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ine American Ceramic Society February 15,1993 I hereby certify that the attached copies of American Ceramic Society Bulletin, Volume 38,1959, are true and accurate copies, which are maintained in the normal course of business at the American Ceramic Society, 735 Ceramic Place Westerville, Ohio 43081. 5 Christine Schnitzer Product Manager Ceramic Information Center oz s f S t r ii . { ' L. t. ! I: i j s ii 735 Ceramic Place Westerville, Ohio 43081-8721 890 4700 : 7101109409 PLAINTTFF^I EXHIBIT I bI n Membership Roster The American Ceramic Society This Roster is published only for the convenience of members of The American Ceramic Society. Its use as a mailing list is in Olation of federal copyright. Listings are in alphabetical order. A separate Roster for the National Institute of Ceramic Engineers, showing grades of membership, js on pages 645 to 647 of this issue. New members received too late to be included are listed in the Addenda on page 643. 19 These listings give the member's preferred mailing address. Where this is not his business address his company connection is shown m parentheses. Divisions and other Society affiliations are indicated in parentheses following each name, in accordance with the code jjven below. The absence of any such designation indicates that the member is from outside the United States or a student member, either of which has Division affiliation. B--Basic Science Division D--Design Division E--Enamel Division G--Glass Division L--Electronics Division M--Materials and Equipment Division R--Refractories Division S--Structural Clay Products Division W--White Wares Division X--No Division affiliation F--Fellow of The American Ceramic Society J--Junior Member I--National Institute of Ceramic Engineers A abbey, R. G. (G) General Refractories Co. 1520 Locust St., Philadelphia 2, Pa. ABBOTT, Gordon H. 81 Sunnyside Ave., Lakefield Benoni, TVL., South Africa (Ferro Enamels (Pty.) Ltd.) ABBOTT, Russell W. (G) Libbey-Owens-Ford Glass Co. 1701 E. Broadway, Toledo 5, Ohio ABE, Tosio 1001, Kami-ikegami-cho, Ota-ku Tokyo, Japan (Tokyo Shibaura Electric Co., Ltd.) ABERXETHY, Lonnie L. (R) Box 1079, Dallas 21, Texas N (Texas Instruments, Inc.) Ibingdon POTTERIES, INC. (J. M. Lewis) 801 N. Main St. Abingdon, 111. ABRAMS, Edwin F. (R) 15824 Los Alamos St. (U. S. Flare Div., Atlantic Research Corp.) ABRAMSON, Isaac Av. Atlantica 2856, Apto. 403 Rio de Janeiro, Brazil (Klabin Irmaos & Cia.) ABRILLE, A. Villa San Miguel Brewery, Inc., 1112 Aviles Manila, Philippines ACCOUNTIUS, Oliver E. (R) 622 W. Alegria Ave. Sierra Madre, Calif. (Aerojet-General Corp.) ACHAUER, L. C. (S) Natco Corp., East Canton, Ohio ACKER, Gerald M. 13 Nelshore Dr., Monticello, N. Y. ACME BRICK CO. (George Puls) Box 425, Fort Worth, Texas AC SPARK PLUG DIV., GENERAL MOTORS CORP. (Karl Schwartzwalder) Flint 2, Mich. ADAMS CLAY PRODUCTS CO. (James A. Cunningham) Box 32, Martinsville, Ind. ADAMS, Edward M. (S) Murray Tile Co., Inc. Cloverport, Ky. ADAMS, Frederick W. (G) 269 S. Prospect Ave. Clarendon Hills, 111. (Continental Can Co., Inc.) AMJpj^lilton (G) 129SW. Streicher St., Toledo 8, Ohio (L&hejfcOwens-Ford Glass Co.) ADAMS, P. Bruce (G) Coming Glass Works Research and Development Corning, N. Y. ADAMS, Robert B. 1711V Bancroft Way Berkeley 3, Calif. ADAMS, Roland H. Acme Brick Co., Box 708 Denton, Texas ADAMS, S. L. (G) Joseph E. Seagram & Sons, Inc. Seventh St. Rd., Louisville 1, Ky. ADAMSTON FLAT GLASS DIV., ROLLAND GLASS CO. Box 631, Clarksburg, W. Va. ADCOCK, Albert S. (WI) American-Standard 40 W. 40th St., New York 18, N. Y. ADCOCK, Lawrence W., Jr. (LI) 1547 Empire Rd., Wickliffe, Ohio (Clevite Corp.) ADDERLEY, James R. 42 Church St., Brierley Hill S. Stafford, England (E. J. & J. Pearson Ltd.) ADERHOLD, George H. (W) Saxonburg Ceramics, Box 100 Saxonburg, Pa. ADLER, Arthur (R) 69-49 Utopia Pky., Flushing 65, N. Y. (Micronized Metals, Inc.) AERONCA MANUFACTURING CORP. (Joseph Bayer) 1712 Germantown Rd. Middletown, Ohio AFFLERBACH, Harry (E) R.R. 4, Frankfort, Ind. (Ingram-Richardson, Inc.) AFRANGE, Omar D. C. Wheaton do Brasil S. A. C. Postal 1461, Sao Paulo, Brazil A. G. DER GERRESHEIMER GLASHUTTENWERKE (L. Breuer) Dusseldorf-Gerresheim, Germany AGRON, Albert M. (E) Pfaudler-Permutit, Inc. Taylor St., Elyria, Ohio AGUILAR, L. M. (E) Ferro Enamel de Mexico, S. A. Calle Oriente 171, No. 450 Mexico 14, D. F., Mexico AGUIRRE, Gustavo Pedro Bustamente 1870 Montevideo, Uruguay (A. P. Green-Comaco ,, Refractarios S. A.) AHEARN, V. P. (M) National Industrial Sand Assn. Munsey Bldg., Washington 4, D. C. AKAM, J. W. (S) Natco Clay Products, Ltd. Aldershot, Ont., Canada AKKERON, Ludwig F. (B) Meyercord Co., 5339 W. Lake St. Chicago 44, 111. AKRON PORCELAIN CO. (F. W. Butler) Akron 14, Ohio ALBERS, Ronald R. Iowa State University 2402 Friley Hall, Ames, Iowa ALBERS-SCHOENBERG, Ernst (LF) 13-B-3 Redfield Village Metuchen, N. J. (General Ceramics Corp.) ALBERT, Joseph (W) 1868 Windemere Dr., N. E., Atlanta, Ga. (Lockheed Aircraft Corp.) ALBERTALLI, Stephen L. (G) 244 Princeton Ave., Coming, N. Y. (Coming Glass Works) ALBON, Derek (R) Claybum-Harbison Ltd. Box 160, Abbotsford, B. C., Canada ALBRECHT, Ernst Ring Strasse 15, (22b) Hoehr-Grenzh. Koblenz, Germany ALCOCK, Ronald H. "Ferrum" Espana 402-600, Avellaneda Buenos Aires, Argentina (Ferrum, S. A. de Ceramica y Metalurgia) ALDEN, Charles E. (G) 3427 Heather Downs Blvd. Toledo 14, Ohio (Owens-Illinois) ALELUIA, Joao C. F. Av. Dr. Lourenco Peixinho 98-2 E. Aveiro, Portugal (Fabricas Aleluia) ALENIUS, Carl Axel (I) Sandviksgatan 2 F 24 Helsingfors, Finland (Pargas Kalkbergs Aktiebolag) ALESHIN, Eugene (BJ) Carborundum Co. Basic Research Branch Niagara Falls, N. Y. ALEXANDER, A. E. (W) A. E. Alexander Research Co., Inc. 630 Fifth Ave., Rm. 626 New York 20, N. Y. ALEXANDER, John B. (M) Southwestern Portland Cement Co. 1034 Wilshire Blvd. Los Angeles 17, Calif. ALEXANDER, John M. (MI) Swindell-Dressler Corp. Box 1888, Pittsburgh 30. Pa. Vol. 38, No. 10 (1959) Copyright 1959 by The American Ceramic Society. 511 *LFORD, w. Jerry (BJ) 36g Prentiss Lane, University Heights Xeiv Brunswick, N. J. i Rutgers, The State University) i gemene vereniging voor De NEDERLANDSE AARDEWERK en glasindustrie (W. J. Bollen) Haagwegr 139, Rijswijk, Netherlands ALLARDICE, James B. (R) A. P. Green Fire Brick Co. 2004 Clark Bldg., Pittsburgh 22, Pa. ALLEN, Alfred W. (RF) Ceramic Engineering Dept. University of Illinois, Urbana, 111. ALLEN, Gerald L. (B) R. R. 1, Box 37-C, Del Mar, Calif. (General Atomic) ALLEN, Ralph D. (W) 892 Danwood Rd., Mansfield, Ohio (Ingersoll-Humphryes Div., _ Borg-Warner Corp.) ALLEN, Richard L. (RI) 2727 Kipling St., Palo Alto, Calif. (Foxbow Co.) ALLEN, Robert D. (B) 2421 S. Mayflower Ave. Monrovia, Calif. (Aerojet-General Corp.) ALLEN, Robert G. (L) Robert G. Allen Co., Box 110 Mechanicville, N. Y. ALLEN, Walter C. (B) Austenal Co., Div. Howe Sound Co. Box 625, Dover, N. J. ALLEN, Warren W., Jr. (S) Hydraulic Press Brick Co. Box 7786, Cleveland 31, Ohio ALLIANCE WARE, LTD. (N. G. Hodgson) Box 550, Vancouver, B. C., Canada ALLIEGRO, Richard A. (R) Norton Co., Worcester, Mass. ALLIS. Deo G., Jr. (R) 2947 Elsie Ave., Toledo 13, Ohio (Libbev-Owens-Ford Glass Co.) ALLISON, Adrian G. (RF) 218 E. 49th St., Hialeah, Fla. ALLMAN, Orin H. (G) Kimble Glass Co. Owens-Illinois Technical Center 1700 N. Westwood Ave., Toledo 1, Ohio ALLMON, Gerald W. (SJ) 1305 Webb St., Henderson, Texas (Henderson Clay Products) ALPER, Allen M. (B) Corning Glass Works, Corning, N. Y. ALT, Leslie R. (SFI) Kraftile Co., Box 907, Niles, Calif. ALTMANN, Berton G. (B) Kaiser Aluminum & Chemical Corp. 1600 S. Main St., Milpitas, Calif. ALTON BRICK CO. (Morris P. Hall) Box 25, Maryland Heights, Mo. ALTSCHULER, Otto (W) 271 Hawthorne Ave., Langhorne, Pa. (Wenczel Tile Co.) ALUMINIUM LIMITED SALES, INC. (R. M. Mathieson) 630 Fifth Ave. New York 20, N. Y. ALUMINUM CO. OF AMERICA (H. P. Bonebrake) 1501 Alcoa Bldg. Pittsburgh 19, Pa. AMERICAN COLLOID CO. (Paul Bechtner) 5100 Suffield Ct., Skokie, 111. AMERICAN ENCAUSTIC TILING CO., INC. (John A. Slyh) 1000 N. Cannon Ave., Lansdale, Pa. AMERICAN FELDMUEHLE CORP. *(Rudolf F. Wild) 11 W. 42nd St., New York 36, N. Y. AFRICAN GAS ASSOCIATION stC. G. Segeler) 420 Lexington Ave. f*New York 17, N. Y. ^MEJifCAN LAVA CORP. ' (R A. McGinnis) Cherokee Blvd. & Mfgrs. Rd. Chattanooga 5, Tenn. 512 AMERICAN NEPHELINE LTD. (H. R. Deeth) 25 King St., W., Rm. 3110 Toronto 1, Ont., Canada AMERICAN OPTICAL CO. (A. H. Bennett) Research Center, Southbridge, Mass. AMERICAN PORCELAIN ENAMEL CO. (Robert Long, Sr.) 1285 E. Keating Ave. Muskegon 36, Mich. AMERICAN POTASH & CHEMICAL CORP. (R. M. Curts) 99 Park Ave., New York, N. Y. AMERICAN RADIATOR & STANDARD SANITARY CORP. (James S. Goodman) 834 E. Broadway Louisville 4, Ky. AMERICAN-SAINT GOBAIN CORP. (Harold W. McIntosh) 2000 Farmers Bank Bldg. Pittsburgh 22, Pa. AMERICAN SMELTING & REFINING CO. (S. J. Dickinson) South Plainfield, N. J. AMES, R. N. (RI) 10718 S. Morgan St., Chicago 43, 111. (U. S. Steel Corp.) AMIN, R. B. Alembic Glass Industries Ltd. Baroda 3, India AMIN, R. B. University of Illinois Dept, of Ceramic Engineering Urbana, 111. AMMERMAN, J. H. (RI) 140 Glenfield Dr. Crescent Hills, Pittsburgh 35, Pa. (North American Refractories Co.) ANCHOR HOCKING GLASS CORP. (William V. Fisher) Lancaster, Ohio ANDERSON, David O. 2834 Shady Ave., Pittsburgh 17, Pa. ANDERSON, Harlan U. 2720 Elmwood Ave., Berkeley 5, Calif. ANDERSON, Harry L. (RI) Republic Steel Corp. Youngstown 1, Ohio ANDERSON, Herbert H. (G) 207 W. 65th St. Terrace, N. Kansas City 16, Mo. (Gustin-Bacon Mfg. Co.) ANDERSON, Kay F. 2527 Ridge Rd., Berkeley 9, Calif. ANDERSON, Orson L. (G) Bell Telephone Labs., Murray Hill, N. J. ANDERSON, Raymond H., Jr. Box 2560, Virginia Tech. Sta. Blacksburg, Va. ANDERSON, R. E. (W) Robertson Mfg. Co., Box 848 Trenton 5, N. J. ANDERSON, R. H. (S) Robinson Clay Product Co., Box 545 Dover, Ohio ANDERSON, Richard C. University of Illinois Ceramics Dept., Urbana, 111. ANDERSON, Robert R. (R) . Box 338, Sutter Creek, Calif. (Gladding, McBean & Co.) ANDERSON, Rupert C. (W) 630 Whistler Dr., Rochester, Pa. (Mayer China Co.) ANDERSON, Scott (G) Anderson Physical Laboratory 609 S. Sixth St., Champaign, 111. ANDERSON, William B. (E) Titanium Pigment Corp., Ill Broadway New York 6, N. Y. ANDERSON, Y. R. (S) Cooksville-Laprairie Brick Ltd. Cooksville, Ont., Canada ANDREASEN, A. H. M. (Honorary) Oster Voldgade 10 Copenhagen K., Denmark (Royal Danish Technical University) Honorary Members of The American Ceramic Society A. H. M. Andreasen Frederick Carder Arthur L. Day Howells Frechette Jesse T. LittletonFrank H. Riddle Samuel R. Scholes Robert B. Sosman John D. Sullivan Charles W. Thomas W. E. S. Turner Arthur S. Watts Past Presidents of The American Ceramic Society Arthur S. Watts Homer F. Staley Frank H. Riddle E. Ward Tillotson Robert L. Clare MacDonald C. Booze George A. Bole Emerson P. Poste John C. Hostetter Francis C. Flint Robert B. Sosman Victor V. Kelsey Andrew I. Andrews John L. Carruthers Jesse T. Littleton Louis J. Trostel Edwin H. Fritz James E. Hansen John D. Sullivan John W. Whittemore Hobart M. Kraner J. W. Hefplewhite H. R. Lillie W. E. Cramer R. R. Danielson Ray W. Pafford Robert Twells Karl Schwartzwalder John F. McMahon R. S. Bradley Ii i ANDREWS, Andrew I. (EFI) University of Illinois 204 Ceramics Bldg., Urbana, 111. ANDREWS, Ray (G) B. F. Drakenfeld & Co., Inc. Box 519, Washington, Pa. ANNIS, Aldon P. (S) Acme Brick Co. Box 98, Kanopolis, Kans. ANTAKI, Emile Ferrum S. A. de Ceramica & Metalurgia Espana 402/600 Avellaneda, Argentina ANTHONY, Benjamin F. (R) Ferro Engineering Div. Oglebay Norton Co. Box 6508, Cleveland 1, Ohio ANTHONY, George H. (R) 41 Marion Dr., Poland 14, Ohio (Youngstown Sheet & Tube Co.) ANTHONY, Harry L., Ill (R) Mellon Institute, 4400 Fifth Ave. Pittsburgh 13, Pa. ANTUNEZ, Florencio (G) Cerveceria Moctezuma, S. A. Fabrics de Botellas Apartado Postal 198 Orizaba, Ver., Mexico Ceramic Bulletin anw c arAb ( ARCI 6' ARC! G B arci t 1 I ARC' / r ARC' A 1 are; i arc 1 t I ARK ( ( ARL 1 ARM arm arm ARM ARJ* ARB ARB ar: ARB AR. ar: ar ar AR AR AF AI V. AHWYL, Robert H. (S) 500 S. Fourth St. Clinton, Okla. (Acme Brick Co.) ARANGO, G. Botero ! Balboa 63-13, Medellin, Colombia (Cristaleria Peldar S. A.) ARCHBOLD, Walter H., Jr. (MI) 663 General Scott Rd., Wayne, Pa. (Exolon Co.) arCHER, James E. (B) Pittsburgh Plate Glass Co. Glass Research Center Box 11472, Pittsburgh 38, Pa. ARCHIBALD, W. A. British Iron & Steel Research Assn. 140 Battersea Park Rd. London, S. W. 11, England ARCHIE, Chad L. (S) Archie Structural Products Co. P. O. Drawer 312, Corinth, Miss. ARCHIE, Chad L., Jr. (S) i Archie Structural Products Co. P. O. Drawer 312, Corinth, Miss. ARENBERG, C. Arne (B) Armour Research Foundation 10 W. 35th St., Chicago 16, 111. ARGYLE, John F. i Pennsylvania State University College of Mineral Industries Box 12, University Park, Pa. arketex ceramic corp. j (George W. Shoemaker) i 6 N. Walnut St., Brazil, Ind. I aRLETT, Robert H. (WJ) I RCA Labs., Princeton, N. J. I ARMCO STEEL CORP. (R. S. Burns) j Research Library, Middletown, Ohio I aRMISTEAD, W. H. (GF) Corning Glass Works Research & Development Div. Corning, N. Y. ARMSTRONG, Charles D. (R) 219 Cleveland St., Gary, Ind. (U. S. Steel Corp.) ARMSTRONG CORK CO. (John M. Sharf) Research & Development Center Lancaster. Pa. j ARMSTRONG, Leland R. (RI) 27 Morgan Ave., Washington, Pa. (Findlay Clay Products Co.) ARNER, William J. (G) ! 1607 Watova Rd., Toledo 14, Ohio (Libbey-Owens-Ford Glass Co.) ARNEY, D. Michael Box 95, York, N. Y. ARNOLD, Robert M. (L) Arnold Engineering Co. Box G, Marengo, 111. ARNOLD, Russell E. (SF) Robinson Clay Product Co. Box E, E. Akron Station Akron 5, Ohio ARNOLD, Thomas M. (WI) Red Wing Potteries, Inc. Red Wing, Minn. ARRANCE, Frank C. (WI) #213 Park Los Feliz 3950 Los Feliz Blvd. Los Angeles 27, Calif. (Gladding, McBean & Co.) ARRANDALE, Roy S. (G) Thatcher Glass Mfg. Co., Inc. 375 Park Ave., New York 22, N. Y. ARRAS, George (E) Quadrangle Mfg. Co., 32 S. Peoria St. Chicago 7, 111. , ARSEM, William C. (B) 1 6405 Maiden Lane, Bethesda 14, Md. (Consultant) ARTERS, Charles R. (S) Weston-Jane Lew Brick & Tile Co. Bjoc 347, Weston, W. Va. ARTpJR, Edwin P. (G) j&lb Las Faldas Dr., Fullerton, Calif. fiBeekman Instruments, Inc.) ARTHUR|Reuben B., Jr. '919 Pembroke Rd., Greensboro, N. C. ! Vol. 38, No. 10 (1959) ARWINE, a. S. (R) Refractory & Insulation Corp. Port Kennedy, Pa. ASHER, John W. (G) Box 382, Corning, N. Y. (Corning Glass Works) ASHMAN, Leland E. (G) Arthur D. Little, Inc. 15 Acorn Park, Cambridge 40, Mass. ASHWORTH, GEORGE L. & BROTHERS, LTD. (W. Gordon Evans) Broad Street Works Hanley, Stoke-on-Trent, England ASQUITH, Milton Redfeam Brothers, Ltd. Monk Bretton Glassworks Barnsley, Yorks, England ASSOCIACAO BRASILEIRA DE CERAMICA Praca Coronel Fernando Prestes, 110 (Edificio do I.P.T.) Sao Paulo, Brazil ATKINSON, Asher (S) 308 38th St., N. W., Canton, Ohio (Chambers Bros. Co.) ATWELL, George D,, Jr. (S) Bickerstaff Brick Co. Box 1178, Columbus, Ga. AUDA, Daniel K. 4677 41st N. E., Seattle 5, Wash. AUER, Konrad F. Netstal, Kt. Glarus, Switzerland (Kalkfabrik Netstal Ag.) AULT, Alfred S. (E) Chicago Vitreous Corp. 1425 S. 55th Ct., Cicero 50, 111. AULT, Neil N. (BI) Norton Co., 1 New Bond St. Worcester 6, Mass. AUSKERN, Allan (B) Westinghouse Atomic Power Div. Box 1468, Pittsburgh 30, Pa. A'USTENAL CO. DIV. HOWE SOUND CO. (R. C. Feagin) Box 625 Dover, N. J. AUSTERMAN, Stanley B. (B) 7006 Andasol Ave., Van Nuys, Calif. (Atomics International) AUSTIN, Arthur O. (B) Box 109, Barberton, Ohio (A. O. Austin, Inc.) AUSTIN, Charles E. (S) Consolidated Brick Co. Horseheads, N. Y. AUSTIN, Chester R. (RFI) Kaiser Engineers Steel Plants Development Dept. 1924 Broadway--Kaiser Bldg. Oakland 12, Calif. AUSTIN,^Garth F. (R) 76 E.' Second St., Coming, N. Y. (Corning Glass Works) AUSTIN, James Bliss (BF) United States Steel Corp. Rm. 2401, 525 William Penn PI. Pittsburgh 30, Pa. AUSTIN, Lewis M. (L) 2334 Middlesex Dr., Toledo 6, Ohio (Kimble Glass Co.) AVERY, Robert C. (GJ) Box 196, Brockway, Pa. (Brockway Glass Co.) AVRIL, Jack J. 5009 Eighth N. W., Seattle 7, Wash. AYDELOTT, Elliott C. (SFI) Waverly, Pa. (International Salt Co.) AYERS, John W. (M) National Lead Co., Box 1467 Charleston 25, W. Va. AZEVEDO, Marcello R. V. de (I) Caixa Postal 2818, Sao Paulo, Brazil (Ceramics Sanitaria Torcelite S/A) B BAAB, Kenneth A. (RFI) Bethlehem Steel Co., Research Dept. Bethlehem, Pa. BAAK, Tryggve (G) 2019 Oakwood, Toledo 7, Ohio (Owens-Illinois) BAARSON, Robert E. (M) Armour Industrial Chemical Co. Flotation Research Section 1355 W. 31st St., Chicago 9, 111. BABA, Paul D. 561 Davidson Rd. New Brunswick, N. J. BABB, James P. (WJ) Universal-Rundle Corp., Hondo, Texas BABCOCK, Clarence L. (GF) 1718 Potomac, Toledo 7, Ohio (Owens-Illinois) BABCOCK, M. G. (G) 618 Kenilworth Dr., Pittsburgh 34, Pa. (Consultant) BABCOCK, Paul R. (WI) Frenchtown Porcelain Co. Frenchtown, N. J. BABCOCK, Richard R. (G) Armstrong Cork Co. Box 150, Millville, N. J. BABCOCK & WILCOX CO. (J. E. Brinckerhoff) 161 E. 42nd St., New York 17, N. Y. BACH, William E., Jr. (M) Aluminum Co. of America 2300 Power & Light Bldg. Kansas City 5, Mo. BACHMAN, Charles D. (G) 200 Shelburne Rd., R. R. 2 Millville, N. J. (Armstrong Cork Co.) BACHMAN, George S. (LI) Redfield Village 16B 3 Metuchen, N. J. (General Ceramics Corp.) BACHMAN, James R. (R) 15445 Karl Ave., Monte Sereno, Calif. (Kaiser Aluminum & Chemical Corp.) BACHMAN, Wheeler Carr (W) Box 231, Wheeling, W. Va. (Carr China Co.) BACON, Frank R. (GF) 3153 Darlington Rd., Toledo 6. Ohio (Owens-Illinois) BADGER, Alfred E. (GF) Libbey-Owens-Ford Glass Co. 1701 E. Broadway, Toledo 5, Ohio BAGBY, Richard A. (L) R. R. 5, Salem, Ind. (Ferro Powdered Metals) BAGLEY, Norman H. (W) 27 Snake Brook Rd., Wayland, Mass. (Bell Telephone Laboratories, Inc.) BAILEY, Floyd (El) 840 S. Sixth Ave., Kankakee, 111. (A. O. Smith Corp.) BAILEY, Henry R,, Jr. (M) Golding-Keene Co. 226 Main St., Keene, N. H. BAILEY, James (GF) 95 Steele Rd., West Hartford 7, Conn. (Plax Corp.) BAILEY, Joseph T. 105 Sunset Ave., Clemson, S. C. BAILEY. Richard J. Doulton Fine China Ltd. Royal Doulton Potteries Burslem, Stoke-on-Trent, England BAIN. Andrew R. The Whins, 34 Park Terrace Stirling. Scotland (John G. Stein & Co. Ltd.) BAINS, Richard R. (M) 1616 E. Wood PI., Shorewood 11, Wise. (T. L. Smith Co.) BAIR, George J. (GFT) Technical Products Division Coming Glass Works, Corning, N. Y. BAKER, Arvid H. (G) 300 Catlin Ave., Port Allegany, Pa. (Pittsburgh Coming Corp.) 513 "! , 'j 1 >1** . . hs $ mKER, Burton E. (R) ^ 128 Fir St., New Lenox, 111. /General Refractories Co.) r\KER, Daniel R. (LJ) j58 Ashland, North Adams, Mass. (Sprague Electric Co.) BAKER, D. Martin (W) 1025 Gardner Blvd., Barberton, Ohio (Ohio Brass Co.) BAKER, Houston R. (G) 122 Wilson Ave., Lancaster, Ohio (Sharp-Schurtz Co.) BAKER, Robert J., Jr. 1104 W. Stoughton, Urbana, 111. BAKER, Theodore C. (G) R. R. 1, Box 36, Wayne, Ohio (Owens-Illinois) BAKKEN, A. C., Jr. (M) Aluminum Co. of America Sales Dept., Box 3024 Buffalo 5, N. Y. BALDAUF, Earl E. (WI) Flamingo Tile Corp., Box 112 Lake Wales, Fla. BALDRY, Stanley F. T. ERG Industrial Corp. Ltd. 18 Manchester St., London W.l, England BALDWIN, W. J. (L) Titanium Alloy Mfg. Div., National Lead Co., Box C Bridge Station, Niagara Falls, N. Y. BALINA, Marcelo O. C.A.P.E.A. Lanus--KM 7 C Gral. Belgrano Buenos Aires, Argentina BALINKIN, Isay (W) University of Cincinnati Cincinnati 21, Ohio BALINT, Louis J. (B) 772 East St., Lenox, Mass. (General Electric Co.) BALL, Albert L. (R) Bay State Abrasive Products Co. ' Westboro, Mass. BALL BROTHERS CO., INC. (R. Arthur Gaiser) 1509 S. Macedonia Ave., Muncie, Ind. BANERJEE, A. . Behar Firebricks & Potteries Ltd. P. O. Mugma, Dist. Dhanbad, India BAQUE. Harold W. (GI) Corhart Refractories Co. 940 Commonwealth Bldg. Louisville 2, Ky. BARBA, Charles E. Jr. (M) Creek Rd., R. R. 1, Doylestown, Pa. (Harper Electric Furnace Corp.) BARBER, Fred O. (M) 788 Evening St., Worthington, Ohio (Harrop Ceramic Service Co.) BARBER, Stephen W. (G) Owens-Illinois 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. BARCH, Frank N. (G) 644 Shady Dr., E., Pittsburgh 28, Pa. (Frazier-Simplex, Inc.) BARDSLEY, James J. (R) North American Refractories Co. Farber, Mo. BARKER, Harry L. (M)' 1443 N. Lincoln Ave., M. C. 28 Salem, Ohio (ifcjffommel Co.) .ARCETT, Helen B. (BF) dfiFC^park Plug Div. General Motors Corp., Flint 2, Mich. BARiNA, Gordon L. (RJ) 2812 Eastgate, Concord, Calif. (Gladding, McBean & Co.) 514 BARNARD, Leon M. (W) 84 Meadowbrook Rd. West Hartford, Conn. (Hartford Faience Co.) BARNES, Harry H. (BI) Wah Chang Corp. Herbhill Rd., Glen Cove, N. Y. BARNES, Wilson R. (R) Corhart Refractories Co. 940 Commonwealth Bldg. Louisville 2, Ky. BARNEY, Ronald N. (B) R. R. 1, Box 515B, Westboro, Mass. (Bay State Abrasive Products Co.) BARON, Jean Laboratoire de Controle dcs Produits Refractaires 15, Place Carnot Nancy .(Meurthe et Moselle) France BARR, Francis A. (B) 63 Forest Ave., Verona, N. J. (Synthetic Mica Co.) BARR, Harold N. (B) Martin Co., Nuclear Div. Mail W-727, Baltimore 3, Md. BARR, Harry (M) Consolidated Feldspar Dept. International Minerals & Chemical Corp. Box 1843, Trenton 7, N. J. BARR, Robert A. (R) Babcock & Wilcox Co. 161 E. 42nd St., New York 17, X. Y. BARR, Seymour J. (SI) Shenandoah Brick & Tile Corp. Box 32, Winchester, Va. BARRETT, E. L. (R) Chas. Taylor Sons Co. South Shore, Ky. BARRETT, Harvey N., Jr. (R) 2233 St. James Parkway Cleveland Heights, Ohio (Basic Incorporated) BARRETT, Maurice (Life) 8 Oxcliffe Rd. Morecambe and Hevsham, England BARRETT, Robert C. (S) Chemical Products Corp. Box 815, Cartersville, Ga. BARRETT, Wayne E. CS) 1127 20th St., West Des Moines, Iowa (Oskaloosa Clay Products Co.) BART, Ronald K. (I) Norton Co., Worcester 6, Mass. 'BARTA, Rudolf Chemical-Technological University Hradcany, Micurinova 5 Praha 6, Czechoslovakia BARTHOLOMEW, George A. (S) United States Steel Corp. 525 William Penn Place, Rm. 2820 Pittsburgh 30, Pa. BARTLETT-COLLINS CO. (Harrison I. Bartlett) Box 519 Sapulpa, Okla. BARTLETT, E. E. (G) 4387 Boca Chica Blvd. Brownsville, Texas (Bartlett-Collins Co l BARTLETT, Harlan A. (S) 225 Commercial Ave. Pittsburgh 15, Pa. (B-I-F Industries, Inc.) BARTLETT, Harrison I. (G) Bartlett-Collins Co., Box 519 Sapulpa, Okla. BARTON, Donald E. S. G. F. K. Refractories Ltd. 49 Moorgate, London E. C. 2, England BARTON, James E. (L) 6 W. Meadowbrook St., Apt. 12 Chattanooga 5, Tenn. (American Lava Corp.) BARZAGHI, Luciano Ceramica Sao Caetano Rua Roa Vista, 133-4 andar Caixa Postal 278, Sao Paulo, Brazil BASIC INCORPORATED (Harley C. Lee) 845 Hanna Bldg. Cleveland 15, Ohio BASKIN, Yehuda (B) Armour Research Foundation Ceramics Dept., 10 W. 35th St Chicago 16, 111. BASS, N. W-. (W) Brush Beryllium Co., 4301 Perkins a Cleveland 3, Ohio BASSETT, Leon B. (B) Box 284, Alfred, N. Y. (State University of New York, College of Ceramics) BASSETT, Ray E. (S) Acme Brick Co., Box 425 Fort Worth 1, Texas BASSETT, Robert (S) Central Commercial Co. Darlington, Beaver County, Pa BASSETT, William L. (E) 528 Anderson PI., San Diego 3, Calif (Narmco Industries, Inc.) BATES, A. Allan (B) Portland Cement Assn. 33 W. Grand Ave., Chicago 10, \\\ BATES, Charles E. (S) 128 Walnut St., Brookville, Pa. (Hanley Co.) BATES, E. FREDERICK (R) Ford Motor Co., Ceramic Lab. Rm. 120, Production Offices Gate 4, Rouge Plant, Dearborn, Mich BATES, Frank O. (L) `' 9227 Eighth Ave., Inglewood 4, ca|-, (Solar Manufacturing Corp.) ' 1' BATES, P. H. (Life, XF) 1620 Seventh St., N. St. Petersburg, Fla. BATES, W. S. (R) Spectrochemical Labs., Inc. 8350 Frankstown Ave. Pittsburgh 35, Pa. BATESON, H. Marshall 68 Spring Grove Loughton, Essex, England (Thermos, Ltd.) BATESON, Sydney (G) Duplate Canada Ltd. Oshawa, Ont., Canada BATRUK, Stanley J., Jr. (S) New Jersey Zinc Co. 160 Front St., New York 38. N. Y BAUER, Paul (R) 1722 N. Bend Rd., Cincinnati 24, Ohio (General Electric Co.) BAUER, Richard F. (XJ) 5848 N. 64th St., Milwaukee 18, Wise. (A. O. Smith Corp.) BAUER, Richard M. (M) 14 Edgemere Dr., Matawan, N. J. (Atlantic Tile Mfg. Co.) BAUER, Wolf G. (S) 5622 Seaview Ave., Seattle 7, Wash. (Consulting Engineer) BAULEKE, Maynard P. (SI) University of Kansas State Geological Survey Lawrence, Kans. BAUM, Frederick J., Jr. (B) E. I. du Pont de Nemours & Co., Inc. Experimental Sta., Central Res. Dept. Wilmington, Del. BAUM, Joseph W. (G) 200 Highland Ave., Rensselaer, N. Y. (Sterling-Winthrop Research Inst.) BAUMANN, Henry N., Jr. (BFI) Box 6, Ephrata, Wash. (Carborundum Co.) BAUMER, Leon N. (R) 240 Rockingham Rd..Pittsburgh 38, Pa (Mellon Institute) BAUMLER, Karl (G) Pittsburgh Corning Corp. Sedalia, Mo. BAUSCH & LOMB OPTICAL CO. (Norbert J. Kreidl) Rochester 2, N. Y. BAUSCHMANN, Walter W. . Wuestenhof 70 Wermelskirchen/Rhld., Germany ; * I I P j I 4 j Ceramic Bulletin 13AXTI 121 (B; bayei Hi; (O BAYEI Ae; 171 Mi; 0AYLI All 713 bay s PR (O. 0AZE1 Ow Ne- BEALS 104 (Ti BEALS Un; 204 BEAM, 24C (C. beari 35 BEARI Glc Mi; BEARI 724 Chi BEARI Zei For BEARI 666 (Pc BEASL 344 Me (B BEASL Ho 290 BEASL Job Sto BEAUC 31(T. BEAVF Bn Cle BEAZE An: Am Art BEBBI 30 (A BECH1 Am 510 BECK, Inc Blc BECK, Cer BECK, BT 17? BECK, Mi; 444 BECKE 160 Shr (M BECKE 222 (R; BECKE Brc Bo: VOL. C Allen J. (G) ' j2lO E. Main, Muncie, Ind. (Ball Brothers Research Corp.) yR, Gerhard 8- interegg, Zurich, Switzerland (Owens-Illinois) .yR, Joseph (E) ?' ^eronca Manufacturing Corp. j712 Germantown Rd. jliddletown, Ohio VtES, Allison L. (M) 8' Allison L. Bayles & Associates *713 St. James St., Pittsburgh 32, Pa. Y STATE ABRASIVE PRODUCTS CO. (0. S. Buckner) Westboro, Mass. ZEMORE, W. Carl (R) Owens-Coming Fiberglas Corp. Newark, Ohio -c\LS, M. Douglas (BI) *' 104 Forest Rd., Fanwood, N. T- (Titanium Div., National Lead Co.) gEALS, Robert J. (WI) B University of Illinois 204 Ceramics Bldg., Urbana, 111. BEAM, James R. (WFI) 2401 McClelland Pkwy., Sarasota, Fla. (Consultant) oeARD, Charles T. 35 Armory PL, Horneil, N. Y. rEARD, Clinton L. (LI) Globe-Union, Inc., 900 E. Keefe Ave. Milwaukee 12, Wise. rEARDEN, James M. 7249 S. Ridgeland Ave. Chicago 49, 111. gEARDSLEE, Howard J., Jr. (L) Zeller Corp. Fort Wayne Rd., Defiance, Ohio BEARDSLEY, Clinton J. (W) 666 E. Findlay St., Carey, Ohio (Porcelain Products, Inc.) BEASLEY, Dennis R. (G) 3444 Collins Ferry Rd. Morgantown, W. Va. , (Beaumont Co.) iASLEY, Robert M. (B) Horizons, Inc. 2905 E. 79th, Cleveland 4, Ohio BEASLEY, William D. Johnson Brothers (Hanley) Ltd. Stoke-on-Trent, England BEAUCH, Robert N. (G) 3141 Rocksberry, Toledo 14, Ohio (Toledo Engineering Co., Inc.) BEAVER, Wallace W. (B) Brush Beryllium Co., 4301 Perkins Ave. Cleveland 3, Ohio BEAZELL, William H. (G) American Window Glass Div. American-Saint Gobain Corp. Arnold, Pa. BEBBINGTON, Philip J. (R) 30 Exeter St., Morris Plains, N. J. (Austenal Co., Div. Howe Sound Co.) BECHTNER, Paul (M) American Colloid Co. 5100 Suffield Ct., Skokie, 111. BECK, Carl W. (B) Indiana University, Dept, of Geology Bloomington, Ind. BECK, Elmer W. (M) Ceramic Supply Co., Crooksville, Ohio BECK, J. Howard (M) BTU Engineering Corp. 179 Bear Hill Rd., Waltham 54, Mass. BECK, Warren R. (B) Minnesota Mining & Mfg. Co. 444 McKnight Rd., St. Paul 6, Minn. BECKEMEYER, Harry J. (W) 16005 Fernway Rd. Shaker Heights 20, Ohio (McGean Chemical Co.) BF^ER, Bruce N. (G) 2 Eljgbeth Dr., Lancaster, Pa. . rtadiqJOorp. of America) BECKERJSl^rtin G. (S) Brookhaveris Pressed Brick & Mfg. Co. Box $42, BJpokhaven, Miss. Vol. 38, No. 10 (1959) BECKER, Walter D. (S) Brookbaven Pressed Brick & Mfg. Co. Box 542, Brookhaven, Miss. BECKLEY, Don A, 2635 Ellenbrook Dr. Rancho Cordova, Calif. BEDDOES, John H. (G) Owens-Illinois, Libbey Div. Ft. of Ash St., Toledo, Ohio BEDELL, Henry A. (M) Bel-Ray Co., Inc. Green Village Rd., Madison, N. J. BEEBE, Donald R. (RJ) 12126 S. Perry Ave., Chicago 28, 111. (Harbison-Walker Refractories Co.) BEECHER, Milton F. (RFI) 50 Woodland Rd., Holden, Mass. (Norton Co.) BEELER, L. S. (W) Reynolds Metals Co. Richmond 18, Va. BEERMAN, Henry P. (LI) Radiation Electronics Co. Div. Comptometer Corp. 8241 N. Kimball Ave., Skokie, 111. BEERS, Roland F. (B) Box 1019, Troy, N. Y. (Roland F. Beers, Inc.) BEETON, Earl E. (GI) 1604 Lincoln St., Bethlehem, Pa. (Western Electric Co.) BEGGEROW, 1/Lt. Charles W. (RJ) Box 103, Suffolk County AFB West Hampton Beach, L. I., N. Y. BEGIEN, Virginia American Ceramic Society 4055 N. High St. Columbus 14, Ohio BEGLEY, Edward R. (GJ) Coming Glass Works Pilot Plant #2, Coming, N. Y. BEHAR FIREBRICKS & POTTERIES LTD. (A. Banerjee) P. O. Magma, Dist. Dhanbad, India BEHRINGER, H. L. (G) Tygart Valley Glass Co. Box 503, Washington, Pa. BEHRNS, Lloyd S. (M) Kinetic Dispersion Corp. 95 Botsford PL, Buffalo 16, N. Y. BEINLICH, Alfred W. (R) 3404 19th Ave., Sheffield, Ala. (Tennessee Valley Authority) BEINLICH, Justus J. (R) United States Steel Corp., Room 2421 525 William Penn Place Pittsburgh 30, Pa. BELANDRES, Constante Philippine Bureau of Mines Herran St., Manila, Philippines BELKOWSKI, Arthur V. (W) 7 Tekening Way Hamilton Square, N. J. (New Jersey Porcelain Co.) BELL, A. C. (G) Underwood Glass Co. 6120 Jefferson Hwy., New Orleans, La. BELL, Clarence D. (W) 755 N. Seventh St., Cambridge, Ohio (Champion Spark Plug Co.) BELL, Kenneth E. (W) 6797 Dow Ave., The Armstrong, #5 South Burnaby, B. C., Canada (Canadian Potteries Ltd.) BELL, Richard (M) Bell Clay Co., Gleason, Tenn. BELL, William C. (SF) 3044 Lewis Farm Rd., Raleigh, N. C. (North Carolina State College) BELLAMY, L. B. (M) Abrasive & Metal Products Co. 729 Meldrum Ave., Detroit 7, Mich. BELLE, Jack (B) Westinghouse Electric Corp. Atomic Power Div., Bettis Field Box 1468, Pittsburgh 30, Pa. BELLIDO, Bartolome Darnis Director Gerente de M E R S A Lugones (Oviedo), Spain BELOW, Henry (W) Pennsbury Pottery, Morrisville, Pa. BENBENEK, Raymond (SI) Ottawa Brick Ltd., 2217 Riverside Dr. Ottawa, Ont., Canada BENDER, John H. (RI) Denver Fire Clay Co., Box 5510 Denver 17, Colo. BENEDICT, Virginia American Ceramic Society 4055 N. High St., Columbus 14, Ohio BENNER, Stanley G. (E) Johns-Manville Research Center Manville, N. J. BENNETT, A. H. (B) American Optical Co., Research Center Southbridge, Mass. BENNETT, A. Lee (SFI) 1830 Las Flores Dr., Glendale, Calif. (Pacific Clay Products) BENNETT, Dwight G. (EFI) 204 Ceramics Bldg. University of Illinois, Urbana, 111. BENNETT, Frederick R. (R) Box 325, Hartsville, S. C. (Carolina Refractories Co.) BENNETT, Marvin (WI) 6435 Eastwood St. Philadelphia 49, Pa. (I-T-E Circuit Breaker Co.) BENNETT, Myles P. (BI) 6552 N. Oldham Lane San Gabriel, Calif. (Gladding, McBean & Co.) BENNETT, Philip M. (R) R. R. 1, Box 234, Bound Brook, N. J. (Quigley Co.) BENNETT, Russell B. (BJ) 2623 N. Campbell, Royal Oak, Mich. (General Motors Corp.) BENNETT, Thomas H. 42IB Pine Ave., East Point, Ga. . BENNETT, Walter R. (SI) Box 9157, Fort Worth 7, Texas (Acme Brick Co.) BENSON, Robert H. (L) Aluminium Limited Sales, Inc. 630 Fifth Ave., New York 20, N. Y. BENTON, Kenneth R. (GJ) Owens-Coming Fiberglas Corp. Box 860, Anderson, S. C. BENTON, Marion L. (R) Mid-West Abrasive Co. 510 S. Washington St. Owosso, Mich. BENTZ, George B. (M) National Plumbing Pottery, Inc. City Park & Thurman Aves. Columbus 6, Ohio BENZEL, James F. (EJ) 5511 Stumpf Rd., 303-B Parma 30, Ohio (Ferro Corp.) BERARD, Michael F. 2719 Tiffin, Des Moines, Iowa BERG, Kenneth M. (R) Midwest Research Institute 125 Volker Blvd., Kansas City, 10, Mo. BERG, Morris (B) 112 Jackson Dr., Lancaster, Pa. (Radio Corp. of America) BERGER, Donald F. (G) 210 Benjamin Rd. North Madison, Ohio (Diamond Alkali Co.) BERGERON, Clifton G. (El) University of Illinois Dept, of Ceramic Engineering Urbana, 111. BERGHOLTZ, Gary K. 52 Pearl St., Port Allegany, Pa. BERG-IVERSEN, Wiggo A/S Egersunds Fayancefabriks Co. Egersund, Norway BERIOT, Philippe (S) Cooksville-Laprairie Brick Ltd. Box 550, Laprairie, Que., Canada 515 BERKELHAMER, Louis H. (LI) Ohmite Mfg. Co. 3601 Howard St., Skokie, 111. BERKOWITZ, Norman S. Missouri School of Mines Box 27, Rolla, Mo. BERMAN, Nelson (L) 6 Magnolia Dr., New Hyde Park, N. Y. (JFD Electronics Corp.) BERNARDINI, Guy F. (W) Box 19, R. R. 1, Latrobe, Pa. (Carborundum Co.) BERNER, Warren E. Box 265, Williamstown, Mass. BERNIUS, R. E. (L) Indiana Steel Products Co. Valparaiso, Ind. BERNS, Milton H. (MF) 249 Charlotte Ave., Hamburg, N. Y. (Electro Refractories & Abrasives Corp.) BERRY, Henry T. (J) Tinsley Park Refractories Ltd. Tinsley Park Rd., Sheffield 9, England BERRY, Thomas F. (B) 17 Coolidge Ave., West Caldwell, N. J\ (Radio Corp. of America) BERSEY, Herbert P. (R) Whittaker, Clark & Daniels, Inc. 100 Church St., New York 7, N. Y. BESSE, Richard W. (W) Onondaga Pottery Co. Box 1003, Syracuse 1, N. Y. BESSEY, George E. Chalk Lime & Allied Industries Research Association, 30a Church St. Welwyn, Herts, England BEST, Edison F. (G) Libbey-Owens-Ford Glass Co. 1701 E. Broadway, Toledo 5, Ohio BESTUL, Alden B. (B) Overlea Dr., Rockville, Md. (National Bureau of Standards) BETHLEHEM STEEL CO. (Hobart M. Kraner) Bethlehem, Pa. BETTISON, L. S. (S) Chambers Brothers Co. S2nd & Media St., Philadelphia 31, Pa. BETZ, George C. (WFI) Metal & Thermit Corp. 100 Park Ave., New York 17, N. Y. BEVERIDGE, Colin M., Jr. 1458 88th Ave., Oakland 21, Calif. BEVIS, Ralph E. (El) 1815 N. Park Blvd. Cleveland Heights 6, Ohio (Ferro Corp.) BEYER, George I. (E) Pure Carbon Co. Hall Ave., St. Marys, Pa. BEZBORODKO, David (G) Mechanical Mirror Works, Inc. 661--663 Edgecombe Ave. New York 32, N. Y. BHALLA, Amrit K. (WI) National Tile & Mfg. Co. Box 940, Anderson, Ind. BHASKAR, Baij N. Ishwar Industries Ltd. P. O. Ishwar Nagar, New Delhi, India BICCUM, Robert T. 219 Woodlawn Ave., Decatur, Ga. BICKERSTAFF, Howard J. Box 2862, Clemson, S. C. BICKFORD, Fred A. (G) Box 29, R.R. 2, Campbell, N. Y. (Corning Glass Works) BIDDLE, George J. (R) Illinois Clay Products Co. 208 S. LaSalle St., Chicago 4, 111. BIDDULPH, Albert S(1 Holden Rd. JQSfolverhampton, England SjjFerro Enamels Ltd.) BlfCAWSKI, Chester A. (B) /' 235% W. Seventh St. * Cleveland 13, Ohio (Brush Beryllium Co.) 516 BIELER, Barrie H. (R) 3280 Otis St., Wheat Ridge, Colo. (Dow Chemical Co.) BIELSTEIN, Hans O. (R) Aeronautical Research Lab. (WCLJL) Metallurgy Research Branch WADC, Wright-Patterson AFB, Ohio BILLHEIMER, John E. (WJ) Highwood, Easton Ave. New Brunswick, N. J. (Mitchell-Bissell Co.) BILLIAN, Carroll J. (G) Owens-Illinois General Research Div. 1700 N. Westwood Ave., Toledo 7, Ohio BILLINGS, David D. (G) Gallo Glass Co. Box 1230, Modesto, Calif. BIRCH, Raymond E. (RFI) Harbison-Walker Refractories Co. 307 Fifth Ave., Pittsburgh 22, Pa. BIRSE, Alexander L. John G. Stein & Co., Ltd. Bonnybridge, Scotland BISHAY, Adli (G) Argonne National Lab. Remote Control Engineering Div. Lemont, 111. BISHOP, Frederic L. (GF) Kimble Glass Co. Owens-Illinois Technical Center 1700 N. Westwood Ave. Toledo 7, Ohio BISHOP. George J., Ill (S) Columbia Brick & Tile Co. Box 3207, Columbia, S. C. BISHOP, Harold E. (G) Owens-Coming Fiberglas Corp. Anderson, S. C. BISHOP, Laverne R. (R) Aluminum Co. of America 3300 Missouri Ave., East St. Louis, 111. BISSELL, Don W,, Jr. (RI) 703 Green St., Rockton, 111. (Ipsen Ceramics Inc.) BISSET. Ronald W. (W) Aluminium Limited Sales, Inc. 630 Fifth Ave., New York 20, N. Y. BISTLINE, Walter A. (G) Pittsburgh Plate Glass Co. Creighton, Pa. BITTENCOURT, Paulo R. Magnesita S. A. Caixa Postal 208 Belo Horizonte, M.G., Brazil BIXBY, Henry D. (SI) Central Commercial Co. Darlington, Beaver County, Pa. BJORKLUND, Kjell Y. Langatan 19, Hoganas, Sweden BLACHERE, Jean Box 121, Alfred, N. Y. BLACKBURN, A. Reif (MI) 204'N. State St., Westerville, Ohio (Ram, Inc.) BLACKMAR, Robert J. Box 1038, Alfred, N. Y. BLACKWOOD, James M. (RI) Marion & Barbara Sts. Parkhurst Apts. 5-D, Bethlehem, Pa. (Bethlehem Steel Co.) BLAES, Henry M., II (B) 2516 Vassar PI., Costa Mesa, Calif. (Aeronutronic Div., Ford Motor Co.) BLAHA, Emil (R) 415 Ashmead Rd.. Cheltenham, Pa. (Selas Corp. of America) BLAIR, Gerald E. (G) 5667 Palmyra Rd., Pittsford, N. Y. (Bausch & Lomb Optical Co.) BLAIR, G. Richard (B) Argilla Rd., Ipswich, Mass. - (McMillan Lab., Inc.)' BLAIR. Laurence R. (B) Johns-Manville Corp. Research Lab., Manville, N. J. BLAIR, Marion W. (SF) 2131 S. Center St., Terre Haute, Ind. (Manufacturers Equipment Co.) BLAIR, Melville C. (R) Commercialores, Inc. 911 Walbridge Bldg., Buffalo, N Y BLAIR, William H. (M) 3936 Bryn Mawr Dr., Dallas, Te* (O. Hommel Co.) s BLAISON, Pierre Societe des Electrodes & Refractaires "Savoie" 16, Rue de Monceau, Paris 8* pra BLAKE, Walter T. (M) ' l'Ce C. W. Brabender Instruments In,, 50 E. Wesley St. ' c' South Hackensack, N. J. BLAKELY, Alexander M. (B) 7706 E. Lane, Wyndmoor Philadelphia 18, Pa. (Precision Grinding Wheel Co.) BLAKELY, Timothy L. 2521 Hearst Ave., Berkeley 9, Calif BLANCHARD, M. Kenneth (E) A. O. Smith Corp., 3533 N. 27th St Milwaukee 1, Wise. BLANDFORD, 2/Lt. Joseph B., Jr. (Ej) Wright Air Development Center Area B, Box 6957 Wright-Patterson AFB, Ohio BLANK, Bette A. Box 1401, Alfred, N. Y. BLANK, John M. (G) Owens-Illinois Technical Center 1700 N. Westwood Ave., Toledo 7 Oh! BLAU, Henry H. (GFI) ' 10 Federal Glass Co., 515 E. Innis Ave Columbus 7, Ohio BLAZE, Joseph E., Jr. (R) 419 W. Market St., Alliance, Ohio (Babcock & Wilcox Co.) BLAZOVIC, Phil, Jr. (M) 3286 Western Ave. Highland Park, 111. (Consolidated Feldspar Dept. International Minerals & Chem. Corp.) BLEASE, William B., Jr. (RJ) 305 S. 11th St., Bessemer, Ala. (Harbison-Walker Refractories Co) BLECHEISEN, J. (M) Rosiclare Lead & Fluorspar Mining Co. Rosiclare, 111. BLENKO, William Henry, Jr. (G) 501 Fourth St., Milton, W. Va. (Blenko Glass Co., Inc.) BLESSING, Robert Lee (SI) 1714 Crestwood Dr. Mineral Wells, Texas (Texas Vitrified Pipe Co.) BLISS, Roderick T. (S) 35 E. Center St., Nesquehoning, Pa. (Deister Concentrator Co.) BLITON, Jerald L. (RJ) 4842 University Ct. Niagara Falls, N. Y. (Titanium Alloy Mfg. Div., National Lead Co.) BLOCH, E. H. W. 143 Crewe Rd. Alsager, Stoke-on-Trent. England (Consultant) BLODGETT, William E. (L) Westinghouse Electric Corp. 7325 Penn Ave., Pittsburgh 8, Pa. BLOME, James C. 229 S. Pennsylvania Ave. Belleville, 111. BLOOM, Ray A. (R) Technical Library Timken Roller Bearing Co. Canton 6, Ohio BLOORE, Robert Boulton Swinnertons, Ltd. Hanley, Stoke-on-Trent, England BLUM, Seymour (LI) Raytheon Co., Research Div. Waltham 54, Mass. BLUME, Arthur J. (SFI) Murray Tile Co., Cloverport, Ky. Ceramic Bulletin l ( ( 1 13 I>Y i BO a bob bob B OO B OO BOI boi boi boi boi bo; BOi bo: bo; bo BO BO BO BO BO BC BC BC BC Be V. ttlXIMER, Fridolin (D) I Lane Gate Rd. Cold Spring, Putnam Co., N. Y. (Commercial Decal, Inc.) gLUNT, Royden A. (GF) US Buck Glass Co. 705 Mercantile Trust Bldg. Calvert & Redwood Sts. j Baltimore 2, Md. nnce jjLYTHE COLOUR WORKS, LTD. Cresswell, Stoke-on-Trent, England j goARDMAN. Charlotte K. (R) "C. I Thomas A. Edison, Inc. 51 Lakeside Ave., West Orange, N. J. gOBROWSKY, A. R. (R) 28 Ridgedale Ave., Florham Park, N. J. (Nuclear Corp. of America) gOEKER, V. W. (GI) Owens-Coming Fiberglas Corp. 717 Fifth Ave., New York 22, N. Y. gOGATAY, Paul (D) Ohio State University St Dept, of Ceramic Art 108 N. Oval Dr., Columbus 10, Ohio J) gOGNAR, Edwin J. (RI) Union Mining Co. 2306 First National Bank Bldg. Pittsburgh 22, Pa. gOHLING, William C. (RJ) j 2446 Dorn Rd., Augusta, Ga. ' (Babcock & Wilcox Co.) gOHRER, John J. (B) Ohio International Resistance Co. 401 N. Broad St., Philadelphia 8, Pa. vc. gOLANOVICH, Melvin (S) 1324 Whitacre Dr., Clearwater, Fla. BOLE, George A. (XF) 30 W. Jeffrey PI., Columbus 14, Ohio (Ohio State University) BOLES, Sara J. (RJ) 4804 Calvert Rd., College Park, Md. (U. S. Bureau of Mines) BOLIN, William J. (W) American Zinc Sales Co. Box 327, Columbus 16, Ohio \ BOLINGER, Phillip N. 2247 Grasmere Ave. Columbus 11, Ohio BOLLEN, W. J. Algemene Vereniging voor de Nederlandse, Aardewerk en Glasindustrie, Haagweg 139 Rijswijk, Netherlands BOLLINGER, Robert H. (MI) Georgia Kaolin Co., 433 N. Broad St. Elizabeth 3, N. J. BOLON, David G. (RI) 5751 Kilmer Ln., Indianapolis 20, Ind. (Manufacturers' Representative) BOLTON, Harry L. (R) i. Philadelphia Quartz Co. Public Ledger Bldg. Independence Square Philadelphia 6, Pa. BOLTON, Russell L. i 11370 S. Oakley, Chicago 43, 111. BOLZ, Leonard H. (B) National Bureau of Standards, Div. 9.7 Conn. Ave. & Van Ness ] Washington 25, D. C. ! BONDS, Barbara C. ! 788A Atlantic Dr., N. W. I Atlanta 13, Ga. | BONEBRAKE, H. P. (M) Aluminum Co. of America 1501 Alcoa Bldg., Pittsburgh 19, Pa. BONNOT CO. (B. T. Bonnot) 722 Mulberry Rd., S. E., Canton 2, Ohio : BONNOT, B. T. (MF) Bonnot Co., 722 Mulberry Rd., S. E. Canton 2, Ohio BONSTE1N. Thomas E. (W) ..Paper Makers Importing Co., Inc. 44 S. Second St.. Easton, Pa. BGNE, Frank H. (GI) fpl4 Colwell St., Maumee, Ohio SHftarbison-Walker Refractories Co.) BOORMAN, John F. (R) I Aluminum Co. of America Box 497, East St. Louis, 111. tIN Vol. 38, No. 10 (1959) ! BOOTH, Charles L. 135 E. Green St., West Hazleton, Pa. BOOTH, John F. Haziehead Hall, Penistone, Nr. Sheffield Sheffield, York, England (Hepworth Iron Co., Ltd.) BOOY, Emmy C. Box 1495, Alfred, N. Y. BOOZE, M. C. (RFI) 4735 Walton Creek Rd. Cincinnati 43, Ohio (Consultant) BOPP, Charles D. (B) 620 W. Vanderbilt Dr. Oak Ridge, Tenn. (Oak Ridge National Lab.) BOPP, Harold F. (GF) 67 Gorton St., Coming, N. Y. (Corning Glass Works) BOQUIST, Carl W. (B) 7505 Howard Ave., Hammond, Ind. (Armour Research Foundation) BOROS, John (WI) Pacific Tile & Porcelain Co. 7716 Alondra Blvd., Paramount, Calif. BORRELLO, Giuseppe Cornigliano, Piazza Dante 7 Genova, Italy BOSCH, F. M. Lab. Anorganiscb-Tech. & Electro chemie 22 Plateaustraat, Ghent, Belgium BOSLER, Krell (W) 1000 Yorkwood Dr., Mansfield, Ohio (Ingersoll-Humphryes Div. Borg-Warner Corp.) BOTFIELD, George B. (R) Botfield Refractories Co. Swanson & Clymer Sts. Philadelphia 47, Pa. BOTFIELD REFRACTORIES CO. (George B. Botfield) Swanson & Clymer Sts. Philadelphia 47, Pa. BOTH, Eberhard (L) 1505 S. Wanamassa Dr. Asbury Park, N. J. (U. S. Army Signal Corps) BOTHE, James V. (G) 215 Oneida PI., Coming, N. Y. (Coming Glass Works) BOUBLI, Benjamin J. (L) Radio Corp. of America Semiconductor & Materials Div. R. R. 202, Somerville, N. J. BOUDER, Norman M., Jr. (G) 2437 Lakewood Rd. Baltimore 14, Md. (Pemco Corp.) BOVEE, Benedict A. (M) 1837 Winter Rd. Grand Island, R.F.D., N. Y. (Harper Electric Furnace Corp.) BOWDEN, James J. (B) Bowflux Co., Box 65, Cortland, Ohio BOWEN ENGINEERING, INC. (Joseph J. Quinn, Jr.) North Branch, N. J. BOWERS, Donald J. (B) Battelle Memorial Institute 505 King Ave., Columbus 1, Ohio BOWMAN, Donald C. (E) 579 S. Craig PI., Lombard, 111. (Chicago Vitreous Corp.) BOWMAN, D. Scott (L) Carborundum Co., Refractories Div. Globar Plant, Box 339 Niagara Falls, N. Y. BOWMAN, Eugene D. (G) 1217 Carohvood Ave. Columbus 13, Ohio (Kimble Glass Co.) BOWMAN, James A. (WJ) Georgia Kaolin Co., Research Dept. Dry Branch, Ga. BOWMAN, John G. (W) 341 S. Juliana St., Bedford, Pa. BOWNE, Martin S. (SI) Lee Clay Products Co., Inc. Clearfield, Ky. BOYCE, Joseph (M) Box 754, Beaver Falls, Pa. (Shepherd Chemical Co.) BOYCE, Robert E. (W) Harker Pottery Co. East Liverpool, Ohio BOYD, Charles E. (G) Continental Can Co., Inc. Hazel-Atlas Glass Div. R. R. 2, Box 170, Canonsburg, Pa. BOYD, Frank H. (M) S. G. Frantz Co., Inc. Box 1138, Trenton 6, N. J. BOYD, George R. (G) Pilkington Glass Mfg. Co. Ltd. 350 Danforth Rd. Toronto 13, Ont., Canada BOYD, Hugh (M) Majac, Inc., 23rd St. Sharpsburg, Pittsburgh 15, Pa. BOYD, John E. (MI) Box 2414, Greensboro, N. C. (Carolina Fyrophyllite Co.) BOYD, L. R., Jr. (S) Teague Brick & Tile Co., Box 329 Teague, Texas BOYD, Robert C. (EFI) American-Standard, 1541 S. Seventh St. Louisville 8, Ky. BOYD, William W. (W) 6630 Ashland Dr., Boise, Idaho (J. R. Simplot Co.) BOYLES, John P. (W) Edwin M. Knowles China Co. Newell, W. Va. BOYNTON, Claudia G. (DF) Boynton Associates 56 E. Bellevue PI., Chicago 11, 111. BOYNTON, Robert S. (S) National Lime Assn. 925 15th St. N. W. Washington 5, D. C. BOZZO, J. G. (G) Pierce Glass Co., Railroad Ave. Port Allegany, Pa. BRACKBILL, Charles E. (L) R. R. 1, Shreve, Ohio (Diamonite Products Mfg. Co.) BRADD, Rosalie 8107 Hull Dr., Philadelphia 18, Pa. BRADDY, John E. (G) Owens-Illinois Technical Center 1700 N. Westwood Ave. Toledo 7, Ohio BRADEN, Roger W. (MI) Hammond Lead Products Box 912, Hammond, Ind. BRADEN, William E. P.O. Box 444, Tokyo, Japan (Ferro Corp.) BRADFORD, Virgil E. (WI) University of Illinois 204 Ceramics Bldg., Urbana, 111. BRADLEY, Alan L. Cullinan Refractories Ltd. P. O. Olifantsfontein Transvaal, South Africa BRADLEY, Charles A., Jr. (GF) Pinewood Acres, R. R. 2 Corning, N. Y. (Coming Glass Works) BRADLEY, Edward L. (W) 340 Pine Ridge Rd., Chattanooga, Tenn. (American Lava Corp.) BRADLEY, Fennimore N. (LI) 3804 142nd PI., S. E. Bellevue, Wash. (Boeing Airplane Co.) BRADLEY, Richard S. (RFI) A. P. Green Fire Brick Co. 1018 E. Breckenridge St. Mexico, Mo. BRADLEY, Robert E. 915 Powder Springs St., Smyrna, Ga. BRADLEY, Ronnie A. 770 Techwood Dr., N. W., Atlanta, Ga. BRADSTREET, Samuel W. (E) Armour Research Foundation 10 W., 35th St., Chicago 16, 111. 