio emp. of America 3301 S. Adams St.. Marion. Ind. ,-REDENNICK. William T. (RI) Refractory Specialties Co. Box IDS. Norristown. Pa. TREFFNER. Wallft S. (R) .."0 W. lb:pk lUi. Linthicmn He:i"hts. Md. (Genen.l Refractories Co.) TREISCHE!., C. c. (MFI) R.. T. V&Ildc:rbilt Co. 230 Park Ave. New York U.N. Y. TREPTOW, ArDoId W. (E) Bell TelephODC Labs. 1oI.""y Hill. N. J. TREVOR. Jolul F. 80 Aahby lUI. BartoD.oOb--Trast. St:afi's. ngl1nd (Joh. Knowles & Co. Ltd.) TREVORROW, Tom R. (G) 231 WeadO'Wr' St.. Ford City, Pa. (P;tuburgb PIa.. Glasa Co.) TRIBE. H....ld Go EMAIL. Ltd. Box 4, Waterloo. Sydnc)', Austnlia TRIEFENBACH. Everett L. 200 Forbes. Men's Residence Hall Champaign, m. TRINIDAD CLAY PRODUCTS, LTD. (HaTold A. Eclcel) 44, South Qu;.y Port of Spain, Trinidad, B. W.1. TRlNKLEIN, Rob<rt L. (W) 800 College. OcvelUlC. Miss. (MisetTamic: Tile Co.) TRIPLER, Arch B. J,. (B) Battelle Memorial Institute 505 King Ave... Columbus I. Ohio TRIPP, H.,lan P. (LI) . 44 BarTOW'S RtL. Easton, Conn. (Vitramon, Inc.) TROMPETER. B.,.".,d J. (101) Champion Spark Plug Co. 8525 Butler A-.e- Detroit 11. Mich. TROST, F",.k W. (R) Chu. Taylor Sons Co. S Haddon AYe.., Haddonfield. N.J. . TROSTEL. L J. (RFI) General RdR.ctones Co. Box 16i3 Ire Baltimore 3.Kd. TROSTEL, Louis ]., J'. (RI) Norton Co.. 1 New Bond St. WOTCestC1' 6, llass. TROY. H. Neal (0) 'al OwensI11inois Technical Center 1700 N. Westwood Ave. ed Toledo 7. Ohio TROY, W.lte' J. (E) 888 Chili A'Yt., Rochester, N. Y. (Plaudlc1'-Penzn:rtit Ine.) TRUESDALE, Richard S. (BI) 6 Sugar Tree: Dr Novelty, Ohio (Bn>,h Beryllium Co.) in TRUMBULL, J..... L nt 606 W. 8Jrd. Seattle 7. Wash. TRZASKOS. Stanloy (R) v1 I 0. Faller .Merriam. Co. 70 Water 5t. West Ha.Te%116. Conn. TSUCHIHASRI. Sho;i Kobe Univusitr, Dept. of Chemistry or Faculty of Sc:ialc:e Mileage. Kobe, Japan or TUCKER, Donald]. (loll) ';? 21]4 Winthrop Rd. Huntingdon VaDer, POI.. CA. P. de Samao & Son. Inc.) TUCKER. Edward F. (R) ;. Stebbins EJ:lgincering & Mfg. Co. .-.,363 Eastern Blvd.. Watertown. No Y. Tii"GKER, H.<vey C. (WI) ;r'Uno Co'll.. 4150 E. 56th SL :" Ckveland S, Ohio TUCKER, Roland E. (WI) Cnne Co Ceramic Div. 309 N. OiutOD Ave., Trenton 1. N. J. VOL. 40, No. 10 (1961) Tt.JNG. Chi Fang (G) 162 Salem Place Wbite Bur I..ake 10. Minn. (Minnesota Mining & Mfg. Co.) TURBETI. Paul E. (MI) R. R. 1, Dresden H....,.. Paris. Tenn. (H. C. Spinks Clay Co., Inc.) TURCK. Raymond L. (M) 165 Hampden Park, Tiffin, Ohio (Sterling Grinding Whee:! Co.) TURCOTTE, Richard F. (R) A. M. Lockett & Co. Ltd. Box 1426, Hoaston I, Texas TURK. Harold L. Box 915, Alfred, N. Y. TURK. Richud H. (EFI) Pemco Corp., 5601 Eastern Ave. Baltimore: 24. Md. TURLEY, Chules L (B) B. F. Drakenfeld & Co. Inc. Box 519, Washiniton. POI. TURNBAUGH, J=r E. Massachusetts Institute of Technoloi'Y Cen.mics Div., Rm. 4-007 Cambridge 39, Mass. TURNBULL, Joh. C. (G) Radio Corp. of America New Holland Pike, Lancaster, Pa. TURNBULL. John E. (S) Hanley Co., Summerville, Pa. 'TURNBULL, Roben C. (L) International Business Machines Corp. Milita1)' Products Div., Dept. 509 Owego, N. Y. TURNER, A. A. (R) 153 Lake Ave., Metuchen, N. J. (Carborundum Co.) TURNER, Donald Lodge Plugs Ltd., St. Peter's Rd. Rugby, Warwickshire, Engla.nd TURNER. P. P.. J'. (RI) 669 Cascade Dr. Cincinna.ti "0, Ohio (General Electric Co.) , TURNER. Rob.rt (DC) Alfred Station, No Y. (State University of New York College of Ceramics, at Alfred Unh'.) TURNER. Rob", C. (S) Facing Tile Institute 826 Chrysler Blde. Nev.. York 17. N. Y. TURNER. S;d W. (101) Lead Ind'astries Association 292 Madison Ave., New York 17. N. Y. TURNER, W. E. S. (Honorary) . 30 Whitwo:rth Rd., Ranmoor Sheffield 10, England TU"TTLE, Milton A. (RC) Box 981, Alfred, N. Y. (State University of New York College of Cera.rnia, at Alfred Univ.) TUZZEO, James J.. PfaudICT-Perm'atit, Inc. 1000 West Ave. Rochester 3. N. Y. TWEADEY, Robert r., II .. 70 Oakwood Rd. Rochester 16, N. Y. TWELLS. Rob.rt (BLFI) Electric Autolite Co. Spark Pl'ag & Ceramic Group Box 931. Toledo 1. Ohio TWELLS. Rob", G. (GI) 479 Fifth Ave., New Kensington. Pa. (Pittsbcrgh Plate G1.ass Co.) TYLER, Gary A. "03" Barberry, Seattle 8, Wash. TYLER. W. S. CO. (5. J. ]anovae) 3615 Superior Ave. Cleveland 1.... Ohio TYRRELL, Miles E. (R) Box "12. Norris, Tenn. (U. S. Buf'U'a of Mines) TYSINGER, Ted W. (S) 168 Hamilton Rd. Chapel Hill. N. C. (Triangle Brick Co.) U UDAGAWA. Shigdcazu Tokyo Institute of Technology Dept. of Cer&mies Ookayama, Meg-uro-ku Tokyo. Japan UF.LTZ, H. F. G. (B) 380 Walnut St., Shrewsbury, Mass. (Norton Co.) UGOL, Lo.is (L) 6204 N. 17th St., Philadelphia"l, Fa. (Continental-Win Electronics Co.) UHRMANN, CuI J. (GF) lIS Abbeyville Rd. Apt.A4 Pittsburgh 28. P&. (Arthur W. Schmid International) UKAl. Vasco Kyoto University Geological & Mineralogical Institute Faeulty of Science. Kyoto, Japan ULRICH, Donald R. Univenity Heights, 144 Bevier Rd.. New Brunswick.}\".]. ULRICH. Rob'" J. (E) America~5ta.ndard 1541 S. Seventh SL. Lo'aisville 8, Ky. UMEYA. Kaoru K)'oto University Institute for Chemical Research Takatsuki, Osaka-Fu, Japan UNGER. Robert (R) 22924 Hartland St. Canoga Park. Calif. (Rocketd~'ne Dh,. l\orth American A"'iation, Ine.) UNION FRANCAISE DES PRODUITS REFRACTAlRES (Louise Ha.1m) 15, Rue de Milan, Paris 9e., France UNITED CLAY MINES CORP. (Bernhard F. Gentsch) Box 1201, Trenton 6, N. J. UNITED STATES BORAX & CHEMICAL CORP. eM. H. Pickard) 630 Shatto PI., Los Angeles 5, Ca.lif. UNITED STATES GYPSUM CO . (Robert Hamilton) 17220 W. Eight Mile Rd. Southfield, Mich. UNITED STATES STEEL CORP. (W. S. Debenham) 525 William Penc PI. Pittsburgh 30. Pa. UNIVERSAL CLAY PRODUCTS CO. (c. I... Evam) Box 1631, Sandusky, Ohio UNIVERSAL DENTAL CO. (Joseph Kohn) "8th & BroWD 5ts. Philadelphia 39. Pa. UNIVERSAL POTTERIES, INC. (HatTy E.. Davis) Cambridge, Ohio UNlVER~RUNDLECORP. Box 960, New Castle, Pa. UNUM, Robert F. (WI) 227 W. Sheridan Ave., New Castle, Pol. (Universal-Rundle Corp.) UPDEGRAFF,Nonn"" C. (R) Louisville Fire Brick Works 455" Louisville Ave., Louisville 9, K). UP'I'ON, Lee O. (G) American Optieal Co. 14 Mechanic St., Southbridge, Mass. URBAN, Stephen F. (B) 268 Hartford Ave. Kenmore 23, N. Y. (Titanium Alloy Dh., National Lead Co.) URODE, R.ymond J. (RI) 467 36th St.. Manhattan Beach, Calif. (Plasmakotc Corp.) URSEL, Nonnan H. (M) 169 Donnelly Dr. Port Credit, Ont., Canada (Franc R. Toubin & Assoc.) UTZ, Donald (L) 130 Park PL. POm,ptOD Lakes; N. J. (National BCTYJlia Corp.) 659 -. lv , VACCARO, Gnce A. (BJ) <4205 E. ROO$Cvclt Blvd. Philadelphia 204, Fa. (IntematiolUl Resistance Co.) VADLA. Joste-in]. (R) Nationa] Carbon Co. 3625 Hilibland Ave. Niagara Falls, N. Y. VALDES, Thomas H. (W) Crane Co., Ceramic Div. 309 K Qinton Ave. Trenton I, N.]