517 BRADY, John G. (B) Dept, of Mines & Technical Surveys Ceramic Section, 40 Lydia St. Ottawa, Ont., Canada BRADY, Justin M. (M) 1320 N. Delaware, Apt. 604 Indianapolis, Ind. (American Art Clay Co.) BRADY, T. E. (R) Surface Combustion Corp. 2375 Dorr St., Toledo 1, Ohio BRAIN, Douglas G. (W) 1960 Jane St. Toronto 15, Ont., Canada (American Standard Products) BRAMLETT, William P., Jr. (GI) Cumberland Rd., R.R. 2, Millville, N. J. (Armstrong Cork Co.) BRANDES, Eric A. Fulmer Research Institute Ltd. Stoke Poges, Bucks, England BRANDT, Kristian H. (B) Box 4191, Sunrise Sta., El Paso, Texas (White Sands Missile Range) BRANDT, Martha W. (G) National Glass Budget 916 Empire Bldg., Pittsburgh 22, Pa. BRANDT, Neill M. (G) American Optical Co. * Research Center, Southbridge, Mass. BRANDT, William O. (RFI) Denver Fire Clay Co. Box 5510, Denver 17, Colo. BRANSON, Donald L. 173 E. Springfield, Sullivan, Mo. BRANSTETTER, Paul C. (R) A. P. Green Fire Brick Co. Box 277, Sulphur Springs, Texas BRANT, Arthur M. (R) 156 Hampden Park Dr., Tiffin, Ohio (Basic Incorporated) BRANT, David G. (RI) 39 Valley View, Tiffin, Ohio (Basic Incorporated) BRASHARES, C. A. (R) Harbison-Walker Refractories Co. 1800 Farmers Bank Bldg. Pittsburgh 22, Pa. BRASSFIELD, Henry C. (B) R.R. 1, Stevens Rd., Foster, Ohio (General Electric Co.) BRATSCHUN, William R. Minneapolis-Honeywell Regulator Co. Res. Center, 500 Washington Ave., S. Hopkins, Minn. BRATTON, Raymond J. 610 Anderson St., Curwensville, Pa. BRAUN, Gary A. (RJ) " 11104 S. Ave. B, Chicago 17, 111. (Harbison-Walker Refractories Co.) BRAY, A. C., Jr. (S) Western Clay Manufacturing Co. Box 176, Helena, Mont. BRAY, Kenneth J. (W) Wenczel Tile Co. Klag & Enterprise Ave. Trenton, N. J. BRAYKOVICH, A. F. (W) 205 Francis Marion Dr. Spartanburg, S. C. (Kohler Co.) Brazilian Ceramic Society--see Associacao Brasileira de Ceramica BREARTON, Denis S. (R) 77 Augusta St. Port Hope, Ont., Canada (AMF Atomics (Canada) Ltd.) BRECK, Donald W. (B) Linde Co. j E. Park Dr. & Woodward Ave. , Tonawanda, N. Y. IgJjEDERO'S BOUWBEDRIJF. N. V. lP (E. M. Theissing) Kanaaldijk 22 f "aj^trecht, Holland (BREEDLOVE, James G. (BI) i 9t*5 Signal Rd.. Signal Mountain, Tenn. (American Lava Corp.) 518 BREIT, Karl K. (R) 1459 Bryant Lane, Meadowbrook, Pa. (R. C. Remmey Son Co.) BREITWIESER, Robert H. (R) 1608 Bunker Hill Rd., Pueblo, Colo. (Standard Fire Brick Co.) BREMNER, Robert P. (G) T. L. Smith Co., 2835 N. 32nd St. Milwaukee, Wise. BRENDEN, Mary E. 4710 19th N. E., Seattle 14, Wash. BRENNAN, Joe L. 828 Argonne Ave., N. E. Apt. 3, Atlanta, Ga. BRENNER, Harold M. (E) B. F. Drakenfeld & Co., Inc. Box 519, Washington, Pa. BRENNER, Ralph F. (GF) Cove Beach Club, Apt. 404 Deerfield Beach, Fla. BRESLICH, Francis N., Jr. 12505 Marine View Dr., S. W. Seattle 66, Wash. BRETZ, L. A. (S) 1718 Theodan Dr., Pittsburgh 16, Pa. (NATCO Corp.) BREUER, L. A. G. der Gerresheimer Glashuttenwerke Dusseldorf-Gerresheim, Germany BREWER, Bob (S) Alamo Clay Products Co., Inc. Box 93, Elmendorf, Texas BREWSTER, Gordon F. (G) 807 Ridge Road E., Williamson, N. Y. (Bausch & Lomb Optical Co.) BRIAN, Dick (W) 422 Florida Ave., Chester, W. Va. (Harshaw Chemical Co.) BRIAN, S. Douglas (M) Paper Makers Importing Co., Inc. 44 S. Second St., Easton, Pa. BRICK, Robert M. (G) Continental Can Co. 7622 S. Racine Ave., Chicago 20, 111. BRICKHOUSE, Robert E. (S) Box 57, South Windsor, Conn. (Kelsey Ferguson Brick Co.) BRIGGS MANUFACTURING CO. (A. J. Raible) 415 W. Seymour Ave. Cincinnati 16, Ohio BRIGHAM, Ralph V., Jr. (WI) Onondaga Pottery Co. 1858 W. Fayette St., Syracuse 1, N. Y. BRIGHT, Norman F. H. (B) Dept, of Mines & Technical Surveys 555 Booth St., Ottawa, Ont., Canada BRINCKERHOFF, J. E. (R) Babcock & Wilcox Co. 161 E. 42nd St., New York 17, N. Y. BRINDLEY, George W. (B) Dept, of Ceramic Technology Pennsylvania State University University Park, Pa. BRISBANE, S. M. 40 Riverdale Rd., Hawthorn E2 Victoria, Australia (Commonwealth Scientific & Industrial Research Organization) BRISTOW, Robert H. (LI) 4 Sequoia Rd., R. R. 1 Ballston Lake, N. Y. (General Electric. Co.) BRITCHER, Gordon (W) 306 Berkeley Dr., Syracuse 10, N. Y. (Syracuse Pottery, Inc.) BRITISH CERAMIC SOCIETY (Gerald H. Stewart) Federation House Stoke-on-Trent, England BRITTAIN, Clifford G. (R) Zero Autumn St., Worcester, Mass. (Norton Co.) BRITTON, Marvin G. (B) 121 Hornby Dr., Painted Post, N. Y. (Corning Glass Works) BROCK, Thomas W. (B) Owens-Illinois 1700 N. Westwood Ave. Toledo 7, Ohio BROCKMAN, Frank G. (L) Philips Laboratories Irvington-on-Hudson, N. Y. BROCKWAY GLASS CO., INC. (F. B. Hess) Brockway. Pa BROCKWAY, M. Clifford (B) 116 E. Cooke Rd., Apt. B Columbus 14, Ohio (Battelle Memorial Institute) BRODERICK, Edward J. (L) General Electric Co., Insulation Lab .100 Woodlawn Ave., Pittsfield, Hass BRODIE, William T. (W) R. R. 3, Kittanning, Pa. (Eljer Co.) BROOKOVER, George B. (G) 3735 Maxwell Rd., Toledo 13, Ohio (Owens-Illinois) BROOKS, Marion E. (M) Bickerstaff, Inc. Box 1178, Columbus, Ga. BROOKS, Merton H. (L) Titanium Alloy Mfg. Div. National Lead Co., Box C Bridge Sta., Niagara Falls, N. Y BROOKS, Robert H. (W) 1738 Pavilion Dr., Pomona, Calif. (Norris-Thermador Corp.) BROSIUS, John P. (G) 403 Emerson Ave., Aspinwall Pittsburgh 15, Pa. (Krieg Piston Ring Co.) BROSKE, William F. (B) AMP Inc., Research Div. 425 Prince St., Harrisburg, Pa BROWER, William S., Jr. (L) National Bureau of Standards, Div. 9.0 Washington 25, D. C. BROWN, Arthur E. (LJ) 245 Spring St., Red Bank, N. J. (U. S. Army Signal Corps) BROWN, C. Justus, Jr. (G) Libbey-Owens-Ford Glass Co. 1701 E. Broadway, Toledo 5, Ohio BROWN, Clarence B., Jr. (M) Hardinge Co., Inc. 240 Arch St., York, Pa. BROWN, Colin C. (G) 21 Medbury Ave., Cuba, N. Y. (Cuba Cheese & Trading Co.) BROWN, Donald Nicol (G) 4 E. Third St., Corning, N. Y. (Coming Glass Works) BROWN, Donovan P. (RI) 2704 Eldon Ave., Drexel Hill, Pa. (North American Refractories Co.) BROWN, Dwight R. (W) Porcelain Insulator Corp., Lima, N. Y. BROWN, Edward L. (GJ) Owens-Corning Fiberglas Corp. Davis Bldg., 2nd Floor, Toledo, Ohio BROWN, Fielding (L) Sprague Electric Co. North Adams, Mass. BROWN, George Reuben (M) North American Mfg. Co. 4455 E. 71st St., Cleveland 5, Ohio BROWN, John J., Jr. (SI) , Marion Brick Corp. 399 E. Center St., Marion, Ohio BROWN, Joseph A. (S) Baltimore Brick Co. 3200 E. Madison St., Baltimore 5, Md. BROWN, Kenneth L. (B) Lincoln Electric Co, 22801 St. Clair Ave. Cleveland 17, Ohio BROWN, Lawrence H. (WFI) 14500 N. W. Sixth Ave., Miami 68, Fla. (Consultant) BROWN, Leslie (W) Lenox, Inc. 50 Meade St., Trenton 5, N. J. BROWN, Meredith C. (S) 609' N. FriendsAve.. Whittier, Calif. (Consultant) Ceramic Bulletin | * I I I I J 1 1 1 1 1 1 1 1 ) 1 I 1 i ] 1 ) 1 ] 1 i ] 3 1 .rjOWN, Raymond J. (XI) P* 4200 E. 187th St., Cleveland 22, Ohio (Ceramic Age) flQ\VN, Robert L. 132 Broughton Dr., Greenville, S. C. (.rOW'N, Roy W. (R) Carborundum Co., Refractories Div. Box 157, Falconer, X. Y. flttOWN, Sherman D. (B) p 630 S. Sixth W., Brigham City, Utah (Thiokol Chemical Corp.) orOWN, Sherwood F. (B) p Lowell Technological Institute Lowell, Mass. rROWN, Wilbur F. (GF) p Libbey-Owens-Ford Glass Co. ' Rossford, Ohio jrOWN, William E. (R) P Box 18, R.R. 1, Norristown, Pa. (E. J. Lavino & Co.) brOWN, W. Richard (LJ) 107 Orchard Dr. Wappingers Falls, N. Y. (IBM Corp.) gROWNE, Charles M. (B) Libbey-Owens-Ford Glass Co. 1701 E. Broadway, Toledo 5, Ohio BROWNE, Thomas C. (RI) 626 Wayne Ave., Haddonfield, N. J. (Joseph Dixon Crucible Co.) brOWNELL, Wayne E. (SI) State University of New York College of Ceramics, at Alfred Univ. Alfred, N. Y. jjROWNEWELL, George E. (R) Diamond Alkali Co. 4701 Paddock Rd., Cincinnati 29, Ohio BROWNFIELD, Lyman Brownfield & Malone 50 W. Gay St., Columbus, Ohio BRUBAKER, Burton D. 84 (rear) W. Lakeview Ave. Columbus 2, Ohio BRUCH, Charles A. (L) General Electric Co. Research Lab., Schenectadv, N. Y. BRUCHMANN, Helmut (W) Haeger Potteries, Inc., Dundee, 111. BRUEGGERHOFF, Charles (R) Trebol Tile, Box 5105 W. Austin Station, Austin 31, Texas BRUMM, Carl E. (G) 2728 Nash Rd., Toledo 13, Ohio (Kimble Glass Co.) BRUNNER, Cedric D. (W) 432 W. Fourth St., Pecatonica, III. (Ipsen Ceramics, Inc.) BRUNO, Lucien V. (S) Guignard Brick Works Box 546, West Columbia, S. C. BRUSH, George D. (SI) Harrop Ceramic Service Co. 35 E. Gay St., Room 413 Columbus 15, Ohio BRUSSE, William, Jr. (E) 2020 Lombard Ave., Evansville, Ind. (Whirlpool Corp.) BRYANT, Eugene E. (EFI) Ferro Corp., 4150 E. 56th St. Cleveland 5, Ohio BRYCE, Homer L. (S) Henderson Clay Products, Box 870 Henderson, Texas BUCHAN, M. A. (RI) A. P. Green Fire Brick Co. Troy, Idaho BUCK GLASS CO. (Royden A. Blunt) 705 Mercantile Trust Bldg. Calvert & Redwood Sts. Baltimore 2, Md. BUCK, Ivan E,, Jr. (E) 1025 Park Ave., Plainfield, N. J. (We^tinghouse Electric Corp.) 'CKLgS, Paul E. (MI) 442 Ififylor St., Zanesville, Ohio (Ddptld Hagar Ceramic Materials) BUCKEEY^Edward D. (B) Champion Spark Plug Co. 90d Uptin Ave., Toledo 1, Ohio Vol. 38, No. 10 (1959) BUCKLEY, Michael J. Reed St., Geneva, N. Y. BUCKNER, Dean A. (B) 2 Hunters Run, Pittsford, N. Y. (Bausch & Lomb Optical Co.) BUCKNER, O. S. (GI) Bay State Abrasive Products Co. Westboro, Mass. BUCKNER, Philip F. (X) Bay State Abrasive Products Co. Westboro, Mass. BUEGE, Robert H. (L) Globe-Union, Inc., 900 E. Keefe Ave. Milwaukee 1, Wise. BUEHLER, Bert P. (S) 5155 Warner Rd. Garfield Heights, Ohio (Cleveland Builders Supply Co.) BUEHLER, Ralph N. (S) Fairfield Brick Co., Zoarville, Ohio BUESSEM, W. R. (L) Pennsylvania State University College of Mineral Industries University Park, Pa. BUFFALO CHINA, INC. (R. E. Gould), 75 Hayes Place Buffalo 10, N. Y. BUGOSH, John (X) E. I. du Pont de Nemours & Co. Industrial & Biochemicals Dept. Experimental Station, Wilmington, Del. BUILDERS BRICK CO. (R. C. Houlahan) 3800 Ninth Ave., S., Seattle 8, Wash. BULKLEY, Ronald (B) Socony Mobil Oil Co., Inc. Research Dept., Paulsboro, N. J. BULLOCK, Donald J. (W) AC Spark Plug Div. General Motors Corp. 1300 N. Dort Hwy., Flint 2, Mich. BULLOCK, Gordon University of Birmingham Dept, of Physical Metallurgy Edgbaston, Birmingham 15, England BUNAG, Miss Milagros M. 67 Church St., New Brunswick, N. J. BUNGE, Fred H. (M) M. A. Hanna Co., Research Lab. Hibbing, Minn. BURCH, Oscar G. (GF) Owens-Illinois Box 1035, Toledo 1, Ohio BURCHENAL, Charles H. (W) Cambridge Tile Mfg. Co., Box 71 Cincinnati 15, Ohio BURCHFIEL, B. M. (RFI) 4458 Rosewood PL, Riverside, Calif. (Pacific Clay Products) BURCHFIELD, Paul E. (G) Wyandotte Chemicals Corp. 1609 Biddle Ave., Wyandotte, Mich. BURDICK, Milton D. (WFI) National Bureau of Standards ' Engineering Ceramics Section Washington. 25, D. C. BURDICK, Sidney D. (GI) 104 Argonne St., Corning, N. Y. (Corning Glass Works) BURGESS, D. Gordon (W) Old Oak Lane, Winchester, Mass. (Arthur D. Little, Inc.) BURGYAN, Aladar (E) 2154 W. 98th St., Cleveland 2, Ohio (Ferro Corp.) BURKE, J. E. (B) General Electric Co., Research Lab. Box 1088, Schenectady, N. Y. BURKE, L. Roger (R) Chas. Taylor Sons Co. 1203 Peoples Bank Bldg. Pittsburgh 22, Pa. BURKERT, John G., Jr. (MJI) .84 Green St., Valley Stream, N. Y. (Grumman Aircraft Engineering Corp.) BURKHALTER, Edward (SI) 7219 Interlaaken Dr. Tacoma 99, Wash. (Builders Brick Co.) BURKS, Cecil M. (RI) 705 Broadway, Steubenville, Ohio (Weirton Steel Co.) BURLEY, Frank N. (W) Case Mfg. Corp. 1000 W. Pine St., Robinson, 111. BURLEY, Newton Ray (W) 1864 Dresden Rd., Zanesville, Ohio (Burley Clay Products Co.) BURN, Harold J. D. Burn Fireclay Co. Ltd., 76 Jesmond Rd. Newcastle-upon-Tyne 2, England BURNAND, Guy M. (Life) Messrs. Johnson, Matthey & Co., Ltd. 78, Hatton Garden London, E. C. 1, England BURNHAM, Forrest E. (W) 505 Tenth St., Apt. 5, Golden, Colo. (Coors Porcelain Co.) BURNS, Frederick L. (W) 109 Northern Ave., Kittanning, Pa. (Eljer Div., Murray Corp. of America) BURNS, Henry K,, Jr. (S) 1620 Waverland Dr., Macon, Ga. (Burns Brick Co.) BURNS, R. S. (E) Armco Steel Corp., Research Library Middletown, Ohio BURRISS, William K. (G) Consolidated Feldspar Dept. International Minerals & Chemical Corp. Old Orchard Rd., Skokie, 111. BURROUGHS, F. H. (W) Box 1329, Trenton 7, N. J. (Star Porcelain Co.) BURROUGHS, Jack E., Sr. (B) 2005 Milam St., Fort Worth 12, Texas (Convair) BURT, Roland C. (R) 355 Lawrence Rd., Broomall, Pa. (Naval Boiler & Turbine Lab.) BURTON, Howard B. (G) 1618 Arlington Ave., St. Paul 17, Minn. (Minnesota Mining & Mfg. Co.) BURWELL, John T,, Jr. (B) American Radiator & Standard Sanitary Corp. 40 W. 40th St., New York 18, N. Y. BUSH, Edward A. (B) Coming Glass Works, Coming, N. Y. BUSH, Ralph R. (M) 520 McKinley St., North Canton, Ohio CBonnot Co.) BUSH, W. G., & CO. (Alvin P. Warden) 174 Third Ave., N., Nashville 3, Tenn. BUSHONG, R. M. (R) National Carbon Co. 3625 Highland Ave. Niagara Falls, N. Y. BUSSEY, Donald A. (R) Kaiser Aluminum & Chemical Corp. Refractories Plant Moss Landing, Calif. BUSTEED, Donald J. (WI) 8 Janet Circle, Shrewsbury, Mass. (Bay State Abrasive Products Co.) BUTCHER, L. H., CO. (George J. Middleton) 3628 E. Olympic Blvd. Los Angeles 23, Calif. BUTKOVICH. Edward M. (R) 2848 E. 97th St., Chicago 17, 111. (Muter Co.) BUTLER, C. Edward (BI) 106 Main St., Port Allegany, Pa. (Pittsburgh Coming Corp.) BUTLER, F. W. (W) Akron Porcelain Co., Akron 14, Ohio BUTLER, Sidney R. Pennsylvania State University - 305 D, Mineral Industries Bldg. University Park, Pa. BUTLER, Thomas J., Jr. (S) Box 279, Austin 62, Texas (Elgin-Butler Brick Co.) 519 BL'TTERFOSS, Bruce W. (WJ) Simonds Abrasive Co. CALLAHAN, H. D. (WFI) United States Ceramic Tile Co. CAPRIO. Mario J. i.R) 505 Clyde St., New Kensington, Pa. a'\ K i 1 Tacony & Fraley Sts. 217 Fourth N. E., Canton, Ohio (Aluminum Co. of America) Philadelphia 37, Pa. CALLAHAN, Robert M. (L) CAPUTO, Arnold P. (S) BUTTERWORTH, William N. (G) General Refractories Co. 1936 Illuminating Bldg. Cleveland 13, Ohio Channel Industries, Inc. 427 Olive St., Santa Barbara, Calif. CALLINAN, Edward E. (RFI) 1386 Spruce St. Plasticrete Corp. 1883 Dixwell Ave., Hamden 14, Conn CARBORUNDUM CO. (Paul N. Gillon), Library 1-2 aaRtI l 1 BUTTLE, Robert L. (L) DeKalb Park, Norristown, Pa. Niagara Falls, N. Y. cab 17 Oaklawn Rd., Summitt, N. J. (Radio Corp. of America) (Alan Wood Steel Co.) CALVER, James L. (B) CARDER, Frederick (Honorary, GF) 249 Pine St., Corning, X. Y. t f BUTTON, Daniel D. (BJI) Virginia Div. of Mineral Resources CAREY, J. Sheldon (D) CAR1 Alfred, N. Y. Box 3667, University Sta. Dept, of Design, University of Kansas (State University of New York, College of Ceramics at Alfred Univ.) BUXTON, Juan C. . Santa Clara 173, San Isidro Buenos Aires, Argentina (Ferrum, S. A.) BUZARD, Fred T. (M) Bell, Pine & High Sts. Plymouth, Ohio (Fate-Root-Heath Co.) BUZARD, William F. (M) Fate-Root-Heath Co. Plymouth, Ohio BYR.VS, Alva C. (R) Kaiser Aluminum & Chemical Corp. Metals Div., 1924 Broadway Oakland 12, Calif. BYRON, Julian K. 750 Fowler St., N. W., Atlanta, Ga. Charlottesville, Va. CAMERON, David G. (M) Haller, Inc., 16580 Northville Rd. Northville, Mich. CAMPBELL, C. V. (SI) 444 Florida Ave.. Chester, W. Va. (American Vitrified Products Co.) CAMPBELL, Edward S. (F) Northwestern Glass Co. 5801 E. Marginal Way Seattle 4, Wash. CAMPBELL, Frank, Jr. (R) 6733 Edgemoor Way, San Jose 29, Calif. (Bethlehem Steel Co.) CAMPBELL, G. Donald (G) 3190 Momingside Dr. Allison Park, Pa. (Pittsburgh Plate Glass Co.) CAMPBELL, Ian (B) California Institute of Technology Div. of Geological Sciences Lawrence, Kans. CARINI, George F. University of Missouri, Geology Swallow Hall, Rm. 12, Columbia CARL, John E. (GI) '* ' Corning Glass Works, Greenville ru CARLSEX, Fred L., Jr. (RJ) ' n' 108 Principia Lane, #102 Oak Ridge, Tenn. (Oak Ridge National Lab.) CARLSON, Joseph A. (S) 50 Hawthorne St. San Francisco 5, Calif. (Kraftile Co.) CARLSON, Robert H. (W) 324 E. Maitland Lane, New Castle, Pa. (Universal-Rundle Corp.) CARLSON, William A. (E) Pfaudler-Permutit, Inc. 1000 West Ave., Rochester 3, N. Y CAR1 E A CAR1 CAR1 CAR1 h 0 CARj1. r CAR1 B CAR1 M c 1201 E. California St. Pasadena 4, Calif. CARLSON, William G. (RI) 175 Glenfield Dr., Pittsburgh 35, pa. CAR1 1- CABAXILLAS, Oscar Gonzales (S) CAMPBELL, J. Douglas (W) (Westinghouse Electric Corp.l (. Puerto Rico Clay Products Corp. Lithium Corp. of America, Inc. CARLYLE, Edward C. (S) Box 4729, San Juan, Puerto Rico 540 Lincoln Bldg., 60 E. 42nd St. Carlyle Tile Co. CABLE, John A. (W) New York 17, N. Y. Box 128, Ironton, Ohio 1443 Viola Pky. N. W., Canton 8, Ohio CAMPBELL, Robert J., Jr. (B) CARMAN, Justice N. (L) (United States Ceramic Tile Co.) CABLE. Margaret (DF) University of Washington 304 Roberts Hall, Seattle 5, Wash. Carman Labs., Inc. Box 328, Bedford, Mass. 1520 San Miguel Ave. Santa Barbara, Calif. CABLE, Michael Massachusetts Institute of Technology > Dept, of Metallurgy, Ceramics Div. w Cambridge 39, Mass. CABLE, Stephen J. (W) 3720 Eaton Rd., N. W., Canton 9, Ohio (United States Ceramic Tile Co.) CABOT, GODFREY L., INC. CAMPBELL, Robert M. (WFI) Box 1003, Alfred, N. Y. (State University of New York, College of Ceramics at Alfred Univ.) CAMPBELL, Tom W. (R) 6 Oak Dr., Poland, Ohio (Electro Refractories & Abrasives Corp.) CAMPBELL, Van E. (W! 363 Highland Ave., Wadsworth, Ohio CARNAHAN, Thomas D. (MI) B. F. Drakenfeld & Co., Inc. Box 519, Washington, Pa. CARNES, Kenneth C. (G) Toledo Engineering Co., Inc. 3001 Svlvania Ave., Toledo 13, Ohio CARNIGLIA, Stephen C. (B) Atomics International Div., NAA 21600 Vanowen St. Canoga Park, Calif. CAROTHERS, Harry S. (M) (Frank E. Daley) 125 High St. Boston 10, Mass. (Ohio Brass Co.) CAMPBELL, William B. (I) H. C. Spinks Clay Co., Inc. Box 151, Fort Thomas, Ky. CACCAMISE, Charles T. (B) Georgia Institute of Technology CAROTHERS, R. B. (MF) Union Carbide Metals Co. Engineering Experiment Station H. C. Spinks Clay Co., Inc. CAR' K F CASA 5 E CASE h V ( CASE 1 f< CASI C F CAST B CASS 1 L Box 596, Niagara Falls, N. Y. CACCIOTTI, Joseph J. (B) Rm. 213, Atlanta 13, Ga. CAMPOS, F. Torres Box 829, Paris, Tenn. CAROTHERS, Richard B,, Jr. (M) CAS? F 38 Illona Dr., Greenhills, Ohio Fabrica Nacional de Vidrio, C. A. H. C. Spinks Clay Co., Inc. CAST (General Electric Co.) CAHOON, Harold P. (S) Interstate Brick Co. 3100 S. 11th E., Salt Lake City 6, Utah CAHOON, John B.,, Jr. (B) 673 S. Livermore Ave. Livermore, Calif. (Lawrence Radiation Lab.) CAIN, Robert W. (RI) Electro Metallurgical Co. Alloy, W. Va. CAITO, A. M. (RI) Basic Incorporated Maple Grove, P. O. Fostoria, Ohio CALA, Charles F. (G) 144 Hoover Rd., Rochester 17, N. Y. (Bausch & Lomb Optical Co.) CALABRESE, Donald W. 404 N. Madison St., Rome, N. Y. CALDWELL, Smiley, Jr. (G) 827 Bayou St., Vincennes, Ind. (Blackford Window Glass Co.) Box 1049, Caracas, Venezuela CANADIAN CERAMIC SOCIETY (Miss L. C. Keith), 49 Turner Rd. Toronto 10, Ont., Canada CANFIELD, J. J. (EF) 2909 Orlando Dr. Middletown 20, Ohio (Armco Steel Corp.) CANNON, John D. 2167 Highview Rd., S. W. Atlanta 11, Ga. CANO, John R. (L) Photocircuits Corp., 31 Sea Cliff Ave. Glen Cove, L. I,, N. Y. CAPEK, Raymond G. (I) 2646 S. Clarence Ave., Berwyn, 111. CAPELLMAN, John J. (R) 1118 Highland St., Tarentum 1, Pa. (Pittsburgh Plate Glass Co.) CAPLAN, Albert (L) Dawson Auto Parts, 92 Wellington, S. Sherbrooke, Que., Canada Box 829, Paris, Tenn. CAROTHERS, T. E. (M) Gladding, McBean & Co. 2901 Los Feliz Blvd. Los Angeles 39, Calif. CARPENTER, F. Scott, Jr. (M) Godfrey L. Cabot, Inc. 125 High St., Boston 10, Mass. CARPENTER, Harry W. (B) 7501 Remmet Ave., Canoga Park, Calif. (Atomics International) CARPENTER, Robert M. (S) Pleasant Rd., Warehouse Point, Conn. (Engineering Consultant) CARPENTER, Woodrow W. (E) Box 293, Newport, Ky. (Ceramic Coating Co.) CARR-LOWREY GLASS CO. (Charles E. Lindsay) Kloman & Wenburn Sts. Baltimore 30, Md. CARR, Robert E. (G) 414 N. High St,, Lancaster, Ohio 6 ( CATC 2 ( C CAV, 1 CAV. 4 c ( CAY1 1 ( CBS ( 1 CECI I. E CED C CALDWELL, Smiley M,, III (G) CAPORALI, Ronald (GJ) (Anchor Hocking Glass Corp.) 300 Cove Ct., Clarksburg, W. Va. 50 Deshon Ct., Butler, Pa. CARRELL, Michael A. (Pittsburgh Plate Glass Co.) (Preston Labs., Inc.) 804 Grand Ave., Keokuk, Iowa I CEN AL^fELL, William D. (El) CAPPS, Webster (G) CARROLL, Jerry W. (R) I perfection Industries National Bureau of Standards 5339-A Newcastle Ave., Encino, Calif. I I?35~%anhoe Rd., Cleveland 10, Ohio Washington 25, D. C. (Atomics International) I 520* * Ceramic Bulletin I VOL ' I'JS/ -V EI Moline Ave. Altadena, Calif. (North American Aviation, Inc.) ARUthERS, John L. (SFI) " Ohio State University Pept. of Ceramic Engineering 124 W. 17th Ave., Columbus 10, Ohio ,AilTER & CO. LTD. " (William D. Cash-Reed) East Quay Rd., Poole, Dorset, England -iETER, David W. u 1712 Mayfield Ave., Joliet, 111. cArTER, D. R. (M) Eagle-Picher Co. American Bldg., Cincinnati 1, Ohio rARTER, F. B. (WI) U Tiffin 12, Ohio (American-Standard Corp.) rARTER, George J. 10202 20th N.E., Seattle 55, Wash. cARTER, Gerard T. (W) Oakland St., R.R. 1, Box 11-A Mattapoisett, Mass. (Cornell-Dubilier Electric Corp.) rARTR, John A. 5058 La Vista Rd., R. R. 1 Tucker, Ga. CARTER, R. (B) General Electric Co., Research Lab. Box 1088, Schenectady, N. Y. CARTER, Richard T. (R) Hitchiner Mfg. Co., Inc. Milford, N. H. CARTWRIGHT, S. V. (SI) 1224 Victoria Ave., Corona, Calif. (Jordan Tile Mfg. Co.) CARVLIN, George M., Jr. (R) Koppers Co., Inc., Koppers Bldg. Pittsburgh 19, Pa. CASAMO, Charles C. (G) Sylvania Electric Products, Inc. Emporium, Pa. CASE, Douglass A. (W) Mountain View Rd. West Trenton 8, N. J. (Ferro Corp.) CASHIN, William M. (R) 151 Mann Ave., Cohoes, N. Y. (General Electric Co.) CASH-REED, William D. Carter & Co. Ltd. East Quay Rd., Poole, Dorset, England CASPER, Richard L. Box 787, Alfred, N. Y. CASS, F. Richard (L) Lambertville Ceramic & Mfg. Co. Lambertville, N. J. CASSIDY, Donald J. Box 1161, Clemson, S. C. CASTERLINE, Dale R. (WJ) 664 N. Grant St., Wooster, Ohio (Doric Corp.) CATON, Milton W. (RF) 22490 Nevada Ave., East Detroit, Mich. (Ceramic Div., Champion Spark Plug Co.) CAVANAUGH, Clifford E., Jr. 1332 Porter St., Philadelphia 48, Pa. CAVANAUGH, D. J. (WI) 4221 Crestwood Dr., N. W. Canton 8, Ohio (United States Ceramic Tile Co.) CAYFORD, James M. (El) 1317 Ridge Ave., Steubenville, Ohio (Toronto Paperboard Co.) CBS ELECTRONICS (Arnold L. Magazine) 100 Endicott St., Danvers, Mass. CECIL, Gowan L. (W) Lone Star Ceramics Co. Box 14215, Dallas 34, Texas CEDOLESA .Ceramics Dominguez de Levante S. A. (Eloy Dominguez L.) Gobernador Viejo 9, Valencia, Spain '"PNTRALAB DIV. GLOBE-UNION INC. (Rcgtfft L. Wolff) 90ljgE. Keefe Ave., Milwaukee 1, Wise. p8,VOL. j|d. 10 (1959) --..--.wiju savvycrj 806 Market St.r Zanesville, Ohio CENTRE TECHNIQUE DES TUILES ET BRIQUES (Jacques Labansat) 23 rue de Cronstadt, Paris XV, France CERAMICA OLIVOS S. A. (Bernardo Fainberg) Sarmiento 470. Buenos Aires, Argentina CERAMIC ASSOCIATION OF JAPAN (Yogyo Kyokai) No. 7, Shiba Nishikubosakuragawa-cho Minato-ku, Tokyo, Japan CERAMIC COLOR & CHEMICAL MFG. CO. (W. F. Wenning) Box 297, New Brighton, Pa. CERMAK, Frank (WF) 1542 Union St., Schenectady 9, N. Y. CERMAK, George F. (B) Berkshire Chemicals, Inc. 4500 Euclid Ave., Cleveland 3, Ohio CERNY, Joseph J. (E) Resistors, Inc. 5226 W. 26th St., Chicago 50, 111. CERULLI, N. Francis (B) Aerojet-General Corp. Materials Res. & Dev., Dept. 5810 . Box 1947, Sacramento, Calif. CHADEYRON, A. A. G. Cleveland Magnesite & Refractory Co. Ltd. Normanby Brickworks, Normanby Middlesbrough, York, England CHAMBERLAIN, Eugene (R) Standard Fire Brick Co. Div. A. P. Green Fire Brick Co. Box 1614, Pueblo, Colo. CHAMBERLAIN, James M. W. (W) U. S. Stoneware Co., Box 350 Akron 9, Ohio CHAMBERS, Fred (M) National Gypsum Co., Luckey, Ohio CHAMBERS, Gordon H. (M) Foote Mineral Co., 18 W. Chelten Ave. Philadelphia 44. Pa. CHAMPION SPARK PLUG CO. CERAMIC DIV, (James S. Owens) 8525 Butler Ave., Detroit 11, Mich. CHANCE, A. B., CO. (Frederick A. Rose) Box 830, Parkersburg, W. Va. CHANTLER, L. W. (R) Standard Lime & Cement Co. Millville, W. Va. CHAPMAN, Alan T. 2063 Jane Ave., Columbus 19, Ohio CHAPMAN, Frank E.. Jr. (El) 1026 Middlesex Rd. Baltimore 21, Md. (Pemco Corp.) CHAPMAN, G. Marsh (W) Harshaw Chemical Co. 6265 Wiehe Rd., Cincinnati 13, Ohio CHAPPELL, Charles H. (R) National Carbon Co. 30 E. 42nd St., New York 17, N. Y. CITARBOITNIER, William P. (RI) Walsh Refractories Corp. 101 Ferry St.. St. Louis 7. Mo. CHARLAND, Tel L. (RI) 316 Elias Dr., Pittsburgh 35, Pa. (Westinghouse Electric Corp.). CHARLES, Richard J. (G) General Electric Co. Research Lab., Box 1088 Schenectady, N. Y. CHARLTON, Alex E. (W) Photoceramics, Inc. 1060 W. Front St., Cincinnati 3, Ohio CHARLTON, Eric (R) S348 Montclair Ave., N.D.G. Montreal, Que., Canada (General Refractories Ltd. of England) CHARTERS, Melvin L. R. R. 2, Caton, N. Y. . CHARVAT, Fedia R. (B) Union Carbide Metals Co. Metals Research Labs. Box 580, Niagara Falls, N. Y. CHASE, Dana (EF) Dana Chase Publications Elmhurst National Bank Bldg. York St. at Park Ave., Elmhurst, 111. CHATTAHOOCHEE BRICK CO. (Paul M. Clark) Chattahoochee Station, Atlanta 18, Ga. CHATTANOOGA GLASS CO. (Joe G. Venable) Chattanooga 10, Tenn. CHAUMEIL, Frederic Verreries de Saint-Just sur Loire Saint-Just-sur-Loire, Loire, France CHEMICAL PRODUCTS CORP. (Robert C. Barrett) Box 815, Cartersville, Ga. CHEN, Louis Y. Box 1172, Alfred, N. Y. CHEN, Paul S. K. (L) Hoffman Electronics Corp. Semiconductor Div., 1001 N. Arden Dr. El Monte, Calif. CHENG, Tao-Yu Union Industrial Research Institute Box 100, Hsinchu Taiwan, Formosa, China CHERGOSKY, Martin M. 206 Cedar St., Urbana, 111. CHERNIACK, George B. (B) Union Carbide Metals Co. Metals Research Labs. 4625 Royal Ave., Niagara Falls, N. Y. CHESTERS, John H. (F) United Steel Companies Ltd. Research & Development Dept. "Swinden Laboratories," Moorgate Rotherham, Yorks, England CHICAGO POTTERY CO. (J. S. Clifford) 1920 Clybourn Ave. Chicago 14, III. CHICAGO VITREOUS CORP. (Alfred S. Ault) 1425 S. 55th Ct., Cicero 50, 111. CHIKALLA, Thomas D. (BJ) General Electric Co. 231-Z Bldg., 200-W Area Box 100, Richland, Wash. CHILCOTE, Joseph H. (R) 1907 16th St., N,, Arlington 1, Va. (Bureau of Ships, Navy Dept.) CHILD, Frank S. (G) Glass Industry 55 W. 42nd St., New York 36, N. Y. CHILD, James L,, Jr. (S) Hancock Brick Sc Tile Co., Box 450 Findlay, Ohio CHILDS, Clayton G. (B) 2257 N. York St., Owensboro, Ky. (General Electric Co.) CHILDS, Edwin E., Jr. (LI) 224 Church St., N. E., Vienna, Va. (Melpar, Inc.) CHILDS, Gary D. (EJI) 126 Wilson Dr., Columbus, Ga. (U. S. Army) CHIN, Tze-Ching Argilas e Minerios Industriais "Aremina" S. A. Caixa Postal 6454, Sao Paulo, Brazil CHIOCHETTI. Vincent E. J. (G) 43 Monroe St., Honeoye Falls, N. Y. (Bausch & Lomb Optical Co.) CHISHOLM, BOYD & WHITE CO. (Robert A. Ebersole) 610 W. 57th St. Chicago 21, 111. CHISHOLM, Harry E. (R) 37772 Brayton St., Fremont, Calif. (Westvaco Mineral Products Div. Food Machinery & Chemical Corp.) CHOE, Jyung Oock Pennsylvania State University Dept, of Ceramic Technology University Park, Pa. CHORMANN, O. I. (E) 195 Gregory Hill Rd. Rochester 20, N. Y. CHOTHIA, Boman S. Wadia Bldg., 137 Queen's Rd. Bombay, India (British Hartford Fairmont Ltd.) 521 .'-hjnipaie11' IH.`[STEXSEX, Carl J. (B) 4*.University of Utah ilt Lake City 1, Utah -[CTIAXO, Joseph P. (L) .^`vhel-McCullough, Inc. Zig San Mateo Ave., San Bruno, Calif. ;1$TIE, Leonard D., Jr. (R) "'.Vest End Ave. Greenwich, Conn. ,,abcock & Wilcox Co.) clSTMAN, Brian B. (W) *iS Xorr's -Ave., Metuchen, N. J. /Richmond Plumbing Fixtures Div. gheem Mfg. Co.) ilSTMAK, C. E. (E) & federal Enameling & Stamping Co. Pittsburgh, Pa. ^/iSTMAN, H. M. (RI) i* iti4 11th St., N.E., Massillon, Ohio-- (Massillon Refractories Co.) t', Gordon P. K. (El) 1 pfaudler-Permutit, Inc. Research Lab. !C00 West Ave., Rochester 3, N. Y. y;SB. A. J. (M) ' Combustion Engineering, Inc. Raymond Div. j] 32 W. Blackhawk St. Chicago 22, 111. i*,-r_'X. Insoo ' 'iS'-i Claremont St., X. W. 1 .Atlanta 18, Ga. Lee ;! Magnolia Rd., Yau Yat Chuen Rowloon, Hong Kong King Sing Ceramic Works) ,-yNG, Dae Hvun ' 3ox 1398, Alfred, N. Y. X'CTTER, George A. (L) Middle Haddam Rd., Portland, Conn. -1 MEXICANA DE REFRACTARIOS A. P. GREEN, S. A. (H. Fetter) Apartado Postal 71 Bis, Mexico, D. F. ilHOWSKI, V. J. (E) rusite Corp., 6000 Fernvietv Ave. C ati 13, Ohio 2iC. TI MILLING PRODUCTS DIV., CINCINNATI MILLING MACHINE CO. ,'Philip O. Geier, Jr.) 4701 Marburg Ave., Cincinnati 9, Ohio .`.PPER, Gean P. Tabor, Iowa ARE, Robert L. (MFI) 112 Rector St., Perth Amboy, N. J. .UK, Alec W. Beatson, Clark & Co., Ltd. Rotherham, York, England USK. Arthur R. (B) ; roxlyn Laboratories : Box 352, Far Hills, N. J. ARK, C. Burton (BF) 1266 Meadowcrest Dr. Pittsburgh 28, Pa. fHarbison-Walker Refractories Co.) `-5K, Horace N. (R) Refractory & Insulation Corp. ``JO Wall St., New York S, N. Y. `BK, James L. (S) 150 Yates St,, Denver, Colo. Robinson Brick & Tile Co.) `RK, John D. (XFI) ;ote Mineral Co., 18 W. Chelten Ave. Philadelphia 44, Pa. Marion A. S. Clark St., Mexico, Mo. RK, Paul M. (S) Aattahoochee Brick Co. -Lattahoochee Station, Atlanta 18, Ga. Paul W. "rwn-Firth Research Labs. jince.c* St., Sheffield 4, England T rd E&MI) .. naven^Rd., Dallas 20, Texas R- T. Vande^ilt Co., Inc.) -38, No. 10 (1^9) *^ w. r. Green Fire Brick Co. 1018 E. Breckenridge St. Mexico, Mo. CLARKE, Ford K. (G) Lansdale Tube Co. Church Rd., Lansdale, Pa. CLAUS, Karl M. (W) Mosaic Tile Co., Research Div. Linden Ave., Zanesville, Ohio CLAYCRAFT CO. (Phillip W. Tefft) Box 866, Columbus 16, Ohio CLAYPOOLE, Stewart A. (G) R.R. 2, Painted Post, N. Y. (Corning Glass Works) CLEEK, Given W. (G) National Bureau of Standards Washington 25, D. C. CLEMENS, Eugene C. (SFI) Cannelton Sewer Pipe Co. Cannelton, Ind. CLEVELAND, George B. (B) California Div. of Mines 217 W. First St. Los Angeles 12, Calif. CLEVELAND MUSEUM OF ART Library 11150 East Blvd., Cleveland 6, Ohio CLEVELAND, Theodore K. (G) Philadelphia Quartz Co. of California Seventh & Grayson Sts. Berkeley 10, Calif. CLEVENGER, Thomas R. Massachusetts Institute of Tech. Rm. 20-C-001, Cambridge, Mass. CLEVER, William R. (G) 401 N. Elm St., Lincoln, 111. (Pittsburgh Plate Glass Co.) CLEVERLY, Robert B. (WI) Mosaic Tile Co. Research & Development Div. Zanesville, Ohio CLEWS, Francis H. British Ceramic Research Assn. Mellor Laboratories, Shelton Stoke-on-Trent, England CLIFFORD, J. S. (W) Chicago Pottery Co. 1920 Clyboum Ave., Chicago 14, 111. CLINE, Carl F. (B) University of California Radiation Labs., Livermore, Calif. CLINE, I. R. (S) Western Brick Co. Box 591, Danville, 111. CLINE, Robert W. (I) 263 N. Main St., Manteca, Calif. CLIPPER DIAMOND TOOL CO., INC. (Joseph Klipper) 345 Hudson St. New York 14, N. Y. CLOSE, Paul (G) Owens-Illinois Box 1035, Toledo 1, Ohio CLOUD, James B. 1010 S. Oak St., Champaign, 111. CLOUGH, Philip J. (R). National Research torp. 70 Memorial Dr., Cambridge 42, Mass. CLOWES, E. J. (L) Clowes Ceramic Corp. 3711 Calhoun Ave. Chattanooga 7, Tenn. CMOLIK, Clarence G. (L) 4403 Sheraton Dr., Parma 34, Ohio (Clevite Research Center) COATES, Bill (SF) Coates Co., Box 935, Austin 65, Texas COBLE, Robert L. (B) General Electric Research Lab. Box 1088, Schenectady, N. Y. COCA-COLA CO. (Marvin Q. Wheeler) Engineering Dept. Drawer 1734, Atlanta 1, Ga. COCKBAIN, Alan G. 20 Francis Crescent South Rotherham, Yorks, England (United Steel Co. Ltd.) Champion Spark Plug Co. Ceramic Div. 8525 Butler Ave., Detroit 11, Mich. COFFEEN, William W. (LFI) 1024 Boulevard, Westfield, N. J. (Metal & Thermit Corp.) COFFIN, Leon B. (S) Andover, N. Y. (Alfred University) COGEN, Saul (S) Davidson Brick Co. 4701 E. Floral Dr. Los Angeles 22, Calif. COGHILL, H. T. (X) - 3832 Woodbridge Rd. Columbus 21, Ohio (Carborundum Co.) COHEN, Aaron (S) Box 405, Willamina, Ore. (Willamina Clay Products) * COHEN, Alvin J. (G) V- Mellon Institute, 4400 Fifth Ave. Pittsburgh 13, Pa. COHEN, Arthur E. (G) C.F.I. Corp. ' Cottage PI., Mineola, N. Y. COHEN, Bernard (G) 130 Spruce Wood Circle Geneva, N. Y. (Sylvania Electric Products, Inc.) COIN, R. H. (E) Ingram-Richardson, Inc. Jefferson Rd., Frankfort, Ind. COLBURN, Steven C. 332 Berwick Blvd., Waukegan, 111. COLE, David L. (LI) Carol Rd., Boxford, Mass. (Sylvania Electric Products, Inc.) COLE. G. Percy (G) Dominion Glass Co., Ltd. Box 190, Montreal, Que., Canada COLE, Harold R. (R) National Carbon Co. Town St., Fostoria, Ohio COLE, Michael Box 44, Alfred, N. Y. COLE, Sandford S. (BFI) Titanium Division, National Lead Co. Research Dept., Box 58 South Amboy, N. J. COLE, Sandford S., Jr. (LI) Sperry Gyroscope Co. Electronic Tube Div. Great Neck, L. I., N. Y. COLEMAN, Caruthers A. (S) Big Run Coal & Clay Co. 133 N. Limestone St., Lexington, Ky. COLEMAN, J. C. (G) 3161 Brandon Rd. Columbus 21, Ohio . (Kimble Glass Co.) COLEMAN, John H. (L) Radiation Research Corp. 1114 First Ave., New York 21, N. Y. COLEMAN, Robert L. (SI) 20631 Greenwood. Olympia Fields, III. (Chicago Brick Co.) COLEMAN, Ronald C. R. R. 1, Box 484, Mount Union, Pa. COLLIGAN, George A. (B) United Aircraft Corp. Research Dept., East Hartford 8, Conn. COLLINS, Frank P. (G) Liberty Glass Co. Collins Bldg., Sapulpa, Okla. COLLINS, Paul F. (WI) Austenal Co., Div. Howe Sound Co. 7001 S. Chicago Ave., Chicago 37, 111. COLLINS, William G. (BI) 1335 N. Jackson St., Waukegan, 111. (Johns-Manville Products Corp.) COLOSKY, Benjamin P. (R) 9613 Camille Rd., Jeffersontown, Ky. (Corhart Refractories Co.) COLTON, Ervin (R) AUis-Chalmers Mfg. Co. Box 512, Milwaukee 1, Wise. COLUMBIA FIRE BRICK CO. Box 130, Dover, Ohio 523 li It V Une uateway center, Pittsourgh 22, Pa. r0MBS, Will (R) *' 4502 Rambo Lane, Toledo, Ohio (Mexico Refractories Co.) -nMBUSTION ENGINEERING, INC. RAYMOND DIV. (A. J. Chubb) 1132 W. Blackhawk St. Chicago 22, 111. c0MEFORO, J. E. (L) Frenchtown Porcelain Co. Frenchtown, N. J. r0MER, Richard L. (L) 6371 Springdale Blvd. Grand Blanc, Mich. (A C Spark Plug Div. General Motors Corp.) S- A. COMERCIO E INDUSTRIAS Souza Noschese (Pedro Noschese) Rua Julio Ribeiro 243 ~ Sao Paulo, Brazil COMMERCIAL DECAL, INC. (Alfred Duhrssen) Box 759 East Liverpool, Ohio COMMERCIALORES, INC. (Henry S. Doty) 30 Church St., New York 7, N. Y. COMMONS, Charles H,, Jr. (WFI) Forest Lane, R. R. 2, Malvern, Pa. (Foote Mineral Co.) roMPAGNUCCI, Julius P. (W) 118 Kent St., Trenton, N. J. (Bay Ridge Specialty Co.) CONABEE, Earl E. Box 847, Alfred, N. Y. CONARD, John B. (S) 600 Hawthorne Lane, Mansfield, Ohio (Richland Shale Brick Co.) CONDON, Edward U. (G) 6604 Waterman Ave., St. Louis 30, Mo. ( Consultant) CONNELLY, Daniel S. (R) 2801 N. Park Blvd. Cleveland Heights 18, Ohio (American Ship Building Co.) CONNOR, Joseph H. R. R. 1, Short's Trailer Ct. Alfred Station, N. Y. CONOVER, Ray C. (RI) 1400 Shady Glen Rd. Glendale 8, Calif. (H. K. Porter Co., Inc.) CONRAD, Charles E., Jr. (GI) Ford Motor Co., Glass Div. Box 1355, Nashville, Tenn. CONRAD, Keith (G) Owens-Illinois Box 1019, Oakland 4, Calif. CONROE, Barden A. (G) 93 Gorton St., Corning, N. Y. (Corning Glass Works) CONSOLIDATED FELDSPAR DEPT. ' INTERNATIONAL MINERALS & CHEMICAL CORP. (William K. Burriss) Old Orchard Rd., Skokie, 111. CONSOLIDATED GLASS WORKS, LTD. (I. Donen) Box 562 Germiston, Transvaal, South Africa CONSUMERS GLASS CO., LTD. (John N. Jordan) Box 456, Station B Montreal, Que., Canada CONTARDI, William A. (LI) 206 Highland Ave., Metuchen, N J. (General Instrument Corp.) CONTINENTAL CAN CO., INC. HAZEL-ATLAS GLASS DIV. (William R. Prindle) 15th & Jacob Sts., Wheeling, W. Va. ' COOK, Eugene M. (G) j 509 Broadlawn Terrace, Vineland, N. J. (Kimble Glass Co.) .{ COOK, Herman L. (EF) J 1555 Beardsley Ave., Muskegon, Mich. (Nrge Div., Borg-Warner Corp.) COO^ Louis S. . - Htipi Kaskilane, Concord, Calif. Voifl& No. 10 (1959) > Box 98037, Pittsburgh 27, Pa. COOK, Miles H. (L) Cameli Dr., Wappingers Falls, N. Y. (IBM Corp.) COOK, Ralph L. (LFI) 204 Ceramics Bldg. University of Illinois, Urbana, 111. COOK, W. Howard (R) 5908 Nottingham Rd. Knoxville 18, Tenn. (Oak Ridge National Lab.) COOK, William R., Jr. (L) Clevite Research Center 540 E. 105th St., Cleveland 8, Ohio COOKE, Charles C. (G) 2858 S. 109th St., Toledo 11, Ohio (Owens-Illinois) COOKE, David C. (WI) 404 Strawbridge Ave., Westmont, N. J. (Universal-Rundle Corp.) COOKE, William C. (GI) Blue Ridge Glass Div. American-Saint Gobain Corp. Kingsport, Tenn. COOMBS, Vemer D. (B) 1052 Priestly L.P., Erie, Pa. (General Electric Co.) COONS, John H. (R) Corhart .Refractories Co. 940 Commonwealth Bldg. Louisville 2, Ky. COOPER, Alfred R. (I) 45 Orchard St., Jamaica Plain, Mass. COOPER, Charles F. 79 Lion Rd. Bexleyheath, Kent, England COOPER, George I. (L) 1329 E. Vernon Rd. Philadelphia 50, Pa. (U. S. Army Signal Corps Supply Agency) COOPER, Joseph E. (GJ) 108 W. Eighth Ave., Tarentum, Pa. (Pittsburgh Plate Glass Co.) COOPER, Martin M., Jr. R. R. 7, N. Parker Rd. Greenville, S. C. COOPER, Roger C. (E) Fusite Corp., 6000 Fernview Ave. Cincinnati 13, Ohio COOPER, Ronald G. Industries Pty. Ltd. 402 Liverpool Rd. Croydon, N.S.W., Australia COOPER, Samuel A., Jr. (S) 40934 Scott Ave., Greensboro, N. C. (Pomona Terra Cotta Co.) COOPER, William G. (M) 6912 Stadium Dr., Brecksville, Ohio (Ferro Corp.) COOPERSTEIN, Raymond (B) 8798 Eldora Dr., Cincinnati 36, Ohio (General Electric Co.) COORS, Joseph (L) Coots' Porcelain Co. 600 Ninth St., Golden, Colo. COORS PORCELAIN CO. (Joseph Coors) 600 Ninth St., Golden, Colo. COPELAND, Howard R. (R) 34 Countrywood Dr. Morris Plains, N. J. (A. P. Green Fire Brick Co.) COPELAND, R. Spencer C. \V. T. Copeland & Sons Ltd. Spode Works Stoke-on-Trent, Staffs, England COPP, Albert N. 314 Stuart Ave., Aurora, 111. CORAH, Donald E. (I) 2440 N. Forest Rd., GetzviHe, N. Y. CORBAN, Wilbur H. (W) 3275 Buena Vista Circle " Zanesville, Ohio (Ceramic Supply Co.) Box 249, Somerville, N. J. CORBMAN, Morriss (S) New Jersey Shale Brick & Tile Corp. Box 249, Somerville, N. J. CORDES, John E. (MI) 4818 Paseo de las Tortugas Torrance, Calif. CORHART REFRACTORIES CO. (Edward C. Leibig) 940 Commonwealth Bldg. Louisville 2, Ky. CORNELIUS, Yngve R. (G) Cornelius Engineering Co. Box 6525, Tigard, Ore. CORNING GLASS WORKS (Howard R. Lillie) Corning, N. Y. CORNISH, Frank L. (G) Corning Glass Works, Charleroi, Pa. CORNWELL, George L. (B) 171 Eiseman, Kenmore 17, N. Y. (Exolon Co.) CORP, Paul M. (E) Alliance Ware, Inc., Alliance, Ohio CORRADA, Marco A. (G) Puerto Rico Glass Corp. Box 4272, San Juan, Puerto Rico CORSON, Robert (GI) 21 Campbell Rd., Framingham, Mass. (Sylvania Electric Products, Inc.) CORWIN, Rudolph E. (L) Applied Physics Laboratory 1013 E. 40th St., Seattle 5, Wash. COSOLITO, Bart G. (RJ) 43 Cottonwood Rd. Port Washington, N. Y. (Grumman Aircraft Engineering Corp.) COSTELLO, R. E. (W) Zeller Corp. Fort Wayne Rd., Defiance, Ohio COTTON, Nigel Elijah Cotton Ltd. Nelson Pottery, Hanley Stoke-on-Trent, Staffs, England COUCH, Albert H. (RFI) Libbey-Owens-Ford Glass Co. 1701 E. Broadway, Toledo 5, Ohio COUGHANOUR, L. W. (L) 4094 Ben Lomond Dr., Palo Alto, Calif. (General Electric Microwave Lab.) COULTER, William G. (M) 4824 Meadowlane N. W., Canton, Ohio (Pemco Corp.) COUNTS, William E. (L) 1422 W. Home Ave., Flint, Mich. (A C Spark Plug Div. General Motors Corp.) COURI, Richard A. (G) Box 87, South Woodstock, Conn. (American Optical Co.) COURT, G. Robert (E) 38072 Alta Dr., Fremont, Calif. (A. O. Smith Corp.) COURTNEY, Scott J. (M) B. F. Drakenfeld & Co. 45-47 Park PI., New York 7, N. Y. COURTRIGHT, Edward L., Jr. 2101 S. College Ave., Apt. 4 Bryan, Texas COUTANT, Edward R. (G) General Electric Co., 1285 Boston Ave. Bridgeport 2, Conn. COVAN, H. E. (M) R. R. 3, Box 10, Bryan, Texas (Orton Foundation) COWAN, J. G. "Roselands," Billington Haughton, Staff, England (Universal Grinding Wheel Co.) COWAN, Robert E. (B) 3806 Gold St., Apt. 12 Los Alamos, N. M. (Los Alamos Scientific Lab.) COWELL, J. Robert, Jr. (GI Woodville Lime Products Co. 2140 Jefferson Ave., Toledo 2, Ohio 525 iv !: i gt. Marys, Pa. .yl,ES, Roderick J. (B) (YjValworth Co. Research & Development Div. 1505 Washington St. praintree 85, Mass. 0.ING, Kenneth W. fi 79 Norwood Rd. Sheffield 5, England (Thos. Marshall & Co., Ltd.) j-, John E. (E) (y jjellon Institute 44QO Fifth Ave., Pittsburgh 13, Pa. John J. ^ 4525 1 9th N. E,, Seattle 5, Wash. K, Paul E. (SF) TM 520 Canal St., Baton Rouge 2, La. Samuel F. (G) > 1722 Alcoa Dr., Arnold, Pa. (Pittsburgh Plate Glass Co.) -o, Shaun M. * Normanhurst, Westoe Village South Shields, Durham, England (Consultant) r0Y, John Joel (E) 1 4 Noreen Dr. Scarborough, Ont., Canada (Frigidaire Products of Canada Ltd.) rt)ZAD, John O. (G) Demuth Glass WoTks, Inc. Box 629, Parkersburg, W. Va. cgAFT, R- S. (R) Findlay Clay Products Co. Box 517, Washington, Pa. <-j[AIG, Bruce G. (E) 4520 N. 148th, Milwaukee, Wise. (A. O. Smith Corp.) jrAIG, David M., Jr. (G) Pittsburgh Plate Glass Co. One Gateway Center, Pittsburgh 22, Pa. (SAIG, James W. (RF) Canadian Refractories, Ltd. 540 Canada Cement Bldg. Montreal 2, Que., Canada rG, John D., Jr. (W) 5 Turf Rd., Levittown, Pa. (.Manufacturer's Representative) CRAIN, Harold H,, Jr. (RI) 228 Constitution Dr. Pittsburgh 36, Pa. (Westinghouse Electric Corp.) CRAMER, Deane G. 7 Lakeside Tr., Urbana, 111. CRAMER, W. E. (WFI) Industrial Ceramic Products, Inc. 965 W. Fifth Ave., Columbus 8, Ohio CRANDALL, Eugene R. (RI) 258 Gulf St., Milford, Conn. (American Refractories & Crucible Corp.) CRANDALL, James R. (EFI) 4514 Chestnut St., Bethesda 14, Md. (National Bureau of Standards) CRANDALL, William B. (RFI) Box 707, Alfred, N. Y. (State University of New York College of Ceramics, at Alfred Univ.) CRANE CO., CHATTANOOGA DIV. (W. M. Hamilton) 33rd and Alton Park Blvd. Chattanooga 1, Tenn. CRAVEN, Henry E. (R) , W. R. Grace & Co. Davison Chemical Div. Box 885, Lake Charles, La. CRAWFORD, George E. (WFI) Universal-Rundle Corp. Box 960, New Castle, Pa. CRAWFORD, J. C., Jr. (R) Johns-Manville Sales Corp. 22 E. 40th St., New York 16, N. Y. CRA- 'ORD&J. L. (RFI) Foothill Rd. hi.ita Barbara, Calif. ^ol. 38, No. To (1959) tsaocock & Wilcox Co. 1040 National City Bank Bldg. Cleveland 14, Ohio CRESS, William C. (SI) Eastern Brick & Tile Co. Box 1576, Sumter, S. C. CRESSY, Morton (G) Emhart Manufacturing Co. 333 Homestead Ave. Hartford 2, Conn. CRIDER, Paul H. (E) 218 McDowell Ave., Dunbar, W. Va. (Beaman Mfg. Corp.) CRIDGE, Edmund S. R. R. 1, Gansevoort, N. Y. S. A. CRISTALERIAS DEL URUGUAY (Francisco J. Gercar) Comercio 1491 Montevideo, Uruguay CROCKETT, William E. (X) 1215 N. Arlington Ave. Indianapolis 19, Ind. (Sales Engineer) CRONIN, Leo J. (L) 210 Brewington Ave. Watsonville, Calif. (Semicon of California, Inc.) CRONINGER, George J. (M) A. J. Wahl, Inc., 8 Central Ave. Brocton, N. Y. CROOK, Charles Edmund (W) Los Angeles Chemical Co. 4545 Ardine St., South Gate, Calif. CROOKSTON, James A. (RI) 1224 E. Jackson St., Mexico, Mo. (A. P. Green Fire Brick Co.) CROOM, Henry C. (SJ) 2070 B Ingieside Ave., Macon, Ga. (Burns Brick Co.) CROSBY, Donald P. (RI) Box 1108, Jackson, Calif. (Harbison-Walker Refractories Co.) CROSKEY, Carl D. (W) 208 RoIIingdale Rd. Catonsville 28, Md. (Insulator Dept. General Electric Co.) CROSS, A. H. B. J & J Dyson Ltd., Griffs Works Stannington, Nr. Sheffield, England CROSS, Owen H. (M) Swindell-Dressler Corp. Box 1888, Pittsburgh 38, Pa. CROSSLEY MACHINE CO. (Donald M. Miller) 301 Monmouth St., Trenton 9, N. J. CROSSLEY, Robert H. (W) St. Joseph Lead Co. 250 Park Ave., New York 17, N. Y. CROUCH, Lester A. (RI) 2717 Harlan St., Denver 15, Colo. (Denver Fire Clay Co.) CROUCH, Marvin A. 5544 Sylvan Dr., Columbia, S. C. CROWE, Samuel H., Jr. (G) 416 Mississippi Ave., Crystal City, Mo. (Pittsburgh Elate Glass Co.) CROWLEY, Henry L. (L) 365 Forest Rd., South Orange, N. J. (Crowley Div., Aerovox Corp.) CROWLEY, Michael S. (I) 18363 S. Klimm Ave., Homewood, 111. CRUIKSHANK, C. L. (XF) Great Lakes Foundry Sand Co. 1217 Francis Palms Bldg. Detroit 1, Mich. CUFFIA, Domenic C. 377 Monroe Ave., Leechburg, Pa. CULLER, Vaughn E. (G) Corning Glass Works, Corning, N. Y. CULLEY, Paul Pole Bridge Rd., R. R. 1 Geneseo, N. Y. CULVER, Richard L. Delhi Stage, Oneonta, N. Y. CUMMINGS, Leonard C. (M) 8614 W. 120th, Palos Park, 111. (Chicago Copper & Chemical Co.) Morning Glory Rd., Bound Brook, N. J. (Johns-Manville Corp.) CUMMINS, Robert K. (G) General Electric Co. Willoughby Quartz Plant Campbell Rd. & Euclid Ave. Willoughby, Ohio CUNLIFFE, J. A. (S) Northwest Ceramics Ltd. 306 Qu'Appelle Bldg. Edmonton, Alta., Canada CUNNINGHAM, Eugene E. (G) Owens-Coming Fiberglas Corp. Glass Technology Case Ave., Newark, Ohio CUNNINGHAM, James A. (S) Adams Clay Products Co. Box 32, Martinsville, Ind. CUNNINGHAM, Robert J. (G) 2015 Cold Springs Dr., R. R. 3 Lancaster, Ohio (Anchor Hocking Glass Corp.) CURCIO, Anthony L. (LI) 21 ChuTch St., Bound Brook, N. J. (Radio Corp. of America! CURCIO, Vincent M., Jr. Ideal-Standard, S. A. Caixa 147, Jundiai, Sao Paulo, Brazil CURL, Joseph H. (G) Owens-Coming Fiberglas Corp. Toledo, Ohio CURRAN, EDWARD ENGINEERING, LTD. (Terence P. Nealon), Cardiff, Wales CURRAN, Martin T. Box 562, Alfred, N. Y. CURRAN, Robert (RI) 75-08 35th Ave. . Jackson Heights 72, N. Y. (Plibrico Co.) CURRIE, Thomas E. (E) Box 33, Berwyn, Pa. (Foote Mineral Co.) CURRY, William J.. Jr. (R) Hiram Swank's Sons, Box 630 Johnstown, Pa. CURTIS, Carl E. (RFI) R. R. 3, Kingston, Tenn. (Oak Ridge National Lab.) CURTIS, Miles E. (E) 301 Brunswick Rd., Louisville 7, Ky. (Ferro Corp.) CURTIS, William H,, Jr. (G) 108 Olan Dr., Glen Burnie, Md. (Pcmco Corp.) CURTS, R. M. (G) American Potash & Chemical Corp. 99 Park Ave., New York, N. Y. CUSICK, Charles S. (G) Pittsburgh Plate Glass Co. Works #7, Cumberland, Md. CUTHILL, John R. (E) National Bureau of Standards Metallurgy Div. 8.2 Washington 25, D. C. CUTLER, Ivan B. (B) 220 Mines Bldg., University of Utah Salt Lake City 12, Utah D DAGER, Probert W. (MFI) 5628 Greenbush, Van Nuys, Calif. . (H. C. Spinks Clay Co.) DAGGETT, George, Jr. Box 824, Alfred, N. Y. DAHLSTROM, Roy (X) National Lead Co. Ill Broadway, New York 6, N. Y. DALE, Alfred J. (W) "Contek" 3975 Cedar Hill Cross Rd. Victoria, B. C., Canada DALEY, Frank E. (MI) Godfrey L. Cabot, Inc. 125 High St., Boston 10, Mass. DALTON, Robert H. (G) 234 Delevan Ave., Coming, N. Y. (Coming Glass Works) 527 oiljj Lincoln Ave., Detroit 8, Mich, .'y, Robert A. p.' ii'Graniatan Dr., Yonkers, N. Y. !\SCO, Frank (B) Lincoln Rd., W., Plainview, X. Y. /Republic Aviation Corp.) %{ErELL, Arthur G. H. P1 \\'i!kinson Sword Ltd. p0vle Mill Works /ninbrook, Bucks, England .VIELSON, R. R. (EFI) P" 120 Richmond Terrace, Rahway, N. J. /Consultant) ijjKS, William H. (G) 1*216 Mississippi Ave., Crystal City, Mo. /Pittsburgh Plate Glass Co.) ((RN'ELL, Hannon C. (S) O' jfurrav Tile Co., Inc., Cloverport, Kv. nARRAH. W. A. (R) General Combustion Co. - 001 N. Oak Park Ave., Oak Park, 111. S GUPTA, A. K. (L) *' yvUen-Bradley Co. j36 W. Greenfield Ave. Milwaukee 4, Wise. nil/MKE. Arthur H. (W) v' \7 W. 170 Hillside Ln., Hinsdale, 111. (Harshaw Chemical Co.) nU-'WALTER, A. C. (S) u' W. S. Dickey Clay Mfg. Co. Box 2028, Kansas Citv 42, Mo. pAVENPORT, Warren H. (R) 53 Paine St., Worcester 5, Mass. (Norton Co.) oAVEY, Earl R. (W) Canadian Ohio Brass Co., Ltd. Niagara Falls. Ont., Canada daVEY & MOORE LTD. (K. A. Murdoch) Lockfield Ave. Brimsdown. Enfield Middlesex, England DAVIDSON, Albert (W) Mill Rd., Box 90, Matawan, N. J. (Architectural Tiling Co.) DAVIDSON, E. O. (M) Trinity Ceramics, Inc. 9016 Diplomacy Row, Dallas 35, Texas VIES, Chester A. (WI) Park Lake Ave., Titusville, N. J. (American Radiator & Standard Sanitary Corp.) DAVIES, Edward G. (G) Dominion Glass Co., Ltd. Wallaceburg, Ont., Canada DAVIES, Louis F. (M) Carborundum Co., Globar Div. 2626 Malt Ave., Los Angeles 22, Calif. DAVIES, Ray, Jr. (R) General Refractories Co. 681 Market St. San Francisco 5, Calif. DAVIES, Thomas H. (G) Mellon Institute, 4400 Fifth Ave. Pittsburgh 13, Pa. DAVILA, A. E. Fernandez Londres 1122, Longchamps FNGR Buenos Aires, Argentina i ( (Ferro Enamel S. A.) DAVIS, Clarke P. (W) 82 Broad St., Danielson, Conn. (American--Standard) DAVIS, Earl K. (G) Bausch & Lomb Optical Co. Rochester, N. Y. DAVIS FIRE BRICK CO. Oak Hill, Ohio DAVIS, George C., Jr. (R) Kaiser Aluminum & Chemical Sales, Inc. 1924 Broadway, Oakland 12, Calif. DAVIS, Harry E. (WFI) Universal Potteries, Inc. Cambridge, Ohio Davis, h. m. (E) Pennsylvania State University ueraLJndustries Bldg, university Park, Pa. V0L. 38.^Noll0 (1959) /H High Rd., Corning, N. Y. (Corning Glass Works) DAVIS, James T. 886 Boulevard, Macon, Ga. DAVIS, Kenneth R. (G) Famco, Inc. Box 117, Highland Park Station Louisville, Kv. DAVIS, M. Paul, Jr. 53 Meehan Dr., Dayton 31, Ohio DAVIS, N. B. (M) Quebec Metallurgical Industries Ltd. 88 Metcalfe St., Rm. 602 Ottawa 4, Ont., Canada DAVIS, 2/Lt. Richard P. (LJ) 18 Artillery Group Southpark Military Reservation Pittsburgh 36, Pa. DAVIS, Robert E. (M) 210 E. Park, Elmhurst, 111. (Lindberg Engineering Co.) DAVIS, Sam H,, Jr. (WI) Kohler Co., Spartanburg, S. C. DAVIS, Thomas M. (DJ) 2549 Bryden Rd., Columbus 9, Ohio (Harrop Ceramic Service Co.) DAVIS, Walter M. (R) Aluminum Co. of America 1515 Fidelity Philadelphia Trust Bldg. Philadelphia 9, Pa. DAY, Arthur L. (Honorary, G) 9113 Old Georgetown Rd. Bethesda 14, Md. DAY, Britton T. (R) American Fire Clay & Products Co. Box 157, Canfield, Ohio DAY, Charles M. (R) Valley Dolomite Corp. Room 902, 915 Olive St. St. Louis 1, Mo. DAY, Delbert E. 219 S. Sparks St., State College, Pa. DAY, Frank, Jr. (G) Owens-Coming Fiberglas Corp. Newark, Ohio DAY, Jack F. (WI) 2002 Woodland Ave., N. W. Canton, Ohio (United States Ceramic Tile Co.) DAY, Ralph K. (GFI) 307 W. Harrison Ave., Maumee, Ohio (Libbey-Owens-Ford Glass Co.) DAY, Robert B. (SI) Structural Clay Products Research Foundation, Geneva, 111. DEADWYLER, Earnest W. (RI) 2599 Glenmawr Ave. Columbus 2, Ohio (United States Army) DEAN, Homer (W) Hubbard & Co., Box 61, Lyons, 111. DE BECK, Hubert O. (M) Box 264, Johnson City, Tenn. (Consultant) DEBENHAM, (W. S. (RFI) United States Steel Corp. 525 William Penn PI. Pittsburgh 30, Pa. DE CAIN, Donald (L) 7 Shelley Ave., Valhalla, N. Y. (General Precision Lab., Inc.) DECKER, Alfred R. (M) Champion Spark Plug Co. Box 637, Cambridge, Ohio DECKER, Edgar A. (W) G. S. Robins & Co. 126 Chouteau, St. Louis 2, Mo. DECKER, Edward L. (E) 42 Wilson St., Middletown, N. Y. (Pemco Corp.) DE COURSEY, Donald T. (E) 1318 Prospect Dr., Wilmington 3, Del. (E. I. du Pont de Nemours & Co.) DEEG, Emil W. (B) Bell Telephone Labs. 555 Union Blvd., Allentown, Pa. American Nepheline Ltd. 25 King St. W., Rm. 3110 Toronto 1, Ont., Canada DEIGNAN, Charles J. (SI) 7609 Burkey Ave., Reynoldsburg, Ohio (Claycraft Co.) de LACERDA, Fred W. Cia. Acos Esp. Itabira Av. 2 C. 17, Acesita, M. G., Brazil DELAWARE CLAY CO. (Homer W. Wilson) Box 352 Delaware, Ohio de LEEUW, Peter Carborundum Co., Refractories Div. c/o Eisenberg & Co., Inc. Central P. O. Box 323, Tokvo, Japan DeLELLIS, Albert J. (B) Pennsbury Pottery, Morrisville, Pa. DE LEON, Aaron (R) Refractarios Hidalgo, S. A. Av. Cuauhtemoc No. 142 Apdo. Postal 66 Pachuca, Hgo., Mexico DELGADO, Cyril B. (G) Amwell Rd., Neshanic, N. J. (Glass & Ceramic Supplies Co.) DeLONG, Hermon W., Ill (GI) 67 Main St., Dansville, N. Y. (Department of Public Works) DELOTT, Charles R. (LJ) 30 Dover St., North Adams, Mass. (Sprague Electric Co.) DELP, Ray G. 299 Berkshire Rd., Clemson, S. C. DEL ROSSO, 2/Lt. Louis J. (RJ) AOBC #3 1st Stu. Off. Btry. USA Arty. & Msl. School Fort Sill, Okla. DEMAISON, R. J. (R) Quigley Co., Inc., 415 Madison Ave. New York 17, N. Y. DeMARIA, Vincent C. (G) Glass Products Development Lab. 3612 Merrick Rd. Seaford, L. I., N. Y. DEMUTH GLASS WORKS, INC. (Donald D. Faulkner) Box 629, Parkersburg, W. Va. DENES, Peter (L) 5305 N. Diversey Blvd. Milwaukee 17, Wise. (Allen-Bradley Co.) . DENISON ENGINEERING DIV. AMERICAN BRAKE SHOE CO. (W. C. Denison), 1160 Dublin Rd. Columbus 16, Ohio DENISON, George W. (SF) Ohio Clay Co.. Box 1776 Cleveland 5, Ohio DENISON, John C., Jr. (G) John C. Denison & Son Co., Box 63 Rochester, Pa. DENISON, Norman E. (S) Ohio Clay Co., Box 1776 Cleveland 5, Ohio DENISON, W. C. (M) Denison Engineering Div. American Brake Shoe Co. 1160 Dublin Rd., Columbus 16, Ohio DENK, William J. 509 W. 11th St., Rolla, Mo. DENNIS, John S. (MJ) 17 Del Rio Dr., Yardley, Pa. (United Clay Mines Corp.) DENNISON, Brook J. (G) 710 Robinhood Rd., Pittsburgh 15, Pa. (Pittsburgh Plate Glass Co.) de PABLO, Liberto (BJ) Apartado Postal 20722 Mexico 6, D. F., Mexico (Ferro Enamel de Mexico, S. A.) De PIOLENC, Gerard (X) Saint Gobain, Inc. 500 Fifth Ave., New York 36, N. Y. DE POORTER, Gerald 5417 47th S. W., Seattle 16, Wash. 529 (Ferro Corp.) peREMER, John W. (RI) SOI Arizona Dr., New Kensington, Pa. (American-Saint Gobain Corp.) pERGE, Gerhard (X) Carnegie Institute of Technology Pittsburgh IS, Pa. pERINGER, W. A. (EFI) A. O. Smith Corp. 3533 N. 27th St., Milwaukee 1, Wise. ^gROUX, Juan Ramon (I) Box 1486, Panama, Rep. of Panama (Panama Clay Products Co., Inc.) pESENNE, Claude M. (S) SOS Cote de 1'Eglise Boischatel Co. Montmorency, Que., Canada (Citadel Brick Ltd.) pETAMORE, Walter A. (S) Chemical Products Corp. Box 81S, Cartersville, Ga. pEURVORST, F. B. M. ~ Het Zonnehuis, Paasberglaan 9 Terborg, Holland (Koninklijke Fabrieken Diepenbrock & Reigers N. V.) DEUTSCHE GLASTECHNISCHE GESELLSCHAFT Bockenheimer Landstrasse 126 Frankfurt (Main), Germany pEUTSCHE KERAMISCHE GESELLSCHAFT Reuterstrasse 2SS Bonn/Rhein, Germany peVILBISS CO. (E. F. Frey) Phillips & Detroit Aves. Toledo 1, Ohio de VILLE, 2/Lt. Ralph W. (WI) Hq Air Materiel Command, Box 1243 Wright-Patterson AFB, Ohio peVOE, Charles F. (RF) 38 W. Fourth St., Corning, N. Y. (Coming Glass Works) DEVRIES, Edward R. (G) Prismo Safety Corp., Huntingdon, Pa. DeVRIES, Robert C. (B) General Electric Co., Research Lab. The Knolls, Schenectady 3, N. Y. ))EW, Robert J., Jr. (B) Ceram-Chem. Research Lab. University of Tampa, Tampa, Fla. DEWEY, B. F. (W) 42 Summit St., LeRoy, N. Y. (Lapp Insulator Co.) DEWEY, John L. (R) Reynolds Metals Co. Box 191, Sheffield, Ala. de WYS, E. Christiaan (B) 47 Mountain View Ave., Hurley, N. Y. DEXHEIMER, E. C. (E) 917 Country Club Drive St. Louis 21, Mo. DEXTER, John N. (B) 1121 Lambaren Ave., Livermore, Calif. (Lawrence Radiation Lab.) DEYO, R. Daniel (R) 104 Dogwood, Park Forest, 111. (United States Steel Corp.) DIAMANT BOART S. A. 74, ave. du Pont de Luttre Bruxelles 19, Belgium DIAMOND ALKALI CO. (L. T. Welshans) Cement-Coke Div. 300 Union Commerce Bldg. Cleveland 14, Ohio DIAMOND, Grant S. (RFI) Electro Refractories & Abrasives Corn. 344 Delaware Ave., Buffalo 2, N. Y. DIAMOND, Jacob J. (B) National Bureau of Standards Conn. Ave. & Van Ness St., N. W. Washington 25, D. C. DIAZ, Jose J. (I) Fabrica Nacional de Loza de Penco S. A. Box 31, Penco, Chile r BENEDETTO, Bernard Raytlfcgp Co. Seyofijllldg., Waltham, Mass. Vol. * 10 (1959) J ~ A ^ VJUIUUII JI., ziauuitu AACi^iiis, 1 u. (Pittsburgh Plate Glass Co.) DICK, William O., Jr. (G) 170 Deerland Ave., Painted Post, N. Y. (Corning Glass Works) DICKAS, Charles H. (E) 1524 Sunset Rd., Chattanooga, Tenn. (Samuel Stamping & Enameling Co.) DICKENS, H. A. Nilsen Porcelains (Aust.) Pty. Ltd. 221 Separation St. Northcote, Victoria, Australia DICKEY, Herbert R. (S) 26 Regent St. St. Thomas, Ont., Canada (Canada Vitrified Products, Ltd.) DICKEY, John M., Jr. (SI) Hanley Co., Summerville, Pa. DICKINSON, S. J. (R) American Smelting & Refining Co. South Plainfield, N. J. DICKSON, Terry E. 329 Noble St., Elmira, N. Y. DIEHL, Carl W. (R) 416 Kenwick Dr., Syracuse 8, N. Y. (Electro Refractories & Abrasives Corp.) DIETERT, Harry W. (M) Harry W. Dietert Co. 1214 Virginia Dr., Kerrville, Texas DIETRICH, Waldemar F. (M) 2409 Clay St. San Francisco 15, Calif. (U. S. Bureau of Mines) DIETTERLE, Edwin W. (WFI) 3834 Monteith Dr. Los Angeles 43, Calif. (Ferro Corp.) DIETZ, Earl D. (I) 3314 Stanhope Dr., Toledo 6, Ohio DIETZEL, Adolf Max-Planck-Institut fur Silikatforschung, Wurzburg, Germany Neunerplatz 2 DiLAZZARO, John F. 4015 34th S., Seattle 8, Wash. DILLARD, William F., Jr. (S) 2125 E. Side Court, Augusta, Ga. (Merry Bros. Brick & Tile Co.) DILLENDER, Richard D., Jr. (L) 8 Sunnybrook Trail Signal Mountain, Tenn. (American Lava Corp.) DILLIARD, Paul D. (GI) 1313 E. Wheeling St., Lancaster, Ohio (Anchor Hocking Glass Corp.) DILLINGHAM, Robert P. (L) 2436 Mt. Olive Lane, Bradbury, Calif. - (Gladding, McBean & Co.) DILLON, Ronald A. (R) 33 Nielsen Lane, Lenox, Mass. (General Electric Co.) DILLON, Zale (W) 540 S. Samuel Dr., Zanesville, Ohio (Mosaic Tile Co.) DIMOND, John A. (E) General Electric Co., Bldg. 1-9 3001 E. Lake Rd., Erie 1, Pa. DINET, Rene Emaux Vitrifies Pailliette 37, ave. Charles de Gaulle Charleville, Ardennes, France DINGLEDINE, H. F. (S) National Sewer Pipe Ltd. 330 Wentworth St., N. Hamilton, Ont., Canada DINGLER, Edward L,, Jr. (M) Carborundum Co. Refractories Div., Globar Plant Box 339, Niagara Falls, N. Y. DINGWALL, Andrew (G) 588 Grove St., Upper Montclair, N. J. (Consulting Scientist) DINGWALL, Andrew G. F. (G) Brookdale Gardens, Apt. 12C Bloomfield, N. J, (Radio Corp, of America) i-iu/ c-iicrry i-awn .-ue. Ovvosso, Mich. (Mid-West Abrasive Co.) DIRKSEN, A. J. (G) American Potash & Chemical Corp. 99 Park Ave., New York 16, N. Y. D1STILLATOR, Philip R. (W) Jackson Vitrified China Co. 2 West St., Pelham Manor 65, N. Y. DITHRIDGE, Edward H. (E) Richmond Plumbing Fixtures Div. Rheem Manufacturing Co. 1729 Pennsylvania Ave., Monaca, Pa. DiVITA, Sam (L) U. S. Army Signal Research & Development Lab. Materials Branch. Inorganic Sect. Fort Monmouth, N. J. DIXON, Anna Lane (D) 815 N. Fourth St., Burlington, Iowa DIXON, Gene (R) Kyanite Mining Corp., Dilhvyn, Va. DIXON, JOSEPH, CRUCIBLE CO. (W. R. Wyckoff) 167 Wayne St. Jersey City 3, N. J. DODD, Charles M. (SFI) Iowa State University Dept, of Ceramic Engineering Ames, Iowa DODGE, Alfred W. (G) Continental Can Co., Inc. Hazel-Atlas Glass Div. Box 911, 15th & Jacob Sts. Wheeling, W. Va. DOELP, E. B. (R) Hardinge Co., Inc. 205 W. Wacker Dr., Chicago 6, 111. DOERING, William E. (G) 2839 Northwood Ave., Toledo 6, Ohio (Owens-Illinois) DOERSELN, Kenneth P. (M) Silk City Tool & Machine Works 221 Seventh Ave., Hawthorne, N. J. DOLL, Charles E. (W) Mount Clemens Pottery Co. Mount Clemens, Mich. DOMICONE, Joseph J. (G) Corning Glass Works, Corning, N. Y. DOMINGUES, Louis P. (B) 6803 Belford Dr. Takoma Park 12, Md. (United States Dept, of Interior) DOMINGUEZ L., Eloy Cedolesa Ceramica Dominguez de Levante S. A. Gobemador Viejo 9, Valencia, Spain DOMINION MINERALS DIV. RIVERTON LIME & STONE CO. (W. K. Rodenbaugh) Piney River, Va. DONEN, I. Consolidated Glass Works, Ltd. Box 562, Germiston Transvaal, South Africa DONEY, Louis M. (BF) Mackin Lane, R. R. 20 Knoxville, Tenn. (Oak Ridge National Lab.) DONLEY, John C. (BI) 5003 Lahoma St., Dallas 35, Texas (Texas Instruments, Inc.) DONLON, Robert L. (GJ) Corning Glass Works Harrodsburg, Ky. DONNENWIRTH, A. L. (RI) Carborundum Co., Falconer, N. Y. DOORNWAARD, John (RJ) 10 Pompano Rd., Worcester 6, Mass. (Norton Co.) DORA, Joseph C. (E) 817 Oak St., Danville, III. (Ordnance Ammunition Command) DORAN, Robert F. (LI) C.F.I. Corp. Cottage PL, Mineola, N. Y. DORE, James E. (R) Olin Mathieson Chemical Corp. Metals Research Labs. 275 Winchester Ave., New Haven, Conn. 531 .Artnur Vale Ave., Apt. 307 ^ ceattle 1, Wash. CV, Alvn*1 J- (GI) <* . Oakwood Dr., Box 152 Corning, N. Y. (Corning Glass Works) -Vj, G. Neal (SI) -tfl ,015 Kemp Ave., Ironton, Ohio (Carlyle Tile Co.) ;rSett, o. a. (W) i^'fCnox Porcelain Corp. jjox 2031, Knoxville 1, Tenn. iR<;EY, Baird L. (RF) lKjgO Walnut Rd., Pittsburgh 2, Pa. (Jones & Laughlin Steel Corp.) ,rSEY> Jhn J- (LI) l'1^ p R. Mallory & Co., Inc. 3029 E. Washington St. Indianapolis 6, Ind. _ yj-y. Henry S. (R) Comwercialores, Inc. 30 Church St., New York 7, X. Y. .yj-y, Raymond C. l'w u36 Seventh Ave., Ford City, Pa. ^CGHERTY, Leon A. (W) TM 37O North St., Sun Prairie, Wise. (Wisconsin Porcelain Co.) n0ljGHERTY, W. E. (MF) y 1625 Barr Ave., Pittsburgh 5, Pa. nOt'GLAS, Edward A. (R) 2128 Cornell Rd., Cleveland 6, Ohio (Brush Beryllium Co.) nOUGLAS, Richmond V Douglas Firebrick Co., Ltd. Dairy, Ayrshire, Scotland llOl'GLAS, R. W. Society of Glass Technology "Thornton," 20 Hallam Gate Rd. Sheffield 10, Yorks, England pOWDLE, Hugh J., Jr. (S) 222 Decatur St., Madison, N. C. (Pine Hall Brick & Pipe Co.) npWLING, Robert F. (G) American Optical Co. ,3 Mechanic St. Southbridge, Mass. DOWN'S, C. D. (L) Columbian Carbon Co. Mapico Iron Oxides Unit 601 Cass St., Trenton 10, X. J. DRAKE, Arthur D. (S) R. R,, Blacklick, Ohio (Claycraft Co.) DRAKE, M. Ellis (D) Alfred University, Alfred, N. Y. DRAKENFELD, B. F. & CO. (Scott J. Courtney) 45-47 Park PI. New York 7, N. Y. DRAKER, Harry C. (M) 38600 Courtland Dr., Willoughby, Ohio (Harshaw Chemical Co.) DRAMMENS GLASSVERK (Ragnar Tanberg) Drammen, Norway DRAPER, Perry E. (W) Mansfield Sanitary, Inc. Perrysville, Ohio DRESSLER, Philip (MFI) Swindell-Dressler Corp., Box 1888 Pittsburgh 30, Pa. DREYER, Donald H. (G) T. C. Wheaton Glass Co. Third & "G" Sts., Millville, N. J. DREYFUSS, Robert G. (G) Thatcher Glass Mfg. Co., Inc. Box 265, Elmira, N. Y. DREYLING, Lewis J. (R) 229 Milltown Rd., Milltown, N. J. (Quigley Co., Inc.) DROUHARD, W. J. (WI) Mansfiejd Sanitary, Inc. !rrys\pile, Ohio 1 .MOST, Charles H. (G) 1639 Rd., Maumee, Ohio (Oweits-Iltthois) Vol. 38/NoAo (1959) UKUJI.IUJ.UJ, VV. Wenueii to; 4711 Winnequah Rd. Madison 4, Wise. (Bjorksten Research Lab.) DUBE, Alfred (D) 425 11th St., Lincoln, 111. (Stetson China Co.) DUBER, William P. (RJ) 62 E. Market St., Bethlehem, Pa. (Bethlehem Steel Co.) DUBLER, Robert H. (WI) Crane-Pacific Div., Crane Co. 330 W. Citrus St., Colton, Calif. DuBOIS, H. B. (MFI) Golding-Keene Co. 1401 New York Ave., Trenton 8, N. J. DUCKWORTH, Winston (BFI) Battelle Memorial Institute 505 King Ave., Columbus 1, Ohio DUDDING, B. P. International Commission on Glass Research Laboratories General Electric Co., Ltd. Wembley, Middlesex, England DUDERSTADT, Edward C. 132 Riddle Rd., Woodlawn 15, Ohio DUE, Herbert J. (L) 11 Scoles Ave., Clifton, N. J. (St. Joseph Lead Co.) DUECKER. Heyman C. (G) 3604 Woodridge, Silver Spring, Md. (National Bureau of Standards) DUEVEL, Charles O., Jr. (G) American Thermos Products Co. Thermos Ave., Norwich, Conn. DUEY, Robert K. (S) 33 Upper State Rd., Doylestown, Pa. (Consultant) DUFF, R. D. (G) Owens-Illinois Box 1035, Toledo 1, Ohio DU FRESNE, Robert S. (L) Tektronix, Inc. Box 831, Portland 7, Ore. DUGGAN, J. J. (R) Walsh Refractories Corp. 101 Ferry St., St. Louis 7, Mo. DUGGER, Cortland O. (L) 164 Jerome St., West Medford 55, Mass. (Massachusetts Institute of Tech.) DUHRSSEN, Alfred (D) Commercial Decal, Inc. Box 759, East Liverpool, Ohio DUKE, Edward T. (G) Nicolet Industries, Inc. Nicolet Ave., Florham Park, N. J. DUKE, John J. (W) Box 33, Saxonburg, Pa. (Du-Co Ceramics Co.) DULBERG, Irving (RI) 254 N. Allegheny St., Bellefonte, Pa (J. H. France Refractories Co.) DULIN, F. H. (B) Champion Spark Plug Co. Ceramic Div. 8525 Butler Ave:, Detroit 11, Mich. DUNBECK, Norman J. (R) International Minerals & Chemical Corp. Old Orchard Rd., Skokie, 111. DUNCAN, J. Earle (GF) Pittsburgh Plate Glass Co. Research Lab., Creighton, Pa. DUNCAN, Russell F. (B) 209 Franklin Dr., Berea, Ohio (Ferro Corp.) DUNCOMBE, George H., Jr. (SF) 150 E. Frambes Ave., Columbus 1, Ohio (Evans Pipe Co.) DUNEGAN, Harry C. (L) 433 Glenhill Dr., Chattanooga 5, Tenn. (American Lava Corp.) DUNGAN, Robert H. (LI) 5365 Holiday Rd., R. R. 2 Hopkins, Minn. (Minneapolis-Honeywell Reg. Co.) n. c.. t.j 80 N. Emily St. Crafton Station, Pittsburgh 5, Pa. (Vanadium Corp. of America) DUNN, John P. (W) Corning Glass Works, Corning, N. Y. DUNN, L. W. (M) H. C. Spinks Clay Co., Inc. Box 1411, Trenton 7B, N. J. DUNN, Peter E. (G) Rauland Corp., 4245 N. Knox Ave. Chicago 41, 111. DUNNICAN, Ward G. (G) 277 E. Seventh St., Clifton, X. J. (Becton, Dickinson & Co.) DUNSMORE, Gordon K. 120 Ninth St., Philipsburg, Pa. DUPLIN, V. J., Jr. (BFI) Box 785, Lynchburg, Va. (Babcock & Wilcox Co.) du PONT, E. I., de NEMOURS & CO., INC. (K. A. Williams, Jr.) Electrochemicals Dept., Ceramics Div. Wilmington 98, Del. DURHAM, Carl T. (L) General Electric Co. Industry Control Dept., Roanoke, Va. DURNWIRTH, Roy K. 121 Mercer St., Apt. 12-A Somerville, N. J. 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., St. Louis 3, Mo. DUWEZ, Pol (B) California Inst, of Technology 1201 E. California St. Pasadena, Calif. DYCK, Walter E. (G) Pittsburgh Plate Glass Co. Works #4, Ford Citv, Pa. DYNES, Marvin W. (G) 3107 28th Ave., S., Minneapolis, Minn. (University of Minnesota) DYRE, Warren T. (E) 317 Estaugh Ave., Haddonfield, N. J. (Universal-Rundle Corp.) DZURA, Edward J. (B) 7110 Peach Tree Rd., Lynchburg, Va. (Babcock & Wilcox Co.) E EAGLE-PICHER CO. (D. R. Carter) American Bldg., Cincinnati 1, Ohio EAGLES, Allen E. (BJ) R. R. 2, Old Crowpond Rd. Peekskill, N. Y. (U. S. Air Force) EARL, J. Alfred (LI) 1621 S. El Molino St. Alhambra, Calif. (Technical Industries Corp.) EASTER, George J. (RFI) Electro Refractories & Abrasives Corp. Willett Rd., Buffalo 19, N. Y. EASTLY, Michal R. 4019 Crestwood, Irvington, Calif. EATON, Lawrence E. (I) 34 Mt. Pleasant St. Cambridge 40, Mass. EAVES, W. M. (M) Cooley Clay Co., Hickory, Ky. EBERSOLE, Robert A. (R) Chisholm, Boyd & White Co. 610 W. 57th St., Chicago 21, 111. EBY, Robert K. (G) Ford Motor Co. Dearborn Glass Plant, Dearborn, Mich. EBRIGHT, Harry E. (RF) American Clay Forming Co. E. Duncan St., Tyler, Texas ECK, Bernard J. (RI) Griffin Wheel Co. 445 N. Sacramento Blvd. Chicago 12, 111. 533 4.io c.. oeconu s., Apt. 13 Salt Lake City 11, Utah gCKEL, Harold A. Trinidad Clay Products, Ltd. 44, South Quay, Port of Spain Trinidad, B. W. I. gCONOMOS, George (L) 36 White Ave. Newton Centre 59, Mass. (Massachusetts Institute of Technology) jpGAR, Allen C. (M) Edgar Plastic Kaolin Co., Edgar, Fla. gPGAR, Clement B. (R) M. H. Detrick Co., 1607 Oliver Bldg. Pittsburgh 22, Pa. EDGAR PLASTIC KAOLIN CO. (Allen C. Edgar) Edgar, Fla. jjDLIN, Vernon (B) 101 Olympic PI., Seattle 99, Wash. (Boeing Airplane Co.) gDSTRAND, Elmer W. (M) 5544 Bohlander Ave., Berkeley 1, 111. (Lindberg Engineering Co.) EDWARDS, F. M. (W) Dairy Lane, R. R. 2 East Liverpool, Ohio (Porcelain Div., Ferro Corp.) EDWARDS, J. B. (S) Reliance Clay Products, Box 13226 Dallas 20, Texas EDWARDS, Jesse B,, Jr. Box 4711, College Station Clemson, S. C. EDWARDS, William R. (W) 424 Balsam Dr., Davison, Mich. (A C Spark Plug Div., General Motors Corp.) EGERTON, Lawson (L) Bell Telephone Labs., Inc. Murray Hill, N. J. EHLERS, Ernest'G. (B) Ohio State University Dept, of Mineralogy 124 W. 17th Ave., Columbus 10, Ohio EHMAN, Roy G. (GFI) 323 E. Hamilton Ave. I State College, Pa. (Pennsylvania State University) EHRLICH, Josef (W) Trenton Potteries Co., Div. Crane Co. 309 N. Clinton Ave., Trenton, 1, N. J. EICHBAUM, Barlane R. (LI) 13221 Eton PI., Santa Ana, Calif. (Aeronutronic Div., Ford Motor Co.) EISENBERG, Meyer (L) c/o Ben Cohen 250 Allston St., Brighton, Mass. (Raytheon Co.) EISS, Roger L. Box 827, Alfred, N. Y. EITEL, Wilhelm (BI) University of Toledo Institute of Silicate Research 2801 W. Bancroft, Toledo 6, Ohio EKDAHL, W. Graydon (G) Johns-Manville Research Center Manville, N. J. EKEDAHL, J. Charles (R) 1006 Gardner Ave., Joliet, 111. (Illinois Clay Products Co.) EKELUND, Bror S. (B) 7228 Iuka Ave., Cincinnati 43, Ohio (Cincinnati Milling Machine Co.) ELDER, J. C. (WI) Robertson Mfg. Co., Box 848 Trenton 5, N. J. ELDERFIELD, Raymond N. 15 Runswick Ave. Redcar, Yorks, England ELECTRIC AUTO-LITE CO. SPARK PLUG & CERAMIC GROUP (Robert Twells) Box 231, Fostoria, Ohio wLECTRO REFRACTORIES & ABRASIVES CORP. (Cffj?F. Leitten) 34^5elaware Ave., Buffalo 2, N. Y. Vol. j38,1|o. 10 (1959) tE. A. Thomas) Salem, Ohio ELLARD, Earle R. (RI) 344 Clinton Ave., Tiffin, Ohio (Basic Incorporated) ELLEFSON, Bennett S. (G) Sylvania Electric Products, Inc. 730 Third Ave., New York 17, N. Y. ELLIOTT, C. Franklin (RJ) 3708 Cuscowilla Trail Chattanooga 5, Tenn. (American Lava Corp.) ELLIS, Donald G. (M) West End Chemical Co. Div. Stauffer Chemical Co. 1956 Webster St,, Oakland 12, Calif. ELLIS, James S. Massachusetts Institute of Technology Rm. 4-051, Cambridge, Mass. ELLIS, J. Leslie (SI) Box 47, Summitville, Ohio (Summitville Tiles, Inc.) ELLISON, Henry W. (G) 169 E. Third St., Corning, N. Y. (Coming Glass Works) ELLISON, R. W. (R) 1551 E. Loma Alta Dr. Altadena, Calif. (Consultant) ELMER, Jack T. (R) 1661 Foothill Park Circle Lafayette, Calif. (Kaiser Aluminum & Chemical Corp.) ELMER, Thomas H. (B) 30 W. Fourth St., Coming, N. Y. (Corning Glass Works) ELOSUA, Bernardo (SF) Ladrillera Monterrey, S. A. Box 360, Monterrey, N. L., Mexico ELOSUA M., Bernardo (S) Ladrillera Monterrey, S. A. Box 360, Monterrey, N. L., Mexico ELSTON, Keith (LI) 117 Somerset Ave., Pittsfield, Mass. (General Electric Co.) ELY, William G. (G) Pittsburgh Plate Glass Co. 1 Gateway Center, Pittsburgh 22, Pa. EMANUEL, E. C. (G) 547 N. President Ave., Lancaster, Pa. (Armstrong Cork Co.) EMHART MANUFACTURING CO. (Francis R. O'Leary) 333 Homestead Ave., Hartford 1, Conn. EMHISER, Donald (R) 130 McWilliams Dr. Natrona Heights, Pa. (Pittsburgh Plate Glass Co.) EMISON, M. Hershel (G) Coming Glass Works, Corning,- N. Y. EMLEY, William S. (W) W. Maitland Lane, R. R. 3 New Castle, Pa. (Shenango China, Inc.) EMMEL, Donald R. (W) Eljer Div., Murray Corp. of America 25 Snyder St., Springfield, Ohio EMMERICH, Charles W. 5138 Grove Rd., Pittsburgh 36, Pa. EMMERICH, Edward P. (L) 666 Mountain Blvd., Watchung, N. J. (Glenco Corp.) EMMERICH, Liberata (G) Pennsylvania State University Mineral Industries Library University Park, Pa. EMRICH, Allen H. Kent State University Stopher Hall, Kent, Ohio EMRICH, Emerson W. (MI) R. T. Vanderbilt Laboratories East Norwalk, Conn. EMRICH, Harold W. (SI) 1560 S. Krameria, Denver, Colo. (Denver Brick & Pipe Co.) ENBERG, Christer ' Tegellaboratoriet (Brick Laboratory) Drottning Kristinas vag 45 Stockholm O, Sweden Dvnamidon- Werk Engelhorn & Co. GmbH Sandhofer Strasse 112-124 (17a) Mannheim-Waldhof, Germany ENGLE, Glen B. (B) Speer Carbon Co., Research Div. Packard Rd. & 47th St. Niagara Falls, N. Y. ENGLERT, William J. (G)_ 304 Vernon St., New Kensington, Pa. (Pittsburgh Plate Glass Co.) ENGLISH CHINA CLAYS SALES CORP. 6 E. 45th St., New York 17, N. Y. ENHUS, Hans Gosta AB Malardalens Tegelbruk 27 Eriksbergsgatan Stockholm 3, Sweden ENLOE, Scroop W., Jr. (M) Harris Clay Co., Spruce Pine, N. C. ENOCH, Charles R. (R) 320 Spring Lane, King of Prussia, Pa. (Refractory Specialties Co.) ENOS, W. Kenneth (G) Box 1592, Anderson, S. C. (Owens-Corning Fiberglas Corp.) EPSTEIN, Edward, Jr. (R) Laclede-Christy Works Refractories Div., H. K. Porter Co. 4705 Ridgewood Ave., St. Louis, Mo. ERARD, Edward (G) Vidrio Neutro, S. A. La Rosa 9, Mexico 16, D. F., Mexico ERICKSON, A. Alfred (G) 84 Pershing St., Coming, N. Y. (Coming Glass Works) ERTCKSON, Allen J. (G) 4239 E. 74th St., Seattle 15, Wash. (Northwestern Glass Co.) ERIE TECHNICAL CERAMICS DIV. ERIE RESISTOR CORP. (Bobby L. Joyner) Box 677, State College, Pa. ERNSBERGER, Fred M. (B) Pittsburgh Plate Glass Co. Glass Research Center Box 11472, Pittsburgh 38, Pa. ERNST, Walter S. (R) 908 Wedgewood Dr. Knoxville 14, Tenn. (Volunteer Portland Cement Co.) ERNST, Walter S., Jr. (R) Norton Co. One New Bond St., Worcester, Mass. ERSLEY, Emmett J. (GJ) Box 783, Newhall, Calif. (Thatcher Glass Mfg. Co.) ERVIN, Guy, Jr. (B) 8451 Amestoy St., Northridge, Calif. (Atomics International) ERWIN, Lee R. (G) 419 Tocino, Duarte, Calif. (Carrier Corp.) ERZEN, Frank C. (LI) 1310 S. E. Lee Ave., Beaverton, Ore. (Consolidated Electrodynamics Corp.) ESCHENBURG, Robert L., II (G) 1217 Ashland Dr., Richardson, Texas (Texas Instruments, Inc.) ESCOBAR, Alfonso Reyes (E) Hojalata y Lamina, S. A. Apartado Postal 996 Monterrey, N. L., Mexico ESPOSITO, Russell P. (R) North American Refractories Co. Research Center, Curwensville, Pa. ESSELSTYN, Willard A. (G) R. R. 1, Box 104, Canonsburg, Pa. (Washington Tool & Machine Co.) ESSINK, John A., Jr. 14 Mine St., New Brunswick, N. J. ESTES, Joseph F. (W) Haeger Potteries, Inc. 7Maiden Lane, Dundee, 111. ETHEREDGE, Otis K. (M) Box 252, Gordon, Ga. (Southern Clays, Inc.) 535 115 Runnymede Ave., Wayne, Pa. (American Society for Testing Materials) gUBANK, William R. (B) 2301 Hudson Kd., St. Paul 6, Minn. (Minnesota Mining & Mfg. Co.) gUBANKS, Alfred G. (E) 10802 Stella Court, Kensington, Md. (National Bureau of Standards) SUSNER, George R. (R) 1025 Summitt St., McKeesport, Pa. (United States Steel Corp.) EVANS, Charles E. (MI) 170 Kendall Rd., Franklin Park, N. J. (Titanium Alloy Mfg. Div. National Lead Co.) EVANS, C. L. (W) Universal Clay Products Co. Box 1631, Sandusky, Ohio EVANS, Daniel Owen (G) ~ Houze Glass Corp., Fiber Glass Div. Point Marion, Pa. EVANS, Edward J. Welsh Tinplate & Metal Stamping Co. Ltd., Box 14 Llanelly, Carmarthenshire, Wales EVANS, Isaac R. (G) Pittsburgh Plate Glass Co. Works #10, Henryetta, Okla. EVANS LEAD CORP. (Fred Leake, Jr.) Box 1467, Charleston 25, W. Va. EVANS PIPE CO. (T. J. Evans, III) Box 351, Uhrichsville, Ohio EVANS, Richard F. (W) 504 N. Orchard Rd., Syracuse 9, N. Y. (Tru-Tile, Inc.) EVANS, Ross M. (S) 604 E. Mechanic St., Brazil, Ind. (Arketex Ceramic Corp.) EVANS, T. J., Ill (S) Evans Pipe Co. Box 351, Uhrichsville, Ohio EVANS, W. Gordon Geo. L. Ashworth & Bros. Ltd. Broad Street Works Hanley, Stoke-on-Trent, England JANS, William A. ' Edward John & Co. Ltd. Sussex St., Coburg Melbourne N.14, Vic., Australia EVANS. William W. (SI) R. R. 4, State Rd. 340 W., Brazil, Ind. (American Vitrified Products Co.) EVERHART, J. O. (SFI) Ohio State University Engineering Experiment Station 156 W. 19th Ave., Columbus 10, Ohio EWING, Robert F. (WI) Mansfield Sanitary, Inc. Perrysville, Ohio EXOLON CO. (R. Philip Harty) 1000 E. Niagara St., Tonawanda, N. Y. EYERLY, George B. (S) Malvern Brick & Tile Co., Box 415 Malvern, Ark. EYLES, Thomas E. (G) 4524 Vermaas Dr., Toledo 12, Ohio (Owens-Illinois) F FABER, William M,, Sr. (L) 1025 Fulton St., Elkhart, Ind. (Chicago Telephone Supply Corp.) FABIANIC, W. L. (RFI) Laclede-Christy Works Refractories Div., H. K. Porter Co. 4705 Ridgewood Ave., St. Louis, Mo. FABRICA de LADRILLOS INDUSTRIALES y REFRACTARIO S HARBISON-WALKER-FLIR, S. A. ( Salvador Odriozola Gomez) Apartado 390, Monterrey, N. L., Mexico F RICAj&e PORCELANA da ISTjjg^VLEGRE, LDA. Gabinefe e Lab. Central de Estudos Candji^'V^a Nova de Gaia, Portugal Vol. 38i, No* 10 (1959) `atai, George P. (WF) 408 Paseo del Mar, Box 878 Palos Verdes Estates, Calif. FAHRENBRUCK, William O. (GI) R.R. 1, Box 95, Tiffin, Ohio (Sterling Grinding Wheel Co.) FAILMEZGER, Howard (WFI) Victor Insulators Div., I-T-E Circuit Breaker Co. 280 Maple Ave., Victor, N. Y. FAIN. Charles C. (X) Box 924, Clemson, S. C. (Clemson College) FAIN BERG, Bernardo Ceramica Olivos S. A. Sarmiento 470, Buenos Aires, Argentina FAIRFACTS CO., (J. Ryan Smith) Fairfacts St., Trenton 8, N. J. FALCONER, Donald P. (L) 1018 Maple Ave., Evanston, 111. (Sales Engineer) FALK, Benjamin (L) 645 S. McHenry Ave. Crystal .Lake, 111. (Arnold Engineering Co.) FALLIS, M. H. (L) Titania Electric Corp. of Canada Ltd. Box 672, Gananoque, Ont., Canada FALLON, Frank J. (LI) 30 Foster Dr., Framingham, Mass. (Raytheon Co.) FALLON, William G,, Jr. (R) Norton Co. One New Bond St., Worcester 6, Mass. FALTER, Arthur H. (R) 8635 Jacob PI., Niagara Falls, N. Y. (Carborundum Co.) FANDERLIK, Milota State Glass Research Institute Stalingradske 820 Hradec Kralove, Czechoslovakia FANELLI, Louis H. (L) 543 S. Mariposa Ave. Los Angeles 5, Calif. (Solar Mfg. Corp.) FARGO, Jarvis J. (LI) 2926 Paraiso Way, La Crescenta, Calif. (Gladding, McBean & Co.) FARKAS, Howard (M) United States Stoneware Co. 60 E. 42nd St., New York 17, N. Y. FARR, Archie E. (E) 434 S. Lincoln Ave., Salem, Ohio (O. Hommel Co.) FARRAND, Rosalie S. (L) 2100 Monterey Ave. Menlo Park, Calif. (Sylvania Electric Products, Inc.V FARROW, Lewis C. (E) R. R. 1, Clyde, Ohio (Whirlpool Corp.) FASOLD. G. A. (E) 7329 Bernard Ave., Cincinnati 31, Ohio (Philip Carey Mfg. Co.) FAUCHON-B^UDOT, J. B. Ets. Fauchon-Baudot 21, Ave. de Tourville, Paris 7, France FAULKNER, Donald D. (GI) Demuth Glass Works, Inc. Box 629, Parkersburg, W. Va. FAULKNER, Karl B. (G) 179 Victory Hwy., R.R. 2 Painted Post, N. Y. FAUST, Ernest H,, Jr. (RI) 58 Klarman Dr., Mt. Carmel, Conn. (American Refractories 8t Crucible Corp.) FAUST, George T. (B) 9907 Capitol View Ave. Silver Spring, Md. (U. S. Geological Survey) FAY, Wayne X. (RFI) General Refractories Co. 707 Knox Rd., Villanova, Pa. FEAGIN, R. C. (BI) Austenal Co., Div. Howe Sound Co. Box 625, Dover, N. J. FEDERAL GLASS CO. (Henry H. Blau) 515 E. Innis Ave. Columbus 7, Ohio FEDERAL SEABOARD TERRA COTTA CORP. (O. E. Mathiasen) Box 310, Perth Amboy, N. J. FEDOCK, Michael P. (R) 7144 Seven Hills Blvd. Cleveland, Ohio (Republic Steel Corp.) FEHR, Gerald K. West Bend, Iowa FEIGELSON, Robert S. (BJ) 35 Bishop Dr., Framingham, Mass. (Watertown Arsenal) FEJERVARY, John (R) Box 187, Lincoln, Calif. (Gladding, McBean & Co.) FEKETE, Frank W. (G) 831 Brook Hollow Rd. Nashville 9, Tenn. (Fiber Glass Div., Ferro Corp.) FELD, Philip (LJ) 805 S. Adams, Spokane, Wash. (U. S. Army) FELDMAN, Gail H. (G) 43 Villa Ct., Hempstead, N. Y. (United States Navy) FELDMEIER, Paul (G) Paul Wissmach Glass Co., Inc. Paden City, W. Va. FELKER, Ernest (W) 8408 Summer Rd., R. R. 2 Northfield, Ohio (Ferro Corp.) FELLOWS, R. L. (EFI) Rail Lane, Post & Rail Farms Palos Park, 111. (Century Vitreous Enamel Co.) FELS, C. G. (RI) Box 65, Matawan, N. J. (Fels Refractories, Inc.) FELTON, Ernest 990 N. Park Ave., Pomona, Calif. FENERTY, M. J. (W) A C Spark Plug Div. General Motors Corp. 1300 N. Dort Hwy., Flint 2, Mich. FENITY, Robert D. (LI) Minneapolis-Honeywell Research Center 500 Washington Ave. S,, Hopkins, Minn. FENSTERMACHER, John E. Box 349, Boalsburg, Pa. FENTON ART GLASS CO. (Frank M. Fenton) Williamstown, W. Va. FENTON, Frank M. (G) Fenton Art Glass Co. Williamstown, W. Va. FENTON, Walter M. (E) 4808 Colfax Ave., S. Minneapolis 9, Minn. FENTZKE, A. Daniel (R) 93 Meadowbrook Dr., R. R. 3 Lewiston, N. Y. (Union Carbide Metals Co.) FERENCE, Michael, Jr. (B) Ford Motor Co., Scientific Lab. Box 2053, Dearborn, Mich. FERGUSON, Donald Box 929, Alfred, N. Y. FERGUSON, Douglas J. (D) Pigeon Forge Pottery Pigeon Forge, Tenn. FERGUSON, D. Robert, III (R) 401 Vine St., East Liverpool, Ohio (Crescent Brick Co., Inc.) FERGUSON, John A. (S) Mellon Institute 4400 Fifth Ave., Pittsburgh 13, Pa. FERGUSON, Robert L. (S) Yankee Hill Brick Mfg. Co. 728 Stuart Bldg., Lincoln 8, Nebr. FERGUSON, Sam (S) Kelsey Ferguson Brick Co. East Windsor Hill, Conn. 537 -pRARA, Anthony C. (W) 53 Virginia Ave., Vineland, N. J. (W'enczel Tile Co.) ^oREIRA, Laurence E. (B) P 218 Lookout View Dr., Golden, Colo. (Coors Porcelain Co.) epRES, Daniel P Vidplan S. A., Real No. 4415 Montevideo, Uruguay US, Harry Philip (M) J Birch Dr., Levittown, Pa. (Simonds Abrasive Co.) gRRO CORP. (R. A. Weaver) * 4150 E. 56th St., Cleveland 5, Ohio ,pBRO engineering div. p OGLEBAY NORTON CO. (Benjamin F. Anthony) Box 6508, Cleveland 1, Ohio cESLER, Ray T. (W) ` AAA Plumbing Pottery Corp. Box 270, Gadsden, Ala. - rfTTER, H. (R) ` Cia. Mexicana de Refractarios A. P. Green, S. A. Apartado Postal 71 Bis, Mexico, D. F. fgTTEROLF, Fred (R) ` Aluminum Co. of America 2331 Victory Pky,, Cincinnati 8, Ohio tgTTERS, Cecil R. (G) Libbey-Owens-Ford Glass Co. 1701 E. Broadway, Toledo 5, Ohio sgTZER, George W. (M) 1205 17th Ave., Columbus 11, Ohio (George Fetzer Ceramic Supplies) tgYLING, Claus A. Eie Stentpifabrik Egersund, Norway flBERGLAS CANADA, LTD. (John MacRae) Box 309 Guelph, Ont., Canada riEDLER, William S. (G) Bjorksten Research Labs., Inc. Box 265, Madison 1, Wise. HELD, Clarence (L) RAF Electronic Lab. 1335 17th Ave., Santa Cruz, Calif. 1ET " Theodore E. (B) iart Refractories Co. -.-Commonwealth Bldg. Louisville 2, Ky. HELDS, David T. (XJ) Radio Corp. of America Semiconductor & Materials Div. Somerville, N. J. HELDS, Ernest (S) 9819 Lakeford Lane, Affton 23, Mo. (W. S. Dickey Clay Mfg. Co.) HELER, Richard J. (SJ) St. Joseph Lead Co. Box 97, Monaca, Pa. HLES, John A. (L) Box 47, Amboy, Ind. (Radio Corp. of America) HUPPI, Charles R. (S) Illinois Brick Co. Box 206, Blue Island, 111. 'lUPPI, Hugo (SF) 11406 Calumet Ave., Chicago 28, 111. (Consultant) ELMORE, Charles L. (LI) Globe-Union, Inc. 900 E. Keefe Ave., Milwaukee 1, Wise. INDLAY CLAY PRODUCTS CO. _ (R. S. Craft) Box 517, Washington, Pa. N'KEL, Robert G. 6034 N. California, Apt. 3 Chicago, 111. LAY, G. R. (R) 2231 Clare Crescent Niagara Falls, Ont., Canada (Norton Co.) ^LAYSON, John R. (B) American--Standard, Foreign Div. 40 W. 40th St., New York 18, N. Y. !>NEv RdwiiffiL. (S) .Cl; t Cfly-jiShawnee, Ohio *ES'. A5$?mr G. (G) 24 Dewey jSVe,, Fairport, N. Y. (Bausch &.'Lomnj,Optical Co.) 38, No! 10 (1.959) FISCHER, Eugene A. (R) 22 Lynwood Lane, West Boylston, Mass. (Norton Co.) FISCHER, Robert J. (L) 20 Fairway Ave. West Long Branch, N. J. (Signal Corps Engineering Labs.) FISH, E. Thomas (RI) Great Lakes Carbon Corp. 58th & Pine Ave., Niagara Falls, N. Y. FISHER, Eugene A. (W) Electric Auto-Lite Co. Spark Plug & Ceramic Group Fostoria, Ohio FISHER, Henry C. (RF) 141454 S. 14th St., Grand Forks. N. D. FISHER, Joseph R. (W) Bell Telephone Labs., Rm. 1B422 Murray Hill, N. J. FISHER, Joseph V. ,(L) Semi-Elements, Inc. Saxonburg Blvd., Saxonburg, Pa. FISHER, Richard G. (I) Sprague Electric Co., R & E Dept. Marshall St., North Adams, Mass. FISHER, William V. (G) Anchor Hocking Glass Corp. Lancaster, Ohio FISHLEY, William S. (W) Sparta Ceramic Co. East Sparta, Ohio FISH-SCHURMAN CORP. (Murray Yawitz) 70 Portman Rd. New Rochelle, N. Y. FITZGERALD, Alex E. (RI) A-4 Avon Apts., Narberth, Pa. (General Refractories Co.) FITZGERALD, Joseph M., Jr. (L) Kay Electric Co. Maple Ave., Pine Brook, N. J. FITZGERALD, J. Vincent (W) Tile Council of America, Inc. Research Center Box 326, Princeton, N. J. FITZPATRICK, John W. (MI) 473 76th St., Niagara Falls, N. Y. (Titanium Alloy Mfg. Div., National Lead Co.) FITZPATRICK, William D. (R) 5127 S. Passage Dr., Pittsburgh 36, Pa. (Harbison-Walker Refractories Co.) FITZSIMMONS, Elmer S. (BI) 7400 S. Timberlane Dr. Cincinnati 43, Ohio (General Electric Co.) FITZSIMMONS, Robert F. (W) R. R. 1, Oakfield, N. Y. (Lapp Insulator Co., Inc.) FIX. William G. (M) Carborundum Co., Refractories Div. 3335 W. 47th St., Chicago 32, 111. FLANAGAN, Charles D. (B) 1152 Oak Hill Ave., Attleboro, Mass. (Metals & Controls Div., Texas Instruments, Inc.) FLEISCHER, Arthur (B) 466 Centre St., Apt. 47 Orange, N. J. (Thomas A. Edison Industries) FLEISCHER, Donald H. Central Commercial Co. Darlington, Beaver Co., Pa. FLEMING, Charles A. (El) 3613 General Bates Dr. Nashville 4, Tenn. (Pemco Corp.) FLEMING, David M. (SI) 308 E. Third St., Watsontown, Pa. (Glen-Gery Shale Brick Corp.) FLEMING, Thomas T. (R) Frank Samuel & Co., Inc. 2 Penn Center Plaza Philadelphia 2, Pa. FLEXON, John D. (R) 3440 Gallatin Rd., Toledo, Ohio (Owens-Illinois) FLICK, Fulton B. (RF) Brown, Critchlow, Flick & Peckham 1706 First National Bank Bldg. Pittsburgh 22, Pa. FLINT, E. P. (BI) Arthur D. Little, Inc. 15 Acorn Park, Cambridge 40, Mass. FLINT, Francis C. (GFI) " K979 Fourth St., S., Naples, Fla. (Consultant) FLIPSE, Merle K. (RJ) Electric Auto-Lite Co. Spark Plug & Ceramic Group Fostoria, Ohio FLORENCE, Jack M. (G) Kimble Glass Co. Box 1035-1036, Toledo 1, Ohio FLORIDA TILE INDUSTRIES, INC. (James W. Sikes) 608 Prospect St. Box 451, Lakeland, Fla. FLU, Eldon Bruce (W) 1533 Crooks Rd., Royal Oak, Mich. (Ceramic Div. Champion Spark Plug Co). FLYNN, Paul H. (B) International Nickel Co., Inc. Bayonne Works, Bayonne, N. J. FLYNN, Robert E. (LJ) 50 S. Munn Ave., Apt. 1004 East Orange, N. J. (Carborundum Co.) FOARD, James E. (R) Phelps Dodge Corp., Morenci, Ariz. FOEHSE, George A. (E) 921 Lincoln Ave., Sand Springs, Okla. (Southwestern Porcelain Steel Corp.) FOGELBERG, Sven Webb's Crystal Glass Co., Ltd. Dennis Glassworks Stourbridge, Worcs, England FOLK, Kenneth S. 177 Woodridge, Clemson, S. C. FOLKERS, Charles L. (BI) Curtiss-Wright Corp. Santa Barbara Div. 6767 Hollister Ave., Goleta, Calif. FOLWELL, Marjorie Box 576, Alfred, N. Y. FONTANA, Eugene H. (G) Box 259, Corning, N. Y. (Corning Glass Works) FONVIELLE, Frank P,, Jr. _(WI) Dentists' Supplv Co. of New York 500 W. College Ave., York, Pa. FOOTE MINERAL CO. (John D. Clark) 18 W. Chelten Ave. Philadelphia 44, Pa. FORAKER, Robert W. (El) Titanium Pigment Corp. 99 Hudson St., New York 13, N. Y. FORBES, Donald W. A. (W) Hamilton Porcelains Ltd. Box 217, Brantford, Ont., Canada FORBES, William Demerara Bauxite Co. Mackenzie, British Guiana FORD, Frank J. (W) Jordan Tile Mfg. Co. 909 Railroad St., Corona, Calif. FORD, Fred J. (S) Box 395, San Francisco, Calif. (Manufacturers' Agent) FORD, George D. (WI) 2136 Wilmer St., Zanesville, Ohio (Mosaic Tile Co.) FORD MOTOR CO. (Michael Ference, Jr.), Scientific Lab. Box 2053, Dearborn, Mich. FORD, Walter D. (GI) Pittsburgh Coming Corp. Research & Development Div. Port Allegany, Pa. FORD, William D. (E) Sears, Roebuck & Co., Dept. 817 3301 W. Arthington, Chicago 7, 111. FORDHAM, Elmo A. (W) Insulator Dept., General Electric Co. Box 57, Baltimore 3, Md. 539  -' [ A- Hansen; .Perth Amboy, X. J. ,,8lAZ. N:>clau f- p^rto Ferreira, C. P. eao Paulo, Brazil ICeramica Porto Ferreira S. A.) .ofCNER, Henry R. (XI) fv I Fairview Ave., Blacksburg, \'a. (Virginia Polytechnic Institute) ..,gMAN', Sydney A. (B) lept. of Agriculture aj| Research Institute Research Branch, Ottawa, Out., Canada A. Robert F. (E) 4l Binb. Wng., Loring AFB, Me. -rTH, Robert D. (E) 1369 X. W. Circle Dr. Rankakee, 111. (Roper Corp.) ^rTXER, John W. (X) \Vah Chang Corp. Box 366, Albany, Ore. ~ wjRTUNE INDUSTRIES, INC. " (Leonard L. Fortune) 11770 Dexter Rd., Chelsea, Mich. ^rTUXE, Leonard L. (R) ' Fortune Industries, Inc. 11/70 Dexter Rd., Chelsea, Mich. ^rWARD, Frank A. (B) ' University of British Columbia Dept, of Mining & Metallurgy Vancouver 8, B. C., Canada -gSDICK, Marion L. (DF) 100 X. Main St., Alfred, X. Y. rOSTER, Bryan D. 5260 Keeport Dr., Pittsburgh 36, Pa. ?0STER, Charles T. (R) Walsh Refractories Corp. 101 Ferry St., St. Louis 7, Mo. rOSTER-FORBES GLASS CO. (F. R. Motsch) Marion, Ind. rOSTER, H. B. (S) Brick & Tile Service, Inc. Box 6305 Summit Sta. Greensboro, N. C. FOSTER, Luther M. (B) Aluminum Co. of America Alcoa Research Labs. 772, New Kensington, Pa. FC Wilfrid R. (BF) _ ...o State University Dept, of Mineralogy 124 W. 17th Ave., Columbus 10, Ohio FOSTORIA GLASS CO. (Carl R. Hoffman) Moundsville, \V. Va. OTOPLES, William C. (G) Owens-Illinois Technical Center 1700 N. Westwood Ave., Toledo 7, Ohio 70ULDS, Donald T. (W) 30300 Twin Lakes Dr., Wickliffe, Ohio (Cleveland Ceramic Corp.) FOX, Charles S. (R) Aluminum Co. of America 3615 Olive St., St. Louis 8, Mo. F0XALL, Robert B. (R) 6407 Anita Dr., Parma Heights 30, Ohio (North American Refractories Co.) niAD, William A. (R) 1800 Oak St., Rolla, Mo. (Missouri School of Mines) RAHME, Herman H. (LI) 2358 Banning Rd., Akron 13, Ohio (U. S. Stoneware Co.) J^AME, Dudley P., Jr. (MI) 106 S. Fulton St., Salisbury, N. C. (Miller Equipment Co.) RANCE, j. H,, REFRACTORIES CO. (William A. France) Snow Shoe, Pa. RANCE, William A. (R) J. H. France Refractories Co. Snow Shoe, Pa. RANCHOT, Nicholas V. V., Ill (R) Christy Firebrick Co. 506 Olive St., St. Louis 1, Mo. UNCIS, Ronald K. (I) 50 S Main St., Port Allegany, Pa. UN 70, iUlen C. (RI) 15^ j. E.fS$th St., Bellevue, Wash. (Boeing A^fplane Co.) X. 38, N<j. lo|l959) Gladding Bros. Mfg. Co. Box 88, San Jose, Calif. FRANCL, Josef (B) 1802 Perth St., Toledo 7, Ohio (Owens-Illinois) FRANDSEN, Erik A/S Kastrup Glasvaerk 12 Norre Voldgade Copenhagen K, Denmark FRANK, Henry A. (W) Rockport Sanitary Pottery Corp. Rockport, Ind. FRANK, John (D) Frankoma Pottery, Box 789 Sapulpa, Okla. FRANKLIN, Earl W. (GI) 401 Broad St., Port Allegany, Pa. (Pittsburgh Corning Corp.) FRANKLIN, William S. (LI) II Adriene Dr., Plainview, L. I., N. Y. (Amperex Electronic Co.) FRANKOMA POTTERY (John Frank) Box 789 Sapulpa, Okla. FRANKO, Nicholas D. (W) Ferro Corp. 336 N. Central, Chicago 44, 111. FRANTZ, Samuel G. (M) S. G. Frantz Co., Inc. Box 1138, Trenton 6, N. J. FRANTZ, S. G., CO., INC. (Samuel G. Frantz) Box 1138 Trenton 6, N. J. FRANTZ, Thomas O. (W) 61 Fieldstone Rd., Levittown, Pa. (Trenton Potteries Co.) FRANZ, Leo J. (S) Acme Brick Co. Box 448, Malvern, Ark. FRASER, Orray T. (GI) 603 Latham Ct., Columbus 14, Ohio (B. F. Drakenfeld & Co., Inc.) FRASER, Walter A. (G) 20443 Ruston Rd. Woodland Hills, Calif. (Ramo-Wooldridge Corp.) FRASER, W. B. (S) Box 144, Dallas 1, Texas FRAULINI, Felix M. (R) South Shore, Ky. (Plibrico Co.) FRAYNE, Clifford G. (L) 3 Green St., Washington, N. J. (C. K. Williams & Co.) FRAZIER, C. E. (GF) Frazier-Simplex, Inc. 436 E. Beau St., Washington, Pa. FRAZIER, C. T. (G) Frazier-Simplex, Inc. 436 E. Beau St., Washington, Pa. FRAZIER., J. Earl (GFI) Frazier-Simplex, Inc. 436 E. Beau St., Washington, Pa. FRAZIER-SIMPLEX, INC. (C. E. Frazier) 436 E. Beau St. Washington, Pat FRECHETTE, Howells (Honorary, SF) 52 Park Ave., Ottawa, Ont., Canada FRECHETTE, Van Derek (BFI) State University of New York College of Ceramics Alfred, N. Y. FREDERICK, C. L. (RI) 235 Meadowood Ln. Chagrin Falls, Ohio (North American Refractories Co.) FREDERICK, Gilbert M. (R) Babcock & Wilcox Co. 3 Penn Center Plaza Philadelphia 2, Pa. FREDERICK, Vernon W. (G) Libbey-Owens-Ford Glass Co. Rossford, Ohio FREDERICKS, John D. (S) Pacific' Clay Products Box 2178, Terminal Annex Los Angeles 54, Calif. 7 X. Union St., Apt. 10 Burlington, Vt. FREDRIKSSON, John I. (R) Norton Co., Box 87 Niagara Falls, Ont., Canada FREEDMAN, N. S. (G) Radio Corp. of America Electron Tube Div. 415 S. Fifth St., Harrison, N. J. FREEMAN, Charles A. (RFI) Harbison-Walker Refractories Co. 625 Market St. San Francisco 5, Calif. FREEMAN, Edgar H. (W) Norris-Thermador Corp. 20118 E. Valley, Walnut, Calif FREEMAN, John L. (RJ) 1695 Graefield Rd., Birmingham, Mich. (Harbison-Walker Refractories Co.) FREEMAN, Joseph (R) 8605 Augusta St., Philadelphia 15, Pa. (General Electric Co.) FREEMAN, William J., Ill (W) 1 W. Broad St., Shillington, Pa. (Western Electric Co.) FRENCH, Myrtle M. (DF) 128 N. Main St., Alfred, N. Y. FRENCH, Preston W. (GI) 1517 Union Ave., Natrona Heights, Pa. (Pittsburgh Plate Glass Co.) FRESH, Donald L. (L) Motorola, Inc., 8201 E. McDowell Rd. Scottsdale, Ariz. FREY, E. F. (M) DeVilbiss Co. Phillips & Detroit Ave. Toledo I, Ohio FRIEDBERG, Arthur L. (EF) University of Illinois 202 Ceramics Bldg., Urbana, 111. FRIEDMAN, Louis K. (W) Homer Laughlin China Co. 212 Fifth Ave., New York 10, N. Y. FRIGIDAIRE DIV. GENERAL MOTORS CORP. (W. H. Pfeiffer) Engineering Lab. Plant #2, Dayton 1, Ohio FRIMODIG, Mark M. (R) Michigan Chemical Corp. Port Saint Joe, Fla. FRISK, Norman E. (R) 2046 Evansdale Ave., Toledo 7, Ohio (Owens-Illinois) FRITZ, Earl C. (L) 225 W. Clinton St., State College, Pa. (Erie Technical Ceramics) FRITZ, E. H. (WFI) 710 Walnut St., Latrobe, Pa. FROBERG, Laird (RI) Owens-Coming Fiberglas Corp. Case Ave., Newark, Ohio FROME, Howell E. (G) United Fuel Gas Co., Box 1273 Charleston 25, W. Va. FRONCZAK, E. T. (S) Richland Shale Brick Co., Box 328 Mansfield, Ohio FROST, Leon J. (E) W. Hill View Ct., Lewiston, N. Y. (Consultant) FRYE, Harry D. (G) 2562 Thoman PL, Toledo 13, Ohio (Owens-Illinois) FRYE, John C. (B) State Geological Survey 121 Natural Resources Bldg. Urbana, 111. FRYE, John F. 1641 Mockingbird Lane, Lakeland, Fla. FRYSINGER, James B. (W) Pennsylvania Pulverizing Co. Two Gateway Center, Pittsburgh 22, Pa. FUESS, Douglas A. Box 1241, Alfred, N. Y. FUJII, Kanekoto Wakayama University House Hikata No. 930, Kainan-shi, Japan 541 I1'University of Xorth Carolina 0ept. of Geology, Chapel Hill, X. C. .jLK-EK, Richard H. (El) 1-108 Nicklin Ave., Piqua, Ohio (Pemco Corp.) .(0LER. Donald H. (El) 1 R. R. 1, Titusville, X. J. (Trenton Fabricated Metal Co.I ,;ULER, Lee R. (WI) 1706 Harvard Ave., N. VV. Canton, Ohio (United States Ceramic Tile Co.) f(jlAER, Richard B. (WI) Universal Clay Products Co. 1528 First St., Sandusky, Ohio fijbLER, Richard G. (W) D. E. McNicol Pottery, Box 1909 Clarksburg, W. Va. dlbLER, Wilfred (E) ' General Steel Wares Ltd. Adelaide & Nelson Sts. -- Condon, Ont., Canada ^LMER, Raymond C. (LI) Stackpole Carbon Co., St. Marys, Pa. ;LlLRATH, Richard M. (RI) University of California 264 Hearst Mining Bldg. Berkeley 4, Calif. jCLTON, Harry B. (E) B. F. Drakenfeld & Co., Inc. Box 519, Washington, Pa. stfNKEY, John H. (G) Carr-Lowrey Glass Co. Box 356, Baltimore 3, Md. :(fiVNELL, John E. (MI) Southwest Research Institute Box 2296, San Antonio 6, Texas il'RRY, Robert C. (L) 17045 E. Eleven Mile Rd. Roseville, Mich. (Champion Spark Plug Co., Ceramic Div.) rURTH, John V. (E) Ferro Corp., Res. & Development Lab. 4150 E. 56th St., Cleveland 5, Ohio rtSSELL, Lynn E. (El) 3501 Tyrone Dr., Louisville 18, Ky. ieral Electric Co.) T Tasuku i..uoku University Dept, of Metallurgy, Sendai, Japan G AEBE, Philip A. (R) Kaiser Aluminum & Chemical Sales, Inc. 3 Gateway Center, Pittsburgh 22, Pa. 1AERTNER, Paul C-, Jr. (L) Tektronix, Inc. Box 831, Portland 7, Ore. UFFNEY, Robert F. (G) Continental Can Co., Inc. Hazel-Atlas Glass Div. 70 South St., Washington, Pa. AGE, Paul R. 1738 S. Fifth St., Columbus, Ohio AGIN. L. V. (G) 2365 Barrington Dr., Toledo 6, Ohio (Johns-Manville Fiber Glass, Inc.) iGNER, Gerald J. 214 S. Eighth E., Apt. 5 Salt Lake City 2, Utah ADOS, Frances D. 2511 Hearst Ave., #309 Berkeley 9, Calif. ARCHE, Yves Emaux Vitrifies Pailliette 37, ave. Charles de Gaulle Charleville, Ardennes, France NER, Taylor M. (W) 215 Steedley Dr., Louisville 14, Ky. (American Radiator & Stand- -d Sanitary Corp.) SE1 Arth|SrJG) Ball -.otherjjpSo,, Inc. 1509 S. Maceclorii%Ave., Muncie, Ind. 38, No. io (r59) u.