. VALENTINE. Peter Cooney eM) Del Monte Prnpcrties Co. 620 Market St., San Francisco "'. uHf. VALIA, B. H. (W) 4795 Dedem-aiDe, Apt. 15 Montreal. Que., Canada (Pilkington Tiles. Ltd.) VALLANCE, Willjam H. (L) Sheffield Pncision Ceramics Co. 2.. John Hay Ave., Kearny, N.]. VAN ALSTEN, Roy L. (RI) 9191 Sarasota Ct., Detroit 39, Mich. (Ford Motor Co.) VAN CLEAVE. A. A. (R) 8100 McGroartY St... Sun1&Dd. Calif. VAN COTT. H.urison C. (II) 201 Bowers Dr., Horseheads, N. Y. (Corning Glass Works) nn deD BOVENKAMP. E. C. oN. V. Gouda VUUTVast Post bus 56. Gouda. Hotland VAN DER BECK, Roland (WI) Foott" Mineral Co. Box ~13, West Chester. P4.. VANDERBILT, R. T. CO. (C. C. Treischel) 230 Puk Ave. New York 17, No Y. VANDER HAAR. Robert E. (L) 600 E. Heather. R. R. 2 West C:!lester, Fa. (International Resistance Co.) VANDERMADE,lUchard J. (R) <489 Willow Dr Pittsburgh 16, Fa. (Carborundum Co.) VAN DRESER. Mel"'ton L. (R1) Kaiser Alttminttm & Chemical Corp. Refractories Research Dept. 1600 S. Mun St. Milpitas, Calif. VAN GAASBECK, Donald H. (GJ) 553 Mirabile Ln., Baltimore 24. Md. (Pemco Corp.) VAN GELDEREK, L. P. N. V. R4.mie Union Box 51. Enschede, Holland VAN GORDON, Donald V. (MF) 1510 Terrill Rd. Scotch P16ins, N.]. (MeuJ & Thennit Corp.) VAN HALLECK., Stephen Georgia Tec.h., Box 751 Atlanta. Ga.- VAN HOOK, Jerrold (B) B.4ytbeon Co., Research Dh. Waltham Sot. Mus. VAl' HORN, Ham T. (M) 7"'1 Floral Park Rd. Fnnklin Sqttare, N. Y. (Socony Mobil Oil Co. Inc.) VAX HOUTEN, Lottis A. (R) Cia. Nadonal cie Abrasivos S. A. Lucerna 78--3er Piso Mexico 6. D. F. VAN RAVESTEIN, John H. (5) 14 Douglas Rd.. "Green Manorville" Huardville, Conn. (Carpenter Engineering Services) VAN SCH0 I CK. Emily C. (Honor"uy, XFC) F.1}ox 491, Alfr-ed. N. Y. - V~SCHOIK. Dickson M. (B) ~unset Dr., Fine Glen, Fa.. . ' ~n.iss-Wrieht Corp.) 't~N ThSSEL. R. H. (El 52fGreen Tne Rd., Kohler, Wisc. (Kohler Co.) VOL. 40, No. 10 (1961) VAN YUCK. Lawrence H. (R!) . Dept. of Chern. & Metal. EnEineerm&, University of Michigan JuJ.n Arbor, Mich. van WASSEl\HOVE. PietTe Royal Sphinx-CeramiQue v/h Petrus Regout Postbus 53, Mustricht, Holland VAN WIGGEREN. Charles G. (WI) Simonds Abrasive Co. 9844 Rush St.. EI Monte, c.Jif. van WUNNIK, John (W) United Cby Mines Corp. 101 Oakland St., Trenton, N. J. VAN ZEE. Arthur F. (G) 3.30 Inverness Ave., Toledo 7. Ohio (Owens-Illinois) VARGA. Eugene L. (5) Federal Seaboard TetTa Cotta Corp. 2 Catherine St., Perth Ambo)', N. J. VARSHNEI. Ra\'ish C. Box 176, Al!red, N. Y. VASILOS. Thomas (B) 92 Bartlett Rd., Winthrop 52. Mass. (AVCO Research & Advanced Deve!' Div.) VAUGHAN. W. Ham (XFI) Cherokee Brick & Tile Co., Box 58 Waterville Rd.. Macon, Ga. VEALE, Jack H. (R) MiddlettC'C Rd., Joliet, Ill. (Illinois Clay Products Co.) VEATER, Donald J. (L) 73. S. Pugh St., State College, Fa. (Erie Technia.l Cenmics Div. Erie ResistOr" Corp.) VEAZIE. F. Munro (G) Owens-Corning Fiberglas Corp. Technical Center, Granville, Ohio VEEDER, Richard K. 52 Maple Ave. Cohocton, K Y. VEl GA, Roberto A. Ceramica. Santa Helena. Ltda. Rua 15 De Novmlbro 38 Paranagua, Parana., Brazil , VENABLE. CharI... R., Jr. (RI) 1660 S. Oak, Bartlesville. Okla. (Phillips Petroleum Co.) VENABLE. Joe G. (G) Chattanooga Glus Co. Chatt4.nooga 10, Tenn. VERBA, R;wrd J. (M) Schweiuer Equipment Co. 3764 Ridge Rd., Cleveland 9, Ohio VERDUCH, Antonio G. Instituto de Edafologia y Fisiologia Vegetal C. Ser:r;;no 113, Madrid 6, Spain VERDUIN, F. C. (R) General Refractories Co. Box 6116, Gary. Ind. VERES, Frank (L) 3925 McCord Rd., Toledo 6. Ohio (Owens-Illinois) VERMONT KAOLIN CORP. (Willis P. Mould) Bristol, Vt. VERNETTI. Robert A. 302 W. Locust St., Apt. I Urbana, IlL VERZOCCHI, Enrico Via P. Cosu I, Milano. Italy (Elettrografite di Forno Allione) VETTER. Marie (G) Bausch & Lomb, Inc. 635 St. Paul St., Rochester 2, N. Y. VI CARY, J. W. (E) Ervite Corp., Box 8287, Erie 2, Fa. VICKERY, Ronald C. (B) Box 187. Malibu, Calif. (Electronic Materials Corp.) VIDANOFF, Richard B. (G) 29 Leonard Ave., Bradford, Pol. (Corning Glass Works) VIDRIERA MONTERREY, S. A. (Alfonso F. Rodrii'Uez) Apartado 162 ),fontene;r N. L., Mexic:o VIGER, Eurnett C. (G) 130 E. Third St.. Corning, N. Y. (Cornin&, GI4.5$ Worb) VILELL..... Mario (R) 250 Goffle Rd. Hawthorne, N. J. (Aero-Dynamics Inc.) VILENSKY, Michel E, (L) 1515 27th Ave. San Francisco 22, Calif. (Ampex Data Corp.) VINAL, Franca E. (B) Radio Corp. of America 6>4 "A" St. Needham Heiehts 94. Mass. VINCENT, Edward P. (R) Kaiser Aluminum & Chemical Corp. 3 Gateway Center. Pittsburch 22, Pa. VINCENT. George L (WI) 22026 S, Millard Ave. Richton Park, Ill. (Cno"'ic lruiunry) VINCENT. Thomas C. (M) General Electric: Co. 1099 Ivanhoe Rd., Oeveland 10. Ohio VINE, Raymond W. Box 102, South Windsor, Coun. VINES. Raymond F. (B) International Nickel Co. 67 Wall St., New York 5, N. Y. Vn:THER. E. Heikel Porc:elainfabriken Norden Valby Langgade 95 Copenhagen, Denmark VIOLA. Na.u.areno, Jr. (R) 205 Adams St., Waltham. Mass. (Raytheon Co.) VISCOl-:TI di MODRONE, himondo Soc. Ceramica. Richard Ginori 1 via Bigli. Milan, Italy VITOLO, Sylvester A. (RI) 62 Old Mill Rd., M...nhasset, N. Y. (Republic Aviation Corp.) VITREOUS STEEL PRODUCTS CO. (Harold C. Wilson) Box 150, Nappanee, Ind. VODICKA. Albert L. (E) Aetna Porcelain Enameling Co. .701 Augusta Blvd., Chicago 51, Ill. VOGEL, R.lph B. (M) National Lime & Stone Co. Carey, Ohio VOJNOVICH. Theodore (RI) Box 28, Weil"'ton, W. Va. (Wein.on Steel Co.) VOLLMUTH, Robert L. (L) 71 Irving Ave., Livingston, N. J. (Crowley Div., A. O. Smith Corp.) VONDRACEK, Jarosla'" (W) 2604 Danny Lane, Dallas 34. Tc.xa.s (Lone Star Ceramics) von SCHOENBERG, Geor"ge H. (J) Fa. Villeroy & Bach G.m.b.h. Luebeck.Danishburg, Germany VON TURY. Francis J. (DF) Lehigh Avc... Ferth Amboy, N. J. (Vontury, Inc.) VOORHIES, John H. (WI) 243 A'tTow Hwy., Oaremont, Calif. (Paeinc Tile & Porcelain Co.) VOSE. Wilfred . Winstones' Roofing THe Works Ltd. Box 2, Plimmerton. New Zealand VOSS. Marion J. (G) Thatcher Glass Mf&,. Co., Inc. .Elmira, N. Y. VOSS, Raymond O. (G) 75 Corning Blvd., Comin&" N. Y. (Corning Glass Works) VOSS. Wendell G. (E) 315 Highview, Middletown, Ohio (Ferro Corp.) VOTAVA, Werner F. (5) FetTo Corp. <4150 E. 56th St., CIevebnd 5, Ohio VRETOS. lOp. Hellenic Co. of Chemical Products &: Fertilizer'S Ltd. Leof; Amalias 20 .