-vLOtttATH, William \V., Jr. (Rl. Babcock & Wilcox Co. 1201 Kemper St., Lynchburg, Va. GALE, Richard H. (B) 183 Ridgewood Rd. West Hartford, Conn. (Combustion Engineering, Inc.) GALLI, Joseph R. (L) 8305 E. Orme, Wichita 18, Kans. (Boeing Airplane Co.) GALLUP, John (GI) Radio Corp. of America Electron Tube Div. 415 S. Fifth St., Harrison, X. J. GALUSHA, Richard L. (W) Continental Ceramic Corp. Box 41, Biglerville, Pa. GALVIN, G. H., Jr. (S) Rockford Brick & Tile Co. Rockford, Iowa GALVIN, Richard J. (S) Sheffield Brick & Tile Co. Sheffield 1, Iowa GAMBLE, David L. (R) New Jersey Zinc Co. of Pa. Research Dept., Palmerton, Pa. GAMBLE, John D. (W) Bell & Gossett Co., 8200 Austin Ave. Morton Grove, 111. GANGLER, James J. (R) 20538 Stanford Ave. Fairview Park 26, Ohio (National Aeronautics & Space Administration) GANGULI, Umapati Bengal Enamel Works Ltd. P. O. Bengal Enamel, Dist. 24 Parganas West Bengal, India GANPULE, Anant K. Parshuram Pottery Works Co., Ltd. Morvi, Saurashtra, India GARCIA-LEAL, Ramon (MI) Apartado Postal 1115 Monterrey, N. L., Mexico (Manufacturers Representative) GARDEN, Henry R., Jr. (S) Old Virginia Brick Co., Inc. Box 508, Salem, Va. GARDNER, John B,, Jr. (S) Hope Brick Works Box 155, Hope, Ark. GARDNER, Paul N. (B) Gardner Laboratory, Inc. Box 5728, Bethesda 14, Md. GARDNER, Walter E. (SI) Ladrillera Monterrey S. A. Apartado 360 Monterrey, N. L,, Mexico GARDON, Robert (G) Pittsburgh Plate Glass Co. Glass Research Center Box 11472, Pittsburgh 38, Pa. GAREY, Maurice J. 235 W. First Ave.,.Columbus I, Ohio GARFIELD REFRACTORIES CO. (Kenneth A. Rugh) Bolivar, Pa. GARLAND, C. F. (S) Mason City Brick & Tile Co. Mason City, Iowa GARLICK, Oakley H. (M) Paul O. Abbe, Inc. 400 Center Ave., Little Falls, N. J. GARLICK, Philip L. (I) 150 Tenth St., Linksfield Johannesburg, South Africa (Primrose Brick Works Ltd.) GARONZIK, S. H. (S) 4211 Brookview Dr., Dallas, Texas (Crown Brick Mfg. Co.) GARSTANG, Alec King, Taudevin & Gregson Ltd. Grindlegate Works, Scotland St. Sheffield 3, York, England GARTNER, Carl W. (W) Genera] Color & Chemical Co., Inc. Box 7, Minerva, Ohio GAKTXER, George C. (W) General Color & Chemical Co., Inc. Box 7, Minerva, Ohio GARVE, T. Walter (SFI) 69 W. Weisheimer Rd. Columbus 14, Ohio (Consulting Engineer) GARVERICK, R. A. (D) Huber-Warco Co. American Clay Machinery Div. 202 N. Greenwood St., Marion, Ohio GARVEY, Lawrence P. (LI) RCA Victor, 415 S. Fifth St. Harrison, N. J. GASKINS, W. W. (MFI) Sierra Talc Co. Box 390, South Pasadena, Calif. GASQUE, W. D. 2225 Blossom St., Columbia, S. C. GASS, George F,, Jr. (L) Centralab Div., Globe-Union Inc. 900 E. Keefe Ave., Milwaukee 1, Wise. GATES, Daniel W. (BI) 3026 Crescent Circle, S. E. Huntsville, Ala. (Amy Ballistic Missile Agency) GATES, Louis E., Jr. (L) 3901 W. 102nd St., Inglewood 2, Calif. (Hughes Aircraft Co.) GATES, Major E. (R) 773 Vista Grande Ave. Los Altos, Calif. (Consultant) GATLIN. E. H. (S) Texas Clay Products Co. Box T, Malakoff, Texas GATTI, Arno (B) General Electric Co., Res. Lab. Box 1088, Schenectady, N. Y. GAUDIANO, Victor M. (W) Sanitarios El Aguila S. A. Apartado Postal 26808, Zona 14 Mexico, D. F. GAUNDER, Wilbur F. (G) Pittsburgh Plate Glass Co. Works No. 11, Mt. Vernon, Ohio GAUTSCH, Murray C. (MI) Metal & Thermit Corp. 2029 Dogwood Dr., Scotch Plains, N. J. GAVIN, Gordon P. (R) 825 W. Park Lane, Kohler, Wise. (Paper Makers Importing Co., Inc.) GAWTHROP, Alfred (S) Chicago Brick Co. 135 S. LaSalle St., Chicago 3, 111. GEBLER, Kenneth A. (R) Vitro Labs., 200 Pleasant Valley Way West Orange, N. J. GEE, Kenneth H. (B) R. R. 4, Black River Rd. , Bethlehem, Pa. (Bethlebem Steel Co.) GEIER, Philip O., Jr. (R) Cincinnati Milling Products Div. Cincinnati Milling Machine Co. 4701 Marburg Ave., Cincinnati 9, Ohio GEIGER, Charles F. (RFI) 176 Maple Ave., Metuchen, N. J. GEIGER, Joseph S. (W) 158 W. Fountain Ave., Delaware, Ohio (Titanium Alloy Mfg. Div., National Lead Co.) GEISINGER, E. E. (EF) c/o Dr. Walter Wolf 5105 Paseo de Pablo Torrance, Calif. GELDERMANS, Pieter (B) Box 26, Saugerties, N. Y. (Ferroxcube Corp. of America) GELLER, Harold I. (I) 354 Church St., North Adams, Mass. GELLER, R. F. (WFI) 5427 York Lane, Bethesda 14, Md. (National Bureau of Standards) GELSTHARP, Frederick (GF) c/o W. A. Burdette, Stevenson, Md. GELTMAN, Gerald (BJ) 2823 El Camino Ave. Sacramento 21, Calif. (Aerojet-General Corp.) 543 f ll'in idl 5\ :j i ! i- a-; .v 1.; k 500 Michell St., Ridley Park, Pa. | /jgNDEL, Sydney Z. (R) | 4050 Eastway Rd. : South Euclid 21, Ohio (Zirconium Corp. of America) (jgNERAL CERAMICS CORP. (Salvatore Ortepio) Crows Mill Rd., Keasbey, N. J. -'f.NERAL COLOR & jCHEMICAL CO., INC. ' (George C. Gartner) Box 7, Minerva, Ohio GENERAL ELECTRIC CO. (L. E. Thiess) Insulator Dept. Box 57, Baltimore 3, Md. general ELECTRIC CO. (W. S. Kahlson) Lamp Dept., Pitney Glass Works Nela Park 12, Cleveland, Ohio GENERAL GLASS INTERNATIONAL, INC. (Victor A. Plumbo) 5 S. Virginia Ave. Atlantic City, N. J. general REFRACTORIES CO. (Russell P. Heuer) 1520 Locust St. Philadelphia 2, Pa. general shale products corp. (R. B. Hockaday) Box 909, Kingsport, Tenn. GENTRY, Raymond (G) Alexander H. Kerr & Co., Inc. Box 2008, Santa Ana, Calif. GENTSCH, A. Page (M) United Clay Mines Corp. 101 Oakland St., Trenton, N. J. GENTSCH, Bernhard F. (MF) United Clay Mines Corp. 101 Oakland St., Trenton, N. J. GEORGE, W. R. (W) Canonsburg Pottery Co. Canonsburg, Pa. - GEORGIA KAOLIN CO. (Robert H. Bollinger) 433 N. Broad St., Elizabeth 3, N. J. GF^HART, Charles D. (S) pdarhurst, Holly Springs, Miss. .Holly Springs Brick & Tile Co., Inc.) GERARD-HIRNE, Jean Societe Francaise de Ceramique 23 rue de Cronstadt, Paris 15, France GERBER, Oscar L. (W) Gerber Plumbing Fixtures Corp. 232 N. Clark St., Chicago 1, 111. GERBER PLUMBING FIXTURES CORP. (Oscar L. Gerber) 232 N. Clark St., Chicago 1, 111. GERCAR, Francisco J. S. A. Cristalerias Del Uruguay Comercio 1491, Montevideo, Uruguay GERHARDT, John Y. (B) 3209 Epworth Ave. Cincinnati 11, Ohio (General Electric Co.) GERSCH, Herbert (B) 832 S. 316th St., Federal Way, Wash. (Boeing Airplane Co.) GERSTER, C. W. (WI) Box 614, East Liverpool, Ohio (Patterson Foundry & Machine Co.) GETHIN, H. Wynn (R) Davis Fire Brick Co. Two Gateway Center, Rm. 427 Pittsburgh 22, Pa. GETTO, Allan (BJI) Pratt & Whitney Aircraft Canel Project, Middletown, Conn. GHERING, Leonard G. (GF) Preston Laboratories, Inc. Box 149, Butler, Pa. GlACOMELLI, Domenico c ~ It. jjefrattari 'herfcAzionaria . - Industrie 52 Cas. Post. 308 MarghejS^'-i^ienice, Italy Vol. 38, fto. J) (1959) -----..xu./ j . American Ceramic Society 4055 N. High St., Columbus 14, Ohio GIBBONS, J. Arthur (S) Elgin Standard Brick Mfg. Co. Box 546, Elgin, Texas GIBBS, Melvin B. (E) Inland Steel Co., Quality Control Dept. East Chicago, Ind. GIBBS, Peter (B) University of Utah Physics Dept., Salt Lake City 12, Utah GIBSON, Frank B. (E) Wescosville, Pa. (Caloric Appliance Corp.) GIBSON, R. L. (WI) 1314 Wilmington Ave. New Castle, Pa. (Shenango China, Inc.) GIBSONBURG LIME PRODUCTS CO. (V. S. Tadsen) Gibsonburg, Ohio GIESEKE, Frans Kockums Emaljerverk Ronneby, Sweden GIESEKING, Dale E. 1206 N. Goodwin, Urbana, 111. GIESER, Ralph H., Jr. (E) Day & Night Mfg. Co. 855 Anaheim Puente Rd. La Puente, Calif. GIESS, Edward A. (BI) Hudsonview St., R. R.' 2 Mohegan Lake, N. Y. (IBM Corp.) GIGGINS, Charles S., Jr. Box 1339, Georgia Tech. Station Atlanta 13, Ga. GIL, David (D) 122 McCall St., Bennington, Vt. (Cooperative Design) GILBERT, Ark G. (S) Fate-Root-Heath Co., Plymouth, Ohio GILBERT, Frank C. (RJ) National Carbon Co. Div. Union Carbide Corp. Box 191, Fostoria, Ohio GILBERT, George W. (G) Owens-Coming Fiberglas Corp. 717 Fifth Ave., New York 22, N. Y. GILES, James H., Jr. (M) 4166 Webster Ave., Cincinnati 36, Ohio (Cincinnati Milling Machine Co.) GILES, Raymond (W) 1226 Roundelay Rd., E. Reynoldsburg, Ohio (Claycraft Co.) GILES, Thomas M. 1850 N. Starr Rd., Apt. 12 Columbus 12, Ohio GILFILLAN, B. T. (R) Climax Fire Brick Co., Climax, Pa. GILFILLAN, J. M. (W) New Jersey Porcelain Co. Box 908, Trenton 5, N. J. GILL, John H. (R) Gill Clay Pot Co., Muncie, Ind. GILL, Joseph W. (MI) 685 Van Buren St., Des Plaines, 111. (U. S. Gypsum Co.) GILL, Leo L. (R) Harbison-Walker Refractories Co. 307 Fifth Ave., Pittsburgh 22, Pa. GILL. W. T., Jr. (S) Texas Brick Co., Box 510 Brownwood, Texas GILLESPIE, H. M. (M) 225 Broadway, New York 7, N. Y. GILLIARD, Joseph W. (D) Hampton Institute Box 14, Hampton, Va. GILLINDER BROTHERS, INC. (J. Fletcher Gillinder) Port Jervis, N. Y. GILLINDER, J. Fletcher (G) Gillinder Brothers, Inc. Port Jervis, N. Y. GILLON, Paul N. (B) Carborundum Co., Library 1-2 Niagara Falls, N. Y. uu.Lui.1, vviiuam r. ((?) Pittsburgh-Coming Corp. Box 72, Sedalia, Mo. GILMORE. Todd, Jr. (RJ) 612 Mercedes Rd., Palm Springs, Calif. (General Analytics Co.) GILTNER, Benedict C. (S) 16 W. 530 Grove, Bensenville, 111. (Lindberg Engineering Co.) G1MSON, Joseph F. Worcester Royal Porcelain Co. Ltd. Royal Porcelain Works Severn St., Worcester, England GINGOLD, Jacob 6 rue de Fontenay, Plessis-Robinson Paris, Seine, France GINTHER, Lawrence B. (G) 3106 Glanzman Rd., Toledo 14, Ohio (Libbey-Owens-Ford Glass Co.) GIRARD, Edward H., Ill 225 Jefferson Ave., Niagara Falls, N. Y. GIRARD, R. T. (E) General Electric Co. Bldg. 258, 2nd FI. One River Rd., Schenectady, N. Y. GITTER, Alice Josephine (MFI) 39 W. 70th, New York 23, N. Y. (Engineered Materials) GITZEN, Walter H. (R) 1 Wesley Dr., Belleville, III. (Aluminum Co. of America) GLABAU, Ernest R. (G) Stony Brook Rd., Monroe, Conn. (Vitramon, Inc.) GLADDING, McBEAN & CO. (S. V. Saginor) 2901 Los Feliz Blvd. Los Angeles 39, Calif. GLADIEUX, Norman K. (G) Libbey-Owens-Ford Glass Co. 1701 E. Broadway, Toledo 5, Ohio GLADNEY, Kurt (G) Fiberglas Canada Ltd., Box H Sarnia, Ont., Canada GLASER, John H. (G) Uniscience Inc. 112 Crooked Billet Rd., Hatboro, Pa. GLASSER, Fred P. Aberdeen University, Chemistry Dept. Old Aberdeen, Scotland GLATTER, JACOB (B) 1043 Prospect Rd., Pittsburgh 27, Pa. (Westinghouse Electric Corp.) GLAZE, Francis W. (GFI) 4111 Hamilton St., Hyattsville, Md. (National Bureau of Standards) GLEN-GERY SHALE BRICK CORP. (Gordon E. Lewis) Box 86, Shillington, Fa. GLENSHAW GLASS CO., INC. (George W. Meyer, Jr.) Glenshaw, Pa. Globe~Union--See Centralab GLOSSBRENNER, D. I. (M) R.R. 12, Box 261, Indianapolis, Ind. (Kaolin, Inc.) GLOSTEX CHEMICALS, INC. (C. G. Wurtsbaugh) 3056 Bandini Blvd. Los Angeles 23, Calif. GLOVER, Lettie A. (B) Physical Research Labs., Inc. 10561 56th St, Mira Loma, Calif. GLOWACKI, George V. (L) 423 S. Center St., Bensenville, 111. (Amphenol-Borg Electronics Corp.) GLYNN, T. W. (G) 1505 Fairidge Dr., Kingsport, Tenn. (Blue Ridge Glass Div. American-Saint Gobain Corp.) GODBOLD, Jack W. (W) 4715 Fairview Heights, Tampa, Fla. (Tiffany Tile Corp.) GODDARD, W. T. (W) Canadian Porcelain Co., Ltd. Box 428, Hamilton, Ont., Canada GODEJAHN, Gordon C., Jr. (G) 2114 N. Towner St., Santa Ana, Calif. (Hughes Products Co.) GODFREY, T. Gordon, Jr. Box 3434, Clemson College Sta. Clemson, S. C. 545 yO^ * -- *'* <* ww>., (Emilio A. Godoy) 25 Broadway New York 4, N. Y. gODOY, Emilio A. (R) E. A. Godoy & Co., Inc., 25 Broadway New York 4, N. Y. GOETCHIUS, Don R. (EFI) Ferro Corp. 4150 E. 56th St., Cleveland 5, Ohio JIN, Fred L. (SI) Gladding, McBean & Co. Lincoln, Calif. qOLDING-KEENE CO. (H. B. DuBois) Box 456, Keene, X. H. GOLDSMITH, Julian R. (B) University of Chicago Dept, of Geology, Chicago 37, 111. GOLIBER, Edward W. (B) General Electric Co. Metallurgical Products Dept. Box 237, Roosevelt Park P. O. Detroit 32, Mich. GOMEZ, Salvador Odriozola (R) Fabrica de Ladrillos Industrials y Refractarios Harbison-Walker-FIir S.A. Apartado 390, Monterrey, N. L., Mexico GONDER, Lawton (W) Allied Tile Co. Box 448, Zanesville, Ohio GONZALEZ, Narciso (M) Eagle Pencil Co. Eagle Rd., Danbury, Conn. GOODELL, Robert H. (G) Pittsburgh Plate Glass Co. Elizabeth St., Shelbyville, Ind. GOODMAN, Gilbert (B) General Electric Research Lab. Box 1088, Schenectady, N. Y. GOODMAN, James S. (E) American Radiator & Standard Sanitary Corp., 834 E. Broadway Louisville 4, Ky. GOODRICH, Hobert R. (WFI) 1622 Santa Barbara Ave. Glendale 8, Calif. I (Gladding, McBean & Co.) JtDON, Irwin (L) RCA Laboratories Div. Princeton, N. J. GORMLY, Maurice W. (W) 7330 Miami Hills Dr. Cincinnati 43, Ohio (Cincinnati Milling Products Div., Cincinnati Milling Machine Co.) GORNALL, Henry A. (MI) 4357 Ardmore Rd., S. Euclid Cleveland 21, Ohio (Allied Engr. Div., Ferro Corp.) GORSUCH, Charles A. (M) Avers Mineral Co., 806 Market St. Zanesville, Ohio GORT, Walter A. (W) 2241 Redfield Village, Metuchen, N. J. (Arnhold Ceramics, Inc.) GOSS, Bruce R. 11 Hamilton St., Weedsport, N. Y. GOSZTONYI, George Lozadur, Av. Mayo 981 Buenos Aires, Argentina GOTTO, Mrs. B. D. A. L. Curtis (ONXJ.Ltd. Westmoor Works, London Rd. Chatteris, Cambs, England GOUDGE, Monson F. (M) Mines Branch, 40 Lydia St. Ottawa, Ont., Canada (Dept. Mines & Technical Surveys) GOULD, Robert E. (WFI) Buffalo China, Inc. 75 Hayes PI., Buffalo 10, N. Y. GOWER, Irving W. (R) 537 Prescott Rd., Merion Station, Pa. BotfieltSiRefractories Co.) t jE, W&fem F. (S) Grabe Brick Co. Box 5dfirS[ucson, Ariz. I% Vol. 38,'No. 40 (1959) Holt B. (S) Isenhour Brick & Tile Co. Box 1249, Salisbury, N. C. GRADIN', James H. (L) Consolidated Electrodynamics Corp. 1400 S. Shamrock, Monrovia, Calif. GRAF, Ernest G. (L) Mtd. 13, Box 74, Shawnee Rd. North Tonawanda, N. Y. (Titanium Alloy Mfg. Div., National Lead Co.) GRAFF, James B. (S) Graff-Kittanning Div. Logan Clay Products Co. Worthington, Pa. GRAFF-KITTANNING DIV., LOGAN CLAY PRODUCTS CO. (James B. Graff) Worthington, Pa. GRAFF, William A. (G) Glass Technology Lab. General Electric Co. 1133 E. 152nd St., Cleveland 10, Ohio GRAHAM. Glenn R. (R) S. K. Wellman Co. 200 Egbert Rd., Bedford, Ohio GRAHAM, Henry C. (GJ) R. R. 1, Saxonburg, Pa. (Pittsburgh Plate Glass Co.) GRAHAM, John Warren (R) 843 Cascade Rd., Cincinnati 40, Ohio (General Electric Co.) GRAMSS, Dieter (J) Caixa Postal 9103, Sao Paulo, Brazil (Eletronica Industrial Ltda.) GRANQUIST, W. T. (B) Mellon Institute 4400 Fifth Ave.. Pittsburgh 13, Pa. GRANT, John F. (RI) Electro Refractories & Abrasives Corp. Willett Rd., Lackawanna 18, N. Y. GRAUER. Oscar H. (G) Fischer & Porter Co., Hatboro, Pa. GRAVES. George A., Jr. Box 787, Alfred, N. Y. GRAVLEY, Charles K. (L) Clevite Electronic Components 232 Forbes Rd., Bedford, Ohio GRAY, George G. 5 Alleta Ave., Greenville, S. C. GRAY, Harold E,, Jr. (L) Chicago Telephone Supply Corp. 1142 W. Beardsley, Elkhart, Ind. GRAY, Thomas J. (B) Box 814, Alfred, N. Y. (State University of New York, College of Ceramics) GRAY, William T. (G) Leeds & Northrup Co. Research & Development Center North Wales, Pa. GREAT LAKES FOUNDRY SAND CO. (C. L. Cruikshank) 1217 Francis Palms Bldg. Detroit 1, Mich. GREEN, A. P., FIRE BRICK CO. (William S. Lowe) 1018 E. Breckenridge St., Mexico, Mo. GREEN, A. T. (F) British Ceramic Research Assn. Queen's Rd., Penkhull Stoke-on-Trent. England GREEN, Charles F,, Jr. (G) Libbey-Owens-Ford Glass Co. 1701 E. Broadway, Toledo 5, Ohio GREEN, Daniel K. (GJ) Pittsburgh Plate Glass Co. Works #11, Mount Vernon, Ohio GREEN, D. T. (S) Milton Brick Co., Ltd., Box 554 Milton, Ont., Canada GREEN, John R. (MI) Villa de Verde en Tubac Box 26, Tumacacori, Ariz. (Consultant) GREEN, Robert L. (WI) Lenox, Inc., Meade St. Trenton, N. J. OIUX.M, K. S. (til) 18 S. Jefferson Rd., Mexico, Mo. (A. P. Green Fire Brick Co.) GREENAWALT, W. Don (G) Corning Glass Works, Charleroi, Pa. GREENE, Charles F. (S) Burns Brick Co. 711 Tenth St., Macon, Ga. GREENE, Charles H. (GFI) Box 804, Alfred, N. Y. (State University of New York, College of Ceramics, at Alfred Univ.) GREENE, J. F. (GF) 1043 New Pear, Vineland, N. J. (Kimble Glass Co.) GREENER, Evan H. Northwestern University Dept, of Metallurgy & Material Science, Evanston, 111. GREENHOUSE, Harold M. (B) Bendix Radio, Military Products Group Joppa Rd., Baltimore 4, Md. GREENWOOD, Richard W. (L) 7939 Mitchell Farm Rd. Montgomery, Ohio (General Electric Co.) GREGER, Herbert H. (L) Trans-Tech., Inc. Box 103, Rockville, Md. GREGO, Peter (G) 22 Roosevelt St., Corning, N. Y. (Corning Glass Works) GREGORIUS, J. S. (GFI) Pittsburgh Plate Glass Co. One Gateway Center, Pittsburgh 22, Pa. GRENIER, Lee (S) Magnet Cove Barium Corp., Box 832 Greybull, Wyo. GRESHAM, Lucius C., Jr. (S) Acme Brick Co., Box 308 Waskom. Texas GREWER, Douglas (M) Harry W. Smith, Inc. 41 E. 42nd St., New York 17, N. Y. GRIFFIN, John E,, Jr. (E) 464 S. Wildwood Ave., Kankakee, III. (A. O. Smith Corp.) GRIFFIN, Margaret Box 488, Alfred, N. Y. GRIFFIN, Robert A. (S) R. A. Griffin Co. 220 25th St., N. W., Canton 9, Ohio GRIFFIN, Thomas W. (G) 213 Bushy Hill Rd., Simsbury, Conn. (Emhart Mfg. Co.) GRIFFIN, William R. (M) Raytheon Co., Research Div. Seyon St., Waltham, Mass. GRIFFITH, J. Scott (R) 5524 W. Adams St., Chicago 44, 111. (Armour Research Foundation) GRIFFITH, Lawrence O., Jr. (G) 2514 Highland Ave., Sedalia, Mo. (Pittsburgh-Corning Corp.) GRIFFITHS, Norman Nonporite Pty. Ltd. 292-296 Burwood Rd. Hawthorn E 2. Victoria, Australia GRIM, Ralph E. (XF) University of Illinois, Dept, of Geology 234 Natural History Bldg., Urbana, 111. GRIMLEY, Robert T. (B) University of Chicago Dept, of Physics, Chicago, 111. GRINTHAL, Robert D. (B) 62 Central Ave., Hillsdale, N. J. (Firth Sterling, Inc.) GROBB, F. S. (R) G. F. Sterne & Sons, Ltd. 126 Bruce St., Brantford, Ont., Canada GROOME, Garland L. (R) Poplar Ridge Rd., Box 245-A Pasadena, Md. (Harbison-Walker Refractories Co.) GROTHAUS, Joseph V. (R) 4714 Raymond, Dearborn 9, Mich. (Great Lakes Steel Corp.) 547 '6 Rockiana it. jouth Dartmouth, Mass. (Comeli-Dubilier Elec. Corp.) ,-gB, Everett F. (R) j^Qwens-Illinois Technical Center .7OO N. Westwood Ave., Toledo 7, Ohio -L'KER. Max N- (R) ?'"jjjrbison-Walker Refractories Co i ;25 Ambassador Bldg., St. Louis 1, Mo, T, Robert M. (G) 'r Oneida St., State College, Pa. (Linden Labs., Inc.) ^jjWIND, Jean F. (M) f j 0. Ross Engineering Div. >fidland-Ross Corp. 73O Third Ave., New York 17, X. Y. ,ERCI, Carl F. (LI) A j70 Ten Broeck Ave., Kingston, X. Y. (IBM Corp.) a-GELER, Albert L. (EJ) ** 7215 Hague Ave., Apt. 6 -- Cleveland 2, Ohio (Ferro Corp.) 1'ILE, Donald L. '*' Rural Ave., Box 331 North Hornell, N. Y. 1'IMARAES, Helio Pentagna * Caixa Postal 208 Belo Horizonte-MG, Brazil (Magnesita S. A.) H'LDEN, Jules R. (D) Syracuse China Corp. Syracuse 1, N. Y. 3`LDEN, Terry D. 8553 24th Ave., N. W. Seattle 7, Wash. LICK, Chester (M) Kentucky-Tennessee Clay Co., Inc. Mayfield, Ky. J'M, Charles E. (G) Ohio Lime Co. 2510 Grant Bldg., Pittsburgh 19, Pa. I'MMESON, P. Eg. Hoganas-Billesholms Aktiebolag Hoganas, Sweden L'XSAULUS, Robert K. (G) 25 Oakdale, Pleasant Ridge, Mich. (F v Meter Co.) v'Nj ., F. W. (S) 84s x>aker Ave., N. W. New Philadelphia, Ohio (Universal Sewer Pipe Corp.) INZENHAUSER, Adolph (L) 69-70 113th St. Forest Hills 75, L. I., N. Y. (Transisola, Inc.) CRR, Wilhelm Porzellan-Manufalctur W. Haldenwanger Berlin-Spandau Heerstr. 221, Westsektor, Germany 2STAFSON, Carl H,, Jr. (R) 47 Montana Dr., Holden, Mass. (Norton Co.) -STIN, J. A. (M) J. A. Gustin & Associates Burch Bldg., Martinsville, Va. THRIE, George B. (W) 642 Louisiana Ave., Chester, W. Va. (W. S. George Pottery Co.) ZMAN, Hector (G) 2944 Kendale Ave., Apt. 103 Toledo, Ohio (Owens-Illinois) YN, James D. (G) Libbey-Owens-Ford Glass Co. 1701 E. Broadway, Toledo 5, Ohio u'RK, Warren (L) 7/7 Rt. 202, Somerville, N. J. (Radio Corp. of America) OWSKI, Edward R. (L) Eitel-McCulIough, Inc. 301 Industrial Way, San Carlos, Calif. H . ASSI Vndts.. Ets. . .sserp\Produits Refractaires Soufflenheii^5(Bas-Rhin), France 38, No. iio 0^959) 428 California Ave., Oakmont, Pa. (Pittsburgh Plate Glass Co.) HACK, Walter L. (L) Western Gold & Platinum Co. 525 Harbor Blvd., Belmont, Calif. HACKER, Richard C. Box 787, Alfred, N. Y. HACKETT, James W. (G) 3614 Kenwood Blvd., Toledo 6, Ohio (Owens- Illinois) HACKLER, W. C. (SI) North Carolina State College Dept, of Mineral Industries Raleigh, N. C. HADLEY, Robert L. (E) General Electric Co. Major Appliance Div., AP 5, Rm. 249 Appliahce Pk., Louisville 1, Ky. HAECKER, Arthur J., Jr. (B) 1793 Sharon Dr., Concord, Calif. (Lawrence Radiation Laboratory) HAEGER POTTERIES, INC. (Joseph F. Estes) 7 Maiden Lane Dundee, 111. HAERTLING, Gene H. (I) 803 W. Healey, Champaign, 111. HAFNER, Harold C. (G) Bausch & Lomb Optical Co. Chemical Research Lab. Rochester 2, N. Y. HAFNER, Robert H., Jr. (E) 175 N. Linden Rd., Mansfield, Ohio (Ingersoll-Humphryes Div., Borg Warner Corp.) HAGAN, Lucy G. 1419 Spruce St., Berkeley 9, Calif. HAGAN, M. A. (RI) 5515 Eau Claire Dr. Rolling Hills, Calif. (North American Aviation, Inc.) HAGAR, Donald (MFI) Donald Hagar Ceramic Materials Rm. 212, First National Bank Bldg. Zanesville, Ohio HAGBERG, Carl E. (M) 947 Northeast Ave., Tallmadge, Ohio (Kentucky-Tennessee Clay Co.) HAGEDORN, A. J. E. (R) General Abrasive Co., Inc. Drawer D, Bridge Sta. Niagara Falls, N. Y. HAGEDORN, E. C. (G) Owens-Illinois, Technical Center 1700 N. Westwood Ave., Toledo 7, Ohio HAGENAUER, Carl J. (G) Pittsburgh Plate Glass Co. Glass Research Center, Box 11472 Pittsburgh 38, Pa. HAGGLUND, Erik (M) Kanthal Corp., Amelia PI. Stamford, Conn. HAGNER, Fred F. (G) Phoenix Glass Co., Monaca, Pa. HAGUE, James R. 200 W. 18th St., Rolla, Mo. HAGY, Henry E. (G) Corning Glass Works Laboratory Coming, N. Y. HAHN, William P. (G) 4020 Southway Ave., Toledo, Ohio (Johns-Manville Corp.) HAHNER, Clarence H. (GF) National Bureau of Standards Washington 25, D. C. HAJJAR, Miss Sarnia T. 2936 S. Orange Dr. Los Angeles 16, Calif. HALDEN, Frank A. (B) 1049 Valley Forge Dr. Sunnyvale, Calif. (Stanford Research Institute) HALDY, Norman L. (W) American Encaustic Tiling Co. 1000 Cannon Ave., Lansdale, Pa. HALEY, Dwight (R) American Clay Forming Co. Box 686, Tyler, Texas R. R. 3, Bloomington, 111. HALL CHINA CO. (John T. Hall) East Liverpool, Ohio HALL, Donald H. (EJ) Pfaudler-Permutit, Inc. 1000 West Ave., Rochester 3, N. Y. HALL, Douglas E. (R) 207 W. 29th St., Baltimore 11, Md. (General Refractories Co.) HALL, E. B. M/S Bird & Co. Ltd., Research Dept. Chartered Bank Bldgs. Calcutta, India HALL, Everson (W) Park Way Ext., East Liverpool, Ohio (Hall China Co.) HALL, F. P. (LF) Onondaga Pottery Co., Electronic Div. 1758 W. Fayette St., Syracuse 1, N. Y. HALL, James K. 18 Hall Ct,, Hornell, N. Y. HALL, James L. (W) 242 Oregon Ave., Palo Alto, Calif. (Lockheed Aircraft Corp., Lockheed Missiles & Space Div.) HALL, John T. (W) Hall China Co., East Liverpool, Ohio HALL, Morris P. (S) Alton Brick Co., Box 25 Maryland Heights, Mo. HALL, Robert L. (R) R. R. 2, Fulton, Mo. (Harbison-Walker Refractories Co.) HALL, Warren A. (R) North State Pyrophyllite Co., Inc. Box 7247, Greensboro, N. C. HALL, William B. (B) 2822 Lawndale Ave. Cincinnati 13, Ohio (General Electric Co.) HALLBERG, Richard C. (W) 236 Watson Ave., Fostoria, Ohio (Electric Auto-Lite Co., Spark Plug & Ceramic Group) HALLER, Wolfgang K. (B) National Bureau of Standards Mineral Products Div. Washington 25, D. C. HALLETT, Crawford W. (RI) Curtiss-Wright Corp. Research Div., Quehanna, Pa. HALLOIN, William G. (G) 1218 Broadview Blvd. Natrona Heights, Pa. (Pittsburgh Plate Glass Co.) HALLSE, Robert L. (I) 1840 Cordova St., Apt. C Pomona, Calif. HALM, Louise Union Francaise des Produits . Refractaires, 15, Rue de Milan Paris 9e, France HALPERN, Allan S. (L) 6 Macdougal St., New York 12, N. Y. (Markite Co.) HALPIN, John A. (R) United States Steel Corp. Masonry Dept., Clairton, Pa. HAMER, Donald W. (LI) 3129 Harrison, Glenview, 111. (Radio Industries, Inc., Kemetal Div.) . HAMILTON; Edgar H. (GI) 11905 Colesville Rd. Silver Spring, Md. (National Bureau of Standards) HAMILTON, J. C. (G) 3422 Chestnut Hill Rd., Toledo 6, Ohio (Owens-Illinois) HAMILTON, Noble E. (M) 53 Benjamin Rd., Belmont 78, Mass. (Consultant) HAMILTON, Robert (MI) United States Gypsum Co. 300 W. Adams St., Chicago 6, 111. HAMILTON, W. M. (E) Crane Co., Chattanooga Div. 33rd and Alton Park Blvd. Chattanooga 1, Tenn. 549 jlME, Donald G. (B) jl` Rational Gypsum Co., Research Center J650 Military Rd., Buffalo 17, N. Y. ,\{ME, John V. F *2904 Claremont Rd., Raleigh, N. C. . jdMER, Averill J. (S) r j36 Buttonwood Ave. Bowling Green, Ohio ^Bowling Green State University) i.lER, Gunter 6, Connell's Pt. Rd. South Hurstville, N. S. W., Australia (Messrs. R. Fowler Ltd.) AMMER, R. (I) University of California pept. of Mineral Technology 240 Hearst Memorial Mining Bldg. Berkeley 4, Calif. ..tfMOND LEAD PRODUCTS, INC. * (William P. Wilke, III) 5231 Hohman Ave., Box 912 Hammond, Ind. ,,ajICOCK BRICK & TILE CO. ** (James L. Child, Jr.) Box 450 Findlay, Ohio jjAND, Thomas (R) p' Corhart Refractories Co. 940 Commonwealth Bldg. Louisville 2, Ky. jjO'DEN, Jack (L) 150 Baier Ave., Franklin Twp. New Brunswick, N. J. (Radio Corp. of America) d\NDWERK, Joseph H. (RF) 716 N. Reed St., Joliet, 111. (Argonne National Lab.) BANKS, Charles F,, Jr. (M) Kentucky-Tennessee Clay Co., Inc. Box 894, Mt. Union Sta. Alliance, Ohio gANLEY CO. (John M. Dickey, Jr.) Summerville, Pa. SANN, Douglas G. Ryton House, Ryton Shifnal, Shropshire, England (British Heat Resisting Glass Co.) F"tNA, H. H. (GI) 3 Bailey Rd., Crystal City, Mo. H,.-.A'A, Ralph E. (WI) 62 E. Second St., Peru, Ind. (Kokomo Sanitary Pottery Corp.) HANNA, Richard (R) 3785 Gardner Ave., Cincinnati 36, Ohio (General Electric Co.) HANNEMAN, Morton E. (G) Elmore, Ohio (Woodville Lime Products Co.) HANNON, Richard C. (MI) 1208 Franklin Rd., Salem, Ohio (R. T. Vanderbilt Co., Inc.) HANOKA, Jack I. Pennsylvania State University College of Mineral Industries University Park, Pa. HANOVIA LIQUID GOLD DIV., ENGELHARD INDUSTRIES, INC. (R. T. Hopper) One W. Central Ave. East Newark, N. J. HANSARD. W. Carey (WI) 2345 Cheshire Bridge Rd., N. E. Atlanta 5, Ga. (Georgia Institute of Technology) HANSEN, I. A. (W) Fords Porcelain Works Perth Amboy, N. J. HANSEN, J. E. (EFI) Ferro Corp., 5309 S. District Blvd. Los Angeles 22, Calif. HANSEN, Kenneth H. (M) 507 Edgewood Ave., Columbia, Mo. (Consolidated Feldspar Dept., International Minerals & Chemical Corp.) Ha~~EN, Kent W. E. Second, S., Bountiful, Utah Ua^oEN, Melvin O. (G) OwensSilinois, Libbey Div. Box 919, f^edo 1, Ohio Vol. 38,!No.4o (1959) HANSEN, Robert V. (L) Allen-Bradley Co. 136 W. Greenfield Ave. Milwaukee 4, Wise. HANSEN, Waldemar C. (R) Universal Atlas Cement Div. United States Steel Corp. Gary (Buffington Sta.), Ind. HANSON, David C. 206 E. Green St., Champaign, 111. HANSON, Hans R. (R) 30004 W. Ten Mile Rd. Farmington, R.R., Mich. (Hanson Co.) HANSON, James W. (S) Mineral Wells Clay Products, Inc. 3962 Edgehill Rd., Fort Worth, Texas HANSON, Martin B. 8541 31st N. W., Seattle, Wash. HARADA, Yoshiro (R) Armour Research Foundation 10 W. 35th St., Chicago 16, 111. HARBERT, Carl J. (W) Harshaw Chemical Co., 1945 E. 97th St. Cleveland 6, Ohio HARBIN, Hugh P. (R) 1454 Monocacy St., Bethlehem, Pa. (Bethlehem Steel Co.) HARBISON-WALKER REFRACTORIES CO. (C. A. Brashares) 1800 Farmers Bank Bldg. Pittsburgh 22, Pa. HARCOURT, Edward L. (M) North American Mfg. Co. 3810 West St., Cincinnati 27, Ohio HARDER, Charles M. (DF) Box 735, Alfred, N. Y. (State University of New York, College of Ceramics, at Alfred Univ.) HARDESTY, Robert (W) 509 15th Ave., New Brighton, Pa. (Mayer China Co.) HARDING, John Roy "Greystoke," Chesworth Close Horsham, Sussex, England (Sussex & Dorking United Brick Co., Ltd.) HARDINGE CO., INC. (Harlowe Hardinge) 240 Arch St., York, Pa. HARDINGE, Harlowe (M) Hardinge Co., Inc. 240 Arch St., York, Pa. HARDY, Ronald G. (SI) Onondaga Brick Corp., Warners, N. Y. HARES, George B. (G) 15 Roosevelt St., Corning, N. Y. (Coming Glass Works) HARGREAVES, Douglas J. Hargreaves Mill Ltd. Botteslow St., Hanley, Stoke-on-Trent Stafford, England HARGREAVES,.John 3 Oak Tree Crescent Cockermouth, Cumberland, England (Distington Engineering Co. Ltd.) HARGREAVES MILL LTD. (D. J. Hargreaves) Botteslow St., Hanley, Stoke-on-Trent Stafford, England HARKER POTTERY CO. (Robert E. Boyce) East Liverpool, Ohio HARKULICH, Theodore (B) 269 Mull Ave., Sinking Spring, Pa. (Beryllium Corp.) HARLEY, T. H. (R) Vesuvius Crucible Co., Box 8275 Swissvale, Pittsburgh 18, Pa. HARMAN, C. G,, (WF) Gladding, McBean & Co. 2901 Los Feliz Blvd. Los Angeles 39, Calif. I1ARN1SH, John D,, Jr. (WI) Westinghouse Electric Corp. Derry, Pa. rsia, Aiarx r.. 2111 Sierra Rd. Plymouth Meeting, Pa. (E. J. Lavino & Co.) HARPER, Robert E. 62 Orange St., Waverly, N. Y. HARPER, Roderick L. (L) Harper Electric Furnace Corp. 110 Pearl St., Buffalo 2, N. Y. HARPER, Wallace T. (BI) 1032 Ringwood Ave. Menlo Park, Calif. (Lockheed Aircraft Corp., Lockheed Missiles & Space Div.) HARR, W. J. (GI) 1711 Brainard Rd. Lyndhurst, Cleveland 24, Ohio (Harshaw Chemical Co.) HARRELL, George O. (S) North Carolina State College Mineral Industries Dept. Raleigh, N. C. HARRINGTON, H. Richard (M) Anglo-American Clays Corp. Box 151, Sandersville, Ga. HARRINGTON, Roy V. (G) One Oakwood Dr., Corning, N. Y. (Corning Glass Works) HARRINGTON, Wayne H. R. R. 2, Hornell, N. Y. HARRIS CLAY CO. (Scroop W. Enloe, Jr.) Spruce Pine, N. C. HARRIS, Donald M. (XJ) Fairport Rd., East Rochester, N. Y. (U. S. Army) HARRIS, Henry M. (R) 4114 42nd S., Seattle 18, Wash. (U. S. Bureau of Mines) HARRIS, James E. (S) 6445 S. Acoma St., Littleton, Colo. (Robinson Brick & Tile Co.) HARRIS, Jesse R. 301 E. Third Ave., Ritzville, Wash. HARRIS, Joe N. (EJ)' 1592 Van Epps St., S. E. Atlanta 16, Ga. (Georgia Institute of Technology) HARRIS, Ransom S., Jr. (GJI) 895 W. Main St., Newark, Ohio (Owens-Corning Fiberglas Corp.) HARRIS, Robert C. (L) Bendix Aviation Corp. Scintilla Div., Sidney, N. Y. HARRIS, William A., Jr. (W) Edwin M. Knowles China Co. Newell, W. Va. HARRISON, Don E. (B) 1036 Findley Dr., Apt. 10 Pittsburgh 21, Pa. (General Electric Co.) HARRISON, Gordon R. (L) Sperry Microwave Electronics Co. Box 1828, Clearwater, Fla. HARRISON, Harold C. (W) 4545 Norwin Rd., Pittsburgh 36, Pa. (Westinghouse Electric Corp.) HARRISON, Jack L. (S) Indiana Geological Survey Indiana University, Bloomington, Ind. HARRISON, William B. (BI) _. 5230 Holiday Rd., Hopkins, Minn. (Minneapolis-Honeywell Regulator Co.) HARRISON, W. N. (EF) National Bureau of Standards Ind. Bldg., Enameled Metals Sect. Van Ness St. & Conn. Ave., N. W. Washington 25, D. C. HARSHAW CHEMICAL CO. (Carl J. Harbert) 1945 E. 97th St., Cleveland 6, Ohio * HART, John M. (W) New Jersey Porcelain Co., Box 908 Trenton 5, N. J. HART, Leroy D. (R) 707 Crompton Ct., Crestwood 26, Mo. (Aluminum Co. of America) 551 r>' 908 Lafayette Court, Marion, Iiul. (Radio Corp. of America) jXRTFORD, Thomas J. (L) 2783 Doresta Rd., San Marino, Calif. (Gladding, McBean & Co.) rfARTLEY, Alva n G. H. Downing & Co. Ltd. Brampton Hill Newcastle, Staffs, England . 'MAN, F. Henry (G) Kerry Crescent Ottawa S, Ont., Canada j^RTMANN, Hans S. Massachusetts Institute of Technology 77 Massachusetts Ave., Rm. 4-051 Cambridge 39, Mass. u\RTSHORN, T. D. (El) 8118 N. Poplar Blvd. Milwaukee 17, Wise. (Geuder, Paeschke & Frey Co.) HARTWIG, Frederick J., Jr. (RI1 -- Babcock & Wilcox Co., Box 835 Alliance, Ohio jjARTWIG, Jurgen (R) Box 521, Fostoria, Ohio (National Carbon Co.) rARTY.'R. Philip (R) Exolon Co. 1000 E. Niagara St., Tonawanda, N. Y. jIARVEY, A. M., Jr. (SI) Webster Brick Co., Box 780 Roanoke 5, Va. RARVEY, Edwin T. (R) 314 W. McPike St., Vandalia, Mo. (Harbison-Walker Refractories Co.) RARVEY, E. M. (R) North State Pyrophyllite Co., Inc. Box 7247, Greensboro, N. C. HARWOOD, Wallace B., Jr. (S) Acme Brick Co. Box 425, Fort Worth, Texas HASKO, Stephen (WI) 1510 Wheaton Lane, Silver Springs, Md. (National Bureau of Standards! IASSELBACH, William (G) Libbey-Owens-Ford Glass Co. E. Broadway, Toledo 5, Ohio 1A- .MAN, D. P. H. University of British Columbia Dept, of Mining & Metallurgy Vancouver 8, B. C., Canada IASSETT, William A. (L) Radio Corp. of America Chemical & Physical Lab. 415 S. Fifth St., Harrison, N. J. IATCH, Robert A. (B) 4135 N. Belleview Ave. St. Paul 10, Minn. (Minnesota Mining & Mfg. Co.) 1ATFIELD, Fred M. (G) Owens-Illinois 506 S. First St., Gas City, Ind. 1ATHAWAY, A. J. (B) 8721 Pershing Ave. Niagara Falls, N. Y. (Titanium Alloy Mfg. Div., National Lead Co.) ATHAWAY, Isaac S. (W) 1318 Tuttle Ave., Montgomery, Ala (Alabama State College) ATHAWAY, Mrs. U. G. (W) Alabama State College Montgomery, Ala. AUBEIN, Wendell L. (RJ) 1042 Florida, Edwardsville, III. (Propellex Chemical Div., Chromalloy Corp.) AUCK, Charles A. (RI) 5088 Dawne St., San Diego 17, Calif. (Solar Aircraft Co.) AURA, Bruce 223 Tom Hunter Rd., Fort Lee, N. J. AUSER, Richard E. (I) 35- -'oselle^t., Buffalo II. .V Y AU: I, Hejx H. (R) 73o - lfth AjW-i New York 19, N. Y. (Consultant "ai, OL. 38, No'. 1011959) 1218 Blanchard Ave., Flint 3, Mich. (AC Spark Plug Div., General Motors Corp.) HAVELL, Richard F. (R) 846 N. Euclid Ave., Oak Park. III. (Armour Research Foundation) HAVENS, Irvin F. (B) 200 St. Nicholas Ave. Worcester, Mass. (Bay State Abrasive Products Co.) HAWES, Samuel A. (SI) 301 N. E. Sixth Ave. Mineral Wells, Texas (Texeramics Inc.) HAWK, Elwin A. (M) Hawk Laboratories, Inc., R.R. 1 East Rochester, Ohio HAWKES, John H. (G) 2 Downing St., Worcester 10, Mass. (Norton Co.) HAWKINS, Frank S. General Electric Co. Ltd. Osram Glass Works East Lane, Wembley Middlesex, England HAWKINS, James M. (M) James M. Hawkins Corp. 448 Franklin St., Buffalo 2, N. Y. HAWKINS, Robert J. (SI) 20 Sunnyside PL, Hamburg, N. Y. (Buffalo Brick Corp.) HAWKS, Ralph L. (WI) 2869 Middletown Rd. Pittsburgh 4, Pa. (Vitro Manufacturing Co.) HAWKS, William L. (R) 24805 22nd Ave., S., Kent, Wash. (Boeing Airplane Co.) HAWS REFRACTORIES CO. (E. E- Slick, Jr.) 407 Main St. Johnstown, Pa. HAWTHORNE, Robert M., Jr. (W) 12 Tuttle St., Dunellen, N. J. (National Starch Products Inc.) HAY, John (B) Norton Co., Research Lab. Worcester 6, Mass. 1IAY, Joseph L. (R) Acme Brick Co., Box 448 Malvern, Ark. HAYDON, Mary P. (B) 106 Ogontz Lane, Oak Ridge, Tenn. (Oak Ridge National Laboratory) HAZEL, John J, (RF) Republic Bldg., Rm. 1526 Republic Steel Corp., Cleveland 1, Ohio HAZEN, E. J. (GI) 614 Main St,, Ford City, Pa. (Pittsburgh Plate Glass Co.) HEALY, James H. (El) 4511 N. Sherman Blvd. Milwaukee 9, Wise. (A. O. Smith Corp.) HEATH, Donald L. (B) Ohio Brass Co..-Park & Ninth Barberton, Ohio HEATH, Edith (D) Heath Ceramics 791 Bridgeway, Sausalito, Calif. HEATI.EY, Sidney M. (R) Babcock & Wilcox Co. 105 S LaSalle St., Chicago 3, HI. HEAVILL, John C. (E) 42 Walnut St., Pittsburgh 5, Pa. (Vitro Manufacturing Co.) HECK. Frank G. (R) E. J. Lavino & Co., 3 Penn Center Plaza Philadelphia 2, Pa. HEDDELL, James V. (RI) 215-A Mitscher St., China Lake, Calif. (U. S. Naval Ordnance Test Station) HEDDEN, Walter A. (RI) Battelle Memorial Institute 505 King Ave., Columbus l, Ohio HEDGES, Philip E. 915 Bay Ridge Ave., Pittsburgh 26, Pa. . . -- , i-..., j allies - V. 1. e> ) Marion Brick Corp. 399 E. Center St., Marion, Ohio HEDQUIST, Alfred J. (W) Apartado Postal 525 Guadalajara, Jalisco, Mexico (Loza Fina S. A.) HEEBNER, John C. (RI) 1431 Forbes St. North Tonawanda, N. Y. (Carborundum Co.) HEELEY, Ralph E. J. & J. Pearson Ltd. Firebrick Works Stourbridge, Worcs, England HEFTI, Franz Ziircher Ziegeleien, Postfach 357 Ziirich 1, Switzerland HEIDTMAN, Clarence F. (G) National Lime & Stone Co. First National Bank Bldg. Findlay, Ohio HEILICH, Raymond P. (S) 3652 E. Edgar, Box E-3 St. Louis 21, Mo. HEILIGMAN, H. A. (RFI) E. J. Lavino & Co., Box 29 Norristown, Pa. HEIMSOETH, Werner M. Farbenfabriken Bayer Aktiengesellschaft (22c) Leverkusen-Bayerwerk, Germany HEINDL, Raymond A. (RF) 4917 43rd St., N. W. Washington 16, D. C. HEINE, H. W. (S) Hudson Supply & Equipment Co. Ninth St. & Brentwood Rd., N. E. Washington 18, D. C. HEINO, Vivika P. (D) 3204 S. Hoover St. Los Angeles 7, Calif. (Chouinard Art Institute) HEISCHMAN, Fred E. (L)_ 106 S. Adams St., Fostoria, Ohio (Electric Auto-Lite Co., Spark Plug & Ceramic Group) HELD, Kalman (B) TRG, Inc., 2 Aerial Way Syosset, L. I., N. Y. HELD, Peter C. Iowa State University Dept, of Ceramic Engineering Ames, Iowa HELLIESEN, Richard O. (I) Klepp Station, Stavanger, Norway (Porselen Emalje Industry) HELLMAN, Stanley L. (S) 33 Beachwood Ave., Metuchen, N. J. (Merritt, Inc.) HELLRIEGEL, Edgar J. (R) 114 Oceanside Box 155, Fort Tilden, N. Y. (Metal & Thermit Corp.) HELM, David F. (B) Mellon Institute, 4400 Fifth Ave. Pittsburgh 13, Pa. HELMKAMPF, R. N. (G) Refractories Div., H. K. Porter Co. 2064 Hampton Ave., St. Louis 10, Mo. HELSER, Perry D. (WFI) Box 11292, St. Petersburg 33, Fla. HELTON, Bernard L., Jr. (M) Thiele Kaolin Co., Sandersville, Ga. HELZ, Armin W. (B) 20 Maryland Ave., Gaithersburg, Md. (U. S. Geological Survey) HEMBERG, Per Surte Glasswork, Surte, Sweden HEMSTEGER, Samuel E. (El) 4155 Audubon Rd., Detroit 24, Mich. (Consulting Engineer) HENDERSON CLAY PRODUCTS (Homer L. Bryce) Box 870, Henderson, Texas HENDERSON, Courtland M. (L) Monsanto Chemical Co. Station B, Box 8, Dayton 7, Ohio 553 u.\ UI1K5UA, Frank P. (i>> 1701 McDonald Rd., Tyler, Texas (Allied Engineering Div., Ferro Corp.) jjENDERSON, Frederick C. (WF1) Royal China, Inc., Sebring, Ohio jlEN'DERSON, James L., Jr. (S) Robinson Ventilating cu. Zelienople, Pa. jjEXDERSON, William W. (W) Robinson Ventilating Co., Box 217 Zelienople, Pa. jjENDREN, Robert R. (RI) 105 Bank Ave., Riverton, N. J. (Hoeganaes Sponge Iron Corp.) jjENDRYX, Dwight B. (S) Dwight B. Hendryx & Associates 6621 Darlington Rd., Pittsburgh 17, Pa. rENEGHAN, Leo F. (B) Merck & Co., Inc. Marine Magnesium Div. South San Francisco, Calif. _ 0ENLEY, Russell M. (R) 61 Sugarmaple Ln,, Levittown, Pa. (General Abrasive Co.) HENRY, Edward C. (LFI) 730 Crawford Ave., Syracuse 10, N. Y. (General Electric Co.) HENRY, Frank R. (RF) Simonds Worden White Co. 1101 Negley PI., Dayton 7, Ohio HENRY, Georges Union des Verreries Mecaniques Beiges, 29, Quai de Brabant Charleroi, Hainaut, Belgium HENRY, Kenneth M. (GF) Owens-Illinois Box 1035, Toledo 1, Ohio HENSLER, J. R. (GF) Chemical Research Lab. Bausch & Lomb Optical Co. Rochester 2, N. Y. HENSON, Albert T. (SJ) West Virginia Pulp & Paper Co. Polychemicals Div., Charleston, S. C. HENWOOD, Reginald J. (R) 107 Valeview Circle, Gadsden, Ala. (Republic Steel Corp.) HEPPLEWHITE, J. W. (WFI) i 13557 Cedar Rd., Cleveland 18, Ohio t (Allied Engineering Div., Ferro Corp.) HERBERT, John S. (S) W. G. Bush & Co., 174 Third Ave., N. Nashville 3, Tenn. HERBERT, John W. (R) 3523 Anderson Pkwy., Toledo, Ohio (Libbey-Owens-Ford Glass Co.) HERBERT, Paul R. (W) Sandyville, Ohio (B. Mifflin Hood Co.) HERBST, H. T. (S) 4359 W. 199th St., Cleveland 26, Ohio (Ohio Clay Co.) HERBST, Richard J. 1502 N. Division, Urbana, 111. HERGER, Howard C. (G) Pierce Glass Co., Port Allegany, Pa. HERKO, Edward (GI) 4865 Mt. Read Blvd. Rochester 16, N. Y. (Bausch & Lomb Optical Co.) HERMAN, C. Eugene R. R. 3, Box 361, Hickory, N. C. HERMANN, Gunter Rua Sta. Cristina 193 J. America, Sao Paulo, Brazil (Consultant) HERMANN, James L. (W) 3288 Earlmar Dr. Los Angeles 64, Calif. (Redondo Tile Co.) HEROLD, Paul G. (BFI) Radio Corp. of America Chemical & Physical Lab. Lancaster, Pa. ~'?RPE& Clarence M. (S) SoutfSfrn Brick & Tile, Inc. CheaSkee Sta., Box 5105 LohisvfHe 5, Ky. Vol. SS, Nb. 10 (1959) HERRING, Leon B. (W) Kohler Co. Box 2293, Sta. A., Spartanburg, S. C. HESS, Albert J. (B) Westex Talc Corp. Box 238, Bryant, Ark. HESS, B. Parker (G) Westinghouse Electric Corp. 700 Braddock Ave., East Pittsburgh, Pa. HESS, F. B. (G) Brockway Glass Co., Inc. Brockway, Pa. HESS, Robert L. (R) 331 W. Market St., Clearfield, Pa. (North American Refractories Co.) HESSINGER, Philip S. (LI) Synthetic Mica Co. Box 658, West Caldwell, N. J. HEUER, Arthur (LJ) General Ceramics Corp. Keasbey, N. J. HEUER, Russell P. (RF) General Refractories Co. 1520 Locust St., Philadelphia 2, Pa. HEWITT, L. C. (RFI) Ironton Fire Brick Co. Box 536, Ironton, Ohio HEWLETT, James Thomas (E) Ingram-Richardson, Inc. Frankfort, Ind. HICKEY, Frank J. (G) Corning Glass Works Box 544, Corning, N. Y. HICKS, Earl A. (M) Southern California Minerals Co. 320 S. Mission Rd. Los Angeles 33, Calif. HICKS, James C. (RI) 27550 Edgerton Rd., Los Altos, Calif. (Kaiser Aluminum & Chemical Corp.) HICKS, John F. G. (G) 131 Thompson Dr., Painted Post, N. Y. (Corning Glass Works) HICKS, Robert G. (B) 828 165th Ave., N. E., Bellevue, Wash. (Boeing Airplane Co.) HIGBIE, Kenneth B. (R) Beryllium Corp. Box 1462, Reading, Pa. HIGGINS, James M. Box 194, Residence Hall Rolla, Mo. HIGGINS, Waldo W. (EFI) A. O. Smith Corp. Box 584, Milwaukee 1, Wise. HIGGS, Harold P. (L) 737 East Ave., Rochester, N. Y.' (Lehigh Engineering Associates) HIGHLEY, Robert W. (R) A. P. Green Fire Brick Co. 2004 Clark Bldg., Pittsburgh 22, Pa. HIGMAN, JOHN W., CO. (Robert J. Stone) 24 State St. New YoHc 4, N. Y. HILDEBRAND, David (L) R. R. 3, Hixson, Tenn. (American Lava Corp.) HILL, David C. (BJI) 126 Forest Blvd., Park Forest, 111. (Argonne National Lab.) HILL, Ercell C. (SF) 109 Morton Ave., Ridley Park, Pa. HILL, John R. (S) Box 37, Highland Park Station Des Moines 13, Iowa (Goodwin Co.) HILL, Lawrence I. (G) 503 Carver Blvd., Toledo 7, Ohio (Libbey-Owens-Ford Glass Co.) HILLMAN, Gary 1071 Westshire PL, N. W. Atlanta 13, Ga. HIMMEL, Lawrence (B) University of California Dept, of Mineral Technology Berkeley 4, Calif. H1XCH.MAX. Roger (.Mi United States Borax & Chemical Corp. 50 Rockefeller Plaza New York 20, N. Y. HIND, Stanley "The Mount," Etruria Rd. Basford, Stoke-on-Trent, England (Consulting Engineer) HINDS, J. F. (G) Canadian General Electric Co. 221 Dufferin St. Toronto 3, Ont., Canada HINKINS, E. A. (G) Tygart Valley Glass Co., Box 503 Washington, Pa. HIRAYAMA, Chikara (G) R. R. 3, Kilmer Dr., Murrysville, Pa. (Westinghouse Electric Corp.) HIRSSIG, Carl F. (G) 1210 Fort St., Maumee, Ohio (National Lime & Stone Co.) HISCOCK, Harley J. (R) Fuller Merriam Co., Box 69 West Haven, Conn. HITCHINS, R. A. (R) National Refractories Div. Mexico Refractories Co. 226 S. 16th St., Philadelphia 2, Pa. HITNER, Jan K. (R) Box 222, Travelers Rest, S. C. HITZEMAN, Roger L. (LI) Centralab Div., Globe-Union Inc. 900 E. Keefe Ave., Milwaukee 1, Wise. HOBSON, Joe P. (S) Acme Brick Co., Box 425 Fort Worth 2, Texas HOCH, Michael (B) University of Cincinnati Dept. Chem. & Met. Engr. Cincinnati 21, Ohio HOCHWALT, Carroll A., Jr. (L) 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,, Jr. (L) Sperry Microwave Electronics Co. Box 1828, Clearwater, Fla. HODGSON, N. G. (E) Alliance Ware, Ltd. Box 550, Vancouver, B. C., Canada HODSON, George N. The Hall, Wymeswold Nr. Loughborough, England (Hathernware, Ltd.) HODSON, Jean T. 4203 Brooklyn, Seattle 5, Wash. HOELSCHER, Max W. (E) 5010 Mayfield Rd., Lyndhurst 24, Ohio (Enamel Products Co.) HOENIG, Clarence L. University of California Dept, of Mineral Technology Hearst Memorial Mining Bldg. Berkeley 4, Calif. HOERRMANN, Francis J. (G) General Electric Co. Bridgeville Glass Plant Bridgeville, Pa. HOEY, Paul E. (SI) Texas Vitrified Pipe Co. Box 117, Mineral Wells, Texas HOFFMAN, Carl R. (G) Fostoria Glass Co. Moundsville, W. Va. HOFFMAN, Lewis C. (G) 2219 Newark Ave., Westfield, N. J. (E. I. du Pont de Nemours & Co.) HOFFMAN, M. Saul (SJ) Leeds & Northrup Co. 4901 Stenton Ave. Philadelphia 44, Pa. HOFFMAN, Richard C. (GJI) 9364 Colorado, Livonia, Mich. (Ford Motor Co.) HOFFMAN, Willard H. J. (W) 8 Dungarrie Rd., Baltimore 28, Md. (Clinchfield Sand & Feldspar Corp.) 555 T. C. Wheaton Co. 212 "G" St., Millville, X. J. HOFSTETTER, G. W. (El Ferro Corp., 336-338 N. Central Ave. Chicago 44, 111. jlOGAN, Thomas W. (W) Flintridge China Co. 350-380 S. Raymond Ave. Pasadena 1, Calif. HOGANSON, Donald K. (E) 4709 N. 56th St., Milwaukee 18, Wise. (A. O. Smith Corp.) HOGF-NDOBLER, H. R. (G) Gustin-Bacon Manufacturing Co. 3031 Fiberglas Rd., Kansas City, Kans. HOGENSON, William (EF) Chicago Vitreous Corp. 1425 S. 55th Court, Cicero 50. III. HOHMANN, Frederick R. (G) 1012 Parkview Rd. New Kensington, Pa. (Pittsburgh Plate Glass Co.) HOHN, Carl M. (W) 508 Eastway Dr., Lakeland, Fla. (Florida Tile Industries, Inc.) HOJALATA Y LAMINA, S. A. (Alfonso Reyes Escobar) Apartado Postal 996 Monterrey, N. L., Mexico HOLADY, Harold W. Box 416, Ephrata, Wash. HOLDEN, Abe N. (B) General Electric Co. Vallepitos Atomic Lab. Box 846, Pleasanton. Calif. HOLDEN, Robert B. (B) Olin Mathieson Chemical Corp. Metallurgical Labs. 275 Winchester Ave. New Haven, Conn. HOLDENER, Irwin K. (B) 20709 Wendy Dr., Torrance. Calif. (U. S. Air Force) HOLL, Barton A. (S) Logan Clay Products Co. Box 698, Logan, Ohio HOLL, Barton S. (SI) 311 W. Front St., Logan, Ohio (Logan Clay Products Co.) HOLLOMON, John H. (B) General Electric Co., Research Lab. Box 1088, Schenectadv, N. Y. HOLMES, Gregory J. (EJ) 3295 Lansmere Rd. Shaker Heights 22, Ohio (Ferro Corp.) HOLMES, Lyle A. (MI) 82 Pilgrim Rd., Rosslyn Farms Carnegie, Pa. (Great Lakes Foundry Sand Co.) HOLMES, Roland G. (S) W. S. Dickey Clay Mfg. Co., Box 402 Pittsburg, Kans. HOLMGREN, David E. (R) 219 Gibson St., Berea, Ohio (Basic Incorporated) HOLMQUIST, Stig B. (R) United States Steel Corp. Research Center, Monroeville, Pa. HOLSCHER. H. H. (GF) Owens-Illinois Box 1035, Toledo 1, Ohio HOLST, Tage Vinkelvej lo, Kongens I.yngby, Denmark (Porcelaensfabriken Danmark A/S) HOLT, J. Birch 1535 Sigma #10 Salt Lake City, Utah HOLTERHOFF, A. Gray (M) National Sales Corp. 307 E. Fourth St., Cincinnati 2, Ohio HOLTRY, Byron C. (S) Acme Brick Co., Box 448, Malvern, Ark. HOMMEL, E. M. (EF) O.SHommel Co., Box 475 Pittsburgh 30, Pa. HOMMfiL, O., CO. (E. M. Hommel) BjjSr-j^5, Pittsburgh 30, Pa. Voli 38, jKo. 10 (1959) Box 1285, Alfred, X. Y. HONSBERG, Werner (W) Fabrica de Loza El Anfora, S. A. Apartado 508, Mexico D. F., Mexico HOOD, Harrison P. (GF) 260 Delevan Ave., Corning, N. Y. (Corning Glass Works) HOOD, L. Scott (M) Orton Ceramic Foundation 1445 Summit St., Columbus 1, Ohio HOOD, Walter H. (M) International Minerals & Chemical Corp. (Canada) Ltd. 77 Metcalfe St., Ottawa, Ont., Canada HOOGENDOORN, Helen M. (BJI) 130 Lucas Ave., Apt. B-l Kingston, N. Y. HOOPER, Bradford (RI) Babcock & Wilcox Co. Augusta, Ga. HOOVER, Charles H. (R) 609 Wilton Rd., Towson 4, Md. (General Refractories Co.) HOPKINS, Robert W. (GI) Calumite Co., Box 151 Hamilton, Ohio HOPPER, R. T. (W) Hanovia Liquid Gold Div., Engelhard Industries, Inc. One W. Central Ave. East Newark, N. J. HORAK, William (RFI) 223 Raymond Rd. West Hartford 7. Conn. (Emhart Mfg. Co.) HORMBERG, R. E. (W) Misceramic Tile Box 1070, Cleveland, Miss. HORNER, M. Harlan 4757 17th N. E. St., Seattle 5, Wash. HORNER, Sylvester J. (L) Arnold Engineering Co. Box G. Marengo, 111. HORNING, Roy A. (GFI) R. R. 2, Box 510, Carmel, Calif. HORNUNG, Martin R. (WI) 140 E. Sheridan Ave., New Castle, Pa (Shenango China, Inc.) HORNYAK, Emery J., Jr. (BJ) Owens-Illinois 1700 N. Westwood Ave., Toledo 6. Ohio HORSFALL, John C. (S) Gladding, McBean & Co. 1500 Walla Walla Ave., Renton, Wash. HORTON, Paul B. (WI) Insulator Dept., General Electric Co. Box 57, Baltimore 3, Md. HORTON, Robert A. (R) 32135 Densmore Rd., Willowick. Ohio (Austenal Co., Div. Howe Sound Co.) HORWEDEL, Lowell C. (B) Electrofilm, Inc. 7116 Laurel Canyon Blvd. North Hollywood, Calif. HOSBEIN^Roger L. (R) 11 Standish St., Frostburg, Md. (Kaiser Aluminum & Chemical Corp.) HOSKYNS, William R. Alfred Station, N. Y. HOSSACK, James K. (E) Ferro Enamels (Canada) Ltd. Box 37, Oakville, Ont., Canada HOSSENLOPP, Arthur M. (LI) 921 Maplewood Dr., Kokomo, Ind. (Delco Radio Div., General Motors Corp.) HOSTETTER, J. C. (GFI) 1561 Dale Ave., Winter Park, Fla. (Consultant) HOUCHINS, Henry R. (W) Carborundum Co., Bonded Abrasives Div. Niagara Falls, N. Y. HOUDEK, Albin (W) 302 Blakeley, San Antonio, Texas (Aztec Ceramics, Inc.) The Knoll, Corning, N. Y. (Corning Glass Works) HOULAHAN, R. C. (S) Builders Brick Co. 3800 Ninth Ave., S., Seattle 8, Wash. HOUSER, Phillip E. Box 1002, Alfred, N. Y. HOUSMAN, George S. (R) Box 17, Norristown, Pa. HOUSTON, Harry H. (B) Borg-Warner Corp., Research Center Algonquin & Wolf Rds. Des Plaines, 111. HOUSTON, M. Dean (B) 713 Citadel Rd., Monroeville, Pa. (Westinghouse Electric Corp.) HOUZE, Armand L., Jr. (G) Houze Glass Corp., Point Marion, Pa. HOWARD, Harold B. (S) 828 S. Ellis St., Salisbury, N. C. (Taylor Clay Products Co.) HOWAT, Walter L. (DF) Howat Kilns, 85 Hopping Ave. Staten Island 7, N. Y. HOWATT, Glenn (W) 11 Cliffwood Place, Metuchen, N. J. (Gulton Industries, Inc.) HOWE, David G. (RJ) U. S. Naval Research Lab. Metallurgy Div. Non-Ferrous Alloys Branch. Code 6310 Washington 25, D. C. HOWE, Elroy E. (EFI) Chicago Vitreous Corp. 1425 S. 55th Court, Cicero 50, 111. HOWER, Lawrence D., Jr., (RI) 9 Norwood Ave., Milford, Conn. (Olin Mathieson Chemical Corp.) HOWER, R. S. (LI) Allen-Bradley Co. 136 W. Greenfield Ave. Milwaukee 4, Wise. HOWIE, Thomas W. Campbell & Co. (Roughcastle) Ltd. Roughcastle Works, Falkirk, Scotland HOYET, Eugene (G) R. R. 2, Ford City, Pa. (Pittsburgh Plate Glass Co.) HOYT, Rolando Ladrillera Monterrey, S. A. Apartado 360, Monterrey, N. L., Mexico HSU, Ku-hua 1, King's Terrace, 1st Floor Kowloon, Hongkong, B.C.C. Kiu Foong Enamel Factory (H.K.) Ltd.) HUBBELL, Dean S. (E) R. R. 6, Country Club Rd. Connersville, Ind. (Porcelain Steel Corp.) HUBBLE, David H. (RJ) 10615 Lindberg Ave. Pittsburgh 35, Pa. (United States Steel Corp.) HUBER, George S. (M) 314 Overbrook Rd,, Baltimore 12, Md. (Pemco Corp.) HUBER, J. M,, CORP. (D. Parker McAdoo) 630 Third Ave., New York 17, N. Y. HUBER-WARCO CO. AMERICAN CLAY MACHINERY DIV. (R. A. Garverick) 202 N. Greenwood St., Marion, Ohio HUDSON, Charles J. (R) 74 Newton St., West Boylston, Mass. HUDSON SUPPLY & EQUIPMENT CO. (H. W. Heine) Ninth St. & Brentwood Rd., N. E. Washington 18, D. C. HUESCHEN, Robert E. (L) 5280 S. 111th, Hales Corners, Wise. (General Electric Co.) HUETTIG, Fred R. (LI) 296 Brook Ave., North Plainfield, N. J. (General Ceramics Corp.) 557 (L'l'i'; John K. (L) Minneapolis-Honeyweil Regulator Co. 500 Washington Ave., S. Hopkins, Minn. rft<FFCUT, Harold W. (El) n Air Preheater Corp., Wellsville, N. Y. HUFFMAN, Guy D. (G) 146 Oakwood Rd., Charleston, W. Va. ("Libbey-Owens-Ford Glass Co.) , MAN, John M. i Payne St., Paris, Mo. ufJGGIN, Benjamin A. 3002 Buncombe Rd., Greenville, S. C. jjt'GHES, George B. (El) 236 Indiana Ave., Dayton 10, Ohio (Frigidaire Div., General Motors Corp.) jlUGHES, Robert H. (R) ` J. L. Hughes Electric Co. 76 N. Grant Ave., Columbus 15, Ohio jjUGHES, Walter M. (WI) 534 Putnam Ave., Zanesville, Ohio" jjL'GHEY, Vaughn V. (R) Basic Incorporated Maple Grove, P. O. Fostoria, Ohio t)UI, William L. C. (B) Radio Corp. of America, Tube Div. Marion, Ind. jjUKE, Frank B. (R) 48 Maple St., West Boylston, Mass. (Norton Co.) ;4L'LBERT, Samuel F. Box 847, Alfred, N. Y. flj'LL, J. Brannon (W) Hull Pottery Co., 327 Amerine St. Crooksville, Ohio HULL POTTERY CO. (J. Brannon Hull) 327 Amerine St., Crooksville, Ohio HIT.SE Charles O. 463 61st St., Apt. A Oakland 9, Calif. HUMENIK, Michael, Jr. (B) 28477 aPrkwood Dr., Inkster, Mich. (Ford Motor Co.) HUMMEL, Floyd A. (B) P'"ege of Mineral Industries sylvania State University ersity Park, Pa. HUMMEL, Richard (G) 615 Olympia Rd., Pittsburgh 11, Pa. (Harshaw Chemical Co.) HUMMEL, Roy (W) 4318 Grantley Rd., Toledo 13, Ohio (Champion Spark Plug Co.) HUMPHREY, Richard A. (L) 2721 Woodbine Ave., Evanston, 111. (Armour Research Foundation) HUND, George J. (W) 227 Poplar Ave. N. W., Canton, Ohio (Sparta Ceramic Co.) HUND, Ralph (R) 1632 Grace St., Lakewood 7, Ohio (Ohio Carbon Co.) HUND, William O. (R) 530 S. Seminary St. Charles Town, W. Va. (Standard Lime & Cement Co.) frNSBERGER, Jesse F. (R) A. P. de Sanno & Son, Inc. Phoenixville, Pa. 3UNT, Herbert J. (G) Kimble Glass Co., Vineland, N. J. JNT, John F. (MI) Carpco Manufacturing, Inc. Box 3272, Jacksonville 6, Fla. *b'MT, Malcolm H. (L) Corning Glass Works, Corning, N. Y. WNTER, Charles E. (B) Box 430, Erwin, Tenn. (Consolidated Feldspar Dept., International Minerals & h Chemical Corp.) pJNTER, Orville, Jr. I Missouri School of Mines L Ce ; Engineering Dept., Rolla, Mo. Ricfipa F. (G) 4247 Beve^yiDr., Toledo 14, Ohio (Owens-C&miff^ Fiberglas Corp.) V 38, Nb. 10^(1959) HI XTLEY, James L. R. R. 2, Box 782, Charlotte, N. C. HUPPERT, Paul A. (El) 7820 Apple Valley Ct. Fair Oaks, Calif. (Aerojet-General Corp.) HURD, Burgess M. (M) 3 Windy Crest Rd., Beaver Falls, Pa. (Ceramic Color & Chem. Mfg. Co.) HURLEY, Forrest R. (L) Grace Research Div., W. R. Grace & Co. Washington Research Center Clarksville, Md. HURLEY, Robert E. (B) 3942 N. Pennsylvania St. Indianapolis 5, Ind. (Radio Corp. of America) HURLEY, T. P. (B) Sprague Electric Co. North Adams, Mass. HURST, Erwin J. (L) General Ceramics Corp. Plant 3, Research Dept. Keasbey, N. J. HURST, James J., Jr. 349 Hopkins St., S. W. Atlanta 10, Ga. HURST, Thomas L. (L) Monsanto Chemical Co., Research Dept. 800 N. Lindbergh, St. Louis 66, Mo. HURWITT, Steven (BJ) Materials Research Corp. 47 Buena Vista Ave., Yonkers, N. Y. HUTCHINS, John R,, III (I) 418 Cliff Rd., Box 456, Sewaren, N. J. HUTCHISON, Clark (EFI) 2008 Cheryl Lane, Frankfort, Ind. (Ingram-Richardson, Inc.) HUTCHISON, R. C. (RI) 2133 Stefko Blvd., Bethlehem, Pa. (Bethlehem Steel Co.) HUTT, Glenn A. (EF) 19629 Scottsdale Blvd. Shaker Heights 22, Ohio (Ferro Corp.) HUTT, Gordon M. (R) _ Canadian Pacific Railway 703 Windsor Station Montreal 3, Que., Canada HUYCK, L. G. (E) Huyck Construction Co. 1861 DeCook Ave., Park Ridge, 111. HYATT, Edmond P. (L) 3735 S. 3100 East St. Salt Lake City 9, Utah (Electro-Ceramics, Inc.) HYDE, Collin (RI) 581 Oxford St., Worthington, Ohio (Battelle Memorial Institute) HYNES, Frank J. (LI) Frenchtown Porcelain Co. Frenchtown, N. J. HYOLLE, Andre Ste. Generale de Carrelages 68 rue Leon Blum Feignies (Nord), France HYSLOP, Joseph F. "Dromore," Major's Loan Falkirk, Scotland (J. G. Stein & Co., Ltd.) I IANDER, J. Richard (M) Ceramic News, 509 S. Beverly Dr. Beverly Hills, Calif. ICHIKAWA, Yoshio (L) 117 Lucinda Dr., Turtle Creek, Pa. (Westinghouse Electric Corp.) IDEAL-STANDARD, S. A. (Paul Lebrum), Vilvorde, Belgium IHRIG, Allen C. (G) 78 Boardman Ave. Cumberland Hills R. R., Manville, R. I. (Corning Glass Works) iiJJ/t, tosmo Government Industrial Research Inst. Hirate-Machi, Kita-Ku, Nagoya, Japan ILER, Ralph K. (B) 811 Haines Ave., Wilmington 3, Del. (E. I. du Pont de Nemours & Co., Inc.) ILES, RAMON R., (G) 2223 St. James Ct., Owensboro, Ky. (General Electric Co.) ILIFF; Fred K. (W) Harshaw Chemical Co. Jackson & Swanson Sts. Philadelphia 48, Pa. ILLING, Amo M. (W) 5412 Laconia, Cincinnati 37, Ohio (Cambridge Tile Mfg. Co.) ILLINOIS CLAY PRODUCTS CO. (Howard F. West) 68 N. Chicago St. Joliet, 111. ILLYN, Alexis V. (L) 975 Sandra Dr., Phoenix, N. Y. (General Electric Co.) IMMEDIATO, Robert R. (LI) Sprague Electric Co., Nashua, N. H. INDIAN CERAMIC SOCIETY (H. N. Roy) Dept, of Ceramics Benares Hindu Univ., Benares, India INDIANA GEOLOGICAL SURVEY (Jack L. Harrison) Indiana University, Bloomington, Ind. INDUSTRIAL CERAMIC PRODUCTS, INC. (C. R. Oberst) 965 W. Fifth Ave., Columbus 8, Ohio INDUSTRIA VENEZOLANA de VIDRIOS PLANOS C. A. (Cnel J. Marcano) Av. Libertador 118 (Calle La Linea), Las Delicias Sabana Grande, Caracas, Venezuela INGERSOLL-HUMPHRYES DIV., BORG-WARNER CORP. (G. W. Kelch) 201 E. Fifth St., Mansfield, Ohio INGHAM, David (W) American-Olean Tile Co. 1000 Cannon Ave., Lansdale, Pa. INGRAM-RICHARDSON, INC. (R. H. Coin) Jefferson Rd. Frankfort, Ind. INSLEY, Herbert (BF) 5219 Farrington Rd. Washington 16, D. C. (Consulting Mineralogist) INSLEY, Robert H. (B) Champion Spark Plug Co., Ceramic Div. 8525 Butler Ave., Detroit 11, Mich. INSTITUT de CERAMIQUE FRANCAISE 6 Grande-Rue Sevres (S. & O.), France Insulator--See General Electric Co. INTERNATIONAL CLAY MACHINERY CO. (R. H. McElroy) 1145 Bolander Ave., Dayton 1, Ohio INTERNATIONAL COMMISSION ON GLASS (B. P. Dudding) Research Laboratories General Electric Co., Ltd. Wembley, Middlesex, England IRONTON FIRE BRICK CO. (J. H. Rickey, Jr.) Box 536 Ironton, Ohio IRVINE, George C. (GI) Canadian Carborundum Co., Ltd. Niagara Falls, Ont., Canada IRVING, Donald R. (W) 3122 N. Ninth Rd., Arlington 1, Va. (U. S. Bureau of Mines) IRWIN, Glenn H. (R) Kimble Div., Owens-Illinois 1700 N. Westwood Ave., Toledo 7, Ohio IRWIN, Philip P. (W) Potters Supply Co. 11 Washington St. East Liverpool, Ohio IRWIN, William W. (W) Potters Supply Co. 11 Washington St., East Liverpool, Ohio 559 78 Elmwood Dr., Livingston, N. J. (Hammill & Gillespie, Inc.) iSAGAWA, Jun ' Nippon Toki Kaisha, Ltd. #1, Noritakeshinmachi, Nishiku Nagoya, Japan .cgNHOUR, C. W., Jr. (S) Isenhour Brick & Tile Co., Box 1249 Salisbury, N. C. NHOUR, James V. (S) Sanford Brick & Tile Co., Colon, N. C. jENHOUR, John H. (SF) 21S Confederate Ave., Salisbury, N. C. (Isenhour Brick & Tile Co.) (jSERLIS, Morris D. (L) Stabilized Pigments, Inc. Box 251, New Brunswick, N. J. flO, Shozo Nippon Gaishi Kaisha, Ltd. 1, 2-Chome, Horita-dori, Mizuho-ku Nagoya, Japan [fSCHNER, Robert Tannenrauchstrasse 106 Zurich 38, Switzerland (Tonwerke Thayngen AG) jVES, John B. (RI) 18 Standish St., Frostburg, Md. (Mexico Refractories Co., Div. Kaiser Aluminum & Chemical Corp.) jVEY, J. Ray (S) Acme Brick Co. R. R. 1, Millsap, Texas J JABBUSCH, Arthur J. (S) Pomona Terra Cotta Co. Greensboro, N. C. JACK, Milton K. (L) Hughes Aircraft Co. Florence & Teale Sts., Bldg. 20 Mail Sta. 1018B, Culver Citv, Calif. JACKSON, A. Curtis (SFI) Robinson Brick & Tile Co. 500 S. Santa Fe Dr., Denver, Colo. tJ^KSON, James ' Kvonhaugh', Stonehouse Lanarkshire, Scotland (Jackson, Elphick & Co. Ltd.) JACKSON, Mary A. (E) 11006 Montrose Ave. Garrett Park, Md. JACKSON VITRIFIED CHINA CO. (Philip R. Distillator) 2 West St. Pelham Manor 65, N. Y. JACKSON, Wharton (M) Wharton Jackson Co. 475 Huntington Dr. San Marino 9, Calif. JACKSON, William M., II (W) 13 Maura Dr., Woburn, Mass. (Godfrey L. Cabot, Inc.) JACKSON, William W. Box 246, Georgia Tech. Sta. Atlanta 13, Ga. JACOB, Bernard T. (RI) National Crucible Co. Mermaid Lane & Queen St. Philadelphia 18, Pa. JACOBS, Charles W. F. (W) 63 Hawthorne, Buffalo 23, N. Y. (Titanium Alloy Mfg. Div., National Lead Co.) JACOBS, H. Vereeniging Brick & Tile Co. Ltd. Box 117, Vereeniging Transvaal, South Africa JACOBS, Louis J. (R) Ramtite Co., 2563 W. 18th St. Chicago 8, 111. JACOBS, Richard A. (G) Brockway Glass Co., Inc. Box 1755, Brockway, Pa. jA'~-'BUCCljohn R. (M) .`StvacjjLghlor-Alkali Div. . ood Msmmnery & Chemical Corp. 161 E. `tgndJBt., New York 17, N. Y. Vol. 38, jlo. Jp (1959) 3550 Hilltop St., St. Paul 10, Minn. (Minnesota Mining & Mfg. Co.) JACOLOW, Jules (L) 320 Empire Blvd., Brooklyn 25, N. Y. (American Lava Corp.) JAFFE, Bernard (LI) 4238 Hinsdale Rd. South Euclid 21, Ohio (Clevite Corp.) JAMES, William A. (R) Kaiser Aluminum & Chemical Corp. Box 1031, Baton Rouge 1, La. JAMESON, Robert J. (G) Libbey-Owens-F'ord Glass Co. 1701 E. Broadway, Toledo 5, Ohio JAMIESON LABORATORIES (Robert A. Lockwood) 2200 Colorado Ave. Santa Monica, Calif. JAMISON, C. Donald, Jr. (R) ' 5119 S. Passage Dr. Pittsburgh 36, Pa. (Harbison-Walker Refractories Co.) JANES, Clinton S., Jr. 1025 Vermont Ave., Pittsburgh 34, Pa. JANKE, Charles E. (S) 3363 Winthrop Dr., Parma 34, Ohio (Cleveland Builders Supply Co.) JANSMA, Frank (MFI) B. F. Drakenfeld & Co., Inc. Box 519, Washington, Pa. JANSSEN, William F. (M) 15 Oak Ridge Rd., Basking Ridge, N. J. (Bell Telephone Labs.) JANULIONIS, Anthony D. (L) 31 Stenzil St. North Tonawanda, N. Y. (Titanium Alloy Mfg. Div., National Lead Co.) JARVIS, Theodore (B). Ford Instrument Co. 31-10 Thomson Ave. Long Island City 1, N. Y. JEFFARES, Donald J. 1132 E. Houston, Apt. 64, Tyler, Texas JEFFERY, Benjamin A. (W) Box 32, Tumacacori, Ariz. JEFFREY, G. H. (W) Roder Ceramic Studio 500 Broadway, Clifton Heights, Pa. JEFFRIES, Robert N. (W) 407 Guild Dr., Chattanooga 11, Tenn. (American Lava Corp.) JENKS, C. E. (M) W. S. Tyler Co. 3615 Superior Ave., N. E. Cleveland 14, Ohio JENNINGS, Edward F. (R) 260 E. Walnut, Westfield, N. J. (Carborundum Co.) JENSEN, Edwin K. (E) 3012 Putty Hill Rd., Baltimore 14, Md. (Briggs Mfg. Co.) JENSEN, Gerald A. c/o Ken Biek1008 S. Fourth St., Champaign, 111. JENSEN, N. J. 464 Third Ave., Salt Lake City, Utah JEPPSON, George N. (RF) Norton Co., One New Bond St. Worcester 6, Mass. JEPPSON, John (R) 40 Westwood Dr., Worcester, Mass. ` (Norton Co.) JERO, Parker (El) 932 Birchwood Dr., Washington, 111. (Caterpillar Tractor Co.) JIMMERSON, James E. (S) Henderson Clay Products, Box 870 Henderson, Texas JOHNS-MANVILLE SALES CORP. (J. C. Crawford, Jr.) 22 E. 40th St. New York 16, N. Y. JOHNS; William V. (W) Wallace China Co. Box 47, Huntington Park, Calif. Glass Container Industry Research Corp. First National Bank Bldg. New Castle, Pa. JOHNSON, Alexander H. H. L. Brisbane & Wunderlich Ltd. Lord St., East Perth, West Australia JOHNSON, Alton E. (LI) 4903 N. 53rd St., Milwaukee 18, Wise. (Centralab Div., Globe-Union Inc.) JOHNSON, A. M. (R) Ross-Tacony Crucible Co. Robbins & Milnor Sts. Philadelphia 35, Pa. JOHNSON, BEN (B) R. R. 3, Skillman Lane New Brunswick, N. J. . (E. I. du Pont de Nemours & Co., Inc.) JOHNSON, Bruce M. (BJ) 353 Highland Dr., Seattle 9, Wash. (Sandia Corp.) JOHNSON, Clarence L. (L) Centralab Div., Globe-Union Inc. 900 E. Keefe Ave., Milwaukee 1, Wise. JOHNSON, David M. (B) 4110 Berkshire Ave., Louisville 5, Ky. (Corhart Refractories Co., Inc.) JOHNSON, Delmar A. (G) 204 Chemung St., Corning, N. Y. (Corning Glass Works) JOHNSON, D. Lynn 326 "J" St., #3 Salt Lake City 3, Utah JOHNSON, Dudley B. (El) 31624 Ronald Dr., Willowick, Ohio (Glascote Products, Inc.) JOHNSON, Earle K. (S) Eureka Brick & Tile Co. Box 338, Clarksville, Ark. JOHNSON, Elwin L. (I) 1107 E. Delaware, Urbana, 111. JOHNSON, Fred H,, Jr. (S) Summitville Face Brick Co. Summitville, Ohio JOHNSON, George E., Jr. (RI) North American Refractories Co. Curwensville, Pa. JOHNSON, Gordon H. (E) 24188 Gessner Rd. North Olmsted, Ohio (Ferro Corp.) JOHNSON, Harold C. (G) Corning Glass Works Corning, N. Y. JOHNSON, J. A. Progress Engineers, Ltd., Leek New Rd. Cobridge, Burslem Stoke-on-Trent, England JOHNSON, J. Albert (G) Findlay Clay Products Co. Box 517, Washington, Pa. JOHNSON, James E. (WI) 3173 Herrick Rd., Columbus 21, Ohio (Battelle Memorial Institute) JOHNSON, James R. (BI) 4 Oak Knoll Dr. White Bear Lake 10, Minn. (Minnesota Mining & Mfg. Co.) JOHNSON, Keith A. (RJ) Bethlehem Steel Co. Fuel Div., Sparrows Point; Md. JOHNSON, Keith N. 441 Westwood Dr., Ames, Iowa JOHNSON, Larry R. 2498-B Skyland Dr., Chamblee, Ga. JOHNSON, Lawrence D. 1850 West Blvd., Tacoma 66, Wash. JOHNSON, LeRoy A. (E) 1206 Cleveland St., Evanston, 111. (Chicago Vitreous Corp.) JOHNSON, Paul V. (SFI) Structural Clay Products Research Foundation, Geneva, III. JOHNSON, Richard C. (R) Foster Wheeler Corp. Dansville, N. Y. - 561 oivu. naussmann Paris 8', France (American Radiator & Standard Sanitary Corp.) .qHNSTON, James K. (M) ' 737 N. Park Ave., Norristown, Pa. (General Electric Co.) JOHNSTON, J. G. J Leeds Fireclay Co., Ltd. Wortley, Leeds 12, England JlNSTON, Philip S. (R) A. P..Green Fire Brick Co. 1018 E. Breckenridge St., Mexico, Mo. jOHNSTON, Terence B. (W) 1 2683 Altura Dr., Cincinnati 39, Ohio (Cambridge Tile Mfg. Co.) jONAS, Edward C. (B) ' University of Texas, Dept, of Geology Austin 12, Texas .ONES, Cecil M., II (R) 72 Chester St., Worcester 5, Mass. (Norton Co.) jONES, Frank L. (G) Koppers Co., Inc., Box 128, Verona, Pa. jONES, George A. (G) 1200 Wheaton Ave., Millville, N. J. (Corning Glass Works) jONES, Glen A. (B) 421 N. Bever St., Wooster, Ohio (Allied Engineering Div., Ferro Corp.) JONES, Howard E. (R) 19150 Robson, Detroit 35, Mich. (Jones-Mundle & Co.) JONES, John T. (B) 1110 13th St., Golden, Colo. (Coots Porcelain Co.) JONES, Maynard J. (E) Pfaudler-Permutit, Inc. 1000 West Ave., Rochester 3, N. Y. JONES METAL PRODUCTS CO. (Edwin F. Mulligan) West Lafavette, Ohio JONES, Sp-4 Paul E. (RJ) US 51413625, Det. #2 USA Gar. (1600) Army Chemical Center, Md. jnMES, Paul R. (X) lest Virginia University ept. of Chem. Engr. Morgantown, W. Va. JONES, Raymond B. (WI) National Tile & Mfg. Co. Box 940, Anderson, Ind. JONES, Richard E. (R) 1301 Union Ave. Natrona Heights, Pa. (Pittsburgh Plate Glass Co.) JONES, Robert E. (S) Engineering Associates, Inc. Box 5284, Asheville, N. C. JONES, Robert E. (EJ) 3398 Southern Oaks Blvd. Apt. D, Dallas, Texas (Southern Porcelain Div., Verson Mfg. Co.) JONES, Robert O. (R) Standard Slag Co. Box 3, Gabbs, Nev. JONES, Roger D. (R) 318 Highland Ave., New Castle, Pa. (New Castle Refractories Co.) JONGEJAN, Arnout (B) Box 71, Stittsville, Ont., Canada (Dept. Mines & Technical Surveys) JONKER, G. H. Philips Research Labs., Kastanjelaan Eindhoven, Netherlands JONTZ, Melvin L. (M) 710 Orange Grove Ave. South Pasadena, Calif. (Melvin L. Jontz Co.) JORDAN, John N. (G) Consumers Glass Co. Ltd. Box 456, Station B. Montreal, vQue., Canada JOR L Jo$i.W. (M) id DrJ National Lead Co. Box 167Jp|iIouston 1, Texas Vol. 38, No.l| (1959) Mosaic Tile Co., Zanesville, Ohio JORGENSEN, Paul J. 1153 Sherman Ave. Salt Lake City, Utah JOSEPH, A. David (B) 325 Ellington Rd. South Windsor, Conn. (United Aircraft Corp., Pratt & Whitney Div.) JOVA BRICK WORKS (J. L. Jova) Roseton, N. Y. JOVA, J. L. (S) Jova Brick Works, Roseton, N. Y. JOY, David B. (R) National Carbon Co. 30 E. 42nd St.. New York 17, N. Y. JOYNER, Bobby L. (L) Erie Technical Ceramics Div. Erie Resistor Corp. Box 677, State College, Pa. JUDD, Roger D. (S) Endicott Clay Products Co. Box 17, Fairbury, Nebr. JUDKINS, Robert W. (L) Wilbur B. Driver Co. 1875 McCarter Hwv., Newark 4, N. J. JUE, Paul R. 223 E. Vineland Rd., Augusta, Ga. JUELSS, David (M) Venus Pen & Pencil Corp. 500 Willow Ave., Hoboken, N. J. JULIEN, Carl A. (L) Crucible Steel Co. of America 234 Atwood St., Pittsburgh 13, Pa. K KACICZ, Lt. Joseph M,, Jr. (RJ) Wright Air Development Center Area B, Box 7385 Wright-Patterson AFB, Ohio KADEY, Frederic L., Jr. (B) Four Bridges Rd., Chester, N. J. (Johns-Manville Corp.) KADUK, Edward E. (B) General Electric Co. --437, Nela Park, Cleveland 12, Ohio KAGEL, Dennis B. 6 Lorna Lane, Loudonville, N. Y. KAHLSON. W. S. (G) General Electric Co., Lamp Dept. Pitney Glass Works, Nela Park 12 Cleveland, Ohio KAHN. Max (G) 4932 Oleander Dr., Wilmington, N. C. KAISER. Leonard F. (G) 332 E. Wayne St., Maumee, Ohio (Libbey-Owens-FoTd Glass Co.) KAISER, William E. (GJ) 217 Paul Dr., New Kensington, Pa. (Pittsburgh Plate Glass Co.) KALB. Gaylord (S) 4660 Alcott, Denver, Colo. (Robinson Brick & Tile Co.) KALLUP, Charles, Jr. (LI) 1645 Amberwood Dr. South Pasadena, Calif. (Solar Mfg. Co.) KALMAN, Frank R. (El) 2014 Baxterly Rd., Lakewood 7, Ohio (Pemco Corp.) KALOUSEK, George L. (G) Owens-Coming Fiberglas Corp. Newark, Ohio KAMICH, Barnet Z. (B) 11 Garwood St., South River, N. J. (Army Ordnance Corps) KAMLER, Anthony R. (GJI) 130 Rebecca St., Kittanning, Pa. (Pittsburgh Plate Glass Co.) KANE, David W. (R) Brush Beryllium Co., Elmore, Ohio KANE, John L. (W) 305 E. Belcrest Rd. Wakefield Meadows, Bel Air, Md. KANTOR, Neil I. (LI) Crucible Steel Co. of America Box 32, Harrison, N. J. 1208 Leslie Rd., Pitcairn, Pa. (United States Steel Corp.) KARKHANAVALA, M. D. 239, Botawala Bldg., Tardeo Bombay 7, India (Atomic Energy Commission) KARNAS, John S. (W) 1715 W. Fourth St. Rd. Mansfield, Ohio (Ingersoll-Humphryes Div., Borg-Warner Corp.) KARNER, Ernest F. (I) 1640 Anita PI., Cincinnati 37, Ohio KARPF, Lewis H. 3584 Rob-Roy Dr., Cincinnati 39, Ohio KASPER, Robert J. (R) Ohio Crankshaft Co. 1 4620 E. 71st St., Cleveland 25, Ohio KASSEES, John S. (B) American Testing Lab., Inc. Box 1421, Lancaster, Pa. KASSEL, Robert (W) Frenchtown Porcelain Co. Frenchtown, N. J. KAST, Edward T. Beach Ave., Athol Springs, N. Y. KASTEN, Elliott A. (L) 58 Lafayette St., Saugerties, N. Y. (Ferroxcube Corp. of America) KASTEN, Vernon L. (WI) Three Oaks, Box 84, Jackson, Mo. (Ceramo Co. Inc.) KASTENBEIN, Ernest L. (W) 100 E. Van Ness Ave., Rutherford, N. J. (Rutgers, The State University School of Ceramics) KATONA, Gabriel P. (GI) 140 E. Denison Pkwy., Corning, N. Y. (Corning Glass Works) KATZ, Joseph M. (LI) Lockheed Aircraft Corp. Electronics & Avionics Div. 6201 E. Randolph St. Los Angeles 22, Calif. KATZ, Sigmund (E) 24 Coolidge Ave., West Orange, N. J. (Permadent Products Corp.) KAUFFMAN, John R. (MFI) 13285 Braun Rd., Golden, Colo. (Speedster, Inc.) KAUFFMANN, Otto T. (W) Frontenac Floor & Wall Tile Ltd. Box 178. Kingston, Ont., Canada KAUFMAN, Abraham (R) 283 S. Tenth St., San Jose 12, Calif. (Kaiser Aluminum & Chemical Corp.) KAUTZ, Karl (EFI) 24 Leon Rd.. Pittsburgh 20, Pa. ( Consultant-Designer) KAVADAS, Paul P. 1326 La Palma Dr., San Diego 9, Calif. KAY, William T. (RI) E. J. Bartells Co. 1212 Sixth Ave., S., Seattle 4, Wash. KAYSER, Julius A. (R) Gladding, McBean & 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 Pennsylvania Blvd. Pittsburgh 28, Pa. KEANEY, Robert 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. 563 xvioiaru w. v-w y kinde Co., Speedway Lab. j500 Polco St., Indianapolis 24, Ind. j(;CFE, Daniel J., Jr. (W) v 5 Circle Rd., Scarsdale, N. Y. (U. S. Army) fgFE, Robert M. (R) r {l. K. Porter Co., Inc. Refractories Div., Shelton, Conn. cpER, George E. (G) Owens-Illinois Technical Center 1700 N. Westwood Ave. Toledo 7, Ohio FOG, Robert R. (G) ^ Owens-Illinois 1700 N. Westwood Ave., Toledo 7, Ohio ,eHL, Nelson H. (RI) ' E. J. Lavino & Co. Box 29, Norristown, Pa. ..glHN, Frederick G. (R) * Corning Glass Works, Corning, N. Y. ,lM, Laurence A. (G) -- * 144 Cochran Rd., Pittsburgh 28, Pa. (Pittsburgh Plate Glass Co.) j-glTEL, Gerald A. (B) Borg-Warner Corp. Wolf & Algonquin Rd. Des Plaines, 111. eglTH, Miss L. C. Canadian Ceramic Society 49 Turner Rd. Toronto 10, Ont., Canada jEITH, Wendell P. (RI) 1234 E. Marvista St., Whittier, Calif. (W. P. Keith Co.) jELCH, G. W. (W) Ingersoll-Humphryes Div. Borg-Warner Corp., 201 E. Fifth St. Mansfield, Ohio i;ELLENBERGER, George E. (G) General Electric Co. Niles Glass Plant 403 N. Main, Niles, Ohio SELLER. Francis Pfungen, Switzerland (Keller & Cie. A.G.) SELLER, George W. (G) vens-Illinois 10 N. Westwood Ave., Toledo 7, Ohio Stnr-EY, Joseph A. (S) Zonolite Co. 135 S. LaSalle St., Chicago 3, 111. SELLY, George D. (E) Coors Porcelain Co., Golden, Colo. SELLY, Hal J. (R) 6025 52nd N. E., Seattle 5, Wash (U. S. Bureau of Mines) SELLY, John V. (R) Kaiser Steel Corp. Box 217, Fontana, Calif. SELLY, Joseph F. (R) 301 Braddock Ave., Lansdowne. Pa. (Naval Boiler & Turbine Lab.) KELLY, William J. (WI) 3312 Kensington Ave. Evansville 10, Ind. (Peerless Pottery, Inc.) KELSEY FERGUSON BRICK CO. (Sam Ferguson) East Windsor Hill, Conn. KELSEY, V. V. (GF) Winton Farm, Clifford, Va. (Consultant) KELTON, Stanton C., Jr. (G) Rohm & Haas Co., Bristol, Pa. KEMP, John A., Jr. (W) Church St., R. R., Brooklyn, Conn. (American-Standard) KENAGY, William L. (RFI) 770 Fetters Mill Rd. Huntingdon Valley, Pa. (Simonds Abrasive Co.) Kendall, Ernest g. (B) Atomics International Div. North American Aviation, Inc. - 309,-Canoga Park, Calif. KE> X, rTJibmas A. (S) Umversi(jSbf Kentucky College fit Eng., Lexington, Ky. /^ ^ol. 38, No. ll (1959) ivc..s u KiCK, Robert VV. (U.I W. Main St., Westboro, Mass. (Bay State Abrasive Products Co.) KENDRICK, Thomas B. (G) Lancaster Glass Corp. 220-226 W. Main St., Lancaster, Ohio KENNEDY, Edward (G) Corning Glass Works, Corning. N. Y. KENNEDY, Richard W. (L) Highland Ave., R. R. 2 Skaneateles, N. Y. (General Electric Co.) KENT, Joseph P. (WI) 413 Brill Pl,, New Hyde Park, N. Y. (Leviton Mfg. Co.) KENT, N. Johnson (RI) Johns-Manville Sales Corp. 22 E. 40th St., New York 16, N. Y. KENT, William B. (MI) Kentucky-Tennessee Clay Co., Inc. Mayfield, Ky. KENTUCKY CLAY MINING CO. (W. J. Watkins) Mayfield, Ky KENTUCKY-TENNESSEE CLAY CO., INC. (Chester Gulick) Mayfield, Ky. KENWORTHY, Orville O. (B) 1486 Arthur Ave., Lakewood 7. Ohio (Ferro Corp.) KENYON, Clark (W) 18 Trenton Ave., Frenchtown, N. J. (Frenchtown Porcelain Co.) KEPKA, George M. (MI) 3901 Brilliant Dr. Los Angeles 65, Calif. (Braun Chemical Co.) KEPL1NGER, Robert B. (RFI) Carroll Clay Co. Box 56, Carrollton, Ohio KERPER, Matthew J. (BI) National Bureau of Standards Div. 9.2, Washington 25, D. C. KERR, Charles H. (GF) 2861 Chatsworth Blvd. San Diego 6, Calif. KERR, H. Sinclair (W) Star Porcelain Co. Box 1329, Trenton 7, N. J. KERR, John M. (BJI) 4312 Landon Dr., Knoxville 21, Tenn. (Union Carbide Nuclear Co.) KERR, W. Raymond (RFI) Armstrong Cork Co. Box 441, Beaver Falls, Pa. KERRIDGE, Frank E. Johnson Matthey & Co. Ltd. Research Labs., Exhibition Ground? Wembley, Middlesex, England KERSHNER, William G. (WI) 117 S. 14th St.. Olean, N. Y. (Olean Tile Co.) KESKI, James R. (LJ) 3225 34th St., Apt. E Sandia Base, Albuquerque, N. M. (Sandia Corp..) KESSEL, David J. (L). 430 Alcazar S. E., Albuquerque, N. M. (Sandia Corp.) KESTER, Ralph G. (RI) R. R. 5, Northcrest Dr., Fremont, Ohio (Basic Incorporated) KESTIGIAN, Michael (L) Radio Corp. of America David Samoff Research Center Princeton, N. J. KEW, Charles E. (S) Kinetic Dispersion Corp. 95 Botsford PL, Buffalo 16, N. Y. . KIBURZ, Walter H,, Jr. (R) 33 Rock Springs Dr,, Mexico, Mo. (A. P. Green Fire Brick Co.) KIEHL, Harry R. (G) 223 Chemung St., Corning, N. Y. (Corning Glass Works) KIESOW, Paul F. (G) Forest Hills Dr., Elmira, N. Y. (Westinghouse Electric Corp.) MLtuiAc, jonn ti. (W; Canadian Porcelain Co. Ltd. Box 428, Hamilton, Ont., Canada KILGORE CERAMICS CORP. (D. H. Walkup) Box 1619 Kilgore, Texas KILGORE. Ronald V. AXE, Box 889, State College, Pa. KILLMAR, Henry M. (RI) Carborundum Co., Box 268 Perth Amboy, N. J. KIM, Kee Hyong Pennsylvania State University College of Mineral Industries University Park, Pa. KIM, You Song Rutgers, The State University School of Ceramics New Brunswick, N. J. KIMBLE GLASS CO. (Fred D. Pinotti) 1700 N. Westwood Ave., Toledo 7, Ohio KINDER, Alan J. (S) Oconee Clay Products Co. Milledgeville, Ga. KING, Alan V. 6249 Radford Dr., Seattle 15, Wash. KING, Burnham W., Jr. (EFI) 2234 Lane Rd., Columbus 21, Ohio (Consultant) KING, Charles B. (G) 189 Cedar St., Corning, N. Y. (Coming Glass Works) KING, R. M. (XFI) Ohio State University Dept, of Ceramic Engineering 124 W. 17th Ave., Columbus 10, Ohio KING, Robert M. (E) 1206 Leslie Rd., Pitcairn, Pa. (United States Steel Corp.) KING, Walter F. (M) 311 Arborlea Ave., Morrisville, Pa. (Shenandoah Silica Co., Inc.) KING, Wayne W. (R) 803 Kingston Rd., Baltimore 12, Md. (W. S. Tyler Co.) KINGERY, W. D. (B) Ceramics Div., Mass. Inst, of Tech. Cambridge 39, Mass. KINSMAN, Bradley Q. (MI) 7 Wicks Blvd., Corning, N. Y. (Corning Glass Works) KIRCHER, Paul J. (G) Maryland Glass Corp. 2147 Wicomico St., Baltimore 30, Md. KIRCHER, Wolfgang Didier-Werke, 16 Lessingstr. Wiesbaden, West Germany KIRCHNER, Henry P. (BI) Cornell Aeronautical Lab. 4455 Genesee St., Buffalo 21, N. Y. KIRKENDALE, G. A. (XI) State University of New York College of Ceramics, at Alfred Univ. Alfred, N. Y. KIRKPATRICK, Frank (WFI) 2920 Manhattan Ave. Hermosa Beach, Calif. (General Tile Co.) KIRSCH, Thomas S. (I) Ferro Corp. 4150 E. 56th St., Cleveland 5, Ohio KISTLER, Samuel S. (R) 243 Elizabeth St. Salt Lake City, Utah (University of Utah) KITCHEN, Alan J. 95 E. Main St., Angelica, N. Y. KLANE, Frank (G) Corning Glass Works, Corning, N Y. KLATT, Robert W. (W) American Zinc Sales Co. 77 W. Washington St., Chicago 2, 111. KLAUS, Irving (W) 137 Winthrop Rd., Nixon, N. J. (Ceramco, Inc.) 565 'Orange, N. J. Ltil Instrument Corp.) ^X.Lee A. (RI) ^.Highland Ave., Apt. 10 1 ijurgh 6, Pa. tison-Walker Refractories Co.) PTJonathan D. (I) ^chusetts Institute of Technology 4-051, Cambridge 39, Mass. ^plENST, Henry W. (R) Ujywood PI. 4# Park, L. I,, N. Y. 'WlMic Aviation Corp.) |Jj.AUL, Mrs. Elfride Lspaul Caolini Argille ed Affini HLuigi Razza 2, Milano, Italy ylKA, Joseph F. (G) ij Reed St., Philadelphia 46, Pa. % IjUdelphia Naval Base) sy, William A. (B) i ptr Aluminum & Chemical Corp. ' pjoction Research_Lab. -sianente, Calif. - , kEYER, Clifford A. (S) 3 pdard Brick & Tile Corp. J K. W. Fourth St. misville 8, Ind. s$ [R, Everett E. (R) 3 fbigan Chemical Corp. at Louis, Mich. ' .Of, Morton I. (B) J Lexington St., Watertown 72, Mass, irthur D. Little, Inc.) .Hugh L. (G) ' raing- Glass Works : lD Merchandise Mart s*ago 54, 111. FELTER, T. A. (RFI) ii Suffolk Rd., Columbus 21, Ohio 5SBERG, Cyrus (B) ! ice of Naval Research ; Wallurgy Branch, Code 423 \ fishington 25, D. C. ?R, Joseph (M) yper Diamond Tool Co., Inc. ij Hudson St.. New York 14, N. Y. IE, Edward J. (M) 'links Clay Co., Inc. 4 Fort Thomas, Ky. A..C.R, Herman Richard (W) liversal-Rundle Corp. tw Castle Plant a 1268, Mahoningtown, Pa. !P, James L., Ill a 1153, Alfred, N. Y. 'P, Robert C. (L) oeral Electric Co., X-Ray Dept. 35 Electric Ave., Milwaukee, Wise. ?, Thomas E. (W) I Mission Meade Rd., New Castle, Pa. aenango China, Inc.) P, William J. (BI) aversity of California tpt. of Engineering a Angeles 24, Calif. ST, Robert W. (R) Wes Taylor Sons Co. * 58, Annex Station xinnati 14, Ohio HT, Albert O. fWI) Edgewood Ave., New Castle, Pa. tiversal-Rundle Corp.) "IS, James F. 5 19th N. E., Seattle 5, Wash. T. E. H. (S) trice A. Knight, "Knight-Ware" 150. Crooksville, Ohio T, Mellen A. (B) lesota Mining & Mfg. Co. Hudson Rd., St. Paul 6, Minn. ION, Heywood J. (G) Lakepointe se Pointe Park 30, Mich, d Motor Co.) Y, Robert C. G) lair ' ., Vin^pd, N. J. ms ns) ggj , No. 10 (;1959| >4 ranuco .\o. Uli, Mexico 5, D.l-., Mexico (Consultant) KNOBLAUCH, Walter C. (RI) Box 271, R.R. 3, Tiffin, Ohio (Basic Incorporated) KXOPP, Kenneth F. (LJ) 410 Prospect St., Apt. 3-A East Orange, N. J. (Kuthe Labs., Inc.) KNOWLES, EDWIN M., CHINA CO. (William A. Harris, Jr.) Newell, W. Va. KNOWLES, Philip S. (S) 210 Taylor Rd., Elgin, Texas (Elgin Butler Brick Co.) KNOWLTON, Donald E. (W) Jackson Tile Mfg. Co. Box 2006, Jackson, Miss. KNOX GLASS, INC. (A. W. Wishart) Knox, Clarion Co., Pa. KNOX, James J. (G) Knox Labs., Inc. Box 430, Rahway, N. J. KNUDSEN, Friedrich P. (BI) 4912 Crescent St., Washington 16, D. C. (National Bureau of Standards) KNUDSEN, Rolf Borgestad, P. A., Norway (Borgestad Fabrikker) KOCH, Daniel O. (M) E. I. du Pont de Nemours & Co., Inc. Electrochemicals Dept. 71 Buckingham Ave. Perth Amboy, N. J. KOCH, Renato Marconi Italiana S. p. A. Stabilimento Tubi Elettronici Via Pile 60, L'Aquila, Italy KOCH, Richard L. (B) Walter Kidde & Co. 675 Main St., Belleville, N. J. KOCH, William J. (LI) Radio Corp. of America Electron Tube Div. Harrison, N. J. KOCHANEK, Michel (R) S. 2206 Blake Rd., Spokane 65, Wash. (Gladding, McBean 8: Co.) KOECHLEIN, Philip J. 30 Oak Ridge Rd., Basking Ridge, N. J. KOEHLER, W. A. (RI) Mineral Industries Bldg. West Virginia University Morgantown, W. Va. KOENIG, Charles Jacob (WFI) Ohio State University Engineering Experiment Station 156 W. 19th Ave., Columbus 10, Ohio KOENIG, E. W. (G) Consolidated Feldspar Dept. International Minerals & Chemical Corp. Old Orchard Rd., Skokie, 111. KOENIG, John H. (LFI) Rutgers, The State University School of Ceramics New Brunswick, N. J. KOENIG, L. C. (X) Lindberg Engineering Co. 2450 W. Hubbard St., Chicago 12, 111. KOHL, Hans Leerbachstr, 117 Frankfurt A. M,, Germany (Degussa) KOHL, Lou (S) Celotex Corp., Research Center 1100 Northwest Hwy., Des Plaines, 111. KOHL, Walter H. (L) 12598 Valley View Dr. Los Altos, Calif. (Sylvania Electric Products, Inc.) KOHLER, Anthony M. (R) 400 Atlantic Ave., Spring Lake, N. J. (Consultant). KOHLER CO. (J. Leslie Kuplic) Kohler, Wise. 42U Essex Ave., Spring Lake, X. J. (Babcock & Wilcox Co.) KOHN, Joseph (G) Universal Dental Co. 48th & Brown Sts., Philadelphia 39, Pa. KOHNE, Frank H. (W) Ceramic Color & Chemical Mfg. Co. New Brighton, Pa. KOHN KEN, Donald H. (SJ) 1908 Ramblewood Rd. Baltimore 14, Md. (Pemco Corp.) KOLLIE, Thomas G. 653 Willard Ave., S. W., Atlanta, Ga. KOLM, Carol (L) U. S. Sonics Corp. 625 McGrath Hwy., Somerville, Mass. KOMAREK, Kurt L. (R) New York University College of Engineering University Heights New York 53, N. Y. KONOPICKY, Kamillo Forschungsinstitut der Feuerfest-Industrie Helmholtzstr. 27, Bonn, Germany KONOWITCH, Gilbert D. 2010 N. 74th Ave. Elmwood Park 35, 111. KONRAD, Howard E. (R) Claire Dr., R. R. 2, Somerville, N. J. (Johns-Mahville Corp.) KOOIJ, K. Chamotte Unie N.V. 7, Tielertveg Geldermalsen, Holland KOOPMAN, Peter (R) 37 Hillcrest Dr., Tiffin, Ohio (Basic Incorporated) KOOS, E. K. (WI) Sterling China Co. East Liverpool, Ohio KOPP GLASS, INC. (C. E. Leberknight) Box 8255 Pittsburgh 18, Pa. HOPPERS CO., INC. (Frank L. Jones) Box 128, Verona, Pa. KORA, Yosio 2 Chome, Katsuyama-Cho Yawata, Fukuoka, Japan (Kurosaki Fire Brick Mfg. Co. Ltd.) KORACH, Maurice Chemical Technological Institute Geliert-ter 4, Budapest, Hungary KOROLKOFF, Nicholas O. (L) Rome Air Development Center, USAF RCVGME--Griffiss AFB, Rome, N. Y. KOSCHNY, Arthur American Ceramic Society, Inc. - 4055 N. High St., Columbus 14, Ohio KOSHUBA, Walter J. (BI) 465 Hilltop Ln., Wyoming 15, Ohio (General Electric Co.) KOUBEK, Francis J. (R) 1600 Forest Park Ave. Baltimore 7, Md. (U. S. Naval Ordnance Lab.) KOVALICH, Joseph J. (W) 22 Candlewood Ct., Colonia, N. J. (Radio Corp. of America) KOWAL, Leo B. (G) Canadian Pittsburgh Industries, Ltd. .300 Blvd. St. Croix Ville St. Laurent, Que., Canada KOWALKA, Warren R. (G) Libbey-Owens-Ford Glass Co. 1701 E. Broadway, Toledo 5, Ohio KRAFT, Maurice M. (E) Kraft Chemical Co. 917 W. 18th St., Chicago 8, 111. KRAFT, Ralph G. (L) 102 W. Chateau Place Milwaukee 17, Wise. (Allen-Bradley Co.) KRAFTILE CO. (Leslie R. Alt) Box 907, Niles, Calif. KRAMARSKY, Bernhard (L) Microwave Chemicals Lab., Inc. 282 Seventh Ave., New York 1, N. Y. 569 tV 1I "vi Vt ;'i I * ji i* ! 1 !! .u ' u: p ii 'I; 1 I jgGERi"'john"M. (R) }(" P. Green Fire Brick Co. ! \Voodbri(!ge, N. J. ` ,,gGG, Eugene X. y g08 Gooding Dr., Albany 6, Calif. gHBIEL, Frederick H. (G) y pox 36, Pataskala, Ohio (Owens-Coming Fiberglas Corp.) cIDL, E. L. (B) . D. Little, Inc. ,5 Acorn Park, Cambridge 40, Mass. ; gpIDL, Norbert J. (GF) j pausch & Lomb Optical Co. j Rochester 2, N. Y. -gLLXER, Walter G. (R) j ^ gtackpole Carbon Co., St. Marys, Pa. .ggMERS, Howard E. (R) 5 American Potash & Chemical Corp. J Lindsay Chemical Div. - 99 Park Ave., New York 16, N. Y. .jjpGER, Albert L. (M) ^ Orefraction Minerals, Inc. Box 247, Andrews, S. C. dtlEGEL, W. Wurth (XFI) North Carolina State College Dept, of Mineral Industries Raleigh, N. C. fglGER, Frederick S. (G) ^ 148 E. Second St., Corning, N. Y. : (Coming Glass Works) fglXSKY, Richard P. Box 1313, Alfred, N. Y. jrOCHMAL, Jerome J. (RI) 1641 Layton Dr., Dayton 6, Ohio (Wright-Patterson AFB) \rOECK, William H. (G) Bell Telephone Labs. 555 Union Blvd., Allentown, Pa. (ROEPEL, E. H. (G) c. K. Williams & Co. 2001 Lynch Ave., East St. Louis, 111. jROGSTIE, Lars Bernhard Norsk Teknisk Porselenfabrikk Box 188, Fredrikstad, Norway jRONBERG, Marritt L. (B) General Electric Co., Research Lab. Schenectady, N. Y. WIEDE, John F. t Fox River St., Plainfield, 111. CRUSON, Joseph H. (RI) Box 358, Frostburg, Md. CRYSTYNIAK, Casimir W. (R) 343 Howell St., Schenectady 3, N. Y. (General Electric Co.) KRYWULT, Edward Z. (W) 171 St. Joseph Ave. Long Beach 3, Calif. (Huntington Tile, Inc.) KUCZYNSKI, George C. (B) University of Notre Dame Box 145. Notre Dame, Ind. KUECHLER, Adolph (BI) 169 Congress Ave., Providence 7, R. I. (American Emery Wheel Works) KUGLER, Willy Stoneware Factory Embrach Ltd. Embrach, Zurich, Switzerland IULCSAR, Frank (L) Clevite Research Center 540 E. 105th St., Cleveland 8, Ohio KUMINS, Charles A. (B) Interchemical Corp. Central Research Labs. 432 W. 45th St., New York 36, N. Y. SUMMER. Donald L. (BJ) 2680 N. Waterford Dr., Florissant, Mo. (McDonnell Aircraft Corp.) jSUNZMAN, Edward E. (MI) . Ferro Corp., 4150 E. 56th St. Cleveland 5. Ohio SUPLIC, J. Leslie (W) Kohler Co., Kohler, Wise. SURKJIAN,,Charles R. (G) ' " '' Telephone Labs. ay|$l,N.J. KUSHNER, Burton A. (RJ) 780 Greenwich St. New York 14, N. Y. (National Lead Co.) KUSHNEY, Arnold S. (R) 281 E. Stafford Ave. Worthington, Ohio KUYPER, Geoffrey S. (RJI) Griffin Wheel Co. 445 N. Sacramento Blvd. Chicago 12, 111. KYANITE MINING CORP. (Gene Dixon) Diilwyn, Va. KYOKAI, Yogyo Ceramic Association of Japan No. 7,-Shiba Nishikubosakuragawa-cho Minato-ku, Tokyo, Japan KYONKA, Joseph C. (WI) 14304 Bellevue Dr., Hopkins, Minn. (Minneapolis-Honeywell Regulator Co.) KYSER, John A. (L) R. R. 2, Olean, N. Y. (Hi-Q Div., Aerovox Corp.) L LABANSAT, Jacques Centre Technique des Tuiles et Briques 23 rue de Cronstadt, Paris XV, France LABORATORIO NACIONAL de ENGENHARIA CIVIL (Manuel Rocha) Avenida do Brasil, Lisboa, Portugal LACHMAN, Irwin M. (LI) 1629 Roma Ave., N. E. Alburquerque, N. M. (Sandia Corp.) LACLEDE-CHRISTY WORKS REFRACTORIES DIV. H. K. PORTER CO. (W. L. Fabianic) 4705 Ridgewood Ave., St. Louis, Mo. LACONIC!!, Sixto Godofredo Porcelana Americana S. A. San Julian y Andes Lomas de Zamora, F.C.N.G.R. Argentina LACY, Lyman W. (S) Cannon & Co., Box 802 Sacramento 4, Calif. LADGE, Morris (L) Hermetite Corp. 702 Beacon St., Boston 15, Mass. LADOO, Raymond B. (M) 42 Huntington Rd., Newton 5S, Mass. (Consulting Engineer) LaFORGE, Louis H., Jr. (L) 651 Templebar Way, Los Altos, Calif. (Sylvania Electric Products, Inc.) LAIDLER, Douglas S. Associated Lead Manufacturers Ltd. 7, Wadsworth Rd., Perivale Greenford, Middlesex, England LAIRD, Charles (SI) Box 462, Holly Springs. Miss. (Holly Springs Brick & Tile Co., Inc.; LAIRD, Robert K. (E) 50 Hallsdale Dr., Louisville 18, Ky. (American-Standard) LaLONDE, Ronald E. (B) Owens-Illinois Technical Center 1700 N. Westwood Ave., Toledo 7, Ohio LaMATRE, Robert V. (RI) Sawmill Rd., Warren Twp. Plainfield, N. J. (International Nickel Co., Inc.) LAMAR, George B. (R) Interchemical Corp., Albion Kaolin Div. Hephzibah, Ga. LAMAR, Wayland W. (RJ) Hephzibah, Ga. (Interchemical Corp., Albion Kaolin Div.) Los Angeles 54, Calif. LAMBE, C. M. (MFI) 2319 Thayer St., Evanston, 111. (United States Gvpsum Co.) LAMBERT, Joseph M. (G) Pittsburgh Plate Glass Co. Glass Research Center Box 11472, Pittsburgh 38, Pa. LAMBERT, Theron M. (L) Electro-Ceramics, Inc. 2645 S. Second, W. Salt Lake City 15, Utah LAMBERTSOX, Wingate A. (BI) Carborundum Co., Res. & Development Div. Niagara Falls, N. Y. LAMBERTUS. Harold (B) Spencer Chemical Co. Nuclear Fuels Dept. Dwight Bldg., Kansas City 5, Mo. LAMBIE, J. M. (R) Findlay Clay Products Co. Box 517, Washington, Pa. LANDBACK, Charles R,, Jr. (M) Carborundum Co., Keasbey, N. J. LANDRON, Rafael, Jr. (R) Corning Glass Works, Corning, N. Y. LANE, George J. (M) Edgar Plastic Kaolin Co. Edgar; Fla. LANE, Richard L. R. R. 1, Alfred Station, N. Y. LANE, Richard O. (RI) Macklin Co., 2917 Wildwood Ave. Jackson, Mich. LANG, Richard L. (G) Ohio Fuel Gas Co. 17 N. Fourth St., Zanesville, Ohio LANG, Samuel G. (E) Hartwood Glass & Metals Co. Box 865, Martinsburg, W. Va. LANG, S. M. (BF) Owens-Illinois Technical Center 1700 N. Westwood Ave., Toledo 7, Ohio LANG, William E. (G) 517 Highland Ave., Toledo 10, Ohio (Kimble Glass Co.) LANGE, James M. (R) Bethlehem Steel Co., Fuel Div. Bethlehem, Pa. LANGE, Louis A. (R) Industrial Heat Control Products 641 Hawthorne Ave. South Milwaukee, Wise. LANGROD, Kasimir (R) 4433 Murietta Ave., Apt. 8 Sherman Oaks, Calif. (Atomics International Div. North American Aviation, Inc.) ' LANGSTON, Robert B. University of California Hearst Mining Bldg., Em. 264 Berkeley 4, Calif. LANIER, William S. (R) Babcock & Wilcox Co. Old Savannah Rd., Augusta, Ga. LANNES, Eugene M. (RI) 1695 N. Union St., Fostoria, Ohio (Hoeganaes Sponge Iron Corp.) LAPP, Grover W. (MF) Lapp Engineering Co. 68 W. Main St., Le Roy, N. Y. LAPP INSULATOR CO., INC. (K. E. Stettinius) Le Roy, N. Y. LAPSANSZKY, Roland L. (G) 10325 Chaucer St., Westchester, 111. (Inland Glass Works) LARIN, David J., Jr. 4723 18th N. E., Seattle 5, Wash. LARISCH, Herbert W. (L) 10 Rutgers St., E. Hill Estates . Smithtown, N. Y. (Sperry Gyroscope Co. Electronic Tube Div.) ARKIN, Paul G. (W) 250 N. Harrison St., Campbell, Calif. (Consultant) i aROCCA, Frank J. (R) Colorado Fuel & Iron Corp. Box 316, Pueblo, Colo. , ARSEN, Inge Marie A/S Bing & Grondahl Vesterbrogade, 149 Copenhagen, Denmark .ARSON, Charles E. (G) 110954 George St., Parkersburg, W. Va. (Sylvania Electric Products, Inc.) .ARSON, Paul F. (W-) 3866 Norman Ave., N. W. Canton, Ohio (Sparta Ceramic Co.) PARSON, Thomas L. (RJ) 971 Pleasant, Boulder, Colo. (U. S. Navy) LASDAY, Albert H. (G) 435 Atwood St., Pittsburgh 13, Pa. (Parallite Mfg. Co.) L.ASEMAN, Malcolm E. (R) 51 S. Fenton St., Denver 26, Colo. (Denver Fire Clay Co.) J.ASS, George (R) 113 Holliswood Rd., Lyndon, Kv. (Corhart Refractories Co.) j,ATCHFORD GLASS CO. ' (P. W. Robinson) Box 71707 Los Angeles 1. Calif. LATIMER, Glen H. (R) 2613 Dogwood Ln. East Norriton Twp. Norristown, Pa. (E. J. Lavino & Co.) LATIMER, Horace L. (WI) 1333 Firwood Dr., Pittsburgh 16, Pa. (O. Hommel Co.) LATIMER, Trent W. Ohio State University, Smith Hall Columbus 10, Ohio LATTIN, Judson M. (R) 14644 S. Edbrooke Ave., Dolton, III. (International Harvester Co.) LAUCHNER, Julian H. (E) University of Illinois Dept, of Ceramic Engineering Urbana, 111. LAUGHLIN, HOMER, CHINA CO. (T. M. Wells) Newell, W. Va. LAUGHREY, James C. (W) Shenango China, Inc. Box 120, New Castle, Pa. LAURIE, Dominic (RI) Titanium Alloy Mfg. Div. National Lead Co., Box C, Bridge Sta. Niagara Falls, N. Y. LAUZAU, Wilbur R. (R) National Carbon Co., Fostoria, Ohio LAWLER, Harry A. (RJ) 10-A 67th St., Niagara Falls, N. Y. (Carborundum Co.) LAWLESS, Emmett A., Jr. (S) Acme Brick Co. Box 448, Malvern, Ark. LAWRENCE, Howard O. (W) Industrial Ceramics Ltd. Cooksville, Ont., Canada LAWRENCE, Ralph V. (RI) 926 Kenneth Rd., Glendale 2, Calif. (Gladding, McBean & Co.) LAWRENCE, Walter F., Jr. (LI) 153 Momingside Rd., Verona, N. J. (RCA Victor) LAWRENCE, Willis G. (BI) State University of New York, College of Ceramics, Alfred, N. Y. LAWSON, W. Branch (W) 647 N. Elm St., Erwin, Tenn. (Lawson Feldspar & Minerals) LAWSON-JOHNSTON, Peter O. (M) Carter Rd., Princeton, N. J. (J|jj|dspar Corp.) LAYJgN, George K,, Jr. ^Snnaylvania State University Box zjj, Mineral Industries University Park, Pa. Vol. 38, No. 10 (1959) LAYNE, Fred A. (W) Louthan Mfg. Co., Box 781 East Liverpool, Ohio LAYSON, W. G., Jr. (L) 518 Sterling St., Chattanooga 5, Tenn. (American Lava Corp.) LAYTON, Donald R. (GI) Woodside Dr., R. R. 2, Washington, Pa. (Continental Can Co., Inc. Hazel-Atlas Glass Div.) LAYTON, James H., Jr. (R) Pittsburgh Corning Corp. One Gateway Center Pittsburgh 22, Pa. LEAD INDUSTRIES ASSOCIATION (Robert L. Ziegfeld) 60 E. 42nd St. New York 17, N. Y. LEAKE, Fred, Jr. (M) Evans Lead Corp., Box 1467 Charleston 25, W. Va. LEANDER, Karl Johan AB Hoganasmetoder Hoganas, Sweden LEAVER, Stanley (R) 97 N. Buffalo St., Apt. 4 Orchard Park, N. Y. (Electro Refractories & Abrasives Corp.) LEAYCRAFT, Edgar C. (L) Rock City Rd., Woodstock, N. Y. (IBM Corp.) LE BELL, Rolf Casimir Pargas Kalkbergs Aktiebolag Pitkamakivagen 9, Abo, Finland LEBERKNIGHT, C. E. (GF) Kopp Glass, Inc. Box 8255, Pittsburgh 18, Pa. LEBRUN, Paul Ideal-Standard, S. A. Vilvorde, Belgium LE CLERCQ, L. J. (B) Gladding, McBean & Co. 2901 Los Feliz Blvd. Los Angeles 39, Calif. LEDDY, Robert M. (SI) Alliance Clay Product Co. Box 128, Hammonton, N. J. LEDLOW, Forrest L. (W) Aztec Ceramics, Inc., Box 337 San Antonio 6, Texas LEE CLAY PRODUCTS CO., INC. (Martin S. Bowne) Clearfield, Ky. LEE, D. William (B) 2413 Rambler Rd., Graylyn Crest Wilmington 3, Del. (E. I. du Pont de Nemours & Co., Inc.) LEE, Harley C. (RF) Basic Incorporated 845 Hanna Bldg., Cleveland 15, Ohio LEE, James A. (S) Southern Brick & Tile Mfgrs. Assn. 230 Spring St., N. W., Atlanta 3, Ga. LEE, P. William (BI) 205 Elmwood Blvd., York, Pa. (Dentists' Supply Co. of New York) LEE, Soon Shik Dae Han Chinaware Co., Ltd. 112, 2-Ka Bongnae-Dong Youngdo-Ku, Pusan, Korea LEEDS, Donald H. (RJI) 11339 Gladwin St. Los Angeles 49, Calif. (Douglas Aircraft Co.) LEFFORGE, John W. (B) 39 Highland Ave. Lynnfield Center, Mass. (Emerson & Cuming, Inc.) LEFORT, Henry G., Jr. (I) University of Illinois 204 Ceramics Bldg., Urbana, 111. LEGGETT, Hyman (B) 11023 Chimineas Ave. Northridge, Calif. (Rocketdyne Div., North American Aviation, Inc.) LE HERON, Harold Etablissements Porcher Usines de Revin, Ardennes, France LEHMANN, Hans Bergakademie Clausthal Clausthal-Zellerfeld, West Germany LEIBIG, Edward C. (R) Corhart Refractories Co. 940 Commonwealth Bldg. Louisville 2, Ky. LEIPOLD, Martin H., Jr. (RI) 1575 Bedford Ave., Pasadena, Calif. (Jet Propulsion Lab.) LEISER, Craig F. (I) 20511 Anita Ave., Apt. 21 Castro Valley, Calif. LEISEY, William B. (L) 615 Elm Ave., Muhlenberg Park Reading, Pa. (Western Electric Co.) LEITTEN, Carl F. (R) Electro Refractories & Abrasives Corp. 344 Delaware Ave., Buffalo 2, N. Y. LELIAERT, R. M. (S) Wheelabrator Corp. 400 S. Byrkit St., Mishawaka, Ind. LELL, Eberhard (B) Bausch & Lomb Optical Co. St. Paul St., Rochester 2, N. Y. LEMMERMAN, Paul C. (R) E. I. du Pont de Nemours & Co. Industrial & Biochemicals Dept. 1321 National City Bank Bldg. Cleveland 14, Ohio LeMUNYON, James S. (E) Tappan Co., 250 Wayne St. Mansfield, Ohio LENAS, Leandros North Carolina State College Riddick 113, Raleigh, N. C. LENCHNER, Theodore (DF) 4625 Fifth Ave., Apt. 707 Pittsburgh 13, Pa. (Vitro Mfg. Co.) LENIE, Camille A. (R) 1837 Jerauld Ave. Niagara Falls, N. Y. (Carborundum Co.) LENNON, A. G. (W) Canadian Potteries Ltd. 360 Blvd. du Seminaire St. Johns, Que., Canada LENTZ, Clarence J. (R) 445 Princeton Ave., Palmerton, Pa. (Quebec Iron & Titanium Corp.) LEONARD, Jean (M) 96-24 Corona Ave., Corona 68, N. Y. (Jean Leonard Ceramics) LEOPOLD, Jean H. Leopold & Cie. Pfaffenhoffen, (Bas-Rin), France LEPIE, Myron P. (I) 18 Travis Dr., Chestnut Hill 67, Mass. LEPORE, Donald A. (XJ) 136 Bridge St., Roselle Park, N. J. (Airtron, Inc.) LEPP, Jack M. (S) 1357 Nichols PI., Ashland, Ky. (Carlyle Tile Co.) LEPPER, A. E. (W) Shawnee Pottery Co. 2200 Linden Ave., Zanesville, Ohio LERMAN, Leon (LI) Sylvania Electric Products, Inc. Microwave Tube Lab. Mountain View, Calif. LESAR, Albert R. (RFI) 509 Woodlawn, Mexico, Mo. (A. P. Green Fire Brick Co.) LESCHEN, John G. (L) General Electric Co., Research Lab. Box 1088, Schenectady, N. Y. LESLIE, Ernest R. (W) Norton Co. One New Bond St., Worcester 6, Mass. LESSO, Harold F. (R) 631 Beechmont Dr. Dearborn Hills, Mich. (Great Lakes Steel Corp.) 573 ^TER, Ronald H. (WI) y'tfll Garrison Blvd., Baltimore 15, Md. (Insulator Dept., General Electric Co.) ,jTER, W. Ronald (GF) Ik Emhart Manufacturing Co. 333 Homestead Ave. Hartford 2, Conn. Matthias jmalteria e Metallurgies Veneta" gassano del Grappa, Italy gfORT, Marc Yves r Centre National d'Etudes et Recherches Ceramiques 3 Avenue Paul Doumer Paris 16, France cpTER, Eugene C. (B) r Bausch & Lomb Optical Co. Chemical Res. Lab. Rochester 2, N. Y. ^VEXGOOD, William C. (G) Ball Bros. Research Corp. 1509 S. Macedonia Ave., Muncie, Ind. .gV'ETT, Peter D. (L) ' Solar Mfg. Corp., 4553 Seville Ave. Los Angeles 58, Calif. ,gVI. Ormonde S. (G) *** Verd-A-Ray Corp. 615 Front St., Toledo 5, Ohio jjVIN, Ernest M. (BF) National Bureau of Standards j Div. 9.3, Washington 25, D. C. Win, i. (M) I L & L Manufacturing Co. j 136 Eighth St. i Upland. Chester, Pa. ! igVINE, Irving L. (L) 1 6251 S. North Cape Rd., Apt. 4 1 Hales Corners, Wise. (General Electric Co.) I_VY. Raymond H. (B) 501 Milford Mill Rd., Baltimore 8, Md. (Martin Co.) IEWIS, Arthur E. (B) 6174 Verdura Ave., Goleta, Calif. (Curtiss-Wright Corp.) ilS, George T. ox 794, Alfred, N. Y. IbWIS, Gordon E. (SI) Glen-Gery Shale Brick Corp. Box 86, Shillington, Pa. LEWIS, J. M. (W) Abingdon Potteries. Tnc. 801 N. Main St., Abingdon, 111. LEWIS, John L. (G) Libbey-Owens-Ford Glass Co. 1701 E. Broadway, Toledo 5, Ohio LEWIS, John W., Jr. (RI) Dixie Fire Brick Co., Kimberly, Ala. LEWIS, William C. (G) Big Flats, N. Y. (Coming Glass Works) . LIBBEY-OWENS-FORD GLASS CO. ! (George B. Watkins) 1701 E. Broadway ! Toledo 5, Ohio \ UBERATORE, Laurence C. (G) | Taylor Instrument Co. 95 Ames St., Rochester 1, N. Y. LIBERTO, James L. Box 173, Steubenville, Ohio I LIBERTY GLASS CO. j (Frank P. Collins) j Collins Bldg., Sapulpa, Okla. ; UCHT, Charles A. (R) : U. S. Reduction Co. 1 4610 Melville Ave., East Chicago, Ind. LIED, Robert C. (R) Argonne National Lab. Box 299, Lemont, 111. LIEDER, Phillip H. (R) 2600 Dogwood Lane, Norristown, Pa. (E. J. Lavino & Co.) IIEDERBACH, William H. (LI) R. R. 1 .(Forest View Acres lemington, N. J. iRadioiSSh-p. of America) LIGON, Ejgter R. (SI) W. S.SDick^y Clay Mfg. Co. Box 402, PJpsburg, Kans. Vol. 38, No. 10 (1959) LILLIE, Donald E. 2280 Bolton Dr., N. W., Apt. 6 Atlanta 18, Ga. LILLIE, Howard H. (GF) 191 Delevan Ave., Coming, N. Y. (Coming Glass Works) LIMES, Robert W. (RFI) Republic Steel Corp. 6801 Brecksville Rd. Research Center, Cleveland 31, Ohio LIN, Francis C. M. (G) Westinghouse Electric Corp. Materials Engr. Dept., Ceramics Sect. 7325 Penn Ave., Pittsburgh 8, Pa. LINDEN, Carl H. (R) Selas Constructors, Inc. Box 7751, Houston 7, Texas LINDENTHAL, James R. (LI) 4781' N. Lilly Rd., Brookfield, Wise. (Centralab Div., Globe-Union Inc.) LINDENTHAL, John W. (GI) Box K, Lakehurst, N. J. (Engelhard Industries, Inc.) LINDGREN, Erik Royal Copenhagen Porcelain Manufactory & The Faience Manufactory Aluminia Smallegade 45, Copenhagen F, Denmark LINDGREN, James B. (L) Lind Corp. Research Park, Princeton, N. J. LINDQUIST, C. Alan, Jr. (LI) 2020 Placentia Ave., Costa Mesa, Calif. LINDROTH, Stig A. Svenska Ackumulator AB. Jungner Oskarshamn, Sweden LINDSAY, Carey E. (RI) Niles Fire Brick Div. Mexico Refractories Co. 165 E. Park Ave., Niles, Ohio LINDSAY, Charles E. (G) Carr-Lowrey Glass Co. Kloman & Wenburn Sts. Baltimore 30, Md. LINDSAY, J. Gordon (R) Aluminium Labs. Ltd. Arvida, Que., Canada LINDSEY, Ben S. (W) Milwhite Co., Inc. Box 15038, Houston 20, Texas LINN, Richard W. 650 Linden Lane, Martinez, Calif. LINSEIS, Max Selb/Bay Gerhard-Hauptmannweg 9, Germany (Consultant) LINTZ, E. H. (WFI) 16 Springhaven Rd., Wheeling, W. Va. (Wheeling Tile Co.) LINWOOD, Sidney H. (L) Stackpole Carbon Co., St. Marys, Pa. LINZ, Arthur (E) 551 Fifth Ave., New York 17, N. Y. (Consultant-) LITHIUM CORP. OF AMERICA, INC. (O. M. Petetson) 1100 Title Insurance Bldg. 400 Second Ave., S. Minneapolis 1. Minn. LITTLE, John M. (S) Pomona Terra Cotta Co. Box 68, Gulf, N. C. LITTLETON, J. T. (Honorary, GF) Coming Glass Works, Coming, N. Y. LIVOVICH, Andrew F. (R) 337 N. Virginia Ave., Hobart, Ind. (Universal Atlas Cement Co.) L & L MANUFACTURING CO. (I. Levin) 136 Eighth St. Upland, Chester, Pa. LLOYD, Katherine (B) Kaiser Aluminum & Chemical Corp. 1924 Broadway, Oakland, Calif. LO, Wing-Cheuk 867 N. Kiowa St., Allentown, Pa. LOBAUGH, Frank E. (RI) 1052 Sherman Ave., Plainfield, N. J (Universal Atlas Cement Co.) 1.OB DELL, Edward M. (G) 2627 Gunckel Blvd., Toledo 6, Ohio (Owens-Illinois Technical Center) LOCH, Luther D. (B) Third St., Youngstown, N. Y. (Carborundum Co.) LOCHRIDGE, James F. Ferro Enamel Argentina S. A. Gibraltar 1365, Villa Dominico Buenos Aires, Argentina LOCKE, Ralph S. (B) Diamond Springs Lime Co. Box 409, Diamond Springs, Calif. LOCKHEED AIRCRAFT CORP. Lockheed Missiles & Space Div. (C. O. Matthews) Palo Alto, Calif. LOCKWOOD, Robert A. (X) Jamieson Laboratories 2200 Colorado Ave. Santa Monica, Calif. LOEHRKE, Harry F. (L) 3655 Beechway Blvd., Toledo 14, Ohio (Owens-Illinois) LOGAN CLAY PRODUCTS CO. (Barton A. Holl) Box 698 Logan, Ohio LOGAN, Don N. (G) 3041 Pinehurst Rd., Toledo 13, Ohio (Toledo Engineering Co., Inc.) LOGIUDICE, Joseph S. (B) 728 Brookley Blvd., Toledo 7, Ohio (Owens-Illinois) LONDEREE, Joseph W., Jr. (B) 130 Davis St., Painted Post, N. Y. (Coming Glass Works) LONG, Bernard Glaces de Boussois 22, Boulevard Malesherbes Paris 8, France LONG, Harry E. (E) American Porcelain Enamel Co. 1285 E. Keating Ave., Muskegon, Mich. LONG, John V. (G) Solar Aircraft Co. 2200 Pacific Highway San Diego 12, Calif. LONG, Luther L. (G) Owens-Coming Fiberglas Corp. Case Ave., Newark, Ohio LONG, Robert, Sr. (E) American Porcelain Enamel Co. 1285 E. Keating Ave. Muskegon 36, Mich. LONG, Robert R. (W) National Tile & Mfg. Co. Box 940, Anderson, Ind. LONG, Russell E. (WI) American Encaustic Tiling Co. 1000 Cannon Ave., Lansdale, Pa. LONGENECKER, Robert J. (MI) 1531 Waynesborough Rd., Paoli, Pa. (Foote Mineral Co.) LONGFRITZ, Robert K. (RI) Clearfield Clay Products Co. Box 748, Clearfield, Pa. LONGWELL, Burton (E) Republic Steel Corp. 1420 Republic Bldg., Cleveland 1, Ohio LOOMIS, David G. (M) Loomis Engineering & Mfg. Co. #22, R. R. 46, Caldwell, N. J. LOPEZ, Ruben H. Chacabuco 178, 2nd Floor Buenos Aires, Argentina LOREY, Frederick D. (GI) One Pinewood Circle, Corning, N. Y. (Corning Glass Works) LOREY, G. Edwin (B) Dept, of Ceramic Engineering School of Mines & Metallurgy Rolla, Mo. LOSCO, Alfred G. (W) 15 Winters St., Oakland, N. J. (Silk City Tool & Machine Works) LOUDEN, R. H. (WI) McGean Chemical Co. Midland Bldg., 101 Prospect Ave. N. W. Cleveland 15, Ohio 575 . ^ * i* 1'CUCl'iCft. v, VJ / ^ 128 Pine St., Manchester, Mass. (Sylvania Electric Products, Inc.) qVE, Bernard (B) *' Research Chemicals Div. 170 W. Providencia, Box 431 Burbank, Calif. qVELAND, Edward W. (M) 296 Knox Ave., Cliffside Park, N. J. (Fran-Stef Corp.) ELL, George H. B. Silwood Ceramics, Box 152 Bergvlei, Johannesburg, South. Africa jpV'ELL, Robert B. (G) 744 Lake Shore Dr., Parsippany, N. J. (Nicolet Industries. Inc.) OVENBACH, J. Glaceries de Saint Roch S. A. 77, Av. R. Vandendriessche Brussels 15, Belgium t0\'ETTE, Paul V., Jr. (R) Corning Glass Works, Corning, X. V. t()WE, Earl C. (SI) Box 46, Logan, Ohio (Straitsville Brick Co.) [_qWE, Edwin C. (R) 405 Sarah St., Chippawa, Ont., Canada (Norton Co.) ^OWE, George K. (RI) Charles Taylor Sons Co. Heights-Rockefeller Bldg., Rm. 210 Mayfield at Lee, Cleveland 18, Ohio !.0WE, William S. (R) A. P. Green Fire Brick Co. 1018 E. Breckenridge St., Mexico, Mo. LOWER, Clarence G. (S) New Bethlehem Tile Co. 311 Lafayette St., New Bethlehem, Pa. LOWER, Lloyd C. (S) 227 Washington St. New Bethlehem, Pa. (New Bethlehem Tile Co.) LOWRANCE, Robert T. (W) Jackson Tile Manufacturing Co. Box 2006, Jackson, Miss. LUBALIN, Irwin (R) British Industries Corp. JO Shore Rd., Port Washington, N. Y. iS, Howard R. (G) Owens-Illinois Technical Center 1700 N. Westwood Ave. Toledo 7, Ohio LUCAS, Joseph M. (W) 1431 Broad Blvd. Cuyahoga Falls, Ohio (U. S. Stoneware Co.) LUCEK, John R. (L) 12 Babylon Rd., Merrick, N. Y. (General Electric Co.) LUCIER, Arthur E. 704 Runnymede Rd., Raleigh, N. C. LUDOWICI, Johann W. Landhous Jockgrim Rheinpfalz, West Germany LUDWIG, David W. (GI) Pittsburgh Plate Glass Co. One Gateway Center Pittsburgh 22, Pa. LUDWIG, Urban W. (G) 7901 Volk Dr., Dayton 15, Ohio (Univis Lens Co.) LUEDERS, Roland (M) 3241 Bradford Rd. Cleveland Heights 18, Ohio (Ferro Corp.) LUHRS, Millen E. (G) Libbey-Owens-Ford Glass Co. 1701 E. Broadway, Toledo 5, Ohio Ll'KACS, Julius J. 43 Belmont Ave., South River, N. J. UlKS, Daniel W. (WI) Box 182, Frenchtown, N. J. (Frenchtown Porcelain Co.) LULL, Stanley E. (RI) 69C Coprt St., Westfield, Mass. CortlaWd Grinding Wheels Corp.) t, "lifmas E. (LI) Ccintraipj'Div., Globe-Union Inc., 900 E.