~tbens, Greece . '- 661 -. l Vt.'KOVICH. Milan, Jr. (MI) 3450 Roswell Dr. Columbus 13. Ohio ; (Cabot Co~.) W W.4"CHTM.~N, John B. Jr. (B) K.ationa.J Bureau of Standarus. Div. 9.1 COtln. Ave. & Van Ness St., N. W. Washinf,"ton 25. D. C. WADE. WilliAm S.. Jr. (RJ) Kaiser Aluminum & Chemical Corp. 1600 S. Main St. Milpitas, Cali. WAGNER, Bruce F. (W) B. F. Wazner & Co. 186 N. Vemon A,-e. PasadenOl. J, Calif. WAGNER. Charles D. (M) B. F. Wagner & Co. 186 N. VeMJOD Ave. Puadena J, Catif. WAGNER. Harold C. (R) Box 868. R. R. 2, St. Joseph. Mich. (Laboratory Equipment Corp.) WAGNER, Harry E., Jr. (B) 6011 Connecticut Ct. Cincirmati 24, Ohio (General Electric Co.) WAGNER, William D. (5) . MutT:il.... Tile Co . Lewisport. Ky. \VAGSTAFF, Frank E. 1601 Sigma ;12 Salt Lake City 2, t::t.ah WAHL. Alb,,,]. (M) A.]. Wahl.lnc .. S Ccntr.ll A\"e. Brocton. N. Y. WAHLGRE~, Wald A. B. Gustavsbergs Fabriker Gusuvsberg, Sweden WAINER. Eugene (S) Horizons. Inc., 2905 E. 79th St. Oeveland 41, Ohio WAIVER. G,d,,,]. (W) 909 87th St. North Bergen, N. J. (B. G. Co",.) WAKELY. W. T. (G) 3169 Modella Ave., Dallas 29, Texas (T~ Instruments, Inc.) WAKSMAN, David Box 1393, Alfred, N. Y. WALDAL, James C. 2425 Second Ave. W. Seattle 99, Wash. WALKER. Henry E. (G) Harding Glass Co., Sta. B, Box 38 Fort Smith, Ark. WALKER, Herbert M. (W) Walker Cbina Co., Solon Rd. Bedford, Obio WALKER, Jobn Morgan Cracible Co., Ltd. Battersea Church Rd. London. S. W. 11, England WALKER, Michael A. (L) Raytheon Co. Executive Offices Le:tington, Mus. WALKER. Raymo.d F. (B) National Bureau of Standards Washington 25, D. C. W.'LKER, Stua" D. (L) Hevi-Duty Electric Co. 368 Washington St. Dedham, Mass. WALK.ER. Warren W. (B) 96 Underdiff Rd., Montclair. N.]. (Graphite Metallizing Corp.) WALKUP. D. H. (W) Kilgore Ceramics Corp Box 1619 Kilgore, Texas WALLACE, Arthur B. (L) " JFD Electronics Corp. fI, 6101 16th Ave., Brooklyn 4, N. Y. ;Pr:;i.LLACE, Paul F. (E1) ~-i-.!-:Ae.llucmoainRuemse Co. of America arch Labs., Box 772 I New Kensington, Pa.. 'WAl:."i..E1-:, Arnold 25 Westland Rd.. Verona. N. J. WALLS.]. K.. Jr. (RI) 'U1 E. Shreyer Pl., Columbus 141. Ohio "Un,. .:1n "1\Tn 1n (lORn WALSH. Donald E. (G) Consolidated Feldsp:lr Dept.. International Minerals & Chemical Corp. East Liverpool. Ohio WALSH REFRACTORIES CORP. (A. J. Tomasek) 101 Ferry St. St. Louis 7. Mo. WALTER. Earl (M) 3710 Ja)' Ln., S., Rolling Meadows, Ill. (Lindbere Enpneering Co.) WALTER.]a",]. (R) 32 Wellington PI.. West",ood. N. J. (~orton Co.) WALTER, James F. (5]1) 8271 Pecos Way. Denver, Colo. (Robinson Brick &. Tile Co.) WALTERS, Emmett I . (G) LibbeyOwen..-Ford Glass Co. 1701 E. Broadway. Toledo 5, Ohio WALTO:':. Oarence J., Jr. (M) 57 Homestead Rd., Levittown, Pat (New Castle Refractories Co.) WALTON, Irving "SO S. E. Why WOTry Ln. Apt. 1 Bea.venon, Ore. WALTON. Jesse D .. Jr. (EC) 2080 Fain...ay Circle, N. E. Atlanta 19, Ga. (Engineering Experiment Station Georgia Institu.te 01 Technology) WALTON. Richard L. (WI) Lenox, Inc., Pomona, N. J. WAl.TON, Ronald O. (GJ) 2665 Broadway. Toledo 9. Ohio (LibbeyOwens-Ford Glass Co.) WALWORTH. Chester A. (G) LibbeyOwens-Ford Glass Co. Box 437S, Cb:l.rleston 4. W. Va.. WALWORTH. Claire B. (R) 3903 Barbaro Ann Dr. Monroeville. Pa. (Carborundum Co.) WAMBA. Phillip A. 1222 19th N., Seattle 2, Wash. WANG, Chan-huan (L) 3510 S. W. Kanan Dr. PoTtland 1, Ore. (Tektronix. Inc.) WANG. Franklin F. Y. (B) 04342 N. 27th St., Mihvaukee 16, Wise. (A. O. Smith Corp.) WANG, Jin Tsai (G) 5093 Forbes Ave., Apt. C-I0 Pittsburgh 13. Pa.. (Carneirie Institute of Technology) WARD, Geori"e V. (R) H. K. Porter Co., Inc. Refractories Div., Wellsville, Ohio WARD. John F. (R) 226 Beechwood Rd. Norristown, Pa. (E.]. La.;"o & Co.) WARD. Mra. S. Paul (M) 601 Mission St.. Box 3"5 South Pasadena, Calif. (5. Paul Ward. Inc.) WARD. Thomas]. (B) Box 3, Ordensbure. N. Y. (Oarkson Colle~ of Tec:.hnoloi)') WARDE. John M. (RF) Union Carbide Ore Co. 270 Pule Ave., Nev.' York 11, N. Y. WARDEN. Alvi. P. (5) W. G. Bush & Co. 1136 Second Ave., N. Nashville 8, Tenn. WARE. Robert K.. (1) .823 Syh-oln Ct., Syh'ania, Ohio WARFIELD. Rob'" A. (G) 16044 Ketlwick Rd. Columbus 9, Ohio (Federal Glass Co.) WARGA. Cuimer F. (R) 863 ColW'7't1 Rd., Jenkintown, Pa.. (Frank Samuel & Co., Inc..) WARING. Jo. L. (ll) National Bureau of Standards Div. 9. Washington. D. C. W.4,.RRELL, Lincoln :\. (R) Aluminum Co. of Americ.a 610 New Center Bldg. Detroit 2. Mich. WARREN, George (EI) Pfaudler-Perrnutit. Inc. 1000 West Ave.. Rochester 3, X'" Y. WARREN. Ian H. (B) Uni\ersity of British Columbia Dept. of Mining & Metallurgy Vancouver f. B. C.. Can:ld:l \\':\RREN'. William R. (\\") .\16 W. HenlC'y St .. Olun. x. Y. O~e:ln Tile Co.) WARRICK. Robert]. 511 lA"'rence, Ann ."rbor. Mich. WARSH.4,W, Isr;le! (B) 3i03 Stewart Dr. Chevy Cbase IS. Md. lX.nional Science Fonndation) W:\RSHAW, Stanley I. (l) Rartbeon Co. Research Div. Waltham 54. Mass. WASHAB.4,UGH, GrO\'er C, Jr. (~f) }-;ew Castle Refr.actories Co. Kew Castle. Pa.. WASHBURN,]. C. (M) Philips Electronic Instruments 750 S. Fulton Ave. Mount Vernon, N. Y. WASHBURX. Malcolm E. (R) Xonon Co. One ?\ew Bonu St. Worcester 6. Mass. W.A.SHBURN. R)'an F. 416 Oneida St.. Joliet, Ill. WASHINGTON PORCELAIN CO. (E. R. Miller) Willow St. Washington. N.]. WAT:\X.A.BE, Muneo 1.4 Kirisato.cho Ota-ku. Tokyo. Japan (l'amamura Glass Co.) WATERS. M:l.rtin R. (WI) 22 Red Rose Way, Levittown, Pa. (WeDczel Tile Co.) WATKINS, James E. (L) North America:c Philips Co.. Inc. 100 E. 4I2nd St., New York 17, N. Y. WATKI:\S, R:l.Y T. tS) U. S. TOldi' Commiuion. Ceramic Div. Eighth & E Su., N. W. WOlshington 25, D. C. WATKIXS, Robert V. (1) 519 Stinchcomb Dr., Apt. 2 Columbus 2. Ohio WATKINS, William E. (51) Box 94, Petersburg, Ohio (Metropolitan Brick, Inc.) WATKINS. W.]. (M) Kentucky CIa)' Mining Co. Mayfield. Ky. WATSON. George F. (R) American Brake Shoe Co. Research Center. Mahwah, 1-:.]. WATSON. George R. (R) Box 127. Chippawa. Ont.. Canada (Korton Co.) WATSON, James F. CL1) Te.."u.s Instruments, Inc. Box 5012, Da.llas 22, Texas WArT. Loren M. (W) Watt Pottery Co. Crooksville. Ohio WATTS, Arthur S. (Honorary, XFIC) Ohio State University Dept. of Ceramic Engineering 124 W. 17th Ave., Columbus la, Ohio WATTS, Ricbard L. (RI) 27" Nassau St. Kenmore-Buffalo, N. Y. (Carborundum Co.) WAUFLE. Harold E. (RI) 231 Ackley Ave., Johmon Cit). KY. (General Electric Co.) WAUGH. J. S"'.ley (B) 100 Memorial Dr Apt. 2.16-C Cambridge <42, Mus. (R2ytbeon Co.) G I is :h ry ed ee ,le n- ar .e n h -, WAXLER. Roy M. (B) National BUTeau of Standards Conn. Ave. & Van Ness SL. N. W. Wasbin1on 25. D. C. WEATON,lWph L. (G) St. Joseph Lead Co. Zinc Smelting Div. Box 97. MO.JJaca 6. Pa.. WEA VER, Doo S. (R) Weaver Materiel Service. Inc. Fint National B~k Bldg. Jamestow:c. N. Y. WEAVERt Everett P. (M) American Colloid Co. 5100 Suffield Ct., Skokie, Ill. WEAVER, I.eonud W. (E) Bird &: Son. IrIC. East Walpole, Mass. WEAVER, R. A. (MF) Feno Corp., .150 E. 56th St. Oeve1atld 5. Ohio WEBB. lhadJey A. (B) 17138 Simonds Granada Hilli, Calif. r.(Atomics lntem.atioual) WEBB, Maurice: (R) 68 Stanworth I..a..ae, Princeton. N.]. (umin Labs Inc.) WEBB, Ronald W. (EJ) Atomics International Diy. 1\onh American Aviation, Inc. 8900 De Soto St., Canoga Park, ulif. WEBB, Thurston B.. III 212 L~ St.. Bishopville. S. C. WEBBER. H. M. (M) 226 DaTWitl Dr.. Buffalo 26. N. Y. (Harper Electric: Furnace Corp.) WEBBER. John]. (G) 50 Ccnterwood Dr., Holden, Mus. (Morgan Construction Co.) WEBER. Arthur W. (G) Corning Glass Works Cor-ning, N. Y. WEBER. Berthold C. (B) 3833 Sannac Dr. Dayton 29, Ohio' (Wright-Pattenon Air Foree Base) WEBER. Oarl.. H. (S) 713 Adcey St., New Philadelphia, Ohio (Evatl$ Brick Co.) \loEBER, Don A. (S) DeisteT Concentrator Co. Inc. 901 Glasrow Ave., Fort Wayne 1. Ind. WEBER, E.. Thomas, III Rutgers. The State Univenity Dept. of Cenmies New Brtlnswic:k, N. J. -~'EBER, Gerard H. (L) 22 Edith Ave. Saug-erties. N. Y. (Ferro:ccube Corp. of Ammca) WEBER. Ne;U (G) Fore Motor Co., Chemistry Dept. Scientific Lab., Durbom, Mich. WEBER, Tbomas W. (L) 124 HatTiot St., Woodbrldre, N. J. (General CenmiC$ Div. India.naGeneral Corp.) ."'EBSTER, Charles E. (RI) 311 E. Bu.\CT St., Zelienople, POI.. (Lua CTtlcible-Refnctories Co.) WEED. S. E.....e (R) VesuvilU.Cnzcible Co., Box 8275 Swissvale. Pittsbutl'h 18, Pa. WEEDY, Robert C. (R) . Harbison-Walker Refractories Co. Box 397, Windham, Ohio -WEEKS, Richard F. (G) i Richard D. Brew & Co. bc. 90 Airport Rd., Concord. No H. 'WEHR. Allan G. (e) . : ~ Box 93. State CoJlege. Miss. WHRENBERG. Thorn.. M. (R) 'I:,~orhart Refractories Co. . :.Buckhannon, W. Va. : :EHWE, Emst J. "':'; 2.llans Michelseuspt~n ldalmo I, Sweden .! (AB Ifoverken) iVOL. 40, No. 10 (1961) WEHTlE, ~r1 Fredrik. . AlB Rontn.nds Porshnsfabnker Lidkopine. S",eden \VEIDEL. Robert A. (G) B.2.usch & Lomb, Inc. 635 St. Plul St .. Rochester 2. N. Y. WEIDENBAUM, Sherman S. (G) Corning Glass Works Coming, N. Y. WEIDMAN, V~ Wesler (B) 201 Duncan Ave. Wilmington 3, Del. (E.!. du Pont de Nemours & Co.) WEIGEL, Robert C. (R) 2 Melody Lane, Mexico, Mo. (Kaiser Refractories & Chemicals Div. K.&iSeT Aluminum & Chemical Corp.) WEINSTEIN. Alex (G) EdnaLite Optical Co.. Inc. 200 N. Water St., Peekskill, N. Y. WEINTRIIT, Donald]. (MI) Buoid Div., National Lead Co. Box 1675, Houston 1. Texas WEIRAUCH. Donald F. ~83 EvergTeen Dr. Independence 31, Ohio WEIS, Joseph H. (L) 608 Demong Dr., Syracuse 3, N. Y. (General Electric Co.) WEIS. Robert]. (Gl 5440 Fifth Ave., Apt. 27 Pittsburgh 32, Pa, (Ferro Corp . Color Di\.) WEIS, Valentine E. (W) Gladding, McBean & Co. 2901 Los Feliz Bini. Los Angeles 39, Calif. WEISE, Roben L. (G) 1209 S. Walnut St. Bucyrus. Ohio (Genenl EJecuic Co.) WEISENSTEIN. Kent (GJ) 2122 E. "D" St .. Belleville, Ill. (H. K. Poner Co.) WEISS, Dov;d (B) Aeronutronic Dh., Ford :Motor Co. Research Labs. Newport Beach. Calif. WEISS. E. ]o,eph (BFIC) University of Texas Dept. Chemical Engineering En~. Lab. Bldg. Austin, Tesas WEISS, Gerhart (R) America.n Tbennoeatalytic C.,rp. 200 E. Second St. Mineola, L. I., N. Y. WEISS, Shirley M. Box 576, Allred, N. Y. WEISS, W. Russell (R) WdlsviIle, Mo. (Wellsville Fire Brick Co.) WEISZ, Robert S. (L) Electronic Memories. Inc. 94:30 Bellanca. Ave. Los Angeles 045, Cali!. WELCH, A. Philip (BI) 7041 Amiford Dr., San Diego 7, Cali!. (Convair). WELCH, James S. American Ceramic Society .055 N. Hieh St. Columbus 14, Ohio WELCH, Richart! L. (R) Dominion Firebrick & Clay Products (1954) Ltd. Oaybank, 501.$1.:., Canada WELDON, Walter A. (DF) 6735 Wilmont Dr., Baltimore 7, Md. WELLING. Charles E. (R) Ford Motor Ce . Scientific Lab. Engr. Sufi'. Box 2053 Dearborn, Mich. WELLS, A. A. (WF) Hotne'l" Laughlin Chin.. Co . Newell, W. Va. WELLS. Am.. H. (S) Richland Shale Products Co. Box 4126. Columbia, S. C. WELLS, ]. M.. (W) Homer uughlin China Co. Nn-ell, W. Va. WELLS.lUlpb G. (B) Crucible Steel Co. of Americ_ Central Research Lab. Box 7257, Pittsburgh 13, Pa. WELSH, Earle A. Georgia Institute of Technology Box 3204, Atlanta 13, Ga. WELSH. John J.. Jr. (G) Mississippi Glass Co. 88 Angelica St., St. Louis 7.110. WELTE, Rolph]. (S) Summit Pr~sed Brick & Tile Co. Box 533, Pueblo, Colo. WELTERLEN,]am.. D. (Ll) 165 PrUnro5C War. Palo Alto. Cali!. (Western Gold & Platinum Co.) WENCZEL, C. (W) WenezeJ Tile Cc.., Box 908 Trenton, N. J. WENCZEL TILE CO. (C. Wenczel) Box 90S, Trenton, N. J. WEXDT. Nelson Eo (M") American Potash & Chemical Corp. 595 Foch Blvd., Williston P.ark. N. Y. WEXGER, James A. L 101 essrs. Wengers Ltd., Etnrria Stoke-on.Trent, Stafford, England WE:\: ~ ER. John E. (R) Gray-Syracuse, Inc. W. Seneca St., Manlius, N. Y. WEXXl!iG. W. F. (E) Ceramic Color & Chemical Mfg. Co. Box 29i, New Brighton, Pa. WEXTWORTH, Sally A. Box 104:3, Alfred, N. Y. WEXTZ. B. B. (S) Belden Brick Co. 700 W. Tusca.raw~ St., Canton 1, Ohio WERKEMA, Thom2s E. (S) Dow Chemical Co., Midland, Mich. WERXER, Alan]. (G) 159 Watauga Ave., Comirlg, N. Y. (Corning Glass Works) WER="ER, Hent) G. (G) 2939 Powhatan Pkwy. Toledo 6, Ohio (Libbey-Owens.Ford Glass Co.) WERSCHKY. Donold E. (L) Box 587. Golden, Colo. (COOTS Porcelain Co.) WEST. Howard F. (R) Illinois Clay Products Co. 6S N. Chicago St.. Joliet, Ill. WEST, Richard R. (BIC) Box 493, Alfred, N. Y. (State University of New York) College of Ceramics. at Alfred Univ.) WESTBROOK. J. H. (BF) Genet"21 Electric Co .. Rm. 3C2 Research Lab., Tbe Knolls Box l088. Schenectady, N. y. WESTERN ELECTRIC CO. (0. S. Mundy) Dept. 1322 Ha1\"tborne Sta.. Chicago 23. II!. WESTERN ELECTRIC CO .. INC. (W.]. Scott) 2500 Broening Hwy Baltimore 24, Md. WESTINGHOUSE ELECTRIC CORP. (John D. Harnish. Jr.) Det"T~:. Pa, WESTLAKE, C. Rogers (LY) 134 Reed Rd., Wooster. Ohio (Dia.monite Products Mfg. Co.) WESTMAN. A. E. R. (GF) Ontario Renarc:h Foundation 43 Queen's Park Toronto 5, Ont., Canada WESTMONT, O. B. (R) Johns-Manville Products Corp. Lompoc, Calif. WEST-ORAM, Francis G. 11 Walnut Lane, Hartford Nonhwich, Cheshire, England (Imperial Chemical Industries Ltd.) WEST VIRGINIA BRICK CO. (Claude F. Wiseman) Box 1071 Charleston, W. Va. 665 '~,YAND,John D. 1205 W. Eighth St .. Rolla. Mo. \~E'ER. Donald E. (L) ; Dow Conlini' Corp., Midland. Mich. 1JEYL. Woldemar A. (GFC) College oIld.ineral Industries Pennsylwania State t:nhcrsit~ Uni,'cnity Park. POl. ",1l.'LEN. M.chae! J. (GJ) Red Devil Tools 2400 Va=ha11 Rd.. Union. N. ]. f{JiALEN. Thomas], (B) 7618 liardiDg St. Taylor. Mich. (Ford )lotor Co.) Y/IIALLEY. Roger E. (R) 278 B'm'TOoghs. Buffalo 26, N. Y. (Electro Refractories & Abra.siycs Corp.) "'liANG. Tack J. (G) c/o In. Bock J. Whani' 3026 Guiltord. Ave. Baltimore, Md. (Knox Glass. Inc.) WIlEELER. D. D. (W) '77 West Shore Dr.. Sparta. N.]. (Titania:nl Alloy Mfg. Di'V. National Lead Co.) ;E; j,"..,i.'d.:,:.... WHEELER.. William H. (Bl) 6809 Oceens Ferry Rd. Baltimore 12, Md. (Martin Co.) WHEELING STEEL CORP. (John H. Dickson) Corp. Bldg., Wheeling, W. Va. ;'1.1. :-4 C8ft ~I h ..... f.r ;Iftl. ~ WHEL.-'..N. Paul T. 57 Water St.. Apt. 2F Perth Ambo~', N. J. WHERRY. Allen P. (BI) 25691 Wolf Rd. Bay Village- 40. Ohio (Thomas Assoc., Inc.) WHITACRE, D. D. (R) WhitaCTe-Gr~~rFir~proofi.ng Co. VVayncsburg. ()hio WHITACllEGllEER FIREPROOFING CO. (D. D. WhitaCT~) Waynesburg, ()hio WHITACRE, Maxwell L. (M) Carbot"tlndum Co. Buffalo Ave. Niagan Falls, N. Y. WHITAKER. F,ed A. (WI) 451 Oak Ridge Rd.., Clark, N. J, WHITAKER. H. Rustless Iron Co. Ltd. LawJcholIne Lan~ K~ighIey. York!.. England WHITAKER, Jor. M. (SJ) Carolina C~ramics, Inc. R R. 3. Columbia, S. C. WHITE. David A. Box 202, Alfred, '1\. Y. WRITE. Fnnk L. (G) 12147 llanor, Detroit 4. Mieh. (Ford Wotor Co.) WHITE. GeoTge D. (B) 41' N. Raynor. Joli~t, nt (Argorane National Lab.) :",-..... WHITE. Genld. A. R. R. 1. Box 707A Ma:pk Valley, Wash. WHITE. Harold E. (RFI) 19i Beech Rd., Botter, Pa.. (Lava Crucible-Refractories Co.) WHITE, Jack L. (B) Geucn1 Atomic Dh. ~t1en1 Dynamics Corp. Box 60S, San Diego 12. C2lif. WHITE, J. F. (B) " 2016 Arrowood Dr, if. Citlc:inna~i 31, Obio ~.. (GeDerai Electric Co.) r...~ : WHITE. John M. (L) SJ)C1'1'}" Electronic Tub~ Div. '!: Gainesville, Fla. ~~11lO.Joth.n S. (VV) ~ 1302 Singer Pl. .: Wilkinsburg, Pittsburgh 21, Fa.. -i (Car~orundum Co.) 1n.LETIN ;Vo,.. ~. No. 10 (961) .",c.WHITE. O~tara (G) Carborundum Co.. 2240 S. Yale.; Los ."ngel 22. C1lif. WHITE. W. Anhur (S) Il1inoi. State Geoloe-ical Surv~y 'L'rbana. Ill. "'HITFlELD. Roben E. on 10'9 Ben: Ave., Cincinnati 38, Ohio (Chas. Taylor Sons Co.) WHITFORD, William G. (DF) 95 Elmburst Dr. Orchard Park, N. Y. WHITl.OW. Clarence M., Jr. (R) Kincfi.,ber Dr., R. R. 7 Box 138DD. Crown Point, Ind. (E. J. !Avino & Co.) WHITNEY. Ea,} J. (GJ) Coming Glass Works, Charleroi, P:1.. WHITNEY. John B. (E) 1056 Kevin Rd. Wichita S, Kans. (Boeing Co.) WHITNEY. William P. (B) 605 Skyline Dr. Fort Collins, Colo. (Ide&! Cement Co.) WHITSON, Ralph E. (M) Aluminum. Co. of America Box 300, Bauxite, Ark. WHITSON. Richard E... Jr. (R) Georgia Kaolin Co. 433 N. Broad St., Elizabeth 3, N. J. WHITI'AKER, Clyde M. (W) UniversalRundle Corp. Box 960, Ne'" Castl~. Pa. WHITTAKER, G. Ward (W) UnivenalRundle Corp. Box 960. N~w Castl~, Pa. WHITTEMORE, J. W. (SFIC) Virginia Polytechnic Institute Blacksburg, Virginia WHITTEMORE. O. J. (S) Vincent Cia)' Products Co. 615-19 State Bank Bldg. Fon Dodge. Iowa WHITTEMORE. O. J.. J,. (RFJ) Prineeton, Mass. (Norton Co.) WHITTEMORE, Ru...11 G. (G) Pittsburgh Plate Glass Co. One Gateway Center Pittsburgh 22, Pa. WHITTl.E. Fnncis F. (L) Westinghouse Electric Corp. Box 284, Elmira., N. Y. WIBERG, Orjan AB Svenska Metalh'etken Vasten.s, Sweden WICKETT. John A. (R) 2il Dell Ave Pittsburgh 16. Pa. WICKS, John S. (B) 22 W. 779 Tamarack Dr. Glen Ellyn, IlL (Hubbard & Co.) WICKWIRE. Charles E. (W) 320 N. McKun St.. Kittanning, Pa. (Murray Corp.) WIEAND. Gco,ge A. (M) Pentlsylvania Glus Sand Corp. Two Gateway Center Pittsburgh 22, Fa. WIEDERHORN. Sheldon (B) E. 1. du Pont de Nemours &. Co., Inc. Experimental Station Wilmington 3, Del. WIEGAND. Frank R. (W) 111 Brookfield Rd. North Syracuse. N. Y. (Onondaga Pottery Co.) WIENS, Bradley E. (G) Owens-Illinois 1700 N. Westwood Ave. Toledo 7, ()bio WIKER. RJeh..d M. (G) 206 Rand Ave., Painted Post, N. Y. (Coming Glass Works) WILANSKY, H..old (G) R. R. 1.1Hg Flats. N. Y. (Corning Glass Works) WILBANKS, Willi"", H. (L) Tektronix, Inc. Box 500. Beaverton, Ore. \\"lLCOX, David L. (1) E. 1. du Pont de Nemours & Co.. Inc. Engin~ringResca.rch Dept. Experimental Sta.., 'VIo'ilmington, D~1. WILCOX. Herman G. (R) 800 Ross A,e., Pittsburgh 21, Pa.. (Ha.rbison.Walker Refractories Co.) WILCOX. j::l.m W. (S) Allianc~ Clar Product Co. Alliance, Ohio WILCOX. Paul D. 59 S. Grant St.. Midvale, Uta.b WILD. Alfred (S) Kraftile Co. Box 2907, Fremont. Calif. WILDER. Dnid R. (BIC) 1212 S. Third St. Ames, Iowa (lowa Sta.te Univcnity) WILKE, William P.. III (M) Hammond Lead Products. Inc. $231 Hohman Ave., Box 912 Hammond. Ind. WILKES, Gordon B. (RF) Box 426, East Orleans, Wass. WILKES. james R. (R) 10'44 Fry Ln. Hap...ard. Calif. CK.aiser Refractories Div. Kaiser Aluminum & Chemical Corp.) WILKl:t\S, Ian Hugh (W) 325 Old Quarry Rd. Kingston, Ont . Canada (Frontenac Floor & Wan Tile, Ltd.) WIl.KINS. William W. (M) 1454 Hage)' Dr.. Barb~rton. Obio (Ft'TTO Corp.) WILLEMS. H. W. V. (G) 1513 P.acific A,e. Natrona Heights. Fa. (Pittsburgh Flat~ Gla.ss Co.) WILLEY. Harold V. (B) McDonnell Aircraft Corp. Bo:o:516, St. Louis 66, Mo. WIl.l.I. john P. 6236 l\o'. Broad".>" Chicngo 40, 111. WILLIAMS, Alan B. (RI) lOS McCanhy Dr.. Augusta, Ga.. (Babcock & Wilcox Co.) WILl.IAMS. Arthur E. (G) 1214 Eighth St., Moundsville, W. Va. (Fostoria GI:lsS Co.) WILLIAMS. Charles E. Box 234, Alfred. N. Y. WILLIAMS. Charl~s N. (En 2113 Bel::l.ire St.. Midla.nd. Mich. (Dow Chemical Co.) \V1L!.IAMS. C. K" & CO. (E. H. Kroepe1) 2001 L~'ncb A\"e. ust St. Louis, Ill. WILLIAMS, Clyd, (RFl SO W. Gay St., Suite 525 Columbus 15, Obio (Clyd~ Williams & Co.) WILLIAMS, GUY E. Box 23, Farber, Mo. WILLIAMS, George F. (G) Owens.Illinois. Tecbnical Center 1700 N. Westwood Ave. Toledo I, ()hio WILLIAMS. Gordon R. (W) Olympic Ceramic Tile Corp. Box 188'. Brownsville. Texas WILLIAMS. Harry M. (WI) Insula.tor Dept., General Electric Co. }so)x 57. Baltimore 3, Md. WILLIAMS. Jame, O. (RJ) 60S Page. Vandalia, Mo. (Walsh Refractories Corp.) WILLIAMS, John A. (VI) 3 Ridge Rd.. Morrisville. Fa. CMitcbell-Bissel1 Co.) WILLIAMS. John C. (L) 7 Mt. Vernon Way. Whippan:i, N. J. (Bell Telephone Labs.) WILLIAMS, Jobn E. 16 Lake Knoll Dr. Chatham, lll. WILLIAMS, Josephine L. (B) Box 586, 'R. R. 4, Loveland, Ohio (Cincinnati Milling Machine Co.) _ .. 667 D:' ........ l 'WILLIAMS. J. Paul (G) , Corning GJa!>s ,"'orks. Corning, 1\. Y. ',VILLIAMS, K. A.. J,. (G) E.!. du Pont de Kemour-' & Co., Inc. Electrochemicals Dept., Ceramics Di,'. Wilmington 98, Del. WILLIAMS. Lawrence eG) Box 652, San Autonio 6. T cx.as (Artist in Glass) WILLIAMS,l.eroy L., Jr. (EI) 3006 Adams Ave Evansville, Ind. (Whirlpool Corp.) -M WILLIAMS, Robe" B. (L) 315 Dawn St. Signal Mountain, Tenn. (American Lava Corp.) VIILLIAMS, Robe" M. (RI) 5809 Royal Oak Ave., Ba.ltimore. Md. (Genera) Refractories Co.) WILLIAMS, Waite, E. (WI) New CutJe Refractories Co. New Castle, Pll. \VILLIAMSON, WUUa., O. (BC) Pennsylvania State Univenity CoU~ of Mineral Industries Uniwnity Park, Fa. VIILLIARD, WUUom F. (M) Denison Engineering Div. American Bnke Shoe Co. 1160 Dublin Rd., Columbus 16, Ohio WILLIS, James B. (EF) ... 309 Timonium Rd . TimoniuIL. Md. .". (Pemco Corp.) WILLIS. James L. (R) Kaiser Aluminum & Chemical Sales, Inc_ 3 Gate""ay Center. Pittsbtlrgh 22, Pa. WILLMORE. Tracy A. (RC) University of 1llinois 204 Ceramics Bldg., Urbana. Ill. WILLS, Geo",. A. (M) 12030 Gunpowder Rd.. Beltsville. Md. (Land Surveyor) (S ..OUl -.lI.4lZ- VlTH WILSON'. Bonum S., Jr. (RJ) 384 Oak St.. Youngsto...."l1, N. Y. (Carborundum Co.) WILSON, Calvin S. (G) Libbe~ Gws Div. Owens-Illinois Ash St. & W'bee1ini R.R. Toledo 1. Ohio WILSON, Cba,les F., J'. (R)) Box 104. Salina. Pa. (Genenl Refractories Co.) WlLSOK Charles L. (5) 217 No Meridian St.. Brazil. Ind. (American Vitrified Products Co.) WILSON, Glenn 1. (GI) 1ge d 'int; gge, Barden-Collins Co. Box 519, Sapulpa. Okla. WILSON. Harold C (El) Vitreotls Steel Products Co. I re- .laze. I reping \Sing OR Box 150, Nappanee. Ind. ,"{ILSON, Homer W. (S) Delaware Clay Co. Box 352. Dela....are. Ohio WILSON. Hugb H. (BIC) Oemson Collqe. Olin Hall Oemson. S. C. 'WILSON, Maurice S. (R) ~ onOIl J.,. )roof ...el,. .'rs- ..E ;';Ils, ,oJtj.~ 14 Reynolds Dr., Wallingford. Conn. (American Refractori~ &: Crucible CoI1l.) WILSON, Robert C. (Wl) American N~heline Corp. 4720 Kenny Rd., Columbus 21, Ohio WILSON, Robert F. (Ll HennaseaI Co.. Inc. 1010 N. Main St.. Elkhart. Ind. WILSON, ROB<' E. (Rl 375 S.l4onroe St., Tiffin. Ohio ~ (Basic Incorporated) Ii:t:.wINBURN, H. L. (S) Box 1369, Little Rock. Ark. ~ . (Winb12rn Tile Mfg. Co.) ---~IO 1191 nN " WlCHELL. Richard (S) : . uignard Brick Works . ox 546. West Columbia. S. C. - WINCH:E.STER. George L., Jr. (R) 6 Charles St., Dra"osbur&,. Pa. 'VOL. 40, No. 10 (1961) WIXDLER. Jerold .... (W) AmericanStandard Box 736. Kokomo. Ind. Wl:-:EMILLER. William F. (R) 2045 Upper Chelsea Rd. Columbus 21. Ohio (Allied Mineral Products Co.) WINKLE, William F. (\\') J. R. Simplot Co. Box 64i, Bovill. Idaho WINSHIP. Lee C. (GI) CBS Electronics 900 Chelmsford St. Lowell. l\.bss. WINSLOW, N. M. (B) Box 2607, Cleveland 7, Ohio (Consultant) WINTER. Aniuta lnstitut d'Optique Tbeorique et Appliquee, 3. Bld Pasteur Paris (15-) France WINTER, Edward (D) 11020 Maiflolia Dr. Oeve1and 6, Ohio (Enamelist) WINTER, Gary E. (GJI) 33051 Oakley Ave. Livonia, Mich. (Ford Motor Co.) WIRTH. David G.. Jr. (RJ) 1976H 42nd St .. Los Alamos. N. M. (Los Alamo~ Scientific Lab.) WIRTH. ;uan F. C. (B) 9 Sims Ave.. Corn in&,. N. Y. (Corning Gl.ass Works) WIRTZ. FranzEl:!on Rcimbold & Strick. Kunftstr. 4 CoJogne-Kalk, Germany WISCONSiN PORCELAIN CO. (L. A. Stohl) 120 Lincoln St. Sun Prairie. Wise. \VISE. Douglas (RJ) 13269 In'ing St., Alden, N. Y. (Carborundum Co.) WISE, L. G. (B) E. 1. du Pont de Nemours & Co., Inc. Centn.l Research Dept. Experimental Station Wilmington, Del WISEMAN, Claude F. (S) West Virginia Brick Co. Box 1071, Chnleston, W. Va. WISHART, A. W. (G) Knox Glass. Inc. 220 E.. 42nd St., Suite 2610 New York 17, N. Y. WISHOSKI, I. Stanley (R) J ndtUtrial H ecti"g }<400 Union Trust Bldg. Pittsburgh 19, Pa... WISS, J. E. (MFI) 1339 Lincoln Rd. Columbus 12. Ohio .' (ConsU"lta.nt) WITMER, F",nk (G) Ohio Lime Co .. Woodville, Ohio WITSCHEY, Ray A. (R) 204 Mary Ann Dr., Glenshaw, Pa.. (A. P. Green Fire Brick Co.) WITSELL, WD!lam A. (L) Burroughs Corp . Research Center Paoli. Pa.. WITTE, Loyd D. (W) Universal-Rundle Corp. Box 188, Hondo. Texas WITTER. Raymond B. (WI) 137 Broad St., Matawan, N. J. WITUCKI, Robert M. (G) 139 Olive Mill Rd. Santa Barbara, Calif. (Hoffman Electronic:s Corp.) WITZEMANN, A. W. (W) EI;er Vitreons China Div. Murray Corp. of America. Ford City, Pa. WOEBSE, Job. D. (Gl Riverton Lime & Stone Co. Inc. Dominion Minerals Div. Rh'erton, Va. WOHLFORT. Sam W. (G) Libb~yO'o\"ensFordGlass Co. 1701 E. Broadway A,~. Toledo S. Obio WOLF. David W. () 699 Manch~ster Rd.. Mansfield. Ohio (Westinghouse Electric Corp.) WOLF. William F. (G) 88 Crest Vue Rd .. Washington. P:l.. (B. F. Drakenfcld & Co. Inc.) WOLFENSPERGER. R. E. (R) 231 Martin ..\.\'c. Pittsbuf'ih 16. Pa. (Tom Brown Industrial Supply Co.) WOLFF, Robe" L. (L) Globe-Union Inc. Centralab Electronics Div. 900 E. Keefe A'e. Milwaukee 1. Wisc. WOLKODOFF. Vladimir E. (B) COOI"$ Porcelain Co. 600 Ninth St.. Golden. Colo. WOMELDORPH. R. C. (G) 229 Quentin Rd.. S., Ne....ark. Ohio (Owens-Comine Fiberelu Corp.) WONG, Y. Y. (X) 5532 S. Ken"'ood A\'f:. Chicago 37. Ill. WOOD. Kenn~th T. (R) J02 Gf"aC~ Bhd .. Paint~d Post. N. Y (Corning Glas~ Works) WOOD. Llewellyn. Jr. (5) Carrington Woods. R. R. 4. Box 209 Milledgeville. Ga. (Ocone~ Cia)' Products Co.} \\tOOD. Russell K. (WI) J295 Campus Dr.. Berkel~y 8, C:llif. (Wallace China Co. Ltd.) WOODBRIDGE. Thomas C. 22 Walk Wood Rise Beaconsfield. Bucks. England (British Bath Co. Ltd.) WOODMANSEE. Buryl S. (L) Bell Telephone Labs. 1600 Osgood St. Nortb _"ndover, Mass. WOODRUFF. Calvert M. (M) Industrial Minerals of Callad", Ltd. Kephton. Ont. Canada WOODRUFF, Ernest W. (R) Refractory Products Co. 910 Custer Ave.. E\"an~ton. Ill. WOODRUFF, Rog" W. (RJ) R. R. J. Library, POI.. (Harbison-Walker Refractories Co.) WOODS. Hubert (B) Portland Cement Association Research & Development Labs. 5420 Old Orchard Rd. Skokie, Ill. WOODS. William J. (M) Penns)h:a.ni:a. Glass Sand Corp .. Box 62i. Lewistown. Pa. WOODVILLE LIME & CHEMICAL CO. (J. Robert Cowell. Jr.) 2140 Jefferson A,e.. Toledo 2, Ohio WOODWARD, Roger (WI) 200 Alaimo Dr. Rochester. N. Y. (Victor Insulators Div. I-T-E Circuit Breaker Co.) WOODY, John H . Jr. (L) D. M. Steward Mf&,. Co. Bo:lt 510 Chattanooga. Tenn. WOOLDRIDGE. Morns L. (R) Owens-Corning Fiberglas Corp. Glass TechnoloirY. Newark. Ohio WOOLEVER. Ronald J. 8 Scott St., HorneU, N. Y. WOOLEY. Seward E. (RI) 18 E. Bro~'n St. Somerville. N. J. (Jobns-Man\'ille Research Center) WOOLF, Alan R. (B) 5001 Massachusetts Ave. N. W. Washington 16, D. C. (National Bureau of Standards) WOOSLEY, Robert D. (W) Aluminum Co. of America Box 300. Bauxite. Ark. WOOTEN, Jobn H. (S) Elgin-Butler Brick Co., Elgin. Texas WOOTEN, Richard M. (G) 602 Amet"ican Rd., Nashville 9. Tenn. (Tennessee Mirror Mfg. Co.) - ... -___ ~j",ORCESTER ROYAL PORCELAIN CO .. LTD. ! (Joseph F. Gimson) Royal Porcelain Works Sevem SL, Worcestcr. Engl.nd ety . WORCESTER. W. G. (XFI) 720 Sask. Crescent E. Saskatoon, Sask., Canada (Consultant) WORK. LiDeoln T. (M) 15 N. Crescent. Maplewood, N. J. (Consultant) 'WORK14All, Ceo....e M. Steel Co. of Wales Ltd. Pon Talbot, Glamorpn. Wales :WORTYANN, P. Porce:lansfabriken "Danmark" A/S Koagens L)'118:by, Denmark WOSINSKI, John F. (G) on its Box 432, Cominlt. N. Y. (Cornine Gl.us Works) >rs WRIGHT. Ed...n1 P. (WI) Box 387, East Liverpool. Ohio re- (Taylor, Smith & Taylor Co.) a WRIGHT, Fr=cis M. (G) ;Is Pituburih Plate Glass Co. Paint Di\'. Research Center Springdale. Fa. WRIGHT, Harvey W. (W) eh American.S~Ddard ",. Box 1866, Richmond I, Calii. is WRIGHT. Hedley G. od .d 9 Moray Pl.. Edinhtlrgh J, Scotland (J. & A. Mitchell & Co .. Ltd.) . WRIGHT. J. E. Messrs. A. G. Hackney & Co. Ltd. Fairfield Pottery, Stoke..cn-Trent Hanley. England 011 WRIGHT, John C. (R) ~. 133 Norway Ave. ed WeIland. Ont., Canada :e- (Geneta.l Refnetories Co. l.td.) WRIGHT, J. W. (GFIl <t- 34 Alumni Ave.. Providence 6. R. I., WRIGHT. Louis H. (W) 64 Hart Blvd. Statal Island I, N. Y. (Woodbridg-e Sanitary Pottery Corp.) WU. J. C. C. (G) QwensIl1inois Technical Center 1700 N. Westwood Ave. Toledo 1. Ohio ; WURTSBAUGH, C. G. (W) Glostex Chemicals. Inc. 3056 B~dini Blvd. Los Angeles 2.3. C&1if. WU5KE. R;ebard L (R) 609 E. Page. Vandalia, Mo. (Harbison~WalkerRefn.ctoris Co.) WYANDOTTE CHEMICALS CORP. (Paul E. Bmc:hfield) 1609 Biddle Ave.. Wyandotte. Mich. WYCKOFF, W. R. (I') Josepb Dixon Crucible Co. 167 Wayne St-. Jersey City 3. N.]. WYGANT. James F. (Rn) American Oil Co. Engineering Research Dept. 2500 New York A'Yc., Box <431 Whiting, Ind. o WYMAll, Ceor"" F. (5) ; -:; WOn. :FrokuSrmtheSltti.n, gB&oxMaisnsinE' Co. Coffe-yviIle. Kans. ; WYNDHAM-QUIN, Francis H .. Jr. (RI) 100 Oak Ave., Milledgeville. G2.. (Genera.l Refractories Co.) ~ WYSONG. Charles F. (Be) ~ 0425 O.lly St., Marietta, Ga. ~ (Georgia Institute of Technology) WYSONG, Clarl.. F., Jr. \ . Box 3838. Oemson, S. C. 1i WYSOR, D. C. (I') ! SO Church St., Ne~' York 7. N. Y. ~ (Consulting Geologist) 1'tuLLETIN VOL. 40, No. 10 (1961) .~ . y YABLOKSKI. Edward S. (R) .. Ii S. 26th St., Apt. C-2 South Bend. Ind. (Bendix Aviation Corp.) YACURA. Stephen B. (M) Swindell-Dressler Corp. Freeport Rd . Pittsburgh 30, P:l.. YAMADA, Burton J. 814 S. School St., Lodi, Cali!. YAMAGUCHI, ll!itsuo (W) 68 Oakwood Ave., Kearny. N. J. (Noritake Co.,ID~.) YAMAMOTO, H;dcc (G) 40 Central Park S. New York 19,:N. Y. (Aphi Glass Co.) YAMASAKI. Kuuo Cbemic:allnstitute. Science Faculty :Nagoya University Chikusa, }.iaroya, Japan YAM..AUCHI, Tosbiyosbi 2340 Midoriraoka lhguro--Ku. Tokyo, Japan (Tokyo Institute of Technology) YANG, Julie C. (B) . Jobns-Manville Rescuch Centet' Manville, N. J. YANIERO, Annanto (L) 445 Harris Ave., Middlesex, N. J. (Gulton Industries, Inc.) YARBROUGH, Ronald (EJ) 2352 .".pple Ave. Muskegon. Mich. (American Porcelain Enamel Co.) YARTE. Andrew A. (W) Productos Cerami~os. S. A. Apartado 486 Monterrey, N. L., Muico Y ARTE. Eugene A. (W) Industria.s Procesa, Apartado 486 Monterrey, N. L., Mo:ic.o YATES. James W. (RJI) 508l /. Sherman A,,e. South Bend 16, Ind. (Bendix Corp.) YAUN, aaude L. Jt'. (R) 719 Oneida. Joliet. Ill. (Genera.l Reft"actories Co.) YAVORSKY, Paul J. (B) Zirconium Cot"p. of America Solon, Ohio YEE. Tin Boo (E) 209 Walker Ave. N. E. Huntsville, Ala. (Redstone Arsenal). YENAWINE, David L. (B) R. R. I, Box 73-B. Moccus. Conn. (Pratt & Vlhitney Ai1'cnJt Div. United Aircraft Cot'P.) YE~'CKEN, Arthur J. R. E. L. Yencken & Co. Pty. Ltd. 58-72 Queen's Bridge St- .- South Melbourne, Vic.. Australia YEPES. JOTie I. Carrcra 70 =028 Medellin. Colombia YERRICK. William B. (R) Allegheny Ludlum Steel Cot'P. Brackenridge. Pa.. YOCOM. Ray A. (G) United Clay Mines Corp. 101 Oakland St., Trenton, N. J. YOKOTA, Rrosuke Tokyo Shibaura Electric Co. Matsuda Research Labs. 72 Horikawa-cho Kawasaki-shi, Japan YOSHIKI. Bumpci 304 Tsurwni-ebo. Tsurumi.1ctJ Yokohama. Japan (Asahi Glass Co.) YOST. Ernest 1- (G) SOl Desplaines St., Plainfield, Ill. (Huel-Atlas Glass Div. Continental Can Co. Inc..) YOUMANS, Robert M. (E) 6915 Kenneth Ave., Parma 29, Ollio (Ferro Corp.) .. , .- YOU}\G, Davie A. (S) aoud Ceramics, Concordia. Kan~ YOl.:'NG. Herbert ?'., Jr. (W) . Zeller Corp. Fort Wayne Rd .. Defiance. Uhio YOUNG. How.rd S. lIS) R. R. 1, Cbadds Ford. 1'a. (E. 1. du Pont de -Xenluur" & (1,).) YOUNG. James . John G. Stein & Co. Lld. Manuel Works,l.in1ithgo\\". Scotland YOUNG. John C. (G) Hayward Scientific Glass Corp. 21i N. Magnolia Ave., Whinier. C;lli. YOUNG. Lloyd G. (G) Corning Glass Works )bin Plant. Melting ~t\'ices Cornini'. N. Y. YOUNG, Paul C. (LJ) Arnold Enrineering Co. Box G. Marengo, lll. YOUNG. Robert W. (Gl) American Optical Co. Gtass Development Lab. Sontbbridre. Mass. YOUNG, Stanley H. (RI) Cleveland Quarries Co. Amhet5t. Ohio YOUNG, Willard G. (WI) Case Manufacturing Div. Ogden Corp. 1000 W. Pine St.. Robinson, III. YOUNG. W. O. (WI) 6 Lh'inl'ston St. Honeo~'e Falis. N. Y. (Victor Insulators Di\".. JT-E Circuit Bre:tker Co.) YOUl<GBLOOD. Charles J .. Jr. (G) Mississippi Glass Co. 88 Angelic:l. St., St. Louis 1. Mo. YOUNGS. Robert A. (L) iS7 Main St.. Olc::a.n. N. Y. (Hi-Q Di\. Aero\'Ox Corp.) YUoTZEY, Marvin G. (D) Fostoria Glass Co., 1200 First St. MOllnUsyillc. W. Va. Z ZAHN, WilJi:l.m A. (W) 69 Glenwood Dr. }-;ew 5ht'ewsbury, N. J. (Atlantic Tile Mfg. Co.) Z.-'l.HNI5ER. George B. (W) Shenango Chin:a., Inc. Box J20. New Castle. Pa. ZAHROBSKY. William C. Men's Residence Halls. Hopkins "'66 Champaign. Ill. Z.'\1'\OWIAK. Peter P. (SI) 100 l\. \\'. lith St. Mineni.l Wells. Tex:l.s (Texeramics. Inc.) 7..4, PrE. Richard C. (w) J62 Pen field St.. Pomona, Calif. (Pomon:l. Tile Mfg. Co.) 7.A V IS. Lewis (WI) 11012 S. Ch:l.nera, Ingiewood, Ca!if. (H. F. Coot'S Co., Inc.) 7.BOYOV5KY. J. F. (W) Thomas Works . Delta-Star EIC'~lric Div. 11. K. Porter Co. Lisbon. Ohio ZEBROWSKI. Richard (Rl 6 .4,sh!ey Rd.. Nixon. N. J. (McHose ChI., Co.) ZEIn-IS. Ernest H. (Bl 50i6 Calderon Rd. Woodl:l.nd HilI5. Calif. (.-'l.crospace Corp.) ZEHRLAUT, Herbert A. R. (R) Calcium .".Iuminate Cement Corp. r.10'" E. 40th St .. New York 16, N. Y. ZEILLER. Irwin (M) JSO Mason Dr. Manhasset. Long I51:l.nd. l'. Y. (B. F. Dr:t.kenfeld & Co . ln~.l ZELLER.CORP~,(iL E. Costello) ForiWl1yne~. Defiance, Ohio Jout -IESS 1J ZELL.ER. R. C. (1.) Zelle:- Corp. ~ Fort Wa)-ne Rd. Ddiancc, Ohio ,r .~t?\TSER. Henry M. (G) ~ Amcrsil Quartz Di\". E:cgelhard Industries. Inc. 685 Ramsey An.., Hillside, N'. J. ZIEBELL. R;chanl J. (G) 360 CumberLand Rd. South Orange, N. J. (Man$Ol Ceramics) ZIEGLE. Glenn D. (R) 11219 Com"'a.!l Ave., Etiwanda. Cali!. (Kaiser Sted Corp.) ZIELINSKI. L. Sunley (D) Box 16, Al!red. N. Y. (New York Sate CoUcee of Education (Bu.Halo ZIMAR.. Frank (G) . Cominl' Glass Worb, Houghton Park Coruing, N. Y. ZIMMER. David C. (WFI) 513 HardinI' Rd., Zanesville. Ohio (Nelson McCoy Pottery Co.) ZIMMERMAN. Joe A. (WI) 318 W. DUDca.n Av~. Florence. Ala. (StyIOD Corp.) ZIMMER~I.~X. Philip D. ~RJ) Lnrtlll Wheel }<oearch L.Ls.. Box 567, Bensenville. Ill. ZINK, George H. (EI) A. O. Smith COT]:). 3533 N. 2ith St., ),Iilwaukee 16, Wi,c. ZJXSZER, William K. (5) Hamilton Pressed Brick Co. 215 Kensington Ave., S. Hamilton, Ont. Canada ZLOTNICK, Herbert (LI) 117 \Va\,erl)' Pl.,1'-iew York,~. Y. (Mucon Corp.) ZLUPKO. Jobn E. (B) 808 Regina St., Philadelphia, Pol. (General Electric Co.) ZNlMER, Joel . (LT) J71 Grove Ave., Verona, N. J. (Ainron Inc.) ZOCHER. Roy W. (B) 3800 Alhambra Way, M:Lrtinez. C:Llif. (AerojetGeneral Corp.) ZORZI. Eugene R, (}ot) 900 Pennsylvania A\e., Irwin, POl. (Consu1t:lnt) ZSOl.~~~L w... '0: Porull..~ J:nlllC"ftth&t. Fnuel1th&l.L.a.unh..&. A_If~ ZUMW.... LT. DOlU.1d A. tLI 5600 Verdun Aye. .Los Anl"eles 4.3. Calif. (Telemeter Macnetics. Inc.) ZUNICK. Michael]. (L) Box .314, Friess Lake, Hubenu!.. Wisc. (Genen.l Ieeuic Co.) ZUROMSKY, Ceorle (B) 3 Ridge\'iew Dr. Bloomfield, Conn. (Combustion ntPneerina, Inc.) ZV.....NUT, Alben J, (M) 16229 Honninaton St., Whittier, Calif. (Stoodr Co.) ZVANUT. Frank J. (Ml) 2 Country Club .~cres. St. Ch:l.rle!; .}Jo. (Cabot Corp.) Z\VERM.'~l<.Cad H. (BF) 806 W. Main St. Robinson, Ill. Z\\"ETSCH. Artur Villeroy & Boch l.fettJach/Sur, Germany Addenda s 2nd .Jse of :> have g the erials. sking. rrites. 1ge of )'$ical ::.1 and "'l'l0.2 silica. 2':!.:say ::T:ical .'!1ace ferric jing"T1em arbon Jxioes h the s are ,es ot BACHMA~.James L. (R) lolinnesota Mining &: Mfg. Co. 367 Grove St., St. Paul I, Minn. BE~NE'TT, Donald C. (M) Carborundum Co. Perth Amboy, N .1- EILLECI. Andre G. (0) Box 11. Alfred, 1\. Y. (State University of ~ev." York College of Ceramics, at Alfred Univ.) BLACKWELL. A. (G) Stauffer Chemical Co. 380 Madison Ave.. ~ew York Ii, l\. Y. EROWNIl<G. R. R. J,. (M) J. M. Huber Corp. 630 Third Ave., New York Ii, 1\. Y. COSOLITO. Bart G. (R) 23 Cotton""ood Rd. Pon W&shington. X. Y. (Grumman Aircraft E:agineerine Corp.) COX, Joseph D. 1083 Geers Ave., Columbus 6. Ohio GREENE, Ralph F. North Carolina State College Box 3748, Raleigh. K C. HILL, H. Wayne University of Illinois 204 Ceramics Bldg., Urb:Lna, lit. HOWE, Robert M. (D) The Principia 13201 Clayton Rd., St. Louis 31, Mo. KURTQSSY, Sari S 730 N. Athenon St. State College, Pol.. LI):GAWI, Hamad A. 312 W, Springfield, Apt. 9 Urbana, 11]. N'EWHOUSE,1\eal W. Alpha Chi J{ho. Box 82i State College, Pa.. ~QBLE, Richard D. (L) Radio Kemetal Industries . 666 Garland Pl., Des Plaines, lit _$. I.t !to"'~s Writl!. =., ....... ..-'1.. ~)/ -. / ; .' ; ."i'\ 1~OI1Hl"'! .i :u.'TIN VOL. 40, No. 10 (1961) O''kA:KE, Hugh P. 2060 Collingswood .Rd. Columbus 21. Ohio PLANZ. J. Egon (W) 4533 Los Feliz Blvd., Apt. 201 Los Angeles 2i, Calif. (Gladding, McBean & Co.) REEDER, Dennis R. 80i State St., Rolla, Mo. SHORE. In-in R. AEPi, Box i40, State College, 1':'1. SKLT02\, William H., Jr. (RJ) 15.;6 Swallow Ln., Brentwood Ii, Mo. (General Refractories Co.) SMITH. Lawrence L. (L) 533 LombardY Rd., Dre:'Cel Hill, 1':1. (\\' estern Gold &: Platinum Co.) WOOD, MeTTilJ, Jr. 811 No Allen St.. State College, 1":'1. WROTEX, William L,. Jr. (\\') Carborundum Co. T'erth Amboy, N.). -. 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