^Kirefe Ave., Milwaukee 1, Wise. j% `ol. 38/No,fl0 (1959) 44 S. Elmwood Ave., Palatine, 111. (Armour Research Foundation) LUND, L. Howard (S) 254 South St., East Palestine, Ohio (Central Commercial Co.) LUND, Melvin S. (M) 2342 Ridgewood Ave., Alliance, Ohio (Berkshire Chemicals, Inc.) LUND, Randolph A. (RJ) United States Steel Corp. Metallurgical Dept., Clairton, Pa. LUPFER, David A. (L) Gulton Industries, Inc. 212 Durham Ave., Metuchen, X. J. LUSHER, Gerald H. (R) Norton Co., 5905 Pacific Blvd. Huntington Park, Calif. LUX, John H. (R) Haveg Industries, Inc. 900 Greenbank Rd. Wilmington 8, Del. LYDDANE, John V. (L) Litton Industries 960 Industrial Rd., San Carlos, Calif. LYLE, Aaron K. (GF) 21 Cumberland Rd. West Hartford 7, Conn. (Emhart Manufacturing Co.) LYNAM, Thomas R. Oughtibridge Silica Firebrick Co. Ltd. Oughtibridge, Nr. Sheffield, England LYNCH, Eugene D. (R) Argonne National Lab. Bldg. D-22, Box 299, Lemont, 111. LYNCH, James F. (R) Battelle Memorial Institute 505 King Ave., Columbus 1, Ohio LYNCH, John F. (W) 113 S. Erie St., Wheaton, 111. (Engineered Ceramics Mfg. Co.) LYNSAVAGE, Walter F. (G) 210 Arnold Ave., Port Allegany, Pa. (Pittsburgh Corning Corp.) LYON, John B. (S) Acme Brick Co. Box 708, Denton, Texas LYON, Kenneth C. (GF) 357 E. Washington St., Dunkirk, Ind. (Ball Brothers Research Corp.) LYON, Richard E. 1208 S. 20th Ave., Yakima, Wash. LYON, Stuart R. (L) International Business Machines Corp. Plant 2, Dept. 386 Poughkeepsie, N. Y. LYONS, Clifford T. (W) 9825 Bowman Blvd., Dallas 20, Texas (Southwestern Talc Corp.) LYONS, S. C. (B) Georgia Kaolin Co. Dry Branch, Ga. LYTLE, Jack A. (LI) 308 E. Green Tree Rd. Milwaukee 17, Wise. (Allen-Bradley Co.) LYTLE, W. O. .(G) Pittsburgh Plate Glass Co. Glass Research Center Box 11472, Pittsburgh 38, Pa. LYTTLE, Frobisher T. (W) 1031 Findley Ave., Zanesville, Ohio (Mosaic Tile Co.) Me McADOO, D. Parker (W) J. M. Huber Corp. 630 Third Ave., New York 17, N. Y. McALLISTER, Christopher (GI) Box 281, Clarksburg, W. Va. (Pittsburgh Plate Glass Co.) McALPIN, James L. (B) Coors Porcelain Co., Drawer 312 Golden, Colo. McALPINE, Kenneth B. (G) General Electric Co., Large Lamp Dept. Incandescent Lamp Advance Engr. #436 Nela Park, Cleveland 12, Ohio USX, I'SS Kocnesier, FPO, San Francisco, Calif. McAULEY, James W. (G) 2334 Sherwood Rd., Toledo, Ohio (Libbey-Owens-Ford Glass Co.) McBRAYER, Robert D. 6 Enterprise St., State College Sta. Raleigh, N. C. McBREEN, Kenneth L. (W) 6708 Hagen Blvd., El Cerrito, Calif. (American-Standard) McBURNEY, John W. (SF) 1543 N. Falkland Ln. Silver Spring, Md. (Consultant) McBURNEY, William C. (D) R. R. 5, New Castle, Pa. (Shenango China, Inc.) McCAIN, Kenneth B. (R) Wilbur B. Driver Co. 1875 McCarter Hwy., Newark 4, N. J. McCAMMON, James W. (M) Dept, of Mines, Parliament Bldgs. Victoria, B. C., Canada McCANN, D. M. (WI) Akron Porcelain Co., 2791 Cory Ave. Akron 14, Ohio McCANN, Sidney W. (El) Pfaudler-Permutit, Inc. 1000 West Ave., Rochester 3, N. Y. McCartney, Eric r. University of New South Wales School of Chemical Engineering Box 1, Kensington, N. S. W., Australia McCARTT, Kenneth C. (W) 1408 Delaware Ave., New Castle, Pa. (Universal-Rundle Corp.) McCARTY, C. Dennis Box 787, Alfred, N. Y. McCLAVE, James W. (SI) Peerless Clay Corp. Box 508, Toronto, Ohio McClelland, James D. (B) 4460 Hazeltine, Sherman Oaks, Calif. (Atomics International Div. North American Aviation, Inc.) McClelland, Roland h. (Li) Radio Corp. of America Semiconductor & Materials Div. Model Shop, Somerville, N. J. McCLURE, Lt. Clifton M. (R) AF Missile Development Center Box 762, Holloman AFB, N. M. McCOLLOM, Perry C. (RI) American Refractories & Crucible Corp., North Haven, Conn. McCONAUGHA, Wayne H. (S) Natco Corp., Box 1656 East Canton 30, Ohio McCORMACK, Kenneth J. (G) 717 Colima Dr., Toledo 9, Ohio (Owens-Illinois) McCORMICK, John M. (G) 1827 Richards Rd., Toledo 7, Ohio (Naniloa Corp.) McCORMICK, Stewart W. (BI1 Corhart Refractories Co. 940 Commonwealth Bldg. Louisville 2, Ky. McCOY, Nelson (W) Nelson McCoy Pottery Co. Roseville, Ohio McCOY, NELSON, POTTERY CO. (Nelson McCoy) Roseville, Ohio McCREERY, C. Wayne (G) 4818 Haddington Dr., Toledo 13, Ohio (Owens-Illinois) McCREERY, George L. (W) 393 Highland Ave., Wadsworth, Ohio (Ohio Brass Co.) McCREIGHT, Louis R. (RFI) General Electric Co Aerosciences Lab., 3750 "D" St. Philadelphia 24, Pa. 577 i :* it ?; ;; irI *) ' l\ /* (* f i1 i 10 L C.. nxilU OC., CIV i OI K 1/, .s . X. ,cCbiNE, Samuel E. (R) * United States Steel Corp. Gary Works Res. Lab. 991, Gary, Ind. ,CDANEL, Donald W. (R) McDanel Refractory Porcelain Co. 510 Ninth Ave., Beaver Falls, Pa. ,cDANEL, Melvin W. (W) " R-R. 2, Eastvale Rd. Beaver Falls, Pa. 'McDanel Refractory Porcelain Co.) INEL, Sumner W. (W) ' R- R. 2, Beaver Falls, Pa. (McDanel Refractory Porcelain Co.) jjDERMOTT, James J., Jr. (G) ' 136 William St., New York 33, N. Y. (Consultant) jcDONALD, C. H. (S) West Bros. Brick Co. 6600 Sheriff Rd,, N. E. Washington 27, D. C. jjcDONALD, E. F. (El) Ingram-Richardson Mfg. Co. Beaver Falls, Pa. ucDONALD, Howard A. (R) 12202 E. 19th Ave., Spokane 64, Wash. (Kaiser Aluminum & Chemical Corp.) dcDONOUGH, William J. Box 827, Alfred, N. Y. dcDOUGAL, Taine G. (WFI) 1117 South Dr., Flint 3, Mich, and Ha'penny House Somerset Bridge, Bermuda jIcDOUGALL, Clayton S. (LJ) Arnold Engineering Co. Box G. Marengo, 111. jfcDOWALL, Ian C. New Zealand Pottery & Ceramics Research Assn. Private Bag Lower Hutt, New Zealand VlcDOWELL. J. Spotts (RF) Webster Hall Hotel 4415 Fifth Ave., Pittsburgh 13. Pa. (Harbison-Walker Refractories Co.) yfcDOWELL, Samuel J. (LFI) 52 Elm Ave.. Metuchen, N. J. (McDowell Electronics, Inc.) Me'" ~'OY, R. H. (MI) .mational Clay Machinery Co. ..-*5 Bolander Ave., Dayton 1, Ohio McEVOY, Robert J. (RI) 730 Grafton Rd., Newark, Ohio (Owens-Corning Fiberglas Corp.) McFADDEN, John G. Box 3742. Clemson, S. C. SIcFARLAND. D. H. (R) 2608 Willow Brook Lane Birmingham 9, Ala. (Tennessee Coal & Iron Div. United States Steel Corp.) McFARLAND, James E. (E) 14025 Greenbay Ave., Chicago 33, 111. (Inland Steel Co.) McGEAN, Ralph L. (E) McGean Chemical Co. Midland Bldg. 101 Prospect Ave., N. W. Cleveland 15, Ohio McGEE, Thomas D. (Bl) Iowa State UniversityCeramic Engineering Dept., Ames, Iowa McGinnis, r. a. (L) American Lava Corp. Cherokee Blvd. & Mfgrs. Rd. Chattanooga 5, Tenn. UcGLENN, John C. 5326 Keystone Pi., Seattle 3, Wash. McGOHAN, G. William (E) Armco Steel Corp., Middletown, Ohio IcGOLPIN, William C. (S) Natco Clay Products Ltd. 57 Bloor St., W., Rm. 403 Toronto 5, Out., Canada tcGOWAN, John P. (B) Northwestern University T' " nologidTal Institute Library I ion, rOL. 38, Nct^IO'^1959) t Owens-Illinois; McGREGOR, Frederick B. (M) Great Lakes Foundry Sand Co. 1217 Francis Palms Bldg. Detroit 1, Mich. McGREGOR, Jimmie R. 1604 N. W. Third Ave. Mineral Wells, Texas McHENRY, Russell (M) W. Pennsylvania Ave., Chester, W. Va. (R. A. Griffin Co.) McHOSE, Donald G. (M) Such Clay Co., Box 47 Perth Amboy, N. J. McHOSE, M. M., Jr. (M) Such Clay Co., Box 47 Perth Amboy, N. J. McILWAIN, Eugene M. (R) 3513 Huon Dr., Louisville 18, Ky. (Corhart Refractories Co.) McINTOSH, C. M. (L) Radio Materials Co. 3325 N. California Ave. Chicago 18, 111. McINTOSH, Harold W. (G) American-Saint Gobain Corp. 2000 Farmers Bank Bldg. Pittsburgh 22, Pa. McINTOSH, Thomas J. (B) Tennessee Products & Chemical Corp. 4800 S. Central Ave. Chattanooga 10, Tenn. McINTYRE, G. H. (EFI) National Spectrographic Labs., Inc. 6300 Euclid Ave., Cleveland 3, Ohio McKANE, John W. (R) 257 Chesterfield Ave. Glen Ellyn, 111. (Edgar H. Pratt Fire Brick Co.) McKEAND, Irvin J. (LI) Adrian Concrete Products, Inc. Box 507, Adrian, Minn. McKEE, W. Dean, Jr. (B) 365 N. Fifth St., Lewiston, N. Y. (Carborundum Co.) McKEEN, Richard D. (LI) Sweet Hill Rd., Plaistow, N. H. (Western Electric Co.) McKENNA, John F. (G) 16 Monmouth Ct., Livingston, N. J. (Radio Corp. of America) McKEOWN, J. Duncan (W) 1104 Clearbrook Dr. Cincinnati 29, Ohio (Carborundum Co.) McKINLEY, Robert F. 5219a Neosho St., St. Louis 9, Mo. McKINNEY, Harold G. 750 Fowler St., N. W., Atlanta, Ga. McKINNIE, J. R. (R) Dyna-Therm Chemical Corp, 3813 Hoke Ave., Culver City, Calif. McKINNIS, Charles L. (GI) Owens-Coming Fiberglas Corp. Glass Res. Lab., Newark, Ohio McKOWN, John GV.(R) Aluminum Co. of America 1145 Wilshire Blvd. Los Angeles 17, Calif. McKULLA, George W,, Jr. (SJI) Washington Brick Co., Muirkirk, Md. McLACHLAN, Eugene K. (R) R. R. 5, Box 253-A, Johnstown, Pa. (Bethlehem Steel Co.) McLAIN WORKS, REFR. DIV. H. K. PORTER CO., INC. (Lawson E. Mason) Wellsville, Ohio McLaren, Henry D. (E) Ferro Enamels (Canada) Ltd. Box 37, Oakville, Ont., Canada McLaren, John (M) Box 75, East Liverpool, Ohio (Bell Operations) McLaren, Malcolm G. (L) Paper-Makers Importing Co. 44 S. Second St., Easton, Pa. McLaughlin, Joseph k. (wn Wahpeton Pottery Co., Wahpeton, N. D. McLaughlin, Philip h. (G) Stauffer Chemical Co. 380 Madison Ave., New York 17, N. Y. McLaughlin, wuiiam h. (R) Alsey Brick & Tile Co., Alsey, 111. McLEAN, William E. (L) Electra Manufacturing Co. 800 N. 21st, Independence, Kans. McLELLAN, George W. (G) Corning Glass Works, Corning, N. Y. McMAHON, John F. (XFI) Alfred, N. Y. (State University of New York College of Ceramics, at Alfred Univ.) McMAHON, John F,, Jr. (GI) 645 S. Cannon Ave., Lansdale, Pa. (Lansdale Tube Co.) McMAHON, William R. 126 Stanton, Ames, Iowa McMANUS, John J. (L) 107 Rocky Wood Rd. Manhasset, L. I., N. Y. (Coors Porcelain Co.) McMASTER, Harold A. (G) Permaglass, Inc., 215 W. Main St. Box 141, Woodville, Ohio McMICHAEL, Robert G. (L) Robertshaw-Fulton Controls Co. Eastern Research Center Croton Rd., King of Prussia, Pa. McMULLEN, John C. (R) 9325 Rivershore Dr. Niagara Falls, N. Y. (Carborundum Co.) McMURDIE, Howard F. (BF) National Bureau of Standards Washington 25, D. C. McMURTRY, Carl H. (RI) 1324 South Ave., Niagara Falls, N. Y. (Carborundum Co.) McNALLY, Robert N. (R) Corning Glass Works Fused Ceramic Research Div. Corning, N. Y. McNAMARA, E. P. (WFI) 73 Ritchie Ave., Cincinnati 15, Ohio (Cambridge Tile Mfg. Co.) McNAMARA, Edward P., Jr. (I) 38 Main Blvd., Shrewsbury, Mass. McNAMARA, Richard B. (RI) 1 Allendale Ct., Buffalo 15, N. Y. (Electro Refractories & Abrasives Corp.) McNAUGHTON. Ronald R. (R) Metallurgical Div. Consolidated Mining & Smelting Co. of Canada, Ltd., Trail, B. C., Canada McNEAR, John E. (S) L. P. McNear Brick Co. Box 119, San Rafael, Calif. McQUARRIE, Malcolm C. (B) 1431 S. 28th St., Apt. 10 Arlington 6, Va. (Kaiser Aluminum & Chemical Corp.) McRITCHIE, Frank H. (R) Mellon Institute, 4400 Fifth Ave. Pittsburgh, Pa. McRORY, Glenn L. (M) New Jersey Zinc Co. 1007 National City Bank Bldg. Cleveland 14, Ohio McTAGGART, G. Don (R) Coming Glass Works, Coming, N. Y. McVAY, T. N. (BFI) 10 Oakwood Court, Tuscaloosa, Ala. (U. S. Bureau of Mines) McWALTER, H. G. (R) Refractarios Unidos, S. A. Poniente 128 #672 Frac. Industrial Vallejo Mexico 16, D. F., Mexico McWilliams, Robert j. (Ei) Pfaudler-Permutit, Inc. Elyria Plant, Taylor St. Elyria, Ohio 579 IV1 , ALPINE, William M. (G) r 357 E. Main St., Somerville, N. J. (Johns-Manville Research Laboratory) ,AVOY, Thomas C. (G) . 164 E. Fourth St., Corning, N. Y. (Corning Glass Works) ACCALOUS, Joseph W. (R) *' 4855 University Ct. Miagara Falls, N. Y. (Carborundum Co.) j,cDONALD, R. W. (WI) * Florida Tile Industries, Inc. Box 451, Lakeland, Fla. ,,cDONELL, Herbert L. (G) ' Corning Glass Works, Corning, N. Y. ,ACER, Ed (M) Carborundum Co., Refractories Div. Globar Plant, Niagara Falls, N. Y. j.cFARLANE, Edward K. " 425 W. 20th St., Pueblo, Colo. jjcFARLAXE, John L. (R) " Standard Fire Brick Co., Div. A. P. Green Fire Brick Co. Box 1614, Pueblo, Colo. j,cGIBBON, Richard John G. Stein & Co., Ltd. Manuel Works Nr. Linlithgow, Scotland ^CHLAN, G. R. (G) Owens-Coming Fiberglas Corp. Newark, Ohio sjcINTYRE, Donald J. (W) Roanoke Rd,, R. D., Stafford, N. Y. (Lapp Insulator Co., Inc.) J4CKASEK, Edward (EF) 2 Tudor City PI., New York 17, N. Y. (Davidson Enamel Products Co.) MACKENZIE, James United Steel Companies Ltd. Research & Development Dept. Swinden House, Moorgate Rotherham, England KACXLJN CO. (Richard O. Lane) 2917 Wildwood Ave., Jackson, Mich. KicLEOD, John United Fireclay Products, Ltd. 140 W. George St. A Glasgow, C. 2., Scotland jicNEIL, S. Ambrose Demerara Bauxite Co., Ltd. Mackenzie, British Guiana KacRAE, Alexander J. (M) Bowers Battery & Spark Plug Co. Box 1262, Reading, Pa. KacRAE, John (G) Fiberglas Canada Ltd. Box 309, Guelph, Ont., Canada KAC ZURA, George (L) 3815 Highland Rd. East St. Louis, 111. (Alcoa Research Labs.) HADDEN, Robert C. (B) 315 Pim St. Sault Ste. Marie. Ont.. Canada (Algoma Steel Corp., Ltd.) HADDOCK, A. M. (W) R. R., Washington Crossing Titusville, N. J. (American-Standard) HADSEN, Leif Egil Box 4208, Sandakervn 109/III Oslo, Norway (A/S Den Norske Slipeskivefabr.) HAGAZINE, Arnold L. (G) CBS Electronics 100 Endicott St., Danvers, Mass. HAGID, H. S. (WI) 221 Arborlea Ave., Morrisville, Pa. <AGNUSON, V. E. (M) Western Feldspar Milling Co. Box 671, Salida, Colo. *AGOR, James K. (E) United States Steel Corp. AppliedjJRes. Lab., Monroeville, Pa. V tlRES&dward A., Jr. (LJI) 8 WSfien St., Waltham, Mass. (RaytjreonT|p.) vOL. 38/ NoAo (1959) ivmtiUlKE, Samuel G., Jr. (li) United Clay Mines Corp. 101 Oakland St., Trenton 6, N. J. MAHONEY, Frank B. (E) Richmond Plumbing Fixtures Div. Rheem Manufacturing Co, Box 111, Metuchen, N. J. MAISAC, George W. (S) Insulating Refractories Co., Inc. Box 322, San Rafael, Calif. MAITRA, Pranab K. North Carolina State College Dept, of Engineering Research 124 Riddick, Raleigh, N. C. MAJESKE, Joseph (G) T. C. Wheaton Co., Millville, N. J. MALESKIS, William 200 W. 18th St., Rolla, Mo. MALM,. Arthur T. (RI) 233 Beverly Rd., Worcester 5, Mass. (Norton Co.) MALONEY, William F. (R) United States Steel Corp. Edgar Thomson Works, Braddock, Pa. MALOOTIAN, Markay H. (L) Dunbar Rd., Quaker Hill, Conn. (U.S.N. Underwater Sound Lab.) MALVERN BRICK & TILE CO. (George B. Eyerly) Box 415, Malvern, Ark. MALYSIAK, Chester (G) Owens-Illinois, Libbey Div. Box 919, Toledo 1, Ohio MANDEL, Charles J. (WI) Willette Corp. of New Jersey Codwise Ave. & Reed St. New Brunswick, N. J. MANDLE, Richard M. (G) Davison Chemical Co. Box 488, Pompton Plains, N. J. MANGSEN, Gustav E. (B) Carborundum Co., Bldg. 1-3 Buffalo Ave., Niagara Falls, N. Y. MANIGAULT, Edward L., Jr. (R) Harbison-Walker Refractories Co. Garber Research Lab., Box 9803 7 Pittsburgh 27, Pa. MANN, David L. 808 36th N., Seattle 2, Wash. MANN, George H. (G) Lake Salubria, Bath, N. Y. (Coming Glass Works) MANNING, R. Douglas (D) Harker Pottery Co. East Liverpool, Ohio MANNING, Robert H. (R) 108 Fairview St., Delmont, Pa. (United States Steel Corp.) MANRING, William H. (G) Calumite Co., Box 151 Hamilton, Ohio MANSFIELD SANITARY, INC. (Perry E. Draper) Perrysville, Ohio MANUFACTURERS EQUIPMENT CO. (J. H. Sachs) 218 Madeira Ave., Dayton 4, Ohio MANZ, Oscar E. (B) Box 516, University Station Grand Forks, N. D. (University of North Dakota) MARCANO, Cnel J. Industria Venezolana de Vidrios Pianos C. A. Av. Libertador 118 (Calle La Linea) Las Delicias, Sabana Grande Caracas, Venezuela MARCH, Joseph W. (S) Nova Scotia Technical College Halifax, N. S.. Canada MARCUS, Leon (BI) 5 A Onondaga Pky. Apts. Liverpool Rd., Liverpool, N. Y. (Arthur D. Little, Inc.) MARCYN, Chester A. (L) 2302 S. Kensington Ave. Westchester, 111. (Radio Materials Co.) MARGOLIS, David (R) 39 Glenwood Ave., New Rochelle, N. Y. (Fish-Schurman Corp.) ,UAAOAA V C, jojin C.. 1,0; University of Wisconsin Dept, of Chemistry, Madison 6, Wise. MARINO, Anthony J., Jr. 129 Copley Ave., Teaneck, N. J. MARK, Stanley D,, Jr. (R) 1592 Love Rd., Grand Island, N. Y. (Carborundum Co.) MARKHAM, J. Thomas (RJ) Aluminum Co. of America 1501 Alcoa Bldg., Pittsburgh 19, Ta. . MARLOW, James A. (W) Canadian Potteries Ltd., Box ISO New Westminster, B. C., Canada MARLOWE, Mickey O. 2915 Lincoln Wav, Ames, Iowa MARONEY, Doris M. University of Illinois ` 215 Ceramics Bldg., Urbana, 111. MARQUIS, John E. (W) Pemco Corp., Res. & Dev. Lab. 5601 Eastern Ave., Baltimore 24, Md. MARSHALL, Leslie H. (R) L. H. Marshall Co. Box 4857, Sta. B, Columbus 2, Ohio MARTIN, Albert E. (M) 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) 525 W. Third Ave., Derry, Pa. (Westinghouse Electric Corp.) MARTIN, H. R. (S) 3908 N. 28th Way, Birmingham, Ala. (Natco Corp.) MARTIN, James K. (X) Posey Iron Works, Inc. Brick Machinery & Mixer Div. Lancaster, Pa. MARTIN, John R., Jr. (W) Monongahela Power Co. 920 Charles St., Wellsburg, W. Va. MARTIN, Lang C., Sr. (S) Martin Brick Co. Box 794, Coleman, Texas MARTIN, Leonard A. (W) Martin Ceramic Supply Co. 510 "A" St., S. E., Auburn, Wash. MARTIN, Ralph H. (WI) Cia. Mexicana de Tubos de Albanal, S. A., Apartado 1402 Mexico 17, D. F., Mexico MARTIN, Wesley G. (EF) 6054 N. Kent Ave. Milwaukee 17, Wise. (A. O. Smith Corp.) MARTINO, Paul D. (SI) Cannelton Sewer Pipe Co. Cannelton, Ind. MARTINSEN, Rodney E. (M) Timken Roller Bearing Co. 1835 Dueber Ave., S. W. Canton 6, Ohio MARTZ, Joseph A. (R) 112 S. Grove St., East Aurora, N. Y. MARVEL, Irvin L. (R) Johns-Manville Corp. 742 Miners Bank Bldg. Wilkes-Barre, Pa. MARVIN, Charles G. (RJI) 1613 Duncan St., Killeen, Texas MARWAHA, Kidar N. Burn & Co., Ltd. Refractory & Ceramic Works Box 13, Jabalpur 1, India MARX, Le Roy J. (S) Denver Terra Cotta Co. 135 Tejon St., Denver 23, Colo. MARYLAND GLASS CORP. (L. C. Roche) 2147 Wicomico St. Baltimore 30, Md. MASKILL, William Webb Corbett, Ltd. Coalboumhill Glass Works Stourbridge, Worcester, England MASON, Cecil R., Jr. (R) 381 Church St., R. R. 4, Smyrna, Ga. (Georgia Institute of Technology) 581 ON CITY BRICK & TILE CO. C. F. Garland) Mason City, Iowa {ON COLOR & CHEMICAL WORKS, INC. Ronald K. Mason) >06--214 Broadway, Box 76 ?ast Liverpool, Ohio ON, Frank (W) rhomas Works ylta-Stnr Electric Div. v .! K. Porter Co., Lisbon, Ohio i lSON, Lawson E. (R) jlcLain Works, Refr. Div. j H- K. Porter Co., Inc. Wellsville, Ohio (SON, Ronald K. (M) Mason Color & Chemical Works, Inc. 206-214 Broadway, Box 76 East Liverpool, Ohio tSSENGALE, Gordon B. (RI) 3088 Charlotte Dr. , Baton Rouge S, La. (Harbison-Walker Refractories Co.) : asson, r. Porzellanfabrik Langenthal A. G. Langenthal, Switzerland , ASTERS, John R. (G) j Westinghouse Electric Corp. 1 Hoult Rd., Fairmont, W. Va. : aTCHULAT, John G. (R) Buffalo Rd., R.R. 2 East Aurora, N. Y. (Electro Refractories & Abrasives Corp.) : LATEJCZYK, John F. (E) 7506 Trevanion Ave., Pittsburgh 18, Pa. (0. Hommel Co.) ATERIALI REFRATTARI . SOC. p.AZIONI (J. Charles Mathon) Via Elia Lombardini 13 Milano 744, Italy s I.ATHENY, Lloyd E. (S) R. R. 8, Box 936 Thomas Acres, Bessemer, Ala. (Xatco Corp.) ; I.ATHENY, Richard E. (S) 10 Valley Rd., Jasper, Ala. J ^atco Corp.) : IATHER, Mrs. Katharine (B) Waterways Experiment Sta. i Drawer 2131, Jackson, Miss. ! IATHIAS, Simao Keralux S. A. Rua Libero Badaro 293 Sao Paulo, S. P., Brazil ; IATHIASEN, O. E. (S) Federal Seaboard Terra Cotta Corp. Box 310, Perth Amboy, N. J. : IATHIESON, George W. (G) 4544 Pennridge Rd., Toledo 6, Ohio (Kimble Glass Co.) IATHIESON, R. M. (R) Aluminium Limited Sales, Inc. ; 630 Fifth Ave., New York 20, N. Y. IATHIEU, Louis A. S. A. des Ets. Parra-Mantois & Cie. 11Chemin de Ronde Le Vesinet (Seine & Oise) France ; IATHON, Charles Materiali Refrattari S. p. A. \ Via Elia Lombardini 13 Milano 744, Italy IATHON, J. Charles Materiali Refrattari Soc. p.Azioni Via Elia Lombardini 13 Milano 744, Italy ; >ATSON, Frederick R. (GFI) 723 Jackson St., State College, Pa. (Pennsylvania State University) BATSON, Michael W. Box 425, Bothell, Wash. (ATTESON, Gilbert D. (W) Engineering Library ntilla^Div., Bendix Aviation Corp. .icy.ifeY. 'At i'HEWS; B. L. (W) Smith Ltd. Georgetown,^pnt. Canada , iJ -MATTHEWS, C. O. (B) Lockheed Aircraft Corp. Lockheed Missiles & Space Div. Palo Alto, Calif. MATTHEWS, Samuel (R) Titania Electric Corp. of Canada Ltd. Box 672, Gananoque, Ont., Canada MATTIMOE, Paul T. (G) Libbey-Owens-Ford Glass Co. 1701 E. Broadway, Toledo 5, Ohio MATT1SON, William F,, Jr. (GI) R.R. 3, Lawson Dr., Madison, Conn. (Lil)bey-Owens-Ford Glass Co.) MATTSON, Julia E. (D) University of North Dakota Ceramics Dept., Grand Forks, N. D. MATTYASOVSZKY-ZSOLNAY, Laszlo Porzellanfabrik Frauenthal Frauenthal/Lassnitz Weststeiermark, Austria MAU, K. T. (S) Gaspro, Box 2454, Honolulu, Hawaii MAUPIN, Addison (RI) 823 Lexington Ave. Terrace Park, Ohio (Chas. Taylor Sons Co.) MAUPIN, Floyd M. (R) 327 Jefferson Rd., Mexico, Mo. (A. P. Green Fire Brick Co.) MAURER, James A. (E) 5519 N. Lake Dr., Milwaukee 11, Wise. MAURER, Robert D. (G) Corning Glass Works, Corning, N. Y. MAUSER, H. W. Spoorsingel 68, Delft, Holland (Royal Delftware Manufactory) MAW, Glen H. 1678 Roosevelt Ave. Salt Lake City 5, Utah MAXWELL, Laurel H. (L) Diamond Ordnance Fuze Lab. 53.2 Bldg. 92, Rm. 351, Washington, D. C. MAY, John E. (B) General Electric Co. Power Transformer Dept. 7-223 Pittsfield, Mass. MAY, L. F. (S) Standard Ultramarine & Color Co. Huntington 18, W. Va. MAYBERRY, Marshall L. (R) 1400 Main St., Natrona Heights, Pa. (Pittsburgh Plate Glass Co.) MAYER, Walter S. (WF) Mayer China Co. Box 561, Beaver Falls, Pa. MAYFIELD, Manville J. (LI) 2516 Avalon Circle Chattanooga 5, Tenn. (American Lava Corp.) MAYNARD, Fred A. (M) 545 E. 250th, Euclid, Ohio (Harshaw Chemical Co.) MAYNARD, Frederick H. (G) Coming Glass Works 1 Jackson St, Wellsboro, Pa. MAYS, George A. (S) Box 68, Niles, Calif. (California Pottery Co.) MEDERT, Warren C. (GI) 5320 Melvin Dr, Toledo 14, Ohio (Owens-Illinois) MEEKA, Edward (SI) 416 S. 38th St, Richmond, Calif. (California Ceramic & Quarry Tile Co.) MEGLES, John E, Jr. (GI) 153 Dodge Ave, Coming, N. Y. (Coming Glass Works) MEID, William J. (R) R. R. 1, Bartlett, 111. (Lindberg Engineering Co.) MEILING, Gerald S. 1128 Lorraine Dr. Salt Lake City 6, Utah MEINDL, Joseph J. (R) 227 Cayuga, Elmhurst, 111. (Harbison-Walker Refractories Co.) ME1KESOXNE, Artnur L. to/ 700 Village Dr, Columbus 14, Ohio (Kimble Glass Co.) MELLERE, Carlo Istituto Siderurgico Finsider Corso F. M. Perrone 20 Genova-Cornigliano, Italy MELOY, C. L. (RI) Bethlehem Steel Co, Research Dept. Saucona Bldg, Bethlehem. Pa. MENG, Edwin R. (R) Davis Fire Brick Co, Oak Hill, Ohio MENGSHOL, Clarence O. (E) American Radiator & Standard Sanitary Corp. 1089 Essex St, Richmond, Calif. MENNIE, Alan J. 14 Brentmead Gardens London N. W. 10, England MERBLER, Wallace (L) 36 Alden Ave, Auburn, N. Y. (General Electric Co.) MERCK, Walter J. (RI) Cedar Swamp Rd. Glen Head, L. I, N. Y. (HiTemp Wires, Inc.) MEREDITH, Edward J. (SI) Box 1031, Richmond 8, Va. (Virginia Brick Association) MEREDITH. Neil F. (It!) Box 281G, R.R. 2, Tiffin, Ohio (Basic Incorporated) MERIWETHER, B. Corbin (W) Sippi Products Co. 632 S. Third St, Paducah, Ky. MERKLE, F. Peter (G) M. H. Detrick Co. 10600 Puritan Ave, Detroit 38, Mich. MERRIAM, Jack G. (LI) 727 N. Wildwood, Mundelein, 111. (Titanium Alloy Mfg. Div, National Lead Co.) MERRIMAN, Seth G. (G) 2722 Lincolnshire Blvd. Toledo 6, Ohio (Owens-Illinois) MERRITT, Clarence W. (WFI) Box 464, Alfred, N. Y. (State University of New York College of Ceramics, at Alfred Univ.) MERRY, E. B, Jr. (SI) 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 East Liverpool, Ohio (Hall China Co.) MERZ, Kenneth M. (L) Lower Mountain Rd, Lockport, N. Y. (Cornell Aeronautical Laboratory, Inc.) MESSIER, Donald R. Box 1375, Alfred, N. Y. MESSIMER, Laverne A. (GI) Holophane Co, Inc. Oakwood Ave, Newark, Ohio MESSNER, Paul D, III (MJ) Refractory Specialties Co. Box 108, Norristown, Pa. METAL & THERMIT CORP. (George C. Betz) 100 Park Ave. New York 17, N. Y. METZ, G. F. (M) 816 Cypress Rd, Vero Beach, Fla. (Consulting Engineer) METZ, Gilbert F,, Jr. (G) 5900 Babcock Blvd, Apt. 39 Pittsburgh 37, Pa. (Pittsburgh Plate Glass Co.) METZGER, A. J. (RFI) Dept, of Ceramic Engineering Virginia Polytechnic Institute Blacksburg, Va. METZGER, H. C. (M) ' E. E. Zimmerman Co. 1704 Keenan Bldg, Pittsburgh 22, Pa. 583 ; il !I' i: *> I l II iM - n , llH iW IH W Ilir ^ W ^ W if m * * * ."M|.UJ. I'1I1LWU " i-Tu- j. -vurxuiK, oan -vxaieo, cam. .gXICO REFRACTORIES CO. " Div. Kaiser Aluminum & Chemical Corp. (C. A. Smith) Better Refractories Bldg. Mexico, Mo. ^gYER, George W., Jr. (G) Glenshaw Glass Co., Inc. Glenshaw, Pa. ugYER, L. S. (S) f Hydraulic-Press Brick Co. 705 Olive St., St. Louis 1, Mo. jgYER, William W. (W) y 6911 General Duff Dr. Falls Church, Va. (U. S. Tariff Commission) j{EYERS, Siegfried S. (L) American Scientific Co. 85 Sprague St., Providence, R. I. jjlsYER-SCHOLER, Hans Carl Spittelerstrasse 1 Liestal, Switzerland (Tonwerk Lausen AG) jlEYSEL, John J. Refracton Ltd. Zurich 2 Genferstrasse, Zurich, Switzerland jlICHAEL, Frank L. (El) 319 Norbourne Blvd., St. Matthews Louisville 7, Ky. (General Electric Co.) SfICHAEL, Harold J. (E) 4020 Virginia Circle Columbus 13, Ohio (North American Aviation, Inc.) jfICHEL, Howard (E) Porcelain Enamel, Inc. 80 S. Dover, Denver 26, Colo. JIICHEL, S. Etablissements G. Devineau 26, rue Lafayette, Paris 9*, France J1ICHELOTTI, Joseph E (El) Pittsburgh Plate Glass Co. Glass Research Center, Box 11472 Pittsburgh 38, Pa. UICHENER, John W. (G) Deering-Milliken Research Corp. Physics Research Lab., Box 1927 Spartanburg, S. C. |HGAN CHEMICAL CORP. {Mark M. Frimodig) Port Saint Joe, Fla. MICKWITZ, Alexander von (B) 701 Main St., Latrobe, Pa. (Carborundum Co.) JIIDDLESWARTH, Earl T. (G) 16 Brookside Terrace Cedar Grove, N. J. (General Instrument Corp.) MIDDLETON, George J. (MI) L. H. Butcher Co. 3628 E. Olympic Blvd. Los Angeles 23, Calif. MIDGETTE, Willard B. (M) Eagle-Picher Co., Chemical Div. 1501 Oliver Bldg., Pittsburgh 22, Pa. MIELE, Augustine A. (L) 18 E. 14th St., Brentwood, L. I., N. Y. (Sperry Gyroscope Co.) MIKE, Thomas M. (G) 40 West St., Hornell, N. Y. MIKLOUCICH, Frank (S) Huntsville Brick & Tile Co., Inc. Box 53, Huntsville, Ala. MILANI, Helio (M) 1407 Spring Rd., Cleveland 9, Ohio (Ferro Corp.) MILDWOFF, Ben (G) Bent Glass Works, Inc. 85-25 126th St., Jamaica 15, N. Y. Millar, n. s. c. Frit Factory Radiation Group Sales Ltd., Grappenhal Works Warrington, Lancs., England Miller, Alan d. (Bi) nunketfeuck Dr., Clinton. Conn. !ted aSfcraft Corp. - _-ct & f^fhitney Aircraft Div.) Vol. 38, itfo.Ti) (1959) 3782 Mt. Acadia Blvd. San Diego 11, Calif. (General Atomic) MILLER, B. L. (W) Royal China, Inc., Sebring, Ohio MILLER, Boyd C. (S) Miller Equipment Co. Box 1566, Salisbury, N. C. MILLER, Donald M. (M) Crossley Machine Co. 301 Monmouth St., Trenton 9, N. J. MILLER, Edmund H. (WI) Clayburn Tile, Box 277 Woodville, Texas MILLER, E. R. (W) Washington Porcelain Co. Willow St., Washington, N. J. MILLER, Grant E. (EFI) Ferro Corp., 4150 E. 56th St. Cleveland 5, Ohio MILLER, Harold (El) 5736 N. Talman Ave., Chicago 45, 111. (Ohmite Mfg. Co.) MILLER, Harold D. (M) 189 Circle Dr., Plandome Manor Long Island, N. Y. (B. F. Drakenfeld & Co., Inc.) MILLER, Henry E. (R) Chicago Wheel & Mfg. Co. 1101 W. Monroe St., Chicago 49, 111. MILLER, Howard L. (GI) Libbey-Owens-Ford Glass Co. Box 4378, Charleston 4, W. Va. MILLER, James L. (R) 131 Peach St., Park Forest, 111. (Norton Co.) MILLER, John B. (MI) 235 N. Third St., Lewiston, N. Y. (Titanium Alloy Mfg. Div., National Lead Co.) MILLER, John W. (W) New Castle Refractories Co. Box 471, New Castle, Pa. MILLER, Karl D. 2211 N. Ohio, Kokomo, Ind. MILLER, Karl H. (WJ) Robertson Mfg. Co., Morrisville, Pa. MILLER, Kenneth W. (RJ) Brush Beryllium Co. 4301 Perkins Ave., Cleveland 3, Ohio MILLER, Marlin, Jr. (R) 1733 Southwood Ave. South Bend 15, Ind. MILLER, Ralph E. (G) 114 Westmont Ave., Elmira, N. Y. (Corning Glass Works) MILLER, Ray R. (S) J. A. Miller Tile Co. Box 6, Bascom, Ohio MILLER, Richard C. (R) Libbey-Owens-Ford Glass Co. 1701 E. Broadway, Toledo 5, Ohio MILLER, Russel A. (RI) 1154 School House Lane West Chester, Pa. (Refractory Corp. of America) MILLER, R. W/(G) Columbia-Southern Chemical Corp. One Gateway Center, Pittsburgh 22, Pa. MILLER, Vincent P. (M) Miller Pottery Engineering Co. 2300 Palmer St. Swissvale, Pittsburgh 18, Pa. MILLER, W. D. (G) Owens-Illinois, Box 1019 Oakland 4, Calif. MILLER, William A. (R) Carborundum Co. 501 New York Ave., Falconer, N. Y. MILLER, Ens. William A. (RJ) 100-E Richmond U. S. Naval Ordnance Test Station China Lake, Calif. MILLER, William E. Box 3803, Clemson, S. C. MILLIOAN, Kenneth L. (R) Aluminum Co. of America 230 Park Ave., New York 17, N; Y. Electro Refractories & Abrasives Corp. 4814 Loma Vista Ave. Los Angeles, Calif. MILLIGAN, Lowell H. (BF) One Howatson Way, Worcester 9, Mass. (Norton Co.) MILLIKEN, Edward C. (SI) 444 W. North Ave. East Palestine, Ohio (Natco Corp.) MILLIKEN, Frank H. (S) Bowerston Shale Co. Box 17, Bowerston, Ohio MILLIKEN, John H. (S) 925 E. Lincoln Way, Minerva, Ohio (Stark Ceramics, Inc.) MILLIKEN, William U. (SJ) : Box 23, Bowerston, Ohio (Bowerston Shale Co.) MILLMAN, Nathan (M) J. M. Huber Corp., Huber, Ga. MILLS, G. Alexander (B) Houdry Process Corp., Box 427 Marcus Hook, Pa. MILLS, R. Gerald (B) Coors Porcelain Co., Golden, Colo. MILTON BRICK CO., LTD. (D. T. Green) Box 554 Milton, Ont., Canada MINARD, Richard A. (B) Brookfield Engineering Labs., Inc. 240 Cushing St., Stoughton, Mass. MINER, Reginald R. (R) 215 Woodbridge Ave., Metuchen, N. J. (Carborundum Co.) MINK, John D. (G) R. R. 2, Dunkirk, Ind. (Armstrong Cork Co.) MINNICK, L. John (R) 306 Boyer Rd., Cheltenham, Pa. (G. & W. H. Corson) MINTON, G. Z. (GI) Pittsburgh Plate Glass Co. Research Lab., Creighton, Pa. MISSBACH, George E. (M) Morehouse Cowles, Inc. 707 Henry Grady Bldg., Atlanta, Ga. MISSISSIPPI GLASS CO. (Charles J. Youngblood, Jr.) 88 Angelica St., St. Louis 7, Mo. MISTLER, Richard E. (RJ) 232 Jackson Ave., Schenectady 4, N. Y\ (General Electric Co.) MITCHELL, John F. (I) Hobart Rd., R. R. 1, Box 507 Hobart, Ind. MITCHELL, Lane (BFI) School of Ceramic Engineering Georgia Institute of Technology Atlanta 13, Ga. MITCHELL, Russell G. (W) 1620 Dutch Ridge Rd., Beaver, Pa. (McDanel Refractory Porcelain Co.) MITOFF, Stephan P. (B) 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.) MIZUHARA, Howard 1736 Laguna St. San Francisco 15, Calif. MOCHEL, Ellen L. (G) Coming Glass Works, Corning, N. Y. MOCHEL, John M. (L) 21 Hillcrest Dr., Painted Post, N. Y. (Corning Glass Works) MOCKRIN, Isadore (B) Pennsalt Chemicals Corp. Research & Development Div. Box 4388, Chestnut Hill P. O. Philadelphia 18, Pa. MOEBUS, C. R. (M) United Clay Mines Corp. 101 Oakland St., Trenton, N. J. 585 ^OFFAT, John, Jr. (R) 12255 Miranda Sc. North Hollywood, Calif. (Gladding, McBean & Co.) ^OFFETT, Robert A. (RI) North American Refractories Co. 1012 National City E. 6th Bldg. Cleveland 14, Ohio jdOFFITT, Roy B. ; Box 5711, State College Sta. ' Raleigh, N. C. jfOGEY, Leona (G) Raytheon Co. 55 Chapel St., Newton, Mass. jlOHANTY, Gajendra Nath (I) Indien-Gemeinschaft Krupp-Demag G.m.b.H. Rourkela 1, Orissa, India jlOHL, Helmuth (W) Fabrica de Loza "La Favorita," S. A. Tlalnepantla, Mex., Mexico jIOHLER, Neal F. (SI) Miller Equipment Co. Box 1566, Salisbury, N. C. MOHR, J. Gilbert (GI) 226 W. John St.. Maumee. Ohio (Johr.s-Manville Fiber Glass, Inc.) MOHR, William C. (MI) Shenango China. Inc. Shenango Refr. Div., New Castle, Pa. MOHUN, William A. (R) General Abrasive Co., Inc. 2000 College Ave., Niagara Falls, N. Y. MOL, Evert A. (E) Rea Magnet Wire Co., Inc. E. Pontiac St., Fort Wayne, Ind. MOLINA, Joao Fernandes Gimenes Ideal-Standard, S. A. Caixa Postal 147 Jundiai, S. P., Brazil MOLLER, J. Aall Porsgrunds Porselaensfabrik Porsgrunn, Norway MONACK, A. J. (G) 287 Mortimer Ave., Rutherford, N. J. (Newark College of Engineering) ):ONAGLE, William T. (R) 63 Summit Rd., Sparta, N. J. (Reaction Motors Div., Thiokol Chemical Corp.) MONETA, Fausto Via Mambretti 9, Milano, Italy (Ditta Giuseppe Moneta S.p.A.) MONG, Lewis E. (R) 8506 Loughborough PI. Chevy Chase 15, Md. (National Bureau of Standards) MONKS, Douglas E. (R) 22001 Libby Rd., Apt. 302 Bedford Heights. Ohio (Carborundum Co.) MONKS, J. R. (G) 4714 Harbord Dr., Toledo 13, Ohio (Owens-Illinois) MONROE, Lt. G. DeVon (GJ) Box 277, Laredo AFB, Texas MONROE, James E., Jr. (M) 26 Noel Dr., Williamsville 21, N. Y. (Titanium Alloy Mfg. Div. National Lead Co.) MONTAGNO, Antonio M. (E) 69 Glenmont Ave., Columbus 14, Ohio (Inland Engineering Co.) MONTEITH, Philip G. (E) 4204 Dolphin Rd., Louisville 18, Ky. (Chicago Vitreous Corp.) MONTGOMERY, Earle T. (WFI) 12 W. Jeffrey PI., Columbus 14, Ohio (Consulting Engineer) MONTGOMERY, Eldwin C. (GI) Libbey-Owens-Ford Glass Co. Box 82, Shreveport, La. MONTGOMERY, Paul B. 4 Townview Dr., Rome, Ga. INTjQMERY, Thomas B. (G) Pittsburgh Plate Glass Co. 6ffft Duquesne Blvd. Pittsburgh 22, Pa. Vol.' 38, fto. 10 (1959) MONTGOMERY, Wayne C. (W) Aluminum Co. of America 1501 Alcoa Bldg., Pittsburgh 19, Pa. MOODY, Billy D. 2137 Wright Ave., Greensboro, N. C. MOODY, H. Leslie (D) Hyalyn Porcelain, Inc., Box 460 Hickory, N. C. MOODY, Willis E. (BI) School of Ceramic Engineering Georgia Institute of Technology Atlanta 13, Ga. MOONEY, Edward L. (W) General Laboratory Assoc., Inc. Norwich, N. Y. MOORE, Carleton B. 391 S. Wilson Ave., Pasadena, Calif. MOORE, Dwight G. (EFI) Mineral Products Division National Bureau of Standards Washington 25, D. C. MOORE, Ernest L. 626 Beach St., Salt Lake City 16, Utah MOORE, Francis M. (GJ) 513 E. Chestnut St., Washington, Pa. (B. F. Drakenfeld & Co.) MOORE, H. 41 Torton Hill Rd. Arundel, Sussex, England MOORE, Henry (G) 38 Potter Ave. West New Brighton Staten Island, N. Y. (Metro Glass Co.) MOORE, James M. (S) Ashe Brick Co., Van Wyck, S. C. MOORE, John G. (W) 405 E. Poplar St., Robinson 2, 111. (Case Mfg. Corp.) MOORE, Matthew S. 608 Houston St., Kilgore, Texas MOORE & MUNGER (Murray Rushmore, Jr.) 33 Rector St. New York 6, N. Y. MOORE, Richard S. (RI) Harbison-Walker Refractories Co. 1800 Farmers Bank Bldg. Pittsburgh 22, Pa. MOORE, Robert E. Missouri School of Mines Ceramic Engineering Dept. Rolla, Mo. MOORE, Robert F. (R) 3345 Forbes St., Pittsburgh 13, Pa. (Jones & Laughlin Steel Co.) MOORE, Ronald H. (GJI) 4212 Center St., Des Moines, Iowa (Owens-Illinois) MORAN, J. J. (G) Landis Ave. & Spring Rd. Vineland, N. J. (Kimble Glass Co.) MORAN, Vincent J. University of New South Wales School of Metallurgy, Box 1 Kensington, N.S.W., Australia MOREHOUSE, Walter B. (S) Nopco Chemical Co., 60 Park PI. Newark, N. J. MORELL, N. L. (R) 313 Union Bank Bldg., Bethlehem, Pa. (N. L. Morell Co.) MORENA, Alfred (LI) 6 Colby Ct., New Haven, Conn. (Electro-Ceramics, Inc.) MORESCO, Albert J. (R) 1831 Hill St., White Oak McKeesport, Pa. (United States Steel Corp.) MORGAN, George L. 606 W. Ohio, Urbana, 111. MORGAN, John C., Jr. (G) Libbey-Owens-Ford Glass Co. 1701 E. Broadway, Toledo 5, Ohio MORGAN, John F. (R) Reynolds Metals Co. Reynolds Metals Bldg. Richmond 18, Va. MORGAN, John M. (L) 42 Laurel Dr., Scranton, Pa. (General Electric Co.) MORGAN, Raymond W. (R) R. W. Morgan Co. 9300 Southern, Dearborn, Mich. MORGAN, Robert A. (WI) Leviton Mfg. Co., 236 Greenpoint Ave. Brooklyn 22, N. Y. MORGAN, Stuart F. (WI) Harbor Rd., Mattapoisett Neck Mattapoisett, Mass. (J. I. Paulding, Inc.) MORGAN, Willard L. (G) 1203 Moundview Ave., Newark, Ohio (Owens-Corning Fiberglas Corp.) MORGAN, W. R. (GFI) Sterling Grinding Wheel Co. Box 801, Tiffin, Ohio MORK, Gordon E. 7209 Park, Cleveland 5, Ohio MORNIN, Bob L. (LI) 3885 Pierce, Wheat Ridge, Colo. (Coors Porcelain Co.) MORRIS, Ernest D. 15 Irby Rd., Heswall, Cheshire, England (Morgan Refractories Ltd.) MORRIS, George J. (R) American Steel Wire Div. United States Steel Corp. Research Lab., Wire Ave. Cleveland 5, Ohio MORRIS, Irvine H. (W) Shepherd Chemical Co. Highland Ave., Cincinnati 12, Ohio MORRIS, John L. (M) 14427 Allingham, Norwalk, Calif. (Durochrome Decalcomania Co., Inc.) MORRIS, Richard C. (R) Babcock & Wilcox Co. 105 S. LaSalle St., Chicago 3, 111. MORRIS. Stephen M. 920 Northfield Rd., Woodmere, N. Y. MORRIS, W. C. (G) 916 Sunset Dr., Lake Lucerne Chagrin Falls, Ohio (Harshaw Chemical Co.) MORRISON, Neil T. (M) Bell Operations, Box 757 East Liverpool, Ohio MORRISON, R. F. (M) 384 Gulf Rd,, Elyria, Ohio (Harshaw Chemical Co.) MORRISON, Wallace S. (M) Illinois Water Treatment Co. 840 Cedar St., Rockford, 111. MORRISSEY, William J. (L) 16 Fairfield St., Pittsfield, Mass. (General Electric Co.) MORROW, Lawrence D. 228 Center Dr., Honolulu 18, Hawaii MORSE, Arthur E. (G) 2735 Woodstock Rd. Columbus 21, Ohio (Federal Glass Co.) MORSE, Clifford E. (G) Dominion Glass Co., Ltd. Box 190, Montreal, Que., Canada MORSE, George T. (WF) Smooth-On Mfg. Co. 572 Communipaw Ave. Jersey City 4, N. J. MORTON POTTERY CO. (H. W. Rapp, Jr.) 315 W. Jefferson St. Morton, 111. MORTON, William A. (G) 46 Standish Blvd., Mt. Lebanon Pittsburgh 28, Pa. (Loftus Engineering Corp.) MOSAIC TILE CO. Zanesville, Ohio MOSER, Berthold B. Industria Ceramics, Ltda. Apartado Aereo 4829, Bogota. Colombia MOSER, John B. 726 Seward St. Evanston, 111. 5S7 ^ ' HH I 11- --' II I I I . . I -- 4-- jdOSS, LeRoy L. (El) 3553 Ingleside Rd. Shaker Heights 22, Ohio (Ferro Corp.) JIOTSCH, F. R. (G) Foster-Forbes Glass Co., Marion, Ind. }[OUDY, Lavada A. 331 W. Tenth St., San Pedro, Calif. MOULD, Richard E. (G) Preston Labs, Inc. Box 149, Butler, Pa. MOULD, Willis P. (M) Vermont Kaolin Corp., Bristol, Vt. MOULD, W. J. (W) French Saxon China Co. Baugh Ave., Sebring, Ohio MOULTON, A. K. (M) A. K. Moulton Associates Plaza Professional Bldg. 6936 San Pedro Ave. San Antonio 12, Texas MOUNT CLEMENS POTTERY CO. (Charles E. Doll) Mount Clemens, Mich. MOUNTVALA, Adi J. University of California Dept, of Mineral Technology Berkeley 4, Calif. MOURAUD, Paul H. (W) 14 Ingleside Rd. Upper Montclair, N. J. (Technical Ceramics & Lava Corp.) MOWAT, James F., Jr. 559 Columbia Ave., Des Plaines, 111. MOWERY, Robert L. (G) Libbey-Owens-Ford Glass Co. 1701 E. Broadway, Toledo 5, Ohio MOWREY, Fred W. (GI) ! 108 Rodgers Dr., New Kensington, Pa. (American-Saint Gobain Corp.) MOYA, Clemente M. 2302 Piedmont Ave., Berkeley 4. Calif. MOYER, Henry F. (G) Libbey-Owens-Ford Glass Co. 1701 E. Broadway, Toledo 5, Ohio ^IUAN, Arnulf (B) t Pennsylvania State University ; 24 Mineral Sciences Bldg. University Park, Pa. MUCCIGROSSO, Angelo (R) 824 Whitney Dr. Schenectady 9, N. Y. (General Electric Co.) MUELLER, Edward E. (BI) Pemco Corp. 5601 Eastern Ave., Baltimore 24, Md. 5 i MUELLER, Ferd A. (RI) 1360 Rudd. Canon City, Colo. (Harbison-Walker Refractories Co.) MUELLER, James I. (BFI) Ceramic Engineering Division < !I University of Washington Seattle 5, Wash. MUELLER, John P. (M) Mountain View Rd., Trenton 8, N. J. 3 ] (Mueller Machine Co.) MUHLSTADT, William J. 408 N. Colorado Ave., Streator, 111. j MULL, Lee R. (G) Owens-Coming Fiberglas Corp. Barrington, N. J. MULLADY, Russell E. (M) : 459 E. High Ave. New Philadelphia, Ohio (Titanium Alloy Mfg. Div., National Lead Co.) MULLAN," Joseph (S) t Champion Brick Co. 7600 Pulaski Highway Baltimore 6, Md. MULLEN, Willard F. (M) 12(feHillview Ave., State College, Pa. (Fntffburgh Plate Glass Co.) JLliER, Gerhard SfSktJiche Porzellan-Manufaktur Berlin WegelSStrasse 1 (j1) Berlin NW 87, Germany Vol. 38, No. 10 (1959) 1 MULLER, Max (RI) Basic Incorporated 845 Hanna Bldg., Cleveland 15, Ohio MULLER, Robert Emaillerie de St. Maurice 29, Rue du Val d'Osne St. Maurice (Seine), France MULLIGAN, Edwin F. (E) Jones Metal Products Co. West Lafayette, Ohio MULROY, James P. (El) 965 Lafayette Ave., Buffalo 9, N. Y. (Boys Vocational High School) MULRYAN, Henry (L) Sierra Talc Co. Box 390, South Pasadena, Calif. MULTER, Robert K. (W) Architectural Tiling Co. Keyport, N. J. MULVANE, O. E. (El) 4138 N. 21st St., Milwaukee 9, Wise. (A. O. Smith Corp.) MUNDY, O. S. (LI) Western Electric Co., Dept. 7326, Hawthorne Sta. Chicago 23, 111. MUNOZ C., Alonso (J) Cia. Colombiana de Ceramics S. A. Apartado Aereo No. 59-27 Bogota, Colombia MURDOCH, K. A. Davey & Moore Ltd., Lockfield Ave. Brimsdown, Enfield Middlesex, England MURGATROYD, John B. Rockware Glass, Ltd., Rockware Ave. Greenford, Middlesex, England MURPHY, Edward J. (W) Charles B. Chrystal Co., Inc. 53 Park PI., New York 7, N. Y. MURPHY, Harry T. (R) Climax Fire Brick Co., Climax, Pa. MURPHY, Leone P. 218 Gregory Dr., Champaign, 111. MURPHY, Remington M. (L) 7744A Wagner Way Lynnewood Gardens Elkins Park 17, Pa. (International Resistance Co.) MURPHY, William D. (L) 900 S. W. St. Clair, Apt. 107 Portland, Ore. (Tektronix, Inc.) MURRAY, Ernest L. (M) United States Ceramic Tile Co. East Sparta, Ohio MURRAY, Frank J., Jr. (M). Nichols Engineering & Research Corp. 405 Montgomery St. San Francisco 4, Calif. MURRAY, Haydn H. (B) Georgia Kaolin Co. 433 N. Broad St., Elizabeth 3, N. J. MURRAY, John F. (L) 413 Ottawa St., Forest Heights, Washington 21, D. C. (Naval Research Laboratory) MURRAY, Louis J. Vaal Potteries, Ltd., Box 49 Meyerton, Transvaal, South Africa MURRAY, Maurice A. (LI) 1411 Hudson Aurora Rd. Aurora, Ohio (Clevite Corp.) MURRAY, Maurice J. (B) Universal Oil Products Co. 30 Algonquin Rd., Des Plaines, 111. MURRAY, Robert S. (G) B. F. Drakenfeld & Co., Inc. Box 519, Washington, Pa. MURRAY, Thomas F. - Box 651, Olive Hill, Ky. MUSSELMAN, H. G. (G) 4413 Old Frederick Rd. Baltimore 29, Md. (Carr-Lowrey Glass Co.) MUSSEY, Delavan S. (X) Aluminum Co. of America 22 Pleasant St., Rm. 201 Worcester 8, Mass. MYERS, C. H. (R) Utah Fire Clay Co. Box 127, Salt Lake City, Utah MYERS, Charles V. (W) Eljer Co., Three Gateway Center Pittsburgh 22, Pa. MYERS, Robert L. (R) 702 N. Berkeley Rd., Kokomo, Ind. (Haynes Stellite Co.) MYERS, Thomas J. (G) 1229 Walton Ave., Altoona, Pa. (Sylvania Electric Products, Inc.) MYERS, Wilbur C. (L) National Cash Register Co. 1401 E. El Segundo Blvd. Hawthorne, Calif. MYERSON, Martin (W) Myerson Tooth Corp. 90 Hamilton St., Cambridge, Mass. MYERSON, Richard L. (W) Myerson Tooth Corp. 90 Hamilton St., Cambridge, Mass. MYGDAL, Rolf L. (W) 1825 St. Germain St. St. Laurent, Que., Canada (Pilkington's Tiles (Canada) Ltd.) N NADLER, Marion R. (B) 498 Quartz St., Los Alamos, N. M. (Los Alamos Scientific Lab.) NAGAN, Harold R. (WI) 1120 El Camino Real, Apt. 3 Burlingame, Calif. (Lockheed Missiles & Space Div. Lockheed Aircraft Corp.) NAGAN, Raymond M. 232 Edgerton St., Rochester, N. Y. NAIR, M. G. Perfect Pottery Co. Ltd. Jabalpur, M. P. State, India NAKAMURA, H. Henry (B) Armour Research Foundation 10 W. 35th St., Chicago 16, 111. NAKAMURA, Yoshikazu Shoko Glass Co., Ltd., 1330, Yamazaki Kamakura City Kanagawa Pref., Japan NANCE, Taylor E. (L) 4652 Walden Dr. Winston-Salem, N. C. (Western Electric Co.) NAPIER, John B. (S) 1120 Bass Rd., Macon, Ga. (Cherokee Brick & Tile Co.) NAPOLITANO, Albert (G) National Bureau of Standards Dept, of Commerce Conn. Ave. & Van Ness St. Washington 25, D. C. NASH, Harold S. (DF) University of Cincinnati Ceramics Dept., Cincinnati 21, Ohio NASH, Herbert (M) Southern California Gas Co. Box 3249, Terminal Annex Los Angeles 54, Calif. NATCO CORP. (R. A. Shipley) 327 Fifth Ave., Pittsburgh 22, Pa. NATIONAL ENGINEERING CO. SIMPSON MIX-MULLER DIV. (James Stewart) 549 W. Washington Blvd. Chicago 6, 111. NATIONAL INDUSTRIAL SAND ASSN. (V. P. Ahearn) Munsey Bldg., Washington 4, D. C. NATIONAL LEAD CO. (Roy Dahlstrom) 111 Broadway, New York 6, N. Y. NATIONAL LIME & STONE CO. (Ralph B. Vogel) Carey, Ohio 589 *i 1 .MB- ,1im..I. ...... , JX x A /TkJU X/** ' MEXICO REFRACTORIES CO. (R. A. Hitchins) 226 S. 16th St. Philadelphia 2, Pa. j/lTIONAL RESEARCH CORP. " (Philip J. Clough) 70 Memorial Dr. Cambridge 42, Mass. s/lU, Thomas P., Jr. ' S. 1419 Walnut, Spokane 43, Wash. ^UDOT, Jacques j Cerabati, 10 Rue Pasteur Pont Sainte Maxence (Oise), France ^VIAS, Louis (BFI) ' General Electric Co., Research Lab. Box 1088, Schenectady, N. Y. ^VRATIEL, Hans Rosenstrasse 9, Lauf/Pegnitz Bavaria, Germany (Sembach & Co.) VEAL, James E. (R) 164 Sandford Ave. North Plainfield, N. J. (Johns-Manville Corp.) _ jjEALON, Terence P. Edward Curran Engineering, Ltd. Cardiff, Wales jjEDREBERG, Roy E. G. (WJ) 215 Searle St., Zanesville, Ohio (Mosaic Tile Co.) jlEELY, Homer E., Jr. (G) 404 E. 11th Ave., Tarentum, Pa. (Pittsburgh Plate Glass Co.) jlEFF, Edward D. (R) Box 205, Templeton, Pa. (Harbison-Walker Refractories Co.) JlEFF, John M. (S) Armour Research Foundation 10 W. 35th St., Chicago 16, 111. NEIMAN, Robert (R) Whip-Mix Corp., Inc. 411 W. Avery Ave., Louisville 8, Ky. KELLES, Maurice (B) 915 Pawnee Rd.,'Wilmette, 111. KELLEY, John W. (G) 207 Maybelle Lane, Nashville, Tenn. (Ford Motor Co.) vELSON, Christian E. (L) '(National Beryllia Corp. '4501 Dell Ave., North Bergen, N. J. NELSON, Forrest W. (EFI) A. O. Smith Corp., 3533 N. 27th St. Milwaukee 1, Wise. NELSON, James A. (S) University of Illinois 204 Ceramics Bldg., Urbana, 111. NELSON, Karl E. (L) 4809 Stag Rd., Chattanooga 5, Tenn. (American Lava Corp.) NELSON, Richard P. Massachusetts Institute of Technology Dept, of Metallurgy, 4-051 Cambridge 39, Mass. NELSON, Robert E. (G) 20 Spring St., Seneca Falls, N. Y. (Sylvania Electric Products, Inc.) NELSON, Roland E. (M) Nelson Engineering Sales Co. 524 Grant Bldg., Pittsburgh 19, Pa. i NELSON, William I. (G) 118 Mary St., Binghamton, N. Y. ' (Solvay Process Div., Allied Chemical Corp.) i NERENSTONE, Marc (L) 389 Princeton Dr., Pittsburgh 35, Pa. i (Westinghouse Electric Corp.) NESTER, Henry H. Box 787, Alfred, N. Y. ! NETTER, William S. (G) Keystone Abrasive Wheel Co. Gregg & Hammond' Aves., Carnegie, Pa. NETZSCH, Erich Maschinenfabrik Gebruder Netzsch Werkstrasse 19 Selb (Sayera), Germany : US,|fm C. (G) 872 NBjrth Rd., Warren, Ohio (GenjSraH|lectric Co.) Vol. 38, nJ 10 (1959) --------*, J. \..j; National Sewer Pipe Ltd. Box 18, Oakville, Ont., Canada NEWARK, Frank F. (L) Aluminum Co. of America 1450 Terminal Tower Cleveland 13, Ohio NEWARK, Martin (M) Simonds Abrasive Co. Tacony & Fraley Sts. Philadelphia 37, Pa. NEWBOLD GENERAL REFRACTORIES, LTD., Gavey St. Mayfield, N. S. W., Australia NEW CASTLE REFRACTORIES CO. (R. W. Rowland) New Castle, Pa. NEWCOMB, Rexford, Jr. (RI) 915 Dodge, Lake Geneva, Wise. (RX Chemical Co.) NEW JERSEY PORCELAIN CO. (J. M. Gilfillan) Box 908 Trenton 5, N. J. NEWKIRK, Terry F. (B) General Electric Co. Power Tube Dept. Schenectady, N. Y. NEWSOME, James W. (L) Aluminum Co. of America Alcoa Research Labs., Box 497 East St. Louis, 111. NEWTON, Avery C. (R) The Refractories Institute First National Bank Bldg. Pittsburgh 22, Pa. NEW YORK UNIVERSITY COLLEGE OF ENGINEERING (Kurt L. Komarek) University Heights New York 53, N. Y. NICHOLS ENGINEERING & RESEARCH CORP. (H. Bach Nielsen) 70 Pine St. New York 5, N. Y. NTCHOLSON. Albert H. (D) Federal Glass Co. 515 Innis Ave., Columbus 7, Ohio NICHOLSON, Kenneth C. (R) 2440 Niagara Ave. Niagara Falls, N. Y. (Carborundum Co.) NICOLAS, Charles E. (R) Libbey-Owens-Ford Glass Co. Box 1091, Shreveport, La. NIELSEN, H. Bach (M) Nichols Engineering & Research Corp. 70 Pine St., New York 5, N. Y. NIELSEN, Thomas H. 406 W. Oregon, Urbana, 111. NTEMAN, A. H. (G) Ohio Lime Co., Woodville, Ohio NIES, Nelson P. (E) United States Borax Research Corp. 412 Crescent Way, Anaheim, Calif. NIKI, Eiji Aeronautical Research Institute University of Tokyo Komaba-cho, Meguro-ku, Tokyo, Japan NTKLEWSKI, K. Main Enamel Mfg. Co., Ltd. Gothic Works. Angel Rd. Edmonton, London. N. 18, England NILES FIRE BRICK DIV. MEXICO REFRACTORIES CO. , (Carey E. Lindsay) 165 E. Park Ave., Niles, Ohio NIPPON TOKI KAISHA, LTD. (Jun Isagawa) #1, Noritakeshinmachi, Nishiku, Nagoya, Japan NISULA, Chester A. (R) 716 Main St., Riverton, N. J. (Simonds Abrasive Co.) NIYOGI, D. P. 49/D Middle Rd., Entally Calcutta 14, West Bengal, India ( Sur Enamel & Stamping Works Pvt. Ltd.) NOBES, Frederick L. Carborundum Co., Ltd., Trafford Park Manchester 17, England 3714 Torrington Ave. Cleveland 34, Ohio (Ferro Corp.) NOBLES, Melvin A. (R) Louisiana Polytechnic Institute Dept. Petroleum Engr., Ruston, La. NOCK, Charles J. (R) Nock & Son Co., 916 Engineers Bldg. Cleveland 14, Ohio NODA, Tokiti Dept, of Applied Chemistry Faculty of Engineering Nagoya University Chikusa-ku, Nagoya, Japan NOE, James T. (S) Windy Knoll, Box 463, Brookville, Pa. (Hanley Co.) NOHLE, Richard C. (SI) Claycraft Co. Box 866, Columbus 16, Ohio NOLAN, William F. 9 Somerset Lane, Holden, Mass. NORANTE, Nicholas J. (L) Box 30, Star Route, Latrobe, Pa. (Carborundum Co.) NORDBERG, Martin E. (GF) 134 E. Fourth St., Coming, N. Y. (Corning Glass Works) NORDGREN, Harry Aktiebolaget Gustavsbergs Fabriker Gustavsberg, Sweden NORDMEYER, Rudy L. (S) Valley Brick & Tile Co., Box 353 Mission, Texas NORDQUIST, Clarence E. (LJI) 212 Victor Ave., Apt. 22 Dayton 5, Ohio (U. S. Air Force) NORDQUIST, Lawrence E. (L) Comell-Dubilier Electric Corp. 1605 Rodney French Blvd. New Bedford, Mass. NORDYKE, J. S. (MF) 440 Sulgrave Rd., Pittsburgh 11, Pa. (Hammond Lead Products, Inc.) NORMANDEAU, Pierre (D) 3759 St. Hubert St. Montreal 24. Que., Canada NORRIS, Alan W. 167 Station Rd., Wylde Green Sutton Coldfield, Warwickshire, England (Doulton Research Ltd.) NORRIS-THERMADOR CORP. (Edgar H. Freeman) 20118 E. Valley Walnut. Calif. NORSWORTHY, Richard G. (EJ) A. O. Smith Corp. R. R. 49, Kankakee, 111. NORTH AMERICAN REFRACTORIES CO. (Robert A. Moffett) 1012 National City E. Sixth Bldg. Cleveland 14, Ohio NORTHWESTERN GLASS CO. (Edward S. Campbell) 5801 E. Marginal Way, Seattle 4, Wash. NORTON, Charles L., Jr. (RF) Babcock & Wilcox Co., 161 E. 42nd St. New York 17, N. Y. NORTON CO. (O. J. Whittemore, Jr.) One New Bond St., Worcester 6, Mass. NORTON, Frederick H. (RFI) Dept, of Metallurgy Div. of Ceramics Mass. Institute of Technology Cambridge 39, Mass. NORTON, George R. (El) Pfaudler-Permutit, Inc. Research Lab. 1000 West Ave, Rochester 3, N. Y. NORWOOD, J. Nelson (Life, X) Alfred University, Alfred, N. Y. NOSCHESE, Pedro S, A. Comercio e Industrias Souza Noschese Rua Julio Ribeiro 243 Sao Paulo, Brazil 59.1 .i ,0VAK, John P. (E) ' 1 1342 Willow Rd., Homewood, 111. (Inland Steel Co.) ^ .qVY, Anton R. (B) = 1 Great Lakes Carbon Corp. 8210 Austin Ave., Morton Grove, 111. nVY, Otto R. (W) ; ` 609 S. Na-Wa-Ta , 'fount Prospect, 111. ; Ihicago Potterv Co.) |,,,.AK, John M. (BI) i Bell Aircraft Corp., Wheatfield F-ll Box 1, Buffalo 5, N. Y. ; ;()WELL, Dorroh L., Jr. (S) , 202 Broad St., Augusta, Ga. (Merry Bros. Brick & Tile Co.) .. fi'SSBAUM, Theodore (L) 170 Ellis Ave., Irvington, N. J. (Kearfott Co.) (VEIN, Kyaw _ Union of Burma Applied Research Institute Kanbe, Rangoon, Burma i (VQUIST, Roy A. (G) 36S0 Beechway Blvd., Toledo 14, Ohio (Libbey-Owens-Ford Glass Co.) o )AKEY, Paul D,, Jr. 218 S. 168th St,, Seattle 88, Wash. AKLEY, Harry D. (RJ) Williams & Moore Sts. Apt. G, Carolvn Apt., Valdosta, Ga. (USAF) &AKLEY, Walter W. (GF) Box 156, Big Flats, N. Y. (Corning Glass Works) ; )ARE, Henry A. (W) 2655 Sharondale Dr., N. E. Atlanta, Ga. (Georgia Sanitarv Pottery, Inc.) D'BANNON, Loran S. (EF) 1568 Trentwood Rd., Columbus 21, Ohio (Battelle Memorial Institute) ;0F' fCHMIDT, Leo E. (RI) /rbison-Walker Refractories Co. Garber Research Center Box 98037, Pittsburgh 27, Pa. ) OBERST, Clair R. (MF) Industrial Ceramic Products, Inc. 965 W. Fifth Ave.. Columbus 8, Ohio OBERST, Robert B. (WI) 323 Weymouth Lane Columbus 4, Ohio (Industrial Ceramic Products, Inc.) i O'BRIEN, Neil H. (W) j R. T. Vanderbilt Co., Inc. 33 Winfield St., East Norwalk, Conn. ' O'BRIEN, William F. (E) 22 Hope Rd., Eatontown, N. J. (American Potash & Chemical Corp.) O'CONNELL, Thomas B. (G) Libbey-Owens-Ford Glass Co. 1701 E. Broadwav. Toledo 5, Onio O'CONNOR, Frank (W) Du-Co Ceramics Saxonburg, Pa. O'CONNOR, Jerry B. (M) 1 1205 Edgewood Ave., Apt. B-3 Trenton 8, N. J. (O. Hommel Co.) O'CONNOR. Thomas B. (M) Swindell-Dressler Corp. Box 1888, Pittsburgh 30, Pa. O'DELL, Harold L. (L) Box 1184, Gananoque, Ont., Canada (Titania Electric Corp. of Canada Ltd.) ODINK, Harry J. (W) Atlantic Tile Mfg. Co. 75 Atlantic Ave., Matawan, N. J. ODOM, Paul R. (M) 2419 Kingsley Dr., Macon, Ga. t. Hjffier Corp.) 0ES , Rofisrt B. (S) 202 Bak$N{t. . Box 84<J, Henderson, Texas (Henderson $lay Products) Vol. 38, No. 10 (1959) OESTERLE, Robert A. (E) 11 Glen Grove, Belleville, 111. (Roesch Enamel & Mfg. Co.) OGDEN, Ellsworth P. (RF) Box 348, Granby, Colo. OGDEN, William D. (RI) 110 W. Maxwell St. Mount Union, Pa. (North American Refractories Co.) OH, Sae Choong 120 Insadong, Chongno, Seoul, Korea OHIO BRASS CO. (J. J. Taylor) Barberton, Ohio OHIO CLAY CO. (Norman E. Denison) Box 1776, Cleveland 5, Ohio OHIO LIME CO. (A. H-. Nieman) Woodville, Ohio OHLBERG, Stanley M. (B) Pittsburgh Plate Glass Co. Glass Research Center Box 11472, Pittsburgh 38, Pa. OHLIGER, Lewis P. (G) 209 Ridgeview Dr. East Rochester, N. Y. (Bausch & Lomb Optical Co.) OHNYSTY, Basil (LI) 1812 Shirley, N. E. Albuquerque, N. M. (Sandia Corp.) OLCOTT, Eugene L. (R) Atlantic Research Corp. Alexandria, Va. OLCOTT, Joseph S. (B) Corning Glass Works, Corning, N. Y. OLD, A. Floyd (S) Southern Lightweight Aggregate Corp. Box 9138, Richmond 27, Va. OLD HICKORY CLAY CO. (Lee F. Powell) Box 271, Paducah, Ky. OLDS. Leonard E. (B) Strategic Udy Processes, Inc. Box 845, Falls Station Niagara Falls, N. Y. O'LEARY, Francis R. (G) Emhart Manufacturing Co. 333 Homestead Ave., Hartford 1, Conn. O'LEARY, W. J. (B) 24 Seminole Ave., Claymont, Del. (Allis-Chalmers Mfg. Co.) OLENCHUK, Daniel L. (R) 1300 Laird Ave., Aliquippa, Pa. (Jones & Laughlin Steel Corp.) OLIVER, D. A. B. S. A. Group Research Centre Mackadown Lane, Kitts Green Birmingham 33, England OLIVER, Evan M. (E) General Electric Co. Appliance Park, Louisville, Ky. OLIVER, John C. (E) Porcelain Enamel Institute 1145 19th St., "N. W. Washington 6, D. C. OLIVER, John H. (L) 4925 W. 119th St., Hawthorne, Calif. (Hughes Aircraft Co.) OLIVERIO, William (G) Rolland Glass Co., Box 232 Clarksburg, W. Va. OLSEN, D. Theodore (WJ) 146 Paseo de la Concha, Apt. F Redondo Beach, Calif. (American-Standard) OLSEN, Eric (D) R. R. 63, Dundee, III. (Haeger Potteries, Inc.) OLSEN, Rangwald S. (El) 1137 Grant St., Evanston, 111. (Armour Research Foundation) OLSON,.George E. (S) Dow Chemical Co., Midland, Mich. OLSON, Hjalmar Aktiebolaget Gttstavsbergs Fabriker Gustavsberg, Sweden OLSON, Ole A. (R) 5 Wrenwood Ct. Webster Groves 19, Mo. (Laclede-Christy Works, Refr. Div. H. K. Porter Co., Inc.) OLSON, Paul S. (RJ) General Electric Co., ANP Dept. Evendale, Ohio OMLEY, Herbert A. (L) R. R. 1, Canaan, N. Y. (Ceramaseal, Inc.) O'NEILL, John H. (L) 476 74th St., Brooklyn 9, N. Y. . (Sperry Gyroscope Co.) ONONDAGA POTTERY CO. (R. H. Pass) 1858 W. Fayette St., Syracuse 1, N. Y. ORAVEC, Joseph A. (S) 3731 N. Newland Ave., Chicago 34, 111. ORBAN, Edward (L) Monsanto Chemical Co. Development Dept., Res. & Engr. Div. 800 N. Lindbergh Blvd. St. Louis 66, Mo. ORDEN, David B. (M) Apartado 2245, Mexico D. F., Mexico (Metal & Thermit Corp.) ORDWAY, Fred (B) Portland Cement Association Fellowship National Bureau of Standards Washington 25, D. C. OREFRACTION MINERALS, INC. (Albert L. Kreuer) Box 247, Andrews, S. C. ORMSBY, W. Clayton (W) National Bureau of Standards Washington 25, D. C. ORR, David B. (RJ) 454)4 Florida Ave., Chester, W. Va. (H. K. Porter Co., Inc.) ORTEPIO, Salvatore (L) General Ceramics Corp., Crows Mill Rd. Keasbey, N. J. ORTH. Howard S. (W) Industrial Ceramic Products, Inc. 965 W. Fifth Ave., Columbus 8, Ohio ORTH, Howard S., Jr. (W) 236 Fairway Dr., Columbus, Ohio (Industrial Ceramic Products, Inc.1 ORTMAN, Curtis D. (W) 3056 Morrish Rd., Swartz Creek, Mich. (A C Spark Plug Div., General Motors Corp.) ORTMAN, Fred B. (BFI) 1560 Stone Canyon Rd. Los Angeles 24, Calif. (Stanford Research Institute) ORTON, EDWARD, JR., CERAMIC FOUNDATION (J. L. Carruthers) 1445 Summit St. Box 8446, Sta. A, Columbus 1, Ohio ORTON, Mrs. Edward. Jr. 39 W. Torrence Rd. Columbus 14, Ohio ORTON, Harold S. (G) West Penn Power Co. Cabin Hill, Greensburg, Pa. ORZANO, Michael J. (SI) Claycraft Co. Box 866, Columbus 16, Ohio OSBORN, Elburt F. (BF) College of Mineral Industries Pennsylvania State University University Park, Pa. OSBORNE, David G. Osram Glassworks East Lane Wembley, Middlesex, England OSTRANDER, Eugene C. (G) Kopp Glass, Inc. Box 8255, Swissvale, Pittsburgh 18, Pa. OSTRANDER, Van R. (L) Endevco Corp. 27 E. California St., Pasadena, Calif. OTRHALEK, Joseph V. (B) Wyandotte Chemicals Corp. R. & E. Div., Wyandotte, Mich. 593 uu. J(George A. Thornton) Box 437 T Ottawa, 111. I(0, George H. (S) . 53 W. Jackson Blvd., Chicago 4, III. (Consultant) ! [0, Milton C. , )05 E. Armory, Champaign, 111. 5 [0, William H. (G) : ' 'S-Corning Fiberglas Corp. : (rk, Ohio l [OjON, Axel (GI) 'i 4300 Highland Ave., Shadyside, Ohio -i (Imperial Glass Corp.) i N, Frederick E. (R) Electrical Refractories Co. ' East Palestine, Ohio , N, J. D. 3 R. Fowler, Ltd., Fitzroy St. Jlarrickville, Sydney, N.S.W., Australia ; gNS-CORNING FIBERGLAS CORP. : (A. C. Siefert) Newark, Ohio NS-ILLINOIS (W. D. Miller) I Box 1019, Oakland 4, Calif. ' ens-illinois ; (Oscar G. Burch) Box 1035, Toledo 1, Ohio IeNS, James S. (W) : Champion Spark Plug Co., Ceramic Div. 8525 Butler Ave., Detroit 11, Mich. i JiL, Margaret (D) University of North Dakota (Ceramics Dept., Grand Forks, N. D. jBFIC CLAY PRODUCTS ~j(John D. Fredericks) (Box 2178, Terminal Annex ;Los Angeles 54, Calif. ; XMAN, W. D. (WI) : R. R. 1, Bell School Rd. East Liverpool, Ohio ` (Crucible Steel Co. of America) fDEN, Thomas R. (B) ' Bettis Atomic Power Labs. Bo" * *68, Pittsburgh 30, Pa. i )F D, Ralph C. (R) : 29s. Avon Rd., Bethlehem, Pa. (Bethlehem Steel Co.) ! rF, John A. (G) Willson Products Div., Ray-O-Vac Co. 201 Washington St., Reading, Pa. ! TORD, Ray W. (SFI) R. R. 1, Weatherford, Texas i -ADINO, Albert E,, Jr. (B) Massachusetts Institute of Technology Dept, of Metallurgy, Ceramic Div. Room 4-051, Cambridge 39, Mass. ? MER, Delos M. (G) 4401 Jackman Rd., Toledo 12, Ohio , (Delos M. Palmer & Associates) ; -HER, Rufus N. (M) 476 Broadmoor Ave., Pittsburgh 34, Pa , (Consultant) : -MER, Willard E. (SI) I 768 N. Cross St. ' Newcomerstown, Ohio , (Clay City Pipe Co.) 1 -MERI, Victor R. (B) ; 7510 Park Ave., Apt. 1 ; Weehawken, N. J. ; (Aeroseal, Inc.) ' -MOUR, Hayne, III (BI) 2606 Wade Ave., Raleigh, N. C. (North Carolina State College) TZER, Clifford (W) Electrical Res. & Dev. Lab., Hubbard & Co., Box 61, Lyons, 111. 'GBORN, William L. (S) 221 W. 22nd St., Dover, Ohio (Robinson Clay Product Co.) (GELS, Alfred A. Villeroy & Boch G.m.b.H. Kera--Jsche |Werke, Steingutfabrik Me , SaSr, Germany *GE^ , Hejpfj. (W) Mosaic Til#p, Pershing Kd., Zanesville, Ohio t 38, No! 10 $959) r.-v.N A c Alichael A. (. W; Robertson Mfg. Co., Box 848 Trenton 5, N. J. PAPER MAKERS IMPORTING CO., INC. (S. Douglas Brian) 44 S. Second St., Easton, Pa. PAPIER, Harry (S) Natco Corp., Box 267, Cordova, Ala. PAPPIS, James (B) 433 Brookline Ave., Boston 15, Mass. (Raytheon Co.) PAQUIN, Pol Societe Francaise de Ceramique 44, rue Copernic Paris XVI, (Seine) France PARCEL, Martin W. (W) Robertson Mfg. Co. Box 848, Trenton 5, N. J. PARIKH, K. N. University of Illinois 204 Ceramics Bldg., Urbana, 111. PARIKH, Niranjan M. (B) Armour Research Foundation Metals Research Lab. 3350 S. Federal St., Chicago, 111. PARK, Sung Shin 111 Eighth St., Troy, N. Y. PARK, Woo Sun c/o Prof. Eung Keuk Lim Seoul National University College of Engr., Chem. Engr. Dept. Seoul, Korea PARKER, Glidden M,, Jr. (DF) Glidden Galleries, Alfred, N. Y. PARKER, Harry (BI) 308 Marvin Rd., Silver Spring, Md. (National Bureau of Standards) PARKER, Henry F. (G) Pittsburgh Plate Glass Co. Glass Research Center Box 11472, Pittsburgh 38, Pa. PARKER, James W., Jr. (S) 7217 Shakespeare Rd., Columbia, S. C. (Guignard Brick Works) PARKER, Leon (G) H. I. Thompson Fiber Glass Co. 1733 Cordova St., Los Angeles 7, Calif. PARKER, Raymond W. (S) Alliance Clay Product Co. Box 746, Alliance, Ohio PARKER, Richard G. (L) Fair-Rite Products Corp. Wallkill, N. Y. PARKHURST, Harvey M. (W) Aluminum Co. of Canada Ltd. Arvida, Que., Canada PARKINSON, Robert E. (E) United States Steel Corp. Applied Research Lab. Monroeville, Pa. PARMER, Jess H., Jr. (G) Owens-Illinois, Technical Center 1700 N. Westwood Ave. Toledo 7, Ohio PARNHAM, H. > General Refractories Ltd. Genefax House, Sheffield 10, England PARRY, William D. (D) Philadelphia Museum College of Art Broad & Pine Sts., Philadelphia 2, Pa. PARSON, James A. (LI) 1203 Maple Ave., Ridgway, Pa. (Vitroseal Corp.) PARSONS, Douglas E. (S) 4821 DeRussey Pkwy. Washington 15, D. C. (National Bureau of Standards) PARSONS, J. R. (R) Chicago Fire Brick Co. 7531 S. Ashland Av4., Chicago 20, 111. PASCHAL, Forrest A. (S) Box 289, Siler City, N. C. (Manufacturers' Agent) PASK, Joseph A. (XFI) Department of Mineral Technology University of California Berkeley 4, Calif. raan, Niamey r. 836 Forest Ave., Zanesville, Ohio PASS, J. S. (W) Pass & Seymour, Inc., Solvay Sta. 50 Boyd Ave., Syracuse 9, N. Y. PASS, R. H. (W) Onondaga Pottery Co. 1858 W. Fayette St., Syracuse 1, N. Y. PASS & SEYMOUR, INC. (J. S. Pass) Solvay Station, 50 Boyd Ave. Syracuse 9, N. Y. PASTERNAK, Donald S. 750 E. Front St., Apt. A-3 Plainfield, N. J. PATEK, Sherwood E. (S) Midland Brick & Tile Co. Chillicothe, Mo. PATERSON, G. W. (R) Refractories Engineering & Supplies Ltd., 8291 Royden Rd. Montreal 9, Que., Canada PATRICK, Robert F. (El) Pemco Corp. 5601 Eastern Ave., Baltimore 24, Md. PATTIE, Frank A. (G) Wedron Silica Co. 135 S. LaSalle St., Chicago 3, 111. PAULUS, Gerald M. 552 Burbank Circle, Smyrna, Ga. PAVLICA, Stanley R. R. R. 2, Box A-2187 Yorktown Heights, N. Y. PAVLISH, Arnold E. (GF) 2904 Clarkson Rd. Cleveland Heights 18, Ohio (Cleveland Supply Co.) PAWLOWSKI, Edward J. (L) 11 Morris St., Amsterdam, N. Y. (Mica Insulator Div., Minnesota Mining & Mfg. Co.) PEACOCK, Robert E. (S) Holloway Concrete Products, Inc. Drawer 1347, Winter Park, Fla. PEARCE, Charles S. (F) American Ceramic Society 4055 N. High St., Columbus 14, Ohio PEARCH, Howard C. (WI) 627 Elson St., East Liverpool, Ohio (Louthan Manufacturing Co.) PEARCH, William M. (WI) Akron Porcelain Co. 2792 Cory Ave., Akron 14, Ohio PEARL, Harry A. (L) 4 Knoll Dr., Mtd. Route 10 North Tonawanda, N. Y. (Bell Aircraft Corp.) PEARSON, A. David (L) Bell Telephone Labs., Inc. Murray Hill, N. J. PEARSON, Edward P. (X) Basic Incorporated 845 Hanna Bldg., Cleveland 15, Ohio PEARSON, E. J. & J., LTD. (Ralph Heeley) Firebrick Works Stourbridge, Worcs, England . PEASE, Philip J. (G) 1405 Washington Ave. Parkersburg, W. Va. (Demuth Glass Works, Inc.) PECHMAN, Alexander (WI) 1157 E. Pasadena, Pomona, Calif. (Pomona Tile Mfg. Co.) PECK, J. Clair (SI) 2433 Brookside Ln., York, Pa. (Glen-Gery Shale Brick Corp.) PECKHAM, George W. (G) Chattanooga Glass Co. Corsicana, Texas PEDERSEN, John R. (G) 1409 Bradshaw Ct., Maumee, Ohio (Owens-Illinois) PEDU, Richard K. (RI) ~ Basic Incorporated 845 Hanna Bldg., Cleveland 15, Ohio PEEL, G. N. Associated Lead Manufacturers Ltd. Crescent House Newcastle-on-Tyne 1, England 595 ' Canadian Pittsburgh Industries Cta. 300 Ste. Croix Blvd. St. Laurent, Que., Canada -jrlLER, Karl E. (GF) ' Box 228, Mystic, Conn. (Emhart Mfg. Co.) ..gLL, Robert E. (RJ) 1 920 Kelly Ave., Joliet, 111. (Illinois Clay Products Co.) jLLEGRINI, Edmund T. (G) I Kopp Glass, Inc., Palmer St. Swissvale, Pittsburgh 18, Pa. I pgLZ, Robert W. (WI) 3971 Humphrey Rd. West Richfield, Ohio (Ferro Corp.) pgMCO CORP. (Richard H. Turk) 5001 Eastern Ave., Baltimore 24, Md. jigNBERTHY, Larry (G) Penberthy Electromelt Co. _ 2317 47th S. W.. Seattle 16, Wash. pEXCE, Henry E. (M) St. Joseph Lead Co. Box 97, Monaca, Pa. PENNSYLVANIA PULVERIZING CO. (James B. Frysinger) Two Gateway Center Pittsburgh 22, Pa. PENTECOST, Joseph L. (LI) 506 Woodland Dr., Fairfax, Va. (Melpar, Inc.) pERENY, Andrew (MF) Pereny Equipment Co. 893 Chambers Rd. Box 8153, Station A, Columbus, Ohio PERKINS, Harrell L. (M) Central of Georgia Railway Co. 1212 Rhodes-Haverty Bldg. Atlanta 3, Ga. PERKINS, Walter W. (WI) 871 Jacoby Rd., Copley 21, Ohio (United States Stoneware Co.) pERROTTA, Anthony 2917 Court Ave., Erie, Pa. PERRY, Commodore A. (S) 130 Wells Ave., Greenwood, S. C. (Southern Brick Co.) 'RRY, Paul E. (B) /Allegheny Ludlum Steel Corp. Brackenridge, Pa. Ji PERRY, Robert F. (WI) Box 283, Victor, N. Y. (Victor Insulators Div., I-T-E Circuit Breaker Co.) PERRY, Robert W. (GJ) 41 Coming Blvd., Coming, N. Y. (Coming Glass Works) PERRY, T. Ray (LI) 1502 Westwood Dr., Irving, Texas (Texas Instruments, Inc.) PERTUCH, Walter A. R. (D) Franklin Institute Library 20th & Parkway, Philadelphia 3, Pa. PESKIN, William L. (R) Carborundum Co.. Perth Amboy, N. J. PETERS, Forrest I. (R) 113 Hendy Ave., Elmira, N. Y. (Coming Glass Works) PETERSEN, Fred A. (EFI) Thomas Associates, Inc. 2130 Keith Bldg., Cleveland 15, Ohio PETERSON, Albert F. Rutgers, The State University School of Ceramics New Brunswick, N. J. PETERSON, Donald H. (R) 3029 Oakcrest Ave., Baltimore 14, Md. (Martin Co.) PETERSON, Jack D. (G) 3029 123rd St., Toledo 11, Ohio ( Owens-Illinois) PETERSON, Jack L. (RI) 820 Milan Ave. South Pasadena, Calif. (Mfgr&Equipment) RS, John A., Jr. (W) MetajSff Thermit Corp. One^Jnion St., Carteret, N. J. iVol. 3 n| 10 (1959) i-itftium Corp. oi America Hanna Bldg., Cleveland, Ohio PETERSON, W. H., Jr. (R) Valentine Fire Brick Co. Div. A. P. Green Fire Brick Co. Woodbridge, N. J. PETKUS, John J. (R) 1614 119th St., Whiting, Ind. (Standard Oil Co. (Indiana)) PETRIE, Lloyd R. (W) 305 Western, Abingdon, 111. (Abingdon Potteries, Inc.) PETT, Tyler G. (G) Kopp Glass, Inc. Swissvale, Pittsburgh 18, Pa. PETTICREW, Richard W. R. R. 1, Alfred Station, N. Y. PETTY, Frank (W) 25633 Brookdale Lane Euclid 17, Ohio `(Cleveland Ceramic Corp.) PETTY, Howard E. (S) 3131 Ryons, Lincoln 2, Nebr. (Yankee Hill Brick Xlfg. Co.) PETTYJOHN, Robert R. (B) 4252 Mt. Herbert Ave. San Diego 17, Calif. (Convair Astronautics) PFAUDLER-PERMUTIT, INC. (Sidney W. McCann) 1000 West Ave., Rochester 3, N. Y. PFEIFF, C. H. (R) Curran-Pfeiff Corp. Box 527, Metuchen, N. J. PFEIFFENBERGER, Lucas E. (SI) Box 94, Alpena, Mich. (Expanded Clay & Shale Assn.) PFEIFFER, Wilbur H. (EFI) Frigidaire Div., General Motors Corp. Engineering Lab., Plant 2 Dayton 1, Ohio PFINGSTEN, H. W. (S) 1435 Viola Pkwy., N. W. Canton 8, Ohio (Metropolitan Brick, Inc.) PFINGSTEN, William J. (S) R. R. 1, Negley, Ohio (Metropolitan Brick, Inc.) PFLEGER, George E. (M) Harshaw Chemical Co. 3237 S. Garfield, Los Angeles 22, Calif. PHELPS DODGE CORP. (James E. Foard), Morenci, Ariz. PHELPS, Edwin H. (R) American Cast Iron Pipe Co. Box 2603, Birmingham 2, Ala. PHELPS, Girard W. (M) 101 Shelley Lane, Morrisville, Pa. (United Clay Mines Corp.) PHELPS, Stuart M. (RF) Mellon Institute 4400 Fifth Ave., Pittsburgh 13, Pa. PHILIPS ELECTRONICS, INC. INSTRUMENTS DIV. (C. J. Woods) 750 S. Fultpn Ave. Mount Vernon, N. Y. PHILLIPS, Adrian W., Jr. (R) 6548 W. Orange Dr., Glendale, Ariz. (Beadle of Arizona) PHILLIPS, Charles J. (GI) Rutgers, The State University School of Ceramics New Brunswick, N. J. PHILLIPS, Donald G. (B) Precision Grinding Wheel Co., Inc. 8301 Torresdale Ave. Philadelphia 36, Pa. PHILLIPS, Edwin L. (MI) Carolina Pyrophyllite Co. Box 2414, Greensboro, N. C. PHILLIPS, Gordon D. (W) Olean Tile Co. 103 S. Clark St., Olean, N. Y. PHILLIPS, J. Gordon (RFI) 359 Cooper St., Ottawa, Ont., Canada (Dept, of Mines & Technical Surveys) (Sprague Electric Co.) PHILLIPS, W. Eric (G) Duplate Canada Ltd. Box 367, Terminal A Toronto, Ont., Canada PHIPPS, Oren P. 19519 Preston, Cleveland, Ohio PHOENIX, Richard C. (WI) R. R. 1, Wynnewood Bound Brook, N. J. (Southern Clays, Inc.) PICKARD, M. H. (M) United States Borax & Chemical Corp. Pacific Coast Borax Co. Div. 50 Rockefeller Plaza New York 20, N. Y. PIEPER, Arthur O. (M) 105 Trevor Court Rd. Rochester 10, N. Y. (Heany Industrial Ceramic Corp.) PIERCE GLASS CO. (J. G. Bozzo) Railroad Ave.. Port Allegany, Pa. PIERCE, J. Allen (R) 850 Bower Hill Rd., Pittsburgh 16, Pa. (Harbison-Walker Refractories Co.) PIERSON, James F. (MI) Pemco Corp., Sales Dept. 5601 Eastern Ave., Baltimore 24, Md. PIETRAS, Raymond M. 658 Pennsylvania Ave. Trenton 8, N. J. PIGOTT, Phillip G. (R) Box 345, Norris, Tenn. (United States Bureau of Mines) PILKINGTON, Lawrence H. A. Messrs. Pilkington Bros., Ltd. St. Helens, Lancs, England PINCUS, Alexis G. (L) General Electric Co., Res. Lab. Box 1088, Schenectady, N. Y. PINKHAM, Robert M. (L) Western Electric Co. Dept. 212, Lexington Rd. Plant Winston-Salem, N. C. PINNEY, J. M. (W) Harker Pottery Co., Box 749 East Liverpool, Ohio PINNOW, Harley R. (W) 6730 W. 36th PI., Wheat Ridge, Colo. (Coors Porcelain Co.) PINOTTI, Fred D. (G) Kimble Glass Co. 1700 N. Westwood Ave., Toledo 7, Ohio PIRIGYI, Francis E. 109 Bernard St., Carteret, N. J. PIROOZ, Perry P. (G) Owens-Illinois 1700 N. Westwood Ave., Toledo 7, Ohio PISULA, J. Donald (R) Coming Glass Works 718 Fifth Ave., New York 19, N. Y. PITHA, John J. (B) Schermerhorn Park, Lenox, Mass. (General Electric Co.) PITHER, Leslie F. (G) Owens-Illinois Technical Center 1700 N. Westwood Ave. Toledo 7, Ohio PITTENGER, John T. (W) Box 207, Newell, W. Va. (Homer Laughlin China Co.) PITTMAN, Jack (G) Owens-Illinois, Technical Center 1700 N. Westwood Ave. Toledo 7, Ohio PITTMAN, William C. (R) 410 Whitthorne Dr., Wyoming, Cincinnati 15, Ohio (Chas. Taylor Sons Co.) PITTS, Joseph W. (E) 5714 Beech Ave., Bethesda 14, Md. (National Bureau of Standards) PITTSBURGH CORNING CORP. (Walter D. Ford) Research & Development Div. Port Allegany, Pa. 597 i'' (James E. Archer) * Glass Research Center 5 Box 11472, Pittsburgh 38, Pa. 1 jjCLEY, David M. (L) j ' 7920 Cooper Ave., Cincinnati 42, Ohio (Fusite Corp.) : .(JCLEY, Francis V. (M) < * Hudson Vally Trailer Park, MD 25 Newburgh, N. Y. < ielm Research & Development) ; d,.-E, Tom M. (LI) I- * Helipot Div. Beckman Instruments, Inc. 2500 Fullerton Rd., Fullerton, Calif. ) piACE, Thomas M., Jr. (B) : 1 485 Walnut PI., Costa Mesa, Calif. (Helipot Div. j Beckman Instruments, Inc.) .J.AGGE, Vernon L. (G) Westinghouse Electric Corp. Bloomfield, N. J. ; fhANJE, Christian W. (RFI) Gladding, McBean & Co. 2901 Los Feliz Blvd. Los Angeles 39, Calif. : fbANJE, Theodore J. M. (BI) 4 Summit Ave., Rolia, Mo. (Missouri School of Mines) ' pLANKENHORN, William J. (EFI) Chicago Vitreous Corp. 1427 S. 55th Ct. Cicero 50, 111. pLASTICRETE CORP. (Arnold P. Caputo) 1883 Dixwell Ave., Hamden 14, Conn. PLATT, Allan S. (S) Structural Clay Products Institute 1947 Grand Central Terminal Bldg. New York 17, N. Y. S pLATT, James (S) Structural Clay Products Institute 2556 Clearview Ave., N. W. Canton, Ohio PLATTS, Dennis R. Box 1399, Alfred, N. Y. PLEASANTS, Luther E,, Jr. (G) Brookfield Rd., Richmond, Va. Itrogen Div., Allied Chemical Corp.) PL-t.-,SINGER, Clyde B. (S) Box 217, Lindale, Texas (Reliance Clay Products Co.) PLOETZ, Edwin C. H. (El) 8151 Hillcrest Dr. Wauwatosa 13, Wise. (A. O. Smith Corp.) PLOETZ, George L. (R) 261 Swaggertown Rd., Scotia 2. N. Y. (General Electric Co.) 5 PLUM, Russell V. (R) j HICA, Inc., Box 6065 Shreveport, La. : PLUMBO, Victor A. (G) i General Glass International, Inc. 5 S. Virginia Ave. 1 Atlantic City, N. J. j PLUMMER, Harry C. (SF) 1 Structural Clay Products Institute j 1520 18th St., N. W. j Washington 6, D. C. PLUMMER, Norman (S) i State Geological Survey of Kansas Lawrence, Kans. PLUMMER, William A. (G) ; Coming Glass Works, Corning, N. Y. j PLUNKETT, Jerry D. (I) 1816 Brett St., Apt. 13 Pittsburgh 5, Pa. PLUSCH, John A. (W) 63 Spruce St., Westfield, Mass. (Cortland Grinding Wheels Corp.) POFFENBERG, Scott (M) 3629 State St., San Diego 1, Calif. (Aluminum Silicates Co.) POT E, Jojbhim H. P. (RJ) harSptefractories Co., Inc. y*0 Commonwealth Bldg. Louist^ite^Z Ky. Vol. 38,|NoJ.O (1959) Faiencerie de Badonviller Badonviller, Meurthe et Moselle, France POLAND, Milton E. (WI) 203 W. LaSalle, Royal Oak, Mich. (Champion Spark Plug Co. Ceramic Div.) POLAR, Alfredo (WI) National Tile & Mfg. Co. Box 940, Anderson, Ind. POLE, Gordon R. (BFI) 2592 S. Shore Blvd. White Bear Lake 10, Minn. (Minnesota Mining & Mfg. Co.) POLES, Alfred P. (W) 85 W. Afton Ave., Yardley, Pa. (Clifton Ceramic Mfg. Co.) POLHEMUS, D. W. (R) Carborundum Co. Perth Amboy, N. J. POLSON, John B. (R) 212 S. Second St., Clearfield, Pa. (North American Refractories Co.) POMPEI, Luigi Via Assarotti 17, Genova, Italy (Consultant) POOLE, David C. 107 Mohawk Dr., Greenville, S. C. POOLE, James P. (G) Brockway Glass Co., Inc., Plant 2 Brockway, Pa. PORST, Edward G. (El) 1418 Stonewood Rd., Baltimore 12, Md. (Pemco Corp.) PORTER, Bernard (R) U. S. Bureau of Mines 1605 Evans Ave., Reno, Nev. PORTER, Frank R. (EF) 395 Ellendale Pkwy., Crown Point, Ind. PORTER, J. L. (B) Kaiser Aluminum & Chemical Corp. 1924 Broadway, Oakland 12, Calif. PORTER, John N. (M) B. F. Drakenfeld & Co. Inc. Box 519, Washington, Pa. PORTER, Wallace S. (W) Universal-Rundle Corp., Box 188 Hondo, Texas PORTS, David W. (R) 3647 W. 68th St., Chicago 29, 111. (General Refractories Co.) POSEY IRON WORKS, INC. (James K. Martin) Brick Machinery & Mixer Div. Lancaster, Pa. POSLUSZNY, Raymond F. (R) . 242 E. Meehan Ave. Philadelphia 19, Pa. (Refractory Specialties Co.) POSNICK, Adolph Ferro Enamel do Brasil Caixa Postal 2948, Sao Pauio, Brazil POST, Benjamin F. (MI) Golding-Keene Co. 1401 New York Ave., Trenton 8, N. J. POST, Glenn I. Box 1133, Alfred, N. Y. POST, Zarr A. (LI) 5020 Elm St., Bethesda, Md. (Melpar, Inc.) POSTE, Emerson P. (EFI) Box 4051, Chattanooga 5, Tenn. (Consultant) POSTLEWAITE, Donald E. (WI) Universal-Rundle Corp., Box 300 Redlands, Calif. POTTER, Alan (EJ) National Bureau of Standards Enameled Metals Section Washington 25, D. C. POTTER, Charles (G) Amersil Quartz Div. Engelhard Industries, Inc. 685 Ramsey Ave., Hillside, N. J. POTTER, John F. (L) Bell Telephone Lab. Murray Hill, N. J. (William w. irwin; 11 Washington St. East Liverpool, Ohio POTTIER, Henri Cie. Generate d'Electro-Ceramique 12 Rue de la Baume, Paris 8*. France POTTS, Amos P. (SF) 359 E. Main St., Logan, Ohio (Logan Clay Products Co.) POULOS, Nick E. (R) Georgia Institute of Technology Engineering Experiment Station Atlanta 13, Ga. POULTON, Robert F. (W) 2763 N. Congress Rd., Camden 4, N. J. (Universal-Rundle Corp.) POWELL, H. Eugene (G) 1061 Michigan Ave., Maumee, Ohio (Kimble Glass Co.) POWELL, Joe A. (M) Old Hickory Clay Co. Box 271, Paducah, Ky. POWELL, John A. (L) 429 S. West End Ave., Lancaster, Pa. (Radio Corp. of America) POWELL, Lee F. (M) Old Hickory Clay Co. Box 271, Paducah, Ky. POWELL, O. E. (S) Indiana Drain Tile Co., Inc., Box 66 Brooklyn, Ind. POWERS, Don W. 1201 Highland Ave., Abilene, Texas POWERS, George H. (R) Norton Co., Refractories Div. Worcester 6, Mass. POYNOR, T. Wythe (S) Acme Brick Co., Box 1278 Oklahoma City, Okla. POZNIAK, Boris W. (S) Pecora, Inc., 300-400 W. Sedgley Ave. Philadelphia 40, Pa. POZZANGHERA, Sam A. (G) Bausch & Lomb Optical Co. 635 St. Paul St., Rochester 2, N. Y. PRACHANKHADEE, Manoon Dept, of Science, Ministry of Industry Bangkok, Thailand PRADO, Faustino Monte 211, Habana, Cuba - (NeoCeramica S. A.) PRALOW, Walter E. L. Schaffhauser Str. 5 (17b) Sackingen/Hochrhein, Germany (Vita-Zahnfabrik H. Rauter K. G.) PRATT, Donald S. (E) 3440 40th St., San Diego 5, Calif. (Convair) PRECISION GRINDING WHEEL CO., INC. (Donald G. Phillips) 8301 Torresdale Ave. Philadelphia 36, Pa. PRESCOTT, Frank R. (G) 1811 Kimball Ave., Arnold, Pa. (Pittsburgh Plate Glass Co.) PRESTON, Frank W. (G) Preston Labs., Inc. Box 149, Butler, Pa. PREWITT, George K. (SJ) Elgin Standard Brick Mfg. Co. Box 546, Elgin, Texas PREWITT, J. K. (S) Elgin Standard Brick Mfg. Co. Elgin, Texas PRICE, Glen M. (R) General Refractories Co., Box 1673 Baltimore 3, Md. PRICE, James E. (RI) 1441 Jericho Rd., Abington, Pa. (Simonds Abrasive Co.) PRICE, J. Russell (D) .. "Fairmeadows" Box 211, R. R. 3 Esmond 17, R. t. . (Doulton & Co., Inc.) 599 Columbia-Southern Chemical Corp. Barium Chemical Sales One Gateway Center, Pittsburgh 22, Pa. JilojESTLEY, J. Edward Huntly Brick & Fireclay Co., Ltd. Box 14,'Huntly, New Zealand : Herbert E. (R) 423'Parker Ave. San Francisco 18, Calif, t (Gladding, McBean & Co.) _ jjlNCE, Alan T. (BI) j1 Mines Branch, Ottawa, Ont., Canada ; ,jjINDLE,. William R. (G) i Continental Can Co., Inc. Hazel-Atlas Glass Div. ISth & Jacob Sts., Wheeling, W. Va. itoIOR, Gordon M. (M) | 200 W. Third St., Plainfield, N. J. 3 (Specialized Ceramics Corp.) iRlOR, Harold D. (RI) j Chas. Taylor Sons Co. j Box S8, Annex Sta. j Cincinnati 14, Ohio MOCTOR, W. J., Jr. (W) I Southern Clays, Inc., Gordon, Ga. WOKOPEC, Robert (G) .1 309 N. Tillotson Ave., Muncie, Ind. j (Ball Bros. Co., Inc.) IpROKOPOWICZ, Thomas I. (L) 3 33 Johtison St.. North Adams, Mass. j (Sprague Electric Co.) - 4pUCKETT, John P,, Jr. (G) i Leeds & Northrup Co. I Research & Development Center a North Wales, Pa. IpUERTO RICO | CLAY PRODUCTS CORP. 4 (Oscar Gonzalez Cabanillas) -J" Box ^729 4 San Juan. Puerto Rico 4PULLIAM, George R. (B) i Douglas Aircraft Co., Inc. | C-2S0 Adv. Des, Sect, t Lakewood Blvd., Long Beach 1, Calif. |pULS, George (R) | Acme Brick Co. , v Box 42S, Fort Worth, Texas jf-S, Josef ` "Austria" United Enamel Works i- Wilhelminenstr. 80 4"- - -Vienna 107, Austria Humphrey, wniiam i. Murex Welding Processes Ltd. .4 Hertford Rd. j Waltham Cross, Herts, England rsPUNTNEY, L. E. (RI) 908 E. Jackson, Mexico, Mo. .. (Mexico Refractories Co.) iPUPULIDY, Alexander (R) Armour Research Foundation 1; International Research Div. 10 W. 35th St., Chicago 16, 111. PURCELL, Patricia L. . ' 916 Queen Anne Ave., Seattle 9, Wash. PURINGTON BRICK CO. (R. L. Worcester) -- Box 110, Galesburg, 111. " PURNELL, Hugh J. (R) 825 Roslyn Ave., West Chester, Pa. ~ (Freeport & Kittanning Brick Cos.) .-i PYNER, Alfred D. (W) Southern California Minerals Co. 320 S. Mission Rd. Los Angeles 33, Calif. : PYRO REFRACTORIES CO. j (A. C. Sanger) Box 488, Oak Hill, Ohio Q a .4 QUICK, Donald A. (W) General Tile Co. 438 Sheldon St., El Segundo, Calif. OUIGLEY CO., INC. (R. J. Demaison) - 415 Madison Ave., New York 17, N. Y .iNN^fiseph J., Jr. (L) Bow#jrjr' Engineering, Inc. Noirn Branch, N. J. Vol. 38, NA. 10 (1959) General Atomic Div. General Dynamics Corp. Box 608, San Diego 12, Calif. QUIRK, Virgil P. (B) 2440 S. Cherokee Dr., Owensboro, Ky. (Westinghouse Electric Corp.) QUISTGAARD, Walter F. (L) 2031 N. Bedford Rd. Spring Lake, N. J. (Leonard Electric Products Co.) R RABAGO, Arturo (G) Apartado Postal 183 Orizaba, Ver., Mexico (Cerveceria Moctezuma S. A.) RABIN, William J. (L) 19A-1 Redfield Village Metuchen, N. J. (National Moldite Co.) RACHWAL, Chester A. (R) 10995 W. 23rd Ave., Denver 15, Colo. (Coors Porcelain Co.) RADCZEWSKI, Otto-Ernst Institut fur Gesteinshuttenkunde Mauerstrasse 5, Aachen, Germany RADIO CORP. OF AMERICA Electron Tube Div. (N. S. Freedman) 415 S. Fifth St., Harrison, N. J. RADIO MATERIALS CO. (C. M. McIntosh) 3325 N. California Ave. Chicago 18, 111. RADLER, Richard W., Jr. (BJ) 4250 Webster Ave., Cincinnati 36, Ohio (General Electric Co.) RADTKE, Schrade F. (B) American Zinc Institute 60 E. 42nd St., New York 17, N. Y. RAGAN, Randall C. (L) Microlectron, Inc. Box 24174, Los Angeles 24, Calif. RAGATZ, Eugene C. (L) Allen-Bradley Co. 136 W. Greenfield Ave. Milwaukee 4, Wise. RAGGON, Frank C. (G) Owens-Illinois Box 1019, Oakland 4, Calif. RAHE, Viliem (G) Box 86, Parker, Ind. (Ball Brothers Research Corp.) RAIBLE, A. J. (W) Briggs Manufacturing Co. 415 W. Seymour Ave. Cincinnati 16, Ohio RAINE, Frank F. (RI) 111 E. Vine St., Mexico, Mo. (Mexico Refractories Co.) RAINEAR, John F. (SI) 68 Rainbow Terr. Orchard Park, N. Y. (Buffalo Brick Corp.) RAINEY, Edwin Q. 48 Park Lane N. E., Atlanta 9, Ga. RAIT, J. R. " Briton Ferry Steel Co. Ltd. Briton Ferry, Neath, Glam, Wales RALSTON, O. C. (MF) 4333 Clagett Rd., Hyattsville, Md. (Consultant) RALSTON, Thomas E. (R) Harbison-Walker Refractories Co. 1800 Farmers Bank Bldg. Pittsburgh 22, Pa. RAMM, Eric Australian Atomic Energy Commission Research Establishment Private Mail Bag Sutherland, N. S. W., Australia RAMSDEN, C. E. C. E. Ramsden & Co. Ltd. Foley Colour & Chemical Works Fenton, Stoke-on-Trent. England RAMSEY, Thomas H., Jr. (B) 1615 Homewood PI., Dallas, Texas (Texas Instruments, Inc.) RANA, Mushtaq A. Sheffield University Dept, of Glass Technology Northumberland Rd. Sheffield 10, England RANDALL, Theodore A. (D) State University of New York College of Ceramics, Alfred, N. Y. RANDOLPH, Hal F. (R) Mexico Refractories Co. Mexico, Mo. RANDOLPH, Robert L,, Jr. (LJ) 202 Arrow Dr. Signal Mountain, Tenn. (American Lava Corp.) RANKIN, James J. (M) St. Joseph Lead Co., Box 97 Monaca, Pa. RANKINE, Adam S. (R) Martinsville, N. J. (Johns-Manville Products Corp.) RANSOM, John T. (B) E. I. du Pont de Nemours & Co., Inc. Experimental Station Wilmington, Del. RAPP, Carl H. (LI) Centralab Div., Globe-Union Inc. 900 E. Keefe Ave., Milwaukee 1, Wise. RAPP, H. W,, Jr. (W) Morton Pottery Co. 315 W. Jefferson St., Morton, 111. RASE, Daniel E. (B) State University of New York College of Ceramics, Alfred, N. Y. RASMUSSEN, R. K. (G) Mississippi Glass Co. Box 609, Fullerton, Calif. RASMUSSEN. Wayland G. (S) Mason City Brick & Tile Co. 200 Brick & Tile Bldg. Mason Citv, Iowa RASSNER, Donald D. (SI) 1014 Longbrook Dr., Jasper, Ala. (Natco Corp.) RATCLIFFE, Harry J. (M) 530 Spruce St., Trenton, N. J. (Unique Kilns of Trenton, Inc.) RATCLIFFE, Temple W. (R) 244 Buffalo St.. Beaver, Pa. (Babcock & Wilcox Co.) RATHMANN, Clyde L. (G) Coming Glass Works, Corning. N Y. RAUCH. Harry W. (GI) Taylor Rd., Lionville, Pa. (Foote Mineral Co.) RAWLES, William T. (R) 1214 E. First St., Tuscumbia, Ala. (Muscle Shoals Electrochemical Corp.) RAY. E. Harold (M) B. F. Drakenfeld & Co.. Tnc. Box 519, Washington, Pa. RAY. John G. (G) Sylvania Electric Products. Inc. 75 Sylvan St., Danvers, Mass. RAYTHEON CO. (Michael A. Walker) Gore Bldg., Waltham 54, Mass. REA, Robert F. (WI) Champion Spark Plug Co. Ceramic Div. 8525 Butler Ave., Detroit 11, Mich. READ, George W., Jr. (M) 133 Hartle Rd., Glenshaw, Pa. (Sauereisen Cements Co.) REAGAN, Cornelius J. (S) 532 Woodmont St. East McKeesport, Pa. (Van Ormer Brick Co.) REAGAN, Michael M. (E) Stamped & Enamelled Ware Ltd. Guelph Ave., Hespeler, Ont., Canada REARDON, Daniel E. (LJ) 29 N. Buffalo Ave., Ventnor City, N. J. (International Resistance Co.) RECNY, Frank G. (L) General Electric Co., Electronics Lab. Electronic Ceramics Operation 1809 LeMoyne Ave., Syracuse, N. Y. 601 ,,___ -- wt'j.j x **,c xuigrs., inc. \ Box 194, 350 W. Terra Cotta Ave. : Crystal Lake, 111. D, Carl E. (G) t 1410 E. Main St., Lancaster, Ohio (Sharp-Scburtz Co.) , D, George C., Ill (R) 54644 N. 28th St., South Bend 15, Ind. (Bendix Aviation Corp.) \ rD, Leonard (B) ] * Kaiser Aluminum & Chemical Corp. 1600 S. Main St., Milpitas, Calif. : ;D, Madison W., Jr. (BJI) ' ' Electric Storage Battery Co. Research Center, Yardley, Pa. j ;D, Paul H. (R) i 310`/a Fairmont Ave,, New Castle, Pa. (New Castle Refractories Co.) jES. Glenn H. -- 235 Orchard Lane Penn Square Village, Norristown, Pa. } ;EVES, Harold, Sr. (W) i Fitzpatrick Industries, Inc. Box 30, East Palestine, Ohio j &FRACTORIES INSTITUTE, THE 1 (Avery C. Newton) First National Bank Bldg. Pittsburgh 22, Pa. FRACTORY & INSULATION CORP. (A. S. Arwine) Port Kennedy, Pa. JGENBRECHT, Albert, Jr. (G) Sylvania Electric Products, Inc. Special Tube Div., E. Third St. Williamsport, Pa. . EGOUT, Joseph F. E. ?, N.V. Sphinx-Ceramique v/h Petrus Regout Postbus 103, Maastricht, Holland EHM, Walter E. (RJ) U. S. Army ACAN Receiving Station i Middletown, Calif. ; EID, Frank P. American Ceramic Society 4055 N. High St., Columbus 14, Ohio 10, P. S. j Borax Consolidated Ltd. ^ Borax House, Carlisle PI. London S. W. 1, England SILLY, John C. (R) Engineered Ceramics Mfg. Co. 15017 Detroit Ave., Box 2651 Cleveland 7, Ohio i EIMER, John J. (WI) Keystone Ridgeway Corp. Gettysburg, Pa. |EIN, Peter (W) 3 1746 W. Sycamore, Kokomo, Ind. J (Kokomo Sanitary Pottery Corp.) i EINKER, Arthur G. (R) Johns-Manville Sales Corp. 3101 Euclid Ave., Cleveland 15, Ohio ! EINKER, Gerald E. (G) \ General Electric Co., Lamp Div. 1133 E. 152nd St., Cleveland 10, Ohio j 1EISCHEL, Frank (W) 2733 Mayflower, Arcadia, Calif, i (Gudeman Co.) SEISING, Joseph A. (M) 1 St. Joseph Lead Co., Zinc Smelting Div. I Box 97, Monaca, Pa. fEISS, Max S. (E) % 131 Edgewood, Wheeling, W. Va. : IEMDE, Harry F., Jr. (L) 26 Norwood Ave., Plainfield, N. J. (General Ceramics Corp.) iEMINGTON, Victor H. (GFI) B. F. Drakenfeld & Co., Inc. Box 519, Washington, Pa. teMMEY, G. Bickley (RFI) Bickley Furnaces, Inc, 550 State Rd., Philadelphia 14, Pa. ffiMMEY^George B,, Jr. (MJI) 317 Poplar Rd., Flourtown, Pa. (FootBSMineral Co.) . L 3sHfcj. 10 (1959) i% '4 Philadelphia 37, Pa. REMMEY, RICHARD C., SON CO. (Thomas J. Taylor) Hedley St. & Delaware River Philadelphia 37, Pa. REMPES, Paul E., Jr. (BI) 3903 Custer Ave., Royal Oak, Mich. (Champion Spark Plug Co. Ceramic Div.) RENFREW, J. Harvey (S) 31 Linden Park St., Roxbury 20, Mass. (Herman G. Protze) RENKERT, Donald H. (S) Metropolitan Brick, Inc. Minerva, Ohio RENOUF, Leonard J. (R) 342 Church St., Youngstown, N. Y. (Titanium Alloy Mfg. Div., National Lead Co.) RENSKERS, Richard H. (WI) American-Standard Box 736, Kokomo, Ind. REPLOGLE, D. E. (L) Electronic Mechanics, Inc. 101 Clifton Blvd., Clifton, N. J. REPUBLIC STEEL CORP. (Burton Longwell) 1420 Republic Bldg. Cleveland 1, Ohio RESCHETZ, Raymond R. (W) 1648 W. Forest, Decatur, 111. (A. E. Staley Mfg. Co.) RESER, Margie K. (I) 4393 Colerain Ave., Columbus 14, Ohio (American Ceramic Society) RESTREPO, Ramiro Carrera 50C #58-58 Medellin, Colombia REUNING, Charles R. (R) 410 W. 24th St., Apt. 10D New York 11, N. Y. (Mexico Refractories Co.) REUNING, George W., Jr. (RI) R. R. 6, Dinner Bell Rd., Butler, Pa. (Mexico Refractories Co.) REUSCHE, Frank L. (W) 60 Congressional Pkwy. Livingston, N. J. (L. Reusche & Co.) REUTER, Raymond (R) Nalco Chemical Co. 6216 W. 66 PI., Chicago 38, 111. REVEN, Frederick V. 411 E. Green, Champaign, 111. REYNOLDS, Harry M. (G) Renite Co., Box 8065 Columbus 1, Ohio REYNOLDS METALS CO. (L. S. Beeler) Richmond 18, Va. RHOADS, James L. (L) 1410 Springside Dr., Lancaster, Pa. (Radio Corp. of America) RHODES, Donald E. (R) Mallinckrodt Nuclear Corp. Hematite, Mo. RHODES, Foster T. (W) Onondaga Pottery Co. 1858 W. Fayette St., Syracuse 4, N. Y. RHODES, Frank R., Jr. (RJ) 2060 Wrightsboro Rd., Augusta, Ga. (Babcock & Wilcox Co.) RHODES, Fraser B. (WFI) 7134 Maple Ave. Cincinnati 43, Ohio (Briggs Manufacturing Co.) RHODES, Ralph E., Jr. (M) United Clay Mines Corp. 101 Oakland St., Trenton 6, N. J. RHODES, Ralph R. (RFI) 1729 Powell St., Norristown, Pa. (E. J. Lavino & Co.) RHODES, Lt. William H. (RJ) 04084837, COB 538th Engr. Bn. Fort Knox, Ky. R1BICH, Stanley F. ^Lj) Globe-Union Inc. 900 E. Keefe Ave., Milwaukee 1, Wise. RICCI, Edward Michael (RJI) 817 Main St., Dickson City, Pa. (Harbison-Walker Refractories Co.) RICE, Hal H. (WI) 451 Vinewood Ave. Birmingham, Mich. (General Motors Corp.) RICE, Murray J. (B) Box 155, Alfred, N. Y. (State University of New York, College of Ceramics) RICH, David C. (G) Pittsburgh Plate Glass Co. Glass Research Center Box 11472, Pittsburgh 38, Pa. RICHARD, Giulio A. Via Cernuschi 1, Milano, Italy (Giulio Richard & Co.) RICHARD, John (S) Owensboro Brick & Tile Co. Owensboro, Ky. RICHARDS, Robert W. (S) Richards Brick Co. 234 Springer, Edwardsville, 111. RICHARDSON, Chauncey A. 2512 W. 87th, Seattle 7, Wash. RICHBOURG, John R., Jr. 113 Keowee Trail, Clemson, S. C. RICHMOND, Joseph C. (EFI) 4822 Morgan Dr., Chevy Chase 15, Md. (National Bureau of Standards) RICHTER, A. J. (S) Tuthill Building Material Co. 545 E. 103rd St., Chicago 28, 111. RICK, Clarence A. (R) 865 Oregon Ave., Palo Alto, Calif. (Kaiser Aluminum & Chemical Corp.) RICKER, Richard W. (El) Aluminum Co. of America Alcoa Research Labs., Box 772 New Kensington, Pa. RICKEY, Charles J. (MJI) B. F. Drakenfeld & Co., Inc. Box 519, Washington, Pa. RICKEY, J. H., Jr. (R) Ironton Fire Brick Co. Box 536, Ironton, Ohio RIDDLE, Frank H. (Honorary, WFI) 14 Upland Rd., Colorado Springs, Colo. RIDDLE, James E. 5 Williams Dr., Greenville, S. C. RIDDLES, Milton J. (R) 265 Elm Ave. Wyoming, Cincinnati 15, Ohio (General Electric Co.) RIEGERT, Richard P. (BI) 1006 Mercer St., Ojai, Calif. (Servomechanisms, Inc.) RIEPER, Gerald (W) 5335 Flint Ct. Indian Heights, Kokomo, Ind. (American Radiator & Standard Sanitary Corp.) RIGBY, George R. (R) Canadian Refractories Ltd. Box 160, Greenville, Que., Canada RIGBY, James E. (G) Blue Ridge Glass Div. American-Saint Gobain Corp. Kingsport, Tenn. RIGTERINK, Merle D. (LF) Bell Telephone Labs. Murray Hill, N. J. RIIS, 'Asgeir (M) Robeson Process Co. Box 960, Erie, Pa. RIKER, Leon W., Jr. (G) 1245 Lenape Ave., Ford City, Pa. (Pittsburgh Plate Glass Co.) RILEY, Roger R. (R) Gladding, McBean & Co. Box 630, Pittsburg, Calif. , ^ .... 603 Battelle Memorial institute 505 King Ave., Columbus 1, Ohio 'DONE, Guy E. (G) Department of Ceramic Technology Pennsylvania State University University Park, Pa. UEHART, Dale W. (G) 1420 Union Ave. Natrona Heights, Pa. (Pittsburgh Plate Glass Co.) ijjGEN, Robert E. (M) . Paul O. Abbe, Inc., 400 Center, Ave. Little Falls, N. J. IEDEN, O. D. (L) 2923 Nurick Dr., Chattanooga, Tenn. (American Lava Corp.) M [SPLER, Z. W. Palestine Glass Works "Phoenicia" Ltd., Box 168 Haifa, Israel __ jfLAND, Harold N. (G) 2553 156th Ave., S. E., Bellevue, Wash. (Boeing Airplane Co.) , P- E. (L) 829 Glenmere Rd., Fairfax, Va. (Melpar, Inc.) 'ER, Joseph S. (G) - Adamston Flat Glass Div. Rolland Glass Co., Box 631 Clarksburg, W. Va. TLER, Hermann L. (GI) 104 Cardinal Rd., R. R. 1 Horseheads, N. Y. (Coming Glass Works) Z, Joseph W. (G) Sylvania Electric Products, Inc. 1891 E. Third St., Williamsport, Pa. |ZZO, Capt. Harry F. (B) Wright Air Development Center WCLJL, Wright-Patterson AFB,.Ohio ;0ACH, Carlton (G) Adamston Flat Glass Div. Rolland Glass Co. Box 631, Clarksburg, W. Va. [OACH, H. C. (R) American Radiator & Standard Sanitary Corn. 0 W. 40th St. New York 18, N. Y. ROACH, Wilfred H. (G) ' 112 Renwick Lane, Horseheads, N. Y. (Westinghouse Electric Corp.) (ROBBINS, Carl R. (B) National Bureau of.Standards - Div.- 9.3, Washington 25, D. C. iOBBINS, David (R) 1929 Summerland St. . - ..... San Pedro, Calif. (Aerojet-General Corp.) ROBBINS, J. M. - 174 N. Purdue Ave., Oak Ridge, Tenn. ROBBINS, Martin D. (RJ) 38 W. 69th St:, New York 23, N. Y. (Chemical Engineering) ' 10BERTS, John Taggart (WFI) i.'i- 1156 Briarwood Rd., Mansfield, Ohio (Ingersoll-Humphreys Div. : V; Borg-Wamer Corp.) <' ROBERTS, John W. (S) Southern Lightweight Aggregate Corp. Box 9138, Richmond 27, Va. ROBERTS, Louis E. (EJ) ' 3664 E. 110th St., Cleveland, Ohio (Ferro Corp.) Roberts, Mervin f. (gi) , '.. 11 Plymouth PL, Gedney Sta. : White Plains, N. Y. | > (IRCO Corp.). ROBERTSON, Glenn D. (L) ' ` -ifeT6133 Alcima Ave. . ^Pacific Palisades, Calif. :S (HughesVircraft Co.) ' *9r 'TS^ James A. (R) ' V ' 1 M?Lchinery,& Chemical Corp. ' .. "vx 8,.^Princeton,' N. J. ` fe 38( osjo. io (1959) * 5: ` 3008 Rosedale Blvd., Louisville 5, Ky. (American Radiator & Standard Sanitary Corp.) ROBERTSON, Leon F. (G) Brockway Glass Co., Inc.. Brockway, Pa. ROBERTSON, R. Kenneth (S) Cooksville-Laprairie Brick Ltd. 906 Shell Tower Montreal 2, Que., Canada ROBESON PROCESS CO. ('Asgeir Riis) Box 960, Erie, Pa. ROBILLARD, Harvey J. (B) Filtros, Inc., 601 W. Commercial St. East Rochester, N. Y. ROBINETTE, Oren J., Jr. (WJ) Foust Carney Rd., R. R. 2 Powell, Tenn. (Knox Porcelain Corp.) ROBINSON, Charles T. (G) 16204 S. E. Eighth, Bellevue, Wash. (Penberthy Instrument Co.) ROBINSON CLAY PRODUCT CO. (W. E. Robinson) Box 1070 65 W. State St., Akron 9, Ohio ROBINSON, David W. (M) Zonolite Co. Box 607, Libby, Mont. ROBINSON, F. George (S) . Robinson Brick & Tile Co. 500 S. Santa Fe Dr., Denver 23, Colo. ROBINSON, Gilbert cJ (XF) Box 91, Clemson, S. C. (Clemson College) ROBINSON, Louis G. (E) Louis G. Robinson Labs. Box 761, Cincinnati 1, Ohio ROBINSON, McDonald Box 247, Martinez, Calif. ROBINSON, Neal (G) Robinson Ventilating Co. Zelienople, Pa. ROBINSON, Percy Burrill . Diamond Clay Co. Ltd. Hartshill, Stoke-on-Trent, England ROBINSON, Phillip . 23 Pymble Ave. Pymble, N.S.W., Australia (GallaTd & Robinson Pty. Ltd.) ROBINSON, P. W. (G) ... ` Latchford Glass Co. Box 71707, Los Angeles 1, Calif. ROBINSON, Richard E. (RI) Johns-Manville,'Zelienople, Pa. ROBINSON, Richard R. (SI) ' 2232 Parkway Blvd., Alliance, Ohio (Alliance Clay Product Co.) ROBINSON VENTILATING CO. (J. L. Henderson, Jr.) Zelienople, Pa. ROBINSON, W. E. (S) Robinson Clay Product Co. Box 1070, 65 W. State St. Akron 9, Ohio ~ . .. ROBINSON, William L. (L) ` . 730 E. Garfield Ave., Glendale, Calif. " " (Gladding, McBean & Co.) ROBSON, H. L. (D) 165 S. Water St., Lewiston, N. Y. (Olin Mathieson Chemical Corp.) ROBSON, James T. (MFI) Allied Engineering Division Ferro Corp., 4150 E. 56th St. Cleveland 5, Ohio , ROBSON, Thomas D. Lafarge Aluminous Cement Co. Ltd. 73 Brook St., London W. 1, England ROBSON, William G. (B) Robson Engineering 20678 Lemay St., Canoga Park, Calif. ROCHA, Manuel ' T AIU\to6r\NA \TAitAMnl -... -- 210 Delevan Ave., Corning, ,\. V. (Coming Glass Works) ROCHFORD, 2/Lt. David S. 05002113, "D" Btry. 1st How Bn 13th Arty., APO 112, New York, N. Y. ROCHOW, W. F. (RF) Harbison-Walker Refractories Co. 307 Fifth Ave., Pittsburgh 22, Pa. ROCKFORD BRICK & TILE CO. (G. H. Galvin, Jr.) Rockford, Iowa RODEFER, Howard H. (G) Rodefer-Gleason Glass Co. . Box 550, Bellaire, Ohio RODENBAUGH, W. K. (G) Dominion Minerals Div. Riverton Lime & Stone Co. Piney River, Va. RODGER, John K. L. G. Sparking Plugs Ltd. Putney Vale London S. W. 15, England RODGERS, Nisbet P. (W) Mid-State Tile Co. Box 169, Lexington, N. C. RODMAN, Clarence J. (E) 1315 S. Union Ave., Alliance, Ohio (Vitri Finish, Inc.) RODRIGUEZ, Alfonso F. (G) Vidriera Monterrey, S. A. Apartado 162, Monterrey, N. L., Mexico RODRIGUEZ, A. R. (LI) 29 Pine St., Franklinville, N. Y. (Hi-Q Div.. Aerovox Corp.) RODRIGUEZ, Juan M. Calle 11 esq 18, Santiago de las Vegas La Habana, Cuba (Ceramics Santiago) ROE, Lawrence A. (G) 712 Moffett Rd., Lake Bluff, 111. (International Minerals & Chemical Corp.) ROE, Richard F. (W) . 3462 Roseland Ave. Parkersburg, W. Va. (A. B. Chance Co.) ROE, Sheldon F., Jr. (G) ' - - Thatcher Glass Mfg. Co. Elmira, N. Y. ROFF, Robert W. (M) . Bell Operations ' .-V 433 Birch PL, Westfield, N. J. ROFF, W. Wallace (M) 14 Glenside Dr., West Orange, N. J. (Whittaker, Clark & Daniels, Inc.) - ROGATZ, Alvin (LI) ", : Maida Development Co. _ - 214 Academy St., Hampton, Va. * .. ROGERS, Edwin J. (WI) Diamonite Products Mfg. Co. Shreve, Ohio ROGERS, Edwin L. 1500A King Ave., Columbus, Ohio , ROGERS, Gregory L. (R) ,' , Box 2046, Los Nietos, Calif. . (Pacific Clay Products) ROGERS, Melvin F. (GI) 55 Goff St., Corning, N. Y. , -(Coming Glass Works) - ROGERS, Virgil L. (S) 'Hebron Brick Co., Hebron,"N. D. ROGERS, William R. (R) Carborundum Co., Bristol, Pa. ' ROLKE, Herbert J. (XI) 693 E. Kossuth St, Columbus 6, Ohio . (Ferro Corp.) ROLLER, David (R) - , .SJc ,, 3300 Twilight Dr.,'Fullerton, Calif.'^V^^^*- (Magna Products, Inc.) ROLLER, Eugene L. (R) OAf* r'lnerfinltl T^r Fostoria, Ohio jjOOD, Joseph L. (G) 56 Farnsworth Rd. Rochester 23, N. Y. (Bautch & Lomb Optical Co.) jjOONEY, Thomas E., Ill (k) Empire Fire Brick Co. 219 Murray, Fort Wayne, Ind. , gOOT, H. Dean (BI) Westinghouse Electric Corp. Ceramics Section 7325 Penn Ave., Pittsburgh 8, Pa. jjOOT, Lawrence L. (M) Stanford Pottery Inc. 40 S. 15th St., Sebring, Ohio ROOT, W. E. (S) 131 Mulberry St., Plymouth, Ohio (Fate-Root-Heath Co.) ROQUES, Rodney A. (L) ~ 745 James Dr., Richardson, Texas (Texas Instruments, Inc.) ROSE, Frederick A. (W) - A. B. Chance Co. Box 830, Parkersburg, W. Va. ROSE, Ralph (RI) H. K. Porter Co., Inc., Refr. Div. Porter Bldg., -601 Grant St. Pittsburgh 19, Pa. ROSENFELS, Richard S. (R) 1941 Harris Ave., Richland, Wash. (General Electric Co.) ROSENTHAL, E. K. (W) 234 Napoleon St. Playa Del Rey, Calif. (Metlox Mfg. Co.) ROSENTHAL, Ernst . 4 Vincent Ct., Seymour PI. London W. 1, England (Consultant) ROSENTHAL, J. Jesse (LJ) 3245-A Walnut St., Los Alamos, N. M. (Los Alamos Scientific Lab.) ROSENWINKEL, George O. (R) 3N 509 Howard Ave., Elmhurst, 111. (North American Refractories Co.) ROSENZWEIG, Herman (G) Texglass, Inc. Box 164, Decatur, Texas ROSICLARE LEAD & FLUORSPAR MINING CO. (J. Blecheisen) Rosiclare, 111. ROSLUND, James A. (R) Globe Brick Co., Box 765 East Liverpool, Ohio ROSS, Donald W. (RFI) 5929A Oakhurst PL, St. Louis 12, Mo. (Consultant) ROSS, Frederick J., Jr. (R) Carborundum Co., Buffalo Ave. Niagara Falls, N. Y. ROSS, Howard, II (E) 7215 Hague Ave., Apt. 6 Cleveland 2, Ohio (Ferro Corp.) ROSS, Stuart T. (B) ' Aeronutronic Div., Ford Motor Co. Newport Beach, Calif. ROSSI, Ronald Box 44, Almond, N. Y. ROSS-TACONY CRUCIBLE CO. (A, M. Johnson) Robbins & Milnor Sts. Philadelphia 35, Pa. ROTH, Harper D. (L) 5534 E. River Rd. Grand Island, N. Y. (Harper Electric Furnace Corp.) ROTH, Robert S. (B) : National Bureau of Standards Div. 9.3, Washington 25, D. C. ROTHERMEL, Joseph J. (G) - Corning Glass Works, Corning, N. Y. ROUDABUSH, Henry L. (R) ; ' General Refractories Co. . " * * 3201 Fruitland Ave. ' gpLos Angeles 58, Calif. . ^ 1.. v; ft*a38, No. 10 (1959) (H. K. Porter Co., Inc.) ROUGH, R. R. (G) 2145 Potomac Dr., Toledo, Ohio (Owens-Illinois) ROUP, Rolland (LFI) Centralab Div., Globe-Union Inc. 900 E. Keefe Ave., Milwaukee 1, Wise. ROUSMANIERE, James (E) Philip Carey Mfg. Co. 120 E. 41st St., New York 17, N. Y. ROWE, Arnold E. (E) 1210 Dilworth Rd., Charlotte, N. C. (Douglas Aircraft Co.) ROWLAND,- Davidge H. (WI) Porcelain Insulator Corp., Lima, N. Y. ROWLAND, Donald K. 8240 S. 114th, Seattle 88, Wash. ROWLAND, Richards A. (B) Shell Development Co. Box 481, Houston 1, Texas ROWLAND, R. W. (BFI) New Castle Refractories Co. New Castle, Fa. ROWLANDS, Robert R. (WI) Universal-Rundle Corp. Box 300, Redlands, Calif. ROY, H. N. Indian Ceramic Society Dept, of Ceramics Benares Hindu Univ., Benares, India ROY, James W. (B) 135 Smull Ave., West Caldwell, N. J. (General Electric Co.) ROY, N. C. Orissa Cement Ltd. 4 Dalhousie Sq., E., Calcutta 1, India ROY, Rustum (B) Pennsylvania State University 221 Mineral Sciences Bldg. University Park, Pa. ROYAL CHINA, INC. (B. L. Miller) Sebring, Ohio ROYAL COPENHAGEN PORCELAIN MANUFACTORY & THE FAIENCE MANUFACTORY ALUMINIA (Erik Lindgren) Smallegade 45 Copenhagen F., Denmark ROYER, Rene 60, Rue D'lssy, Vanves (Seine) France (Institut de Ceramique Francaise) RUARK, A. E. (G) Atomic Energy Commission Research Div., Washington 25, D. C. RUBIN, Jack A. (B) 7420 Balboa Blvd.; Van Nuys, Calif. (Atomics International) RUCKMAN, Donald R. 4515 21st N. E., Seattle 5, Wash. RUDD, Richard D. (M) Carborundum Co. 3335 W. 47th St., Chicago 32, 111. RUDNESS, Robert G. (B) Linde Co., Div. Union Carbide Corp. 1500 Polco St., Indianapolis 24, Ind. RUE, Charles V. (BI) Box 166, R. R. 4, Tiffin, Ohio (Sterling Grinding Wheel Co.) RU ECKEL, Walter C. (RF) Koppers Co., Inc., Koppers Bldg. Pittsburgh 19, Pa. RUFFNER, Larry J. (L) Erie Technical Ceramics Div. Erie Resistor Corp. Box 677, State College, Pa. RUGG, Ormund I. (G) 13615 Meyers Rd., Detroit 27, Mich. (Ford Motor Co.) RUGH, Kenneth A. (R) Garfield Refractories Co. Bolivar, Pa. . RUH, Edwin (R) ' ' ' 789 Fruithurst Dr - Pittsburgh 34, Pa. (Harbison-Walker RUIZ, Jorge Martin (R) Amerex Ingenieros, S.A., Ixtaccihuatl 6 (Insurgentes & Aguascalientes) Mexico 11, D. F. RUIZ, Raymundo W. (E) Cia. Industrial del Norte S. A. Apartado Postal 226 Saltillo, Coah., Mexico RUIZ, Robert A. (R) 601 N. Lindell, Vandalia, Mo. (Walsh Refractories Corp.) RULON, Richard M. (E) Sylvania Lighting Products, Inc. 60 Boston St., Salem, Mass. RUSERT, Eugene L. 584 Andrews Ave., Kirkwood 22, Mo. RUSHMER, Margaret A. Box 1417, Alfred, N. Y. KUSHilORE, Murray, Jr. (M) Moore & Monger 33 Rector St., New York 6, N. Y. RUSO, Felipe B. Galiano 109, Habana, Cuba (General Glass Equipment Co.) RUSOFF, Samuel (R) Basic Incorporated Maple Grove, Fostoria, Ohio RUSSELL, Donald A., Jr. R. R. 1, Box 140, Annandale, Va. RUSSELL, Edward B. (L) 267 Madison Ave., Clifton, N. J. (Silk City Tool & Machine Works, Inc.) RUSSELL, George A., Jr. (R) General Refractories Co. 1520 Locust St., Philadelphia 2, Pa. RUSSELL, Howard F. (El) 3118 Woodworth PL- Pottowatomie Hills, Hazelcrest, 111. (Ingersoll Products Div,, Borg-Wamer Corp.) RUSSELL, Leslie A. (G) Continental Can Co., Inc. Hazel-Atlas Glass Div. 70 South St., Washington, Pa. RUSSELL, Lewis E. 20 Kirk Close, Oxford, England (U. K. Atomic Energy Authority) RUSSELL, Norman Keith (RI) . 24 Longcorse Ln., Paoli, Pa. (Richard C. Remmey Son Co.) RUSSELL, Paul N. (L) Hoffman Electronics Corp. Hoffman Science Center 415 E. Montecito St. Santa Barbara, Calif. RUSSELL, Ralston, Jr. (XFI) Ohio State University Dept, of Ceramic Engineering 124 W. 17th Ave., Columbus 10, Ohio RUSSELL, Robert G. (G) R. R. 2, Granville, Ohio (Owens-Coming Fiberglas Corp.) RUSSELL, Virginia A. (L) 1437 Comstock Ave., Syracuse 5, N. Y. (General Electric Co.) RUSTLESS IRON CO., LTD. (H. Whitaker) Lawkholme Ln. ' Keighley, Yorks, England RUTLEDGE, Campbell, Jr. (G) Corning Glass Works, Corning, N. Y. RYAN, Joseph D. (G) 3018 Middlesex Dr., Toledo 6, Ohio . (Libbey-Owens-Ford Glass Co.) RYAN, Larry D. (RJ) 14538 26th N.E., Seattle, Wash. : (Boeing Airplane Co.) RYCKMAN, George E. (W) f , 3289 St. Clair Ave. - East Liverpool, Ohio - - :|- - (Duncan Instrument Co.) .. . . RYDER, Robert J, Js'vt'V"Brockway Glass C.`"^^i^Ssy?S^.,r`Sri' ^ ^ Central Research Labs.',' Brockway) Pa.f National Bureau of Standards Chalmers Tekniska Hogskota i. vvavvecus x\.u., Div. 9.1, Washington 25, D. C. Gibraltargatan 5J, Goteborg, Sweden (Norton Co.) IfiyS. 3H2K2 EVWanITECmHb,urEguhgeAnvee. (R) SANDMEYER, Karl H. (RI) 85 Pleasantview Dr., Jamestown, N. Y. SAXONBURG CERAMICS (George H. Aderhold) Box 100 Ridgewood, N. J. (Carborundum Co.) Saxonburg, Fa. (National Beryllia Corp.) SANDS, George Imperial Smelting Corp. SAYAN C., Hector E. Av. Brazil 1206, Lima, Peru Avonmouth, Bristol, England SCALES, John B. (MI) jABURI, Osamu Kaiden, Nagaoka-cho Otokuni-gun, Kyoto, Japan (Murata Manufacturing Co., Ltd.) JACHS, J. H. (M) Manufacturers Equipment Co. 218 Madeira Ave., Dayton 4, Ohio jADA, Patricio (E) Troqueles y Esmaltes, S. A. >. Apartado Postal 371 Monterrey, N. L., Mexico -- 5ADLER, Arthur G. (L) ' Mines & Technical Surveys Mines Branch, 40 Lydia St. Ottawa, Ont., Canada SAENG-XUTO, Padennrata . 110 Wireless St.. Bangkok, Thailand $AGINOR, S. V. (B) Gladding, McBean & Co. 2901 Los Feliz Blvd. Los Angeles 39, Calif. ST. PIERRE, Philippe D. S. (B) General Electric Co., Research Lab. Metallurgy & Ceramics Div. Box 1088, Schenectady, N. Y. I 5ALEEBY, Edward C. (S) | J. C. Steele & Sons, Inc. I Box 951, Statesville, N. C. I SALINAS, Mario (G) I Montes Carpatos 625 Mexico 10, D. F,, Mexico (Vidriera Mexico, S-A.) SALISBURY, Charles W. (G) R. R. 1, Wayne, Ohio ' (Kimble Glass Co.) . SALISBURY, William R. (W) Lyndon Rd., Fayetteville. X. Y. ) (Onondaga Pottery Co.) SALMANG, Herman - Plenkershoven 23 1 - Maastricht, Netherlands SALTMAN, Donald (W) - 3434 MonogTam,' Long Beach, Calif. ' (Douglas Aircraft, Inc.) SAMMARONE, Americo, Jr. Sammarone S. A. Industria Ceramica ; Rua Jose Bonifacio 210 v.-.- Sao Paulo, Brazil *?. , : - SANFORD BRICK & TILE CO (James V. Isenhour) Colon, N. C. SANFORD, Elbert A. (E) 375 Oakridge Dr., Rochester 17, N. Y. (Pfaudler-Permutit, Inc.) SANGA, S. V. (GI) i. ... 1-H Arlene Village, Millville, N. J. (T. C. Wheaton Glass Co.) SANGER, A. C. (R) Pyro Refractories Co. Box 488, Oak Hill, Ohio SAN MIGUEL BREWERY, INC. (A. Villa-Abrille) 1112 Aviles Manila, Philippines SANT, John W. (W) Universal-Rundle Corp. 217 N. Mill St., New Castle, Pa. SARAKAUSKAS, Raymond (B) ... National Carbon Co., Research Labs. . Box 6116, Cleveland 1, Ohio > SARGENT, Edward C. (R) ' . Zirconium Corp. of America Solon, Ohio SARRAF, Edward M. (R) 20001 Laurel Ave. Rocky River 16, Ohio . (Harbison-Walker Refractories Co.) SARVER, James F. Box 263-11, R. R. 1, Bellefonte, Pa. SASAKI GLASS MFG. CO., LTD. (Seiichi Tabata) 1.1-Chome Yokokawa-Bashi Sumida-ku, Tokyo. Japan SAUEREISEN, C. Fred (W) Sauereisen Cements Co. ' Sharpsburg Sta., Pittsburgh 13. Pa. SAUEREISEN, Phil F. (L) Sauereisen Cements Co. 1045 N. Canal St., Pittsburgh 15, Pa. SAULS, J. B. (MI) - 1415 New Jersey Rd., Lakeland, Fla. (International Minerals & . Chemical Corp.) '. SAUMS. Harry L. (B) ? - - Anaconda Wire & Cable Co. Muskegon, Mich. ' SAUNDERS, Alfred C. (RI) Eckhardt Rd., Hamburg. N. Y- (Electro Refractories & 456 Lynn Dr., Berea, Ohio (United States Stoneware Co.) SCALES, Ralph B. (S) R. R. 1, Lawton Bluff Gregg Dr., Charleston, S. C. (West Virginia Pulp & Paper Co.) SCARPA, Edward A., Jr. Winburn Tile Co. 1709 E. Ninth St., Little Rock, Ark. SCHAA, Ferdinand A., Jr. (W) C.F.I. Corp., Cottage PI. Mineola, N. Y. . SCHAAL, Frank W.,Jr. (W) B. F. Drakenfeld St Co., Inc., Box 519 Washington, Pa. SCHABACKER, H. Eric (E) Erie Ceramic Arts Co. 3120 W. 22nd St., Erie, Pa. SCHAEFER, Carl F. (WF) . : 327 Sheffield Ave., Flint 3, Mich. (A C Spark Plug Div. ? General Motors Corp.) SCHAEFER, Earl F. (G) Owens-Illinois Technical Center 1700 N. Westwood Ave., Toledo 7, Ohio SCHAEFER, Earl F., II 102 E. Chalmers, Champaign, 111. SCHAEFER, William H., Jr. (R) 531 Pasadena Ave., Pittsburgh 21, Pa. (Crucible Steel Co. of America) SCHAEFLE, Max Pro Keramik, Burglistrasse 12 Wallisellen, Zurich, Switzerland SCHAER, Robert W. (R) E.- J. Lavino & Co. ' 2244 Oliver Bldg., Pittsburgh 22, Pa. SCHAFER, C. B. (G) ;C . Libbey-Owens-Ford Glass Co. _ V 1701 E. Broadway, Toledo 5, Ohio ~ SCHANER, Burton E. (B) ; Westinghouse Electric Corp. ~ ' ;? Box 1468, Pittsburgh 30, Pa. SCHARFENAKER, William J. (R) . National Steel Corp. .I ' Ecorse, Detroit 29, Mich. ; ` ; SCHAUSS, Edward P. (G) : 3846 Corina Way, Palo Alto, Calif. . (Kaiser Aircraft & Electronics Div., Kaiser Industries Corp.) SCHEFFER, Karl D. (R) - / . A_ SAMMONS, Frederick C.'(R) '-Abrasives Corp.) , 8 Willow Lane, Scotia 2, N. Y. General Refractories'Co. . : SAUNDERS, Hollis S. (E) : -* ; ;y; (North American Refractories Co.) , 3247 Fruitland Ave. . ; Phelps Dodge Copper Products Corp. SCHELL, Donald C. (E) " Los Angeles 58, Calif.* ' Fort Wayne, Ind. : 6422 W. 28th St., Berwyn, 111. SAMPSON, J. Leonard (G) . Mahoning Glass Works ' SAUNDERS, R. H. (S) Charleston Qay Products Co. (Armour Research Foundation) SCHERBNER, Paul H. General Electric Co., 403 N. Main St. ' . Box 349, Charleston 22, W. Va. Box 826, Alfred, N. Y. " Niles, Ohio SAUSVILLE, Joseph W. (R) SCHIEFFERLE, James A. (E) SAMPSON, John W. (M) Lindberg Engineering Co."' - Curtiss-Wright Corp., Quehanna. Pa. SAVANT, Ashok S. 4501 Statton Rd., Louisville 5, Ky. --(General Electric Co.) , Box 813, East Longmeadow, Mass. 3754 Brooklyn Ave., Seattle 5, Wash. . SCHIENE, Quentin J. (R) SAMSON, A. William (G) r:. B. F. Drakenfeld & Co.. Inc. . SAVELL, Fred H. (W) ... Western Talc Co. ...142 Fourth St., Chicago Heights, 111. - ~ -(United States Steel Corp.) ' ' ' 5 Box 519, Washington, Pa. ; 1901 E. Slauson Ave. . SCHIFFERLI, Leo M., Jr. (R) , . * SAMUEL, Donald G. (R) ' Los Angeles 58, Calif. > - 3001 Westmoor Dr., Kokomo, Ind. -j E. J. Lavino & Co. . SAVIOLI, Francesco . ' (Haynes Stellite Co.) " ... :1 Box 29, Norristown, Pa. SANAC, Via Martin Piaggio 13 SCHLAUDT, Kenneth L. (S) ; VH SANDERS, Clyde A. (R) American Colloid Co.- Genova, Italy SAWAI, Ikutaro Box 361, Waskom, Texas v;'- ' . '(Acme Brick Co.) ; ; 4" 4- 5100 Suffield Ct., Skokie, 111. ; Kyoto University, Kyoto, Japan SCHLEGEL, Roland F. > '-VAI;;-yif; SANDERS, Herbert H. (D) ' . : ; SAWAMOTO, Tsuneo .... \ Rua Inglaterra 283. Sao Paulo. Brazil ... 17926 Daves Ave., Los Gatos, Calif. A ^ Asahi Glass Co. .: -'v/-'Vv' SCHLEHR, W. Raymond (GI) % (San Jose State College) 2-16 Marunouchi \~\.. Dearborn Glass Plant (SANDERS, Loren D. (WI) ;_1233 Delaware Ave.,.S. W.- . Chiyodaku, Tokyo, Japan ' SAWYER, E. C. (W) ^ . : .. : . t^rsFord Motor'Co.' Dearborn, Mmiechn. p*.:*Canton,.Ohio Central Silica Co., 806 Market St. > ` m.'SCHLEYER,'Wfalltteerr'L.(R) \ ir-J^Ohio Brass ^^;Phiiadelphia Quartz . 11 ^^{PERSON, K... W.^i v- - SAWYER, James P. (W) `^,,<Public Ledger Bldg.^ p(j^Tohn G. Stem & Company, Ltd. 713 Green Glen Dr-.,-Dtr B'ors, Pa. ^'s`l ^ Independence Sq. ^flPRoimybridge, Scotland (Jackson ChinAa CV*oV./ . ................... 61 " g'r- % ' Vol. 38, No. 10 (1959) - jCHLOEMER, Hermann Mineralog. Institution of Univ. Tuebingen, Bismarkstr. SO Tuebingen, Germany SGHLOTZHAUER, Leon R. (R) R.R. 2, Painted Post, N. Y. (Corning Glass Works) jCHMID, Arthur W. (G) Arthur W. Schmid Co. / J 1414 Investment Bldg., 239 Fourth Ave. Pittsburgh 22, Pa. SCHMIDT, Albert J. (E) American Porcelain Enamel Co. 128S E. Keating Ave., Muskegon, Mich. SCHMIDT, Beuther L. (R) Anchor Hocking Glass Corp. Lancaster, Ohio SCHMIDT, William G. (S) Box 187, Burnt Hills, N. Y. (General Electric Co.) iSCHMUNK, Louis (W) 70 Dunedin Dr. -j Toronto 18, Ont., Canada (American Standard Products Ltd.) SCHNEIDER, LaVoy H. (E) S Maple Ct., Hamilton, Ohio (Ferro Corp.) SCHNEIDER, Matthew P., Jr. (S) ! St. Joe Brick Works, Inc. Box 698, Slidell, La. i SCHNEIDER, Richard R. ! Harbison-Walker Refractories Co. ! 1800 Fanners Bank Bldg. 1 Pittsburgh 22, Pa. I SCHNEIDER, Samuel J,, Jr. (RI) ~ National Bureau of Standards ; Industrial Bldg., Rm. 1611 - Washington 2S, D. C. j SCHOENINGER, Irvin W. (LI) j S2S0 N. Shoreland Ave. i Milwaukee 17, Wise. ] (Centralab Div., Globe-Union Inc.) j SCHOENLAUB, Robert A. (B) j Harrop Ceramic Service Co. j Box 5338, Shepard Sta. yj Columbus 19, Ohio f' SCHOEPPEL, Norman (RI) ' 10 Elm Tree Dr., Mexico, Mo. i (A. P. Green Fire Brick Co.) t SCHOFIELD, H. Zane (RFI) j Koppers Co., Inc. j Box 128, Verona, Pa. } SCHOLES, Addison B. (G) j Cersolsun Research Corp. * Certified Bldg., Warren, Pa. SCHOLES, S. R. (Honorary, GFI) Box 752, Alfred, N. Y. (Consultant) ; SCHOLS, Leon V. F. M. St. Lambertuslaan 4a Maastricht, Holland (Regout-Matthey) SCHOLTS, Raymond C. (R) Shenango Refractories, Inc. Box 120, New Castle, Pa. : SCHOONOVER, I. C. (B) National Bureau of Standards Washington 25, D. C. SCHOTSMAN, J. Kruisstraat 31, Dieren, Netherlands (N. V. Enamel Works "de Yssel") SCHOTT, Charles E. 3039 Bellwood Ct., Apt. 3 Columbus 9, Ohio : SCHOTTLAND, A. H. (G) Standard Bent Glass Co., Butler, Pa. SCHOTTS, Walter H. (MFI) 23 E. Southington Ave. Worthington, Ohio (Harrop Ceramic Service Co.) SCHRADER, David M. (RI) 9429 W. Third St., Salem, Ohio HKaiser Aluminum & Chemical Corp.) SCgBECKENGOST, Don (DF) jg^2fe^7 St. Clair Ave. y East Liverpool, Ohio j (Hjpier Laughlin China Co.) i VOL. 38, No. 10 (1959) l 1 SCHRECKENGOST, Viktor (D) 2265 Stillman Rd. Cleveland Heights 18, Ohio (Salem China Co.) SCHREIBER, Edward Box 63, Alfred Station, N. Y. SCHREIBER, Karl L. (W) "El Anfora" S. A. Espalda Penitencieria, Mexico, D. F. SCHRICKEL, Herman H., Jr. (G) 178 E. Pulteney St., Coming, N. Y. (Coming Glass Works) SCHROEDER, Fred W. (RFI) North American Refractories Co. Research Center, Curwensville, Pa. SCHROEDER, Herbert S. (R) 6 Conover Ln., Red Bank, N. J. (Carborundum Co.) SCHUCK, John F,, Jr. (LI) R. R. 1, Box 134, Orrville, Ohio (Alite Div., U. S. Stoneware Co.) SCHUENZEL, Ernest C. (L) Cavo Dr., Poughkeepsie, N. Y. (International Business Machines Corp.) SCHULHOF, Andres Lozadur, Grandes Fabricas Argentinas de Ceramics, S. A. Boulogne, F.C.N.G.B. Buenos Aires, Argentina SCHULITZ, C. Frederick 19 Bennett St., Hornell, N. Y. SCHULTZ, Donald G. (S) 3119 Woodworth, Hazelcrest, 111. (Chicago Brick Co.) SCHULTZ, James B. (W) 1321 E. Robinson St. North Tonawanda, N. Y. (National Gypsum Co.) SCHULTZ, John, Jr. (El) General Electric Co. Metallurgy & Ceramics Lab. Appliance Park, Bldg. 5, Rm. 249 Louisville, Ky. SCHULZ, David A. 2535 Le Conte, Berkeley 9, Calif. SCHUMACHER, William G. (B) 122 Chandler Lane Hoffman Estates 2, Roselle, III. (National Cylinder Gas Co.) SCHURECHT, H. G. (WFI) c/o John Harris 3921 Seventh St., S. St. Petersburg 5, Fla. SCHURTZ, D. D. (GF) Sharp-Schurtz Co. 301--303 Lincoln Ave. Lancaster, Ohio SCHWAB, Leon B. (R) 214 E. Home St., Vandalia, Mo. (Harbison-Walker Refractories Co.) SCHWARTZ, Bernard (BI) 13 Everet Dr., Somerville, N. J. (Radio Corp. of America) SCHWARTZ, Jerome W. (W) Sascha Brastoff Products, Inc. 11520 W. Olympic Blvd. Los Angeles 64, Calif. SCHWARTZ, M. A. (BI) Aeronutronic Div., Ford Motor Co. Newport Beach, Calif. SCHWARTZ, Morton 26 Lee St., Bldg. #3, Apt. #2 Nixon, N. J. SCHWARTZWALDER, Karl (LFI) A C Spark Plug Div. General Motors Corp. Flint 2, Mich. SCHWEICKHARDT, William K. (R) Walsh Refractories Corp. 101 Ferry St., St. Louis 7, Mo. SCHWEITZER, Howard V. (M) 540 Lido Dr., Fort Lauderdale, Fla. (Schweitzer Equipment Co.) SCHWENKLER, Edward P. 979 Grove St., Elmira, N. Y. SCHWIETE, Hans-Emst Institut fur Gesteinshuttenkunde Mauerstrasse 5, Aachen, Germany SCOFF, George J., Jr. 832 Brackenridge Ave. Brackenridge, Pa. SCOTT, Murray R. (GFI) Bausch & Lomb Optical Co. 635 St. Paul St.. Rochester 2, N. Y. SCOTT, Robert M. (RI) 4619 Druid Ln., Dayton 39, Ohio (Norton Co.) SCOTT, Roger F. (GI) 911 E. Main St., Millville, N. J. (Armstrong Cork Co.) SCOTT, William D. One Canyon Rd., Berkeley 4, Calif. SCOTT, W. J. (W) Western Electric Co., Inc. 2500 Broening Hwy. Baltimore 24, Md. SCROGER, Clifford R. Box 1309, Alfred, N. Y. SCRUGGS, David M. (BJ) 735 Greenview Ave. South Bend 19, Ind. (Bendix Products Div.) SCUDERI, Thomas G. (G) National Bureau of Standards Div. 9.2, Washington 25, D. C. SEABRIGHT, Clarence A. (M) 17541 Daleview Dr., Lakewood 7, Ohio (Harshaw Chemical Co.) SEABRIGHT, Edward C. (E) 6107 W. Mill Rd., Flourtown, Pa. (Philco Corp.) SEADER, Edward (D) 4511 N. Broad St., Philadelphia, Pa. (Bucks County Pottery) SEANOR, J. G. (S) 2712 W. Tuscarawas St. Canton 8, Ohio (Bonnot Co.) SEARCY, Alan W. (B) Dept, of Mineral Technology University of California Berkeley 4, Calif. SEARLE, Alfred B. 62, Moorcliffe, Skircoat Moor Rd. Halifax, England (Consultant) SEARSON, Leslie James Oakes & Co. (Riddings) Ltd. Taeksdale, Notts, England SEASE, John D. 954 Princeton St., Columbia, S. C. SEATON, Max Y. (RF) Manchester Depot, Vt. (Food Machinery & Chemical Corp.) SEBRING, George F. (W) Paper Makers Importing Co., Inc. 44 S. Second St., Easton. Pa. SECKMAN, Harry D. (WI) 4229 W. Reichert PI. Milwaukee 9, Wise. (Square D Co.) SECOR, Robert B. (B) Filtrol Corp. 3250 E. Washington Blvd. Vernon 23, Calif. SECORD, Robert N. (W) Godfrey L. Cabot, Inc. Research & Development Dept. 38 Memorial Dr., Cambridge 42, Mass. SECRIST, Duane R. (I) 2486 Weston Ave. Niagara Falls, N. Y. SEDENKA, Anthony (L) 1086 Magnolia Dr., Washington, Pa. (B. F. Drakenfeld & Co., Inc.) SEELEY, Clarence E. (G) 1354 Grandstaff Ave., Lancaster, Ohio (Anchor Hocking Glass Corp.) SEELEY, E. L. (W) 800 Lotus Ave., Chester, W. Va. (Harker Pottery Co.) SEETS, Dewaine 59 E. Springfield, Champaign, 111. SEGALL, Louis H. (L) 21 Delaware St., Sidney, N. Y. (Bendix Aviation Corp.) 611 jEGELER, C. G, (M) SHAND, Rodger L. (E) SHEAROUSE, Lee A. tvvj American Gas Assn., 420 Lexington Ave. 230 Woodale Rd. 326 Highland Ave., Wadsworth, Ohio New York 17, N. Y. Oakville, Ont., Canada (Ohio Brass Co.) JEGER, William A. (G) (Ferro Enamels (Canada) Ltd.) SHEEHAN, Robert W. (LI) : Buck Glass Co., Inc. SHANDS, Everett H. (E) Box 38, Saxonburg, Pa. 841 E. Fort Ave., Baltimore 30, Md. 1930 Harlem Blvd., Rockford, 111. (Du-Co Ceramics Co.) jEIDEL, Joseph (E) (O. Hommel Co.) SHEETS, Herbert D. (RI) 392 Princeton Dr., Pittsburgh 35, Pa. SHANER, Frank C,, Jr. (R) 2245 Coventry Rd., Columbus 21, Ohio (Westinghouse Electric Corp.) A. P. Green Fire Brick Co. of Ohio (Battelle Memorial Institute) gEIPEL, Robert B. (G) 803 Third St., S. E., Canton 2, Ohio SHEETS, Vernal L. (B) Blue Ridge Glass Div., American-Saint Gobain Corp. Kingsport, Tenn. SEITZ, Wolfram (G) Glass Containers Corp. Fourth & "O" Sts., Antioch, Calif. SEKERAS, William G. 120 Mill St. Ext., Tarentum, Pa. SELLERS, George A. (R) 315 E. Crescent Ave., Elmhurst, 111. (Plibrico Co.) SELLERS, John T. (RI) 52 Broadway, Jackson, Ohio .(Durex Refractories Co.) SELSING, Jorgen (B) 294 Lake Front Dr., Akron 19, Ohio (Ohio Brass Co.) SELTZ, L. O. (G) Ford Motor Co., Box 1355 Nashville, Tenn. SEMMELMAN, John O. (WI) Dentists' Supply Co. of New York . 500 W. College Ave., York, Pa. SEMPLE, John Metal Porcelains Ltd., Cornwall Rd. Smethwick 40, Staffs, England SEMPLE, William A. (R) Aluminum Co. of Canada, Ltd. General Technical Dept., Smelter Div. 1700 Sun Life Bldg. Montreal, Que., Canada SENK, Johann Vienna XVII Dornbacherstr. 29, Austria (Radiofabrik Ingelen-Porzellanfabrik Frauenthal Figer & Co.) SEPHTON, H. J. (G) Dominion Glass Co. Ltd. Chappie St., Hamilton, Ont., Canada SETCHEL, Hayden Merritt (G) 105 Tenth St., Streator, III. (Owens-Illinois) SHANER, Herbert J. (R) Ramtite Co., 2563 W. 18th St. Chicago 8, 111. SHANK, Charles H. (S) 29 Sylvan Rd., Pittsburgh 21, Pa. (Dwight B. Hendryx & Assoc.) SHANKS, Douglas Shanks & Co. Ltd., Victorian Pottery Barrhead, Near Glasgow, Scotland SHANNON, Robert D. University of Illinois Dept, of Ceramic Engineering Urbana, 111. SHAPIRO, Howard (BI) 222 E. 56th St., New York 22, N. Y. (Sylvania Corning Nuclear Corp.) SHAPLAND, James T. (R) 2513 Collins Rd., Pittsburgh 35, Pa. (United States Steel Corp.) SHARDLOW, L. Russel (LI) Radio Corp. of America Somerville, N. J. SHARF, John M. (G) Armstrong Cork Co. Research & Development Center Lancaster, Pa. SHARP, E. W. (RI) Pedro, Ohio (Lawrence Refractories Clay Co.) SHAVER, Richard C. (B) 2 Hamilton St., Auburn, N. Y. (Cowles Chemical Co.) SHAVER, W. W. (GF) 130 E. Fourth St., Coming, N. Y. (Coming Glass Works) SHAW, Anthony E. (S) Natco Corp., 327 Fifth Ave. Pittsburgh 22, Pa. SHAW, Charles T., Jr. (E) 5461 Stumpf Rd., Apt. 301-A Parma, Ohio (Ferro Corp.) 254 Morgan Blvd., Valparaiso, Ind. (Chicago Wheel & Mfg. Co.) SHEHEEN, Alexander (S) Standard Oil Co. (Indiana) Engineering Res. Dept. 2400 New York Ave., Whiting, Ind. SHELDON, John L. (G) 179 Dodge Ave., Corning, N. Y. (Corning Glass Works) SHELDON, R. S. (E) 2215 Wilson Ct, St. Joseph, Mich. (Whirlpool Corp.) SHELL, Haskiel R. (B) U. S. Bureau of Mines Electrotechnical Experiment Sta. Norris, Tenn. SHELTON, Philo S., Jr. (G) 130 Burr St., Fairfield, Conn. (Zell Products Corp.) SHENANDOAH SILICA CO., INC. (Herreld D. Thropp) 190 W. State St., Trenton 8, N. J. SHENANGO CHINA, INC. (Geo B. Zahniser) Box 120 New Castle, Pa. SHEPHERD, John F. (WI) Shepherd Chemical Co. 2803 Highland Ave. Norwood, Cincinnati 12, Ohio SHEPHERD, John M. (EJ) Shepherd Chemical Co. 2803 Highland Ave., Norwood 12, Ohio SHERRILL, Ernest (M) Westwood Ceramic Supply Co. 610 Venice Blvd., Venice, Calif. SHERRILL, Robert R. (El) 7003 N. Vista St., San Gabriel, Calif. (Bulwark Corp.) SHERWOOD, Melvin D. 130 Park, Joplin, Mo. SHERWOOD, Robert F. (WFI) 8080 S. W. 67th Ave., Miami 43, Fla. SEVERIN, Harold (E) SHAW, Clarence F. (WI) SHEVLIN, Thomas S. (RFI) 2317 Wright Ave., Pinole, Calif. R. R. 1, Trevor, Wise. Engineering Experiment Sta. (American Radiator & (Pickard, Inc.) Ohio State University Standard Sanitary Corp.) SHAW, Myril C. (MFI) 156 W. 19th Ave., Columbus 10, Ohio SEVERIN, Norman W. 563 Gates St., Philadelphia 28, Pa. SHIFF, Tom (R) Box 903, Alfred, N. Y. (Asbestos Textile institute) Villa Ridge Addition, R. R. 2 SEVERSIKE, Carroll L. (W) SHAW, Norman E. (R) Godfrey, 111. 23 Race St., Frenchtown, N. J. Kaiser Aluminum & Chemical Sales, Inc. (Refr. Div., H. K. Porter Co.) (Frenchtown Porcelain Co.) Three Gateway Center SHIGLEY, Donald G. (E) SEWELL, Dave W. (S) Pittsburgh 22, Fa. Whirlpool Corp. Pomona Terra Cotta Co. SHAW, Robert R. Hwy. 41 N., Evansville, Ind. Pomona, N. C. University of Washington SHIKUMA, David K. SEYBERT, Earl K. (R) 1 Milnor Roberts Hall, Seattle 5, Wash. 14 Cutter Dr., Watsonville, Calif. Davison Chemical Co. Div. W. R. Grace & Co. 101 N. Charles St., Baltimore 3, Md. SEYMOUR, Samuel L. (G) 26 Crystal Dr., Oakmont, Pa. (Pittsburgh Plate Glass Co.) SHAFFER, E. F. (G) Ohio Power Co. 65 E. Main, Newark, Ohio SHAFFER, Paul C. (G) 85 Chapel St., Seneca Falls, N. Y. (Sylvania Electric Products, Inc.) SHAFFER, Peter T. B. (B) Carborundum Co., Buffalo Ave. ii& Niagara Falls, N. SHAH, Chunilal P. Y. Bombay Potteries & Tiles Ltd. SHAW, Ronald H. (S) L. E. Shaw Ltd., Box 996 Halifax, Nova Scotia, Canada SHAW, Ronald R. (SJ) L. E. Shaw Ltd. New Glasgow, N. S., Canada SHAWNEE POTTERY CO. (A. E. Lepper) 2200 Linden Ave., Zanesville, Ohio SHAYLER, Lewis E. (G) 309 Latona Rd., Rochester 15, N. Y. (Bausch & Lomb Optical Co.) SHAYNA, Michael (S) 50 S. Railway St., W. Swift Current, Sask., Canada (Western Clay Products Ltd.) SHILLINGTON, George E. 1908 Chaucer Dr., Apt. C Cincinnati 37, Ohio SHIMADA, Hachiro Shimada Glass Laboratory, Ltd. No. 2867, 1-Chome, Sanno Ota-ku, Tokyo, Japan SHIMADA, Kuro Shin-Toyo Glass Co., Ltd. No. 47 Shimo-3-Chome Fukushimaku, Osaka, Japan SHIMER, J. B. (GI) 142 Friar Tuck Hill Sherwood Forest, Md. (Carr-Lowrey Glass Co.) SHIMMAN, Norman C. (W) Pipe Rd., Kurla, Bombay 37, India SHEARER, Walter L. (R) 2348 Ventura Dr., R. R. 1 SHALEK, Peter D. (R) Bartley Crucible & Refractories, Inc. . Walled Lake, Mich. 3910 Wolf Rd., Western Springs, 111. 15 Muirhead Ave., Box 358 (Champion Spark Plug Co.) (Argonne National Lab.) Trenton 3, N. J. SHINN, Roy E. (G) k SHAND, Errol B. (GF) 155 Reynolds Ave., Corning, N. Y. (Consultant) SHEARER, Wayne B. (R) 233 W. Logan Ave., State College, Pa. (Curtiss-Wright Corp.) Continental Can Co., Inc. Hazel-Atlas Glass Div. R. R. 2, Box 170, Canonsburg, Pa. Vol. 38, No. 10 (1959) 613 SHIPE, Paul J. (R) Moraine Prod. Div., , General Motors Corp. 1420 Wisconsin Blvd., Dayton 1, Ohio SHIPLEY, Linden E. (W) 155 E. Torrence Rd., Columbus 14, Ohio (Orton Ceramic Foundation) , ' SHIPLEY, R. A. (S) Natco Corp., 327 Fifth Ave. 4 Pittsburgh 22, Pa. : SHIPPY, Gordon D. (E) r 3700 N. 60th St., Milwaukee 16, Wise, i (A. O. Smith Corp.) 7SHIVELY, Robert R,, Jr. (G) j 1608 Alston Rd., Towson 4, Md. i (Olin Mathieson Chemical Corp.) J SHOEMAKER, George W. (S) Arketex Ceramic Corp., 6 N. Walnut St. 1 Brazil, Ind. ! SHOFFNER, James E., Jr. (G) 5033 February St. San Diego 10, Calif. (Convair) j SHONEBARGER, F. J. (G) ; General Electric Co. ' Glass Technology Lab. 1133 E. 152nd St., Cleveland 10, Ohio : SHONKWILER, Francis P. (RI) i 2516 Milford Dr., Bethel Park, Pa. (Harbison-Walker Refractories Co.) - SHOOK, Thurston W. (M) 2569 McVey Blvd., W. i Worthington, Ohio (Harrop Ceramic Service Co.) SHOOK, William B. (XI) : 98 Brevoort Rd., Columbus 14, Ohio - (Ohio State University Engineering Exp. Station) ; SHOOT, Lyle E. (L) 1882 Park Forest Ave. j State College, Pa. ! (Erie Technical Ceramics, i Div. Erie Resistor Corp.) ' SHOPHER, Sterling D. (RI) \ 1313 Pollock Rd., Mexico, Mo. ) (Mexico Refractories Co.) * SHORT, Thomas N. * 107 W. Curtiss St., Stryker, Ohio ; SHORTER, A. J. i Bonnybridge Silica & Fireclay Co. Ltd. 1 Bonnybridge, Stirling, Scotland 1 SHORTRIDGE, William F. (S) l Pacific Clay Products 1 9500 S. Norwalk Blvd. Los Nietos, Calif. . SHREMP, Raymond M. (RI) 227 S. Clay St., Zelienople, Pa. (Lava Crucible-Refractories Co.) SHUKLE, Archie A. (R) G1459 Schafer Dr., Flint, Mich. (A C Spark Plug Div. General Motors Corp.) SHULER, Billy F. (G) Libbey-Owens-Ford Glass Co. 1701 E. Broadway, Toledo 5, Ohio ' SHULHOF, William P. (B) 2181 W. Maple Ave., Flint 7, Mich. - (A C Spark Plug Div. General Motors Corp.) SHULZE, Charles E. (BI) 796 Westbrook Dr. North Tonawanda, N. Y. (Carborundum Co.) SHUMAN, Albert (G) . Polarizing Instrument Co. Irvington-on-Hudson, New York, N. Y. - SICKER, Richard E. (RJ) 295 Wendel Ave., Kenmore 23, N. Y. (Great Lakes Carbon Corp.) SIDDALL, Mark B. (BJ) Westinghouse Electric Corp. 7325 Penn Ave., Pittsburgh 8, Pa. SIDIJJVA, Miss Almitra P. ^^Massachusetts Ave. jCatnbridge 39, Mass. SIDWELL, John L. (M) /Box ^7, East Palestine, Ohio 1 (H. . Spinks Clay Co., Inc.) .j Vol. 38, No. 10 (1959) i SIEBER, Karl E. (G) 3975 Maynew Dr., Melody Lake Zanesville, Ohio (Continental Can Co., Inc.) SIEFERT, A. C. (GF) Owens-Coming Fiberglas Corp. Newark, Ohio SIEGRIST, Paul F. (L) Hamel Ave., Williamstown, Mass. (Sprague Electric Co.) SIEKMANN, John F. (R) Aluminum Co. of America 520 N. Michigan Ave., Chicago 11, 111. SIERACKI, Richard A. (W) 106 Rosedale Dr. Cheektowaga 25, N. Y. (Buffalo China, Inc.) SIEVERT, Guilio E. (R) 833 Oregon Ave., San Mateo, Calif. (Gladding, McBean & Co.) SIGWART, Harry J. (G) 732 Beechurst Ave. Morgantown, W. Va. (Seneca Glass Co.) SIKES, James W. (W) Florida Tile Industries, Inc., Box 451 608 Prospect St., Lakeland, Fla. SIKES, Leon R., Jr. (W) 2720 Easton Terrace, Lakeland, Fla. (Florida Tile Industries, Inc.) SILK, Karl Messrs. Jury Holloware Ltd. Brierley Hill, Staffs, England SILVERBERG, Carl G. (R) Willard Rd., Sturbridge, Mass. (American Optical Co.) SILVERMAN, Alexander (GFI) University of Pittsburgh 2930 Cathedral of Learning Pittsburgh 13, Pa. SILVERMAN, William B. (GFI) Owens-Illinois, Technical Center 1700 N. Westwood Ave.. Toledo 1, Ohio SILVERNAIL, Walter L. (B) Lindsay Chemical Co. Box 276, West Chicago, 111. SILVIS, Bruce V. (M) Harris Clay Co., Spruce Pine, N. C. SIMAVILLA, Juan M. Cristalerias Rigolleau S. A. Berazategui, F.C.N.G.R. Buenos Aires, Argentina SIMCOCK, J. H. 6 Lovatt Ave., Milehouse Newcastle, Stafford, England SIMISON, A. L. (GI) Owens-Coming Fiberglas Corp. Toledo, Ohio SIMMEN, Fred G. (W) 423 W. Sixth St., East Liverpool, Ohio (Hall China Co.) ' SIMMINGSKOLD, Bo Glasinstitutet i Vaxjo, Smedjegatan 3 Vaxjo, Sweden SIMMONS, E. E,, Jr. (L) 455 S. Oakland Ave., Pasadena 5, Calif. (Consultant) SIMMONS, George A., Jr. (G) Pittsburgh Plate Glass Co. Glass Research Center Box 11472, Pittsburgh 38, Pa. SIMMONS, Thomas S. (B) Argyle House, Smyrna, Ga. (Lockheed Aircraft Corp.) SIMMONS, Wilbur C. 5578 Gross Dr., Dayton 31, Ohio SIMON, A. G. (W) 8530 Wentworth St., Sunland, Calif. (Gladding, McBean & Co.) SIMONS, T. Mitchell, Jr. (WI) 213 Bandy Ave., Apt. 14 West Covina, Calif. (L. H. Butcher Co.) SIMONSEN, Victor G. Ceramica Sao Caetano S. A. Caixa Postal 278, Sao Paulo, Brazil SIMONSON, Robert B. (B) Harvey Aluminum Co. 190th & Western, Torrance, Calif. SIMPSON, Alexander J. (L) Box 560, R. R. 3 Menomonee Falls, Wise. (Globe-Union Inc.) SIMPSON, Dillon (S) Statesville Brick Co., Box 471 Statesville, N. C. SIMPSON, Frederick H. (R) 20003 Third PI., S. W. Seattle 66, Wash. (Boeing Airplane Co.) SIMPSON, Harold E. (GFI) State University of New York College of Ceramics, Alfred, N. Y. SIMPSON, John A. (S) F. B. McFarren Ltd. Streetsville, Ont., Canada SIMPSON, Joseph A. (S) 2303 Carlton, Stockton, Calif. (Pacific Clay Products) SINCLAIR, Robert R. (RI) 510 S. Osage Ave., Inglewood, Calif. (Pyro Engineering Co.) SINCLAIR, W. Robert (B) Bell Telephone Labs. Murray Hill, N. J. SINGLETON, Eric Oughtibridge Silica Firebrick Co. Steetley, Worksop, England SISKA, Albert H. (El) 822 Ellis St., Ashland, Ohio (Ferro Corp.) SISSONS, Gordon H. (S) 320 First St. Medicine Hat, Alta., Canada (Medicine Hat Brick & Tile Co., Ltd.) SIXT, Lawrence F. (W) Box 443, East Liverpool, Ohio (New Castle Refractories Co.) SKELLY, John C. (W) Trenton Potteries Co., Div. Crane Co. 311 N. Clinton Ave., Trenton, N. J. SKEOCH, James K. (M) Southern California Minerals Co. 320 S. Mission Rd. Los Angeles 33, Calif. SKEOCH, Thomas A. (X) 832 Enchanted Way Pacific Palisades, Calif. (Southern California Minerals Co.) SKEOCH, Walter K. (M) Southern California Minerals Co. 320 S. Mission Rd. Los Angeles 33, Calif. SKINNER, Kenneth G. (WI) 4223 First St., S. E., Apt. 203 Chesapeake Gardens Washington 20, D. C. (Naval Research Laboratory) SKINNER, Roger D. (G) Riverton Lime & Stone Co. Riverton, Va. SKLAREW, Samuel (R) 14829 Wyandotte St., Van Nuys, Calif. (Marquardt Corp.) SKOGEN, Haven S. (L) 400 N. Michael St., St. Marys, Pa. (Stackpole Carbon Co.) SKOK, John J. (R) 1434 N. Ridge Rd., W., Lorain, Ohio (Plibrico Co.) SKURCENSKI, Anton (G) H. I. Thompson Fiber Glass Co. 1733 Cordova St., Los Angeles 7, Calif. SKWARLO, Edward (G) 706 S. Ioka, Mount Prospect, 111. (Vacuum Ceramics, Inc.) SLAUGHTER, James A. (G) Pittsburgh Plate Glass Co., Box 15 Crystal City, Mo. SLAUGHTER, John I. (B) Coming Glass Works Ceramic Research Lab., Coming, N. Y. SLAYTER, Games (GF) Owens-Coming Fiberglas Corp. Box 415, Granville, Ohio SLICK, E. E., Jr. (R) Haws Refractories Co., 407 Main St. Johnstown, Pa. 615 jbIFER, Rodney F. (R) North American Refractories Co. SO Church St., New York 7, N. Y. . jLOAN, Allan P., Jr. Box 2169, Clemson, S. C. 5LOAN, Clarence T., Jr. (G) Continental Can Co., Inc. Hazel-Atlas Glass Div. 70 South St., Washington, Pa. ijLONAKER, John F. (RJ) ' j Findlay Clay Products Co. i Box S17, Washington, Pa. 55LUSS, Olen R. (W) { 715 S. Chapel St., Louisville, Ohio ;]$LYH, John A. (BFI) .1 American Encaustic Tiling Co., Inc. 1 1000 N. Cannon Ave., Lansdale, Pa. IsMALL, Carlton F,, Jr. (R) j 833 Harris Dr., Schenectady 9, N. Y. (General Electric Co.) jSMALLEY, a. K. (R) 5 Battelle Memorial Institute ? SOS King Ave., Columbus 1, Ohio 'SMALLEY, Howard F. (El) Pemco Corp., Research Div. 3 5601 Eastern Ave., Baltimore 24, Md. jSMELT, J. A. M. Bibliotheekcentrale 2 N. V. Philips' Gloeilampenfabrieken Eindhoven, Holland jSMID, Robert J. ; Fox Tile Distributors ` 5908 Cermak Rd., Cicero 50, 111. j SMILEY, William D. (B) Tempress Research Co., Inc. : 1036 Evelyn Ave., Sunnyvale, Calif. SMITH, Adrian F. (G) 86 E. Third St., Corning, N. Y. (Coming Glass Works) 'SMITH, Alden J. (W) R. R. 1, Carey, Ohio (Porcelain Products Inc.) ; SMITH, A. O., CORP. (W. A. Deringer) 3533 N. 27th St., Milwaukee 1, Wise. 'SMITH, Arnold N. Pilkington's Tiles Ltd. Clifton Junction, Manchester, England r SMITH, Baynard R. (L) Mitronics, Inc. \r 1290 Central Ave., Hillside, N. J. j'SMITH, Charles A. (RFI) - Mexico Refractories Co. Div. Kaiser Aluminum & Chemical Corp. i- Better Refractories Bldg., Mexico, Mo. 1 SMITH, Dennis M. Box 281, Alfred, N. Y. SMITH, Dudley C. (G> Oakdale Dr., Millville, N. J. (Kimble Glass Co.) SMITH, Earl R. (G) Pittsburgh Plate Glass Co. Glass Research Center Box 11472, Pittsburgh 38, Pa. SMITH, Gail (G) Corning Glass Works Eugene C. Sullivan Labs. Corning, N. Y. - SMITH, George W. Box 3288, Georgia Tech. Station Atlanta 13, Ga. SMITH, G. Sherwood (L) Curtiss-Wright Corp. Santa Barbara Div. 6767 Hollister Ave., Goleta, Calif. SMITH, Harlan D. (RI) Wellsville Fire Brick Co. Wellsville, Mo. .SMITH, Harry W. (L) ' 3608 Gleason Dr., Chattanooga, Tenn. (Electro-Ceramics, Inc.) SMITH, Hillard A. (WI) ; 28 Buchanan Rd., Metuchen, N. J. (jlheem Manufacturing Co.) SMIj&H, Howard J. (L) Jl? Godwin Ave., East Paterson, N. J. gTifcjnium Alloy Mfg. Div. /National Lead Co.) \ Vol. 38*? No. 10 (1959) SMITH, H. Russell (M) Box 757, East Liverpool, Ohio (Croxall Chemical & Supply Co.) SMITH, James United Fireclay Products, Ltd. 140 W. George St. Glasgow C. 2., Scotland SMITH, John Jacob (G) 1404 Pacific Ave., Natrona Heights, Pa. (Pittsburgh Plate Glass Co.) SMITH, J. Ryan (W) Fairfacts Co., Fairfacts St. Trenton 8, N. J. SMITH, J. Talbot (M) 217 Elm Ave., Morrisville, Pa. (United Clay Mines Corp.) SMITH, Kenneth E. (DFI) American Art Clay Co. 4717 W. 16th St. Indianapolis 44, Ind. SMITH, Kenneth M. (RI) United States Dept, of Interior Bureau of Mines, College Park, Md. SMITH, Leland (SI) Box 294, Darlington, Beaver Co., Pa. (Central Commercial Co.) SMITH, Loran F. (W) O. Hommel Co. 4747 E. 49th St., Los Angeles, Calif. SMITH, Peter W. (L) 1495 Kings Lane, Palo Alto, Calif. (Western Gold & Platinum Co.) SMITH, Richard D. (El) 3332 Sutton Rd., Cleveland 20, Ohio (Ferro Corp.) SMITH, Richard M. (R) 215 Seneca St., Coming, N. Y. (Coming Glass Works) SMITH, R. K. (RFI) 149 Reynolds Ave., Coming, N. Y. (Coming Glass Works) SMITH. Robert G. (L) 18 Quaker Rd., Short Hills, N. J. (Whittaker, Clark & Daniels, Inc.) SMITH, Rowland D. (G) 12 Woodlawn Ave., Coming, N. Y. (Coming Glass Works) SMITH, R. Thomas 1309 E. Promenade, Mexico, Mo. SMITH, Sidney L. (I) 16 Munson St., Le Roy, N. Y. SMITH & STONE LTD. (B. L. Matthews) Georgetown, Ont., Canada SMITH, William E. (G) 5030 Janet, Sylvania, Ohio (Owens-Illinois) SMITH, William L. (M) Georgia Marble Co. Calcium Products Div., Tate, Ga. SMITH, William R. (W) 3 Main St., Le Roy, N. Y. (Lapp Insulator Co., Inc,) . SMITH-MILLER, Jorge Casilla 162-D Cristalerias de Chile S. A. Santiago; Chile SMITS, Peter J. G. Metzen y Cia., Misiones 1536 Montevideo, Uruguay SMOAK, J. Fletcher, Jr. (XJ) 1214 Daly St., Columbia, S. C. (Babcock & Wilcox Co.) SMOCK, Alden W. (G) 505 Green Acres Dr., N. W. Huntsville, Ala. (Army Ballistic Missile Agency) SMOKE, Edward J. (WF) 11 Edgewood Rd., Metuchen, N. J. (Rutgers, The State University School of Ceramics) SMOOT, Jack M. (DI) Dogwood Ceramics - 3901 Buford Hwy., N. E. Atlanta 6, Ga. SMOTHERS, W. J. (BF) Ohio Brass Co., Barberton, Ohio Rutgers, The State University School of Ceramics New Brunswick, N. J. SNAJDR, Edward A., Jr. 647 N. Kansas St., Edwardsville, 111. SNELL, Richard G. (G) 7700 Waverly St., Pittsburgh 21, Pa. (Westinghouse Electric Corp.) SNIDER, Carl A., Jr. (G) 18814 E. Tudor St., Covina, Calif. (Kaiser Aluminum & Chemical Corp.) SNIDER, Stuart M. (S) 325 Club Dr., Salisbury, N. C. (Taylor Clay Products Co.) SNODDY, John H. (W) Gladding, McBean & Co. 2901 Los Feliz Blvd. Los Angeles 39, Calif. SNOW, L. James (S) Mifflinville, Pa. (Alliance Clay Products Co.) SNOW, Richard R. (GJ) Libbey-Owens-Ford Glass Co. 1701 E. Broadway, Toledo 5, Ohio SNOW, Roland B. (RF) United States Steel Corp. Applied Res. Lab., Monroeville, Fa. SNYDER, Ernest B. (RFI) Wheeling Steel Corp. Steubenville South Plant Steubenville, Ohio SOBON, Leon E. (BJ) 1083 Laurel St., Apt. A Menlo Park, Calif. (Stanford Research Institute) SOCIETE FRANCAISE DE CERAMIQUE (Pol Paquin) Service de Documentation 23, me de Cronstadt Paris XV, France SOCIETA ITALIANA REFRATTARI MARGHERA AZIONARIA (Domenico Giacomelli) Via Industrie 52, Casella Postale 308 Marghera, Venice, Italy SOCIETY OF GLASS TECHNOLOGY (R. W. Douglas) "Thornton," 20 Hallam Gate Rd. Sheffield 10, Yorks, England SOCONY MOBIL OIL CO., INC. (W. B. Stevens) ISO E. 42nd St., New York 17, N. Y. SODERSTRUM, William K. (SI) 374 Davis Rd., Batavia, 111. (Structural Clay Products Research Foundation) SOLBERG, Archie N. (B) University of Toledo Research Foundation 2801 W. Bancroft, Toledo, Ohio SOLOMON, Earl (RI) 1657 Boston Ridge Rd. Orchard Park, N. Y. (Electro Refractories & Abrasives Corp.) SOLVAY PROCESS DIV. ALLIED CHEMICAL CORP. Librarian, Box 271, Syracuse 1, N. Y. SOMANY, O. M. Hindusthan National Glass Mfg. Co., Ltd. 2, Wellesley PI., Calcutta 1, India SOMERS, Willford M. (W) 94 Summit St., Tiffin, Ohio (American-Standard) SOMIYA, Shigeyuki 274 Seijo, Setagaya, Tokyo, Japan SOMMER, Alfred (L) 110-N Howard Dr., Bergenfield, N. J. (Kearfott Co.) SOMMERVILLE, J. L. (GI) 338 Wood St., Clarion, Pa. (Owens-Illinois) SONTZ, Arthur (RI) 8054 S. Crandon Ave., Chicago 17, 111. (United States Steel Corp.) 617 t fills jest om ght ive C. Y. 1 ICA J y I SOOD, S. P. ! 1426 Jeffras Ave., Apt. 2 Marion, Ind. SOPP, Albert L,, Jr. (E) .144 Kenraont Ave., New Kensington, Pa. ' (Aluminum Co. of America) SORRELL, Charles A. (B) Box 111, Savoy, 111. (University of Illinois) SOSMAN, Robert B. (Honorary, BFI) Rutgers, The State University School of Ceramics New Brunswick, N.J. . SOUCEK, Edward M. (BJ) 2IS Third St., Radford, Va. (Hercules Powder Co.) SOUTH, Furman, Jr. (R) Lava Crucible-Refractories Co. First National Bank Bldg. Pittsburgh 22, Pa. SOUTHERN LIGHTWEIGHT AGGREGATE CORP. (A. Floyd Old) Box 9138, Richmond 27, Va. SOWERS, Robert M. (G) 8 Edgerton Ln., Dearborn, Mich. (Ford Motor Co.) SOWMAN, Harold G. (R) Minnesota Mining & Mfg. Co. Central Res. Lab. 2301 Hudson Ave., St. Paul 6, Minn. SOXMAN, Edwin J. (I) Box 117, Alfred, N. Y. SPACHMAN, James J. 1422 Cuyler Ave., Berwyn, 111. - SPAIN, Elmer (S) Brick & Clay Record S S. Wabash Ave., Chicago 3, 111. SPAIN, Richard W. (G) 2315 Drummond Rd., Toledo, Ohio (Owens-Illinois) SPANGENBERG, William C. (MI) 577)4-W- Ferry St., Buffalo 22, N. Y. (Titanium Alloy Mfg. Div. National Lead Co.) SPANOUDIS, Louis (G) Kimble Glass Co. 1700 N. Westwood Ave., Toledo 7, Ohio SPARROW, Paul F. (R) 2447 Old Washington Rd. Bridgeville, Pa. (Norton Co.) SPECKER, Marvin H. 4488 Chestnut Ct., Seattle 8, Wash. SPEIL, Sidney (GI) Johns-Manville Research Center Manville, N. J. SPENCE, C. F. (E) 1005 Hartford St., Worthington, Ohio (Chicago Vitreous Corp.) SPENCE, Harold I. (W) 1035 N. Edinburgh Ave., Apt. 11 Los Angeles 46, Calif. (Frank Mayer International, Inc.) SPENCER, Charles D. (GF) 2113 Taylor Rd., Cleveland 12, Ohio (Lamp Dept.. General Electric Co.) SPENCER-STRONG, G. H. (EFI) Pemco Corp., 5601 Eastern Ave. Baltimore 24, Md. SPENGLER, H. H. (G) General Electric Co. Lamp Div., Glass Technology Lab. 1133 E. 152nd St., Cleveland 10, Ohio SPINKS, H. C., CLAY CO., INC. (R. B. Carothers) Box 829 Paris, Tenn. SPINNER, Sam (G) National Bureau of Standards Engineering Ceramics Section Washington 25, D. C. ' SPIRA, Robert S. (G) 12 Summit Lane, Berkeley 8, Calif. (Spira Glass) SPIRES, Stephen T. (RI) North American Refractories Co. Mt. Union, Pa. SS^IRKO, Edward J. (RJ) F %11104 Ave. "B", Chicago 17, 111. f ^(United States Steel Corp.) ; Vol. 38, No. 10 (1959) SPLANN. Mary Theresa (L) Coming Glass Works, Coming, N. Y. SPOERRY, Henry J. Schmidheiny & Co., Ltd. Heerbrugg, (St.G.) Switzerland SPORE, William D. (W) Midway Lane, East Liverpool, Ohio (Shenango China, Inc.) SPRIGGS, Richard M. (B) 9146 Briarwood Rd., Northfield, Ohio (Ferro Corp.) SPRING, Kenneth L. (G) 1982 Ashland Way, San Jose 30, Calif. (Sylvania Electric Products, Inc.) SPROAT, Ira E. (WFI) R. T. Vanderbilt Co., 230 Park Ave. New York 17, N. Y. SPROUL, James D., Jr. Box 924, Alfred, N. Y. SPROULE, Richard T. (RJ) 5327 Henderson St., Apt. 231 Seattle 18, Wash. (Boeing Airplane Co.) SPURCK, Richard F. (L) Hanford Ln., Wilton, Conn. (Machlett Laboratories) SPYUT, Albert B. (G) Raytheon Co. 55 Chapel St., Newton, Mass. SQUIER, Charles A. (R) Owens-Illinois 1700 N. Westwood Ave. Toledo 7, Ohio STAATLICHE PORZELLANMANUFAKTUR BERLIN (Gerhard Muller) Wegelystrasse 1 (1) Berlin NW 87, Germany STAATS, Henry N. (E) Calsi-Crete, Inc. 6306 N. Cicero Ave., Chicago 46, 111. STABLEIN, Paul F,, Jr. (B) 217 Pleasant St., Joliet, 111. (Argonne National Lab.) STACH, Otto R. (R) 107 Lewis Lane, Fair Haven, N. J. (Carborundum Co.) STADDEN, Thomas B. (W) 20253 Lorain Rd., Apt. 101 Fairview Park 26, Ohio (Metal & Thermit Corp.) STADLER, Leo E. (G) 1057 Plymouth St., Windsor, Conn. (Emhart Mfg. Co.) STAFFICKER, Charles F. (G) 506 Grandview Ave., Vineland, N. J. ( Owens-Illinois) STAFFORD, W. L. (RFI) Johns-Manville Research. Center Box 159, Manville, N. J. STAHMANN, John A. (BI) 4275 Verdugo Rd. Los Angeles 65, Calif. (Marquardt Aircraft Co.) STALEY, A. E., MFG. CO. (M. J. Thomas) Decatur, 111. STALTER, Thomas L. (El) 9114-Orbitan Rd., Baltimore 14, Md. (Pemco Corp.) STAMPS, 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. May) Huntington 18, W. Va. STANGL, J. M. (W) Stangl Pottery, Trenton 4, N. J. STANGL POTTERY (J. M. Stangl) Trenton 4, N. J. STANISLAW, T. Stanley (L) Box 354, Centerport, L. I., N. Y. (Ceramics for Industry Corp.) STANLEY, David E. 8959 Cable Line Rd,, R. R. 1 Diamond, Ohio STANLEY, George v. 2752 W. 90th PI. Evergreen Park 42, 111. (Crane Co.) STANLEY, Robert J. (G) M. H. Detrick Co. Ill W. Washington St., Chicago 2, 111. STANNARD, Wilford T. (D) J. A. Dedouch Co., 608 Harrison St. Qalf Porlf Til STANSFIELD, James R. D. (S) Streator Brick Co. Div. Hydraulic-Press Brick Co. Streator, 111. STANTON, Francis, Jr. Birch Dr., Pine Plains, N. Y. STANWORTH, John Edwin 74 Ashlawn Rd. Rugby, Warwick, England (British Thomson-Houston Co., Ltd.) STAPLETON, Robert E. (L) 1 Oakwood Rd., South Acton, Mass. (Sylvania Electric Products, Inc.) STAPP, John A., Jr. (G) Union Carbide Corp., Silicones Div. Box 44, Tonawanda, N. Y. STAR PORCELAIN CO. (H. Sinclair Kerr) Box 1329, Trenton 7, N. J. STARK CERAMICS, INC. (J. H. Stewart) Box 230 Canton 1, Ohio STARKEY, Edward A. (M) 1068 Woodhill Rd., Mansfield, Ohio (Starkey Machinery, Inc.) STAUFFER CHEMICAL CO. (Philip H. McLaughlin) 380 Madison Ave., New York 17, N. Y. STAUFFER, Kenneth H. B. (W) Pfaltzgraff Pottery 1857 W. King St., York, Pa. STAVROLAKIS, J. A. (B) 211 June Dr., Pittsburgh 36, Pa. (Crucible Steel Co. of America) STEARNS, William E. (E) A. O. Smith Corp. 3533 N. 27th St., Milwaukee, Wise. STECK, Alfred B. (B) Wehr Steel Co., 2100 S. 54th St. Milwaukee 46, Wise. STECK, C. O. (G) F. J. Kress Box Co. Div. St. Regis Paper Co. One 28th St., Pittsburgh 22, Pa. STEELE, A. Preston, Jr. (S) J. C. Steele & Sons, Inc. Box 951, Statesville, N. C. STEELE, C. N. (S) J. C. Steele & Sons, Inc. Box 951, Statesville, N. C. STEELE, F. Montgomery (S) J. C. Steele & Sons, Inc. Box 951, Statesville, N. C. STEELE, G. Allen (R) 101 MacGregor Dr. Trotwood 26, Ohio (Simonds Worden White Co.) STEELE, Harry L. Shorter & Son Ltd., Copeland St. Stoke-on-Trent, England STEELE, Howard E. (G) Knox Glass, Inc., Knox, Pa. STEELE, J. C., Jr. (SF) J. C. Steele & Sons, Inc'. Drawer 951, Statesville, N. C. STEELE, J. C., & SONS, INC. (J. C. Steele, Jr.) Drawer 951, Statesville, N. C. STEELE, Richard E. (M) Ram, Inc., 1064 W. Fifth Ave. Columbus 8, Ohio STEELE, William Perrin (S) Pine Hall Brick & Pipe Co. Box 5275, Winston-Salem, N. C. STEER, George C. (G) Kimble Glass Co. Crystal Ave., Vineland, N. J. STEFL, Donald J. (R) Freeport Brick Co. Box 402, Freeport, Pa. 619 EIERMAN, Bernard L. (L) Owens-Illinois f 1700 N. Westwood Ave. 'Toledo 7, Ohio '.fEIGELMAN, H. Alan (G) f Owens-Illinois . 1700 N. Westwood Ave., Toledo 7, Ohio 1 "TEIGER, Leonard W. (E) Maywood Chemical Works 100 W. Hunter Ave., Maywood, N. J. fe "jTEIMKE, Frank C. (RI) Walsh Refractories Corp'. 101 N. Ferry St., St. Louis 7, Mo. ifEIN, Colin H. w , John G. Stein & Co. Ltd. Bonnybridge, Scotland OF ijTEIN, Ronald C. Messrs. John G. Stein & Co.. Ltd. Bonnybridge, Scotland :5TEIN, Sidney J. (B) International Resistance Co. 401 N. Broad St., Philadelphia 8. Ta. STEINER, Harry C. (L) General Electric Co. Power Tube Dept. Schenectady 5, N. Y. STEINHOFF, Fred L. (SFI) Brick Sr Clay Record--Ceramic Industry S S. Wabash. Chicago 3, 111. STEJSKAL, Ladislav M. 5210 11th, N. E., Seattle 5, Wash. .STELLE, John A. (S) Arketex Ceramic Corp., Brazil, Ind. STENQUIST. Donald R. (B) 1-A Hilltop Rd., Watertown 72, Mass. (General Electric Co.) STEPHENS, Raymond A. 775 Adair Ave., N. E., Atlanta 6, Ga. STEPHENS, Richard A. (R) General Refractories Co. 2101 Law & Finance Bldg. Pittsburgh 19, Pa. STEPHENSON, William B. (B) General Electric Co. Bldg. 700, Aircraft Gas Turbine Cincinnati 15, Ohio STERLING GRINDING WHEEL CO. (W. R. Morgan) Box SOI, Tiffin, Ohio STERRY, J. Patrick (B) Boeing Airplane Co. 1232 166th S. E., Bellevue, Wash. : STERRY, W. Michael (E) 2229 22nd Ave., N., Seattle 2, Wash. ~ (Boeing Airplane Co.) STETSON, Harold W. (L) Radio Corp. of America Semiconductor Div., Somerville, N. J. STETSON, William C. (WI) Box 44, Saxonburg, Pa. (Saxonburg Ceramics) STETTINIUS, John G. Box 1046, Alfred, N. Y. STETTINIUS, K. E. (W) Lapp Insulator Co., Inc., Le Roy, N. Y. STETTNER, Donald H. (GI) 976 Center Ave.. Lancaster, Pa. (Radio Corp. of America) STEUERNAGLE, J. H. (G) Brockway Glass Co., Inc. Wood St., Brockway, Pa. STEVENS, E. George (E) 1231 Seventh St., Hermosa Beach, Calif. (Pemco Corp.) STEVENS, Frank J. (WI) , 23 Oakley St., Summit, N. J. (Isolantite Mfg. Corp.) STEVENS, Joe (R) Murray Refractories Co., Box 338 Murray, Utah STEVENS, L. M. (M) 2907 Alabama St., La Crescenta, Calif. (Gladding, McBean & Co.) STEVENS, Robert P. (RI) 8, Chicago Fire Brick Co. Jgk 1625 W. 104th Pl,, Chicago 43, 111; frlN I STEVENS, W. B. (W) Socony Mobil Oil Co., Inc. j \ 150 E. 42nd St., New York 17, N. Y. j VOL. 38, No. 10 (1959) t ixtvjiAiUiN, jamcs R. R. 2, Mundelein, 111. (Norton Co.) STEVENTON, Kenneth John Steventon & Sons Ltd. Cledford Works Middlewick, Cheshire, England STEWART, Daniel R. 1804 Victoria Ave., Arnold, Pa. STEWART, Gerald H. British Ceramic Society Federation House Stoke-on-Trent, England STEWART, Isaac (G) 21 Porter Rd., West Orange, N. J. (Consultant) STEWART, James (M) National Engineering Co. Simpson Mix-Muller Div. 549 W. Washington Blvd. Chicago 6, 111. STEWART, J. H. (S) Stark Ceramics, Inc., Box 230 Canton 1, Ohio STEWART, John A. (GI) 419 Locust Ave., Washington, Pa. (B. F. Drakenfeld & Co., Inc.) STEWART, Malcolm (M) Commercial Minerals Co. 310 Irwin St., San Francisco 7, Calif. STEWART, Wilfred H. (R) 15 E. Elizabeth St. R. R. 1, Box 281, Schererville, Ind. (H. K. Porter Co., Inc. Refractories Div.) STIEF, W. C. (W) 158 S. Wilson Blvd. Mt. Clemens, Mich. (Mt. Clemens Pottery Co.) STILL, Henry P., Jr. (R) 31 Stoneleigh Rd., Worcester 6, Mass. (Norton Co.) STILLWATER CLAY PRODUCTS CO. (William D. Wagner) Lock Drawer 32, Uhrichsville, Ohio STIRLING, John F. James A. Jobling & Co., Ltd. Wear Glass Works Sunderland, Durham, England STOCK, Donald F. (R) 289 Maxwell Dr., Pittsburgh 36, Pa. (Harbison-Walker Refractories Co.) STOCKDALE, George F. (L) 49 Coming Blvd., Coming, N. Y. (Coming Glass Works) STODDARD, Stephen D. (RI) 1526-B 43rd St., Los Alamos, N. M. (Los Alamos Scientific Lab.) STOEN, Roger C. (SI) Cannelton Sewer Pipe Co. Cannelton, Ind. STOHL, Alfred A. (W) 374 North St., Sun Prairie, Wise. i (Wisconsin Porcelain Co.) STOHL, L. A. (W) Wisconsin Porcelain Co. 120 Lincoln St., Sun Prairie, Wise. STOLTE, Norman H. (EFI) 3974 Orchard Rd. Cleveland Heights 21, Ohio (Harshaw Chemical Co.) STONE, Benjamin (W) California Crafts 43340 N. Gratiot, Mt. Clemens, Mich. STONE, Conrad A. (G) 93 S. Remington Rd. Bexley, Columbus 9, Ohio (Federal Glass Co.) STONE, C. P. Ferramic Industries, Ltd. 25 Hydeway, Welwyn Garden City Herts, England STONE, F. R. (R) Canada Firebrick Co., Ltd. 4741 St. Ambroise St. Montreal, Que., Canada Ford Instrument Co. 31-10 Thomson Ave. Long Island City 1, N. Y. STONE, H. Nathan (B) Bay State Abrasive Products Co. Westboro, Mass. STONE, Robert A. (M) 9610 Sherwood PL, Apt. 26 Norfolk 3, Va. (U. S. Navy) STONE, Robert J. (M) John W. Higman Co. 24 State St., New York 4, N. Y. STONE, Robert L. (BFI) 3314 Westhill Dr., Austin 4, Texas (Robert L. Stone Co.) STONE, S. A. (M) Deister Concentrator Co. 901 Glasgow Ave., Fort Wayne, Ind. STONG, Guy E. (G) 926 W. Water St., Elmira, N. Y. (Coming Glass Works) STOOKEY, Stanley D. (GF) 145 Pritchard Ave,, Corning, N. Y. (Coming Glass Works) STOOPS, Robert F. (BI) 3705 Corbin St., R. R. 6 Raleigh, N. C. (North Carolina State College) STOQUERT, Frederick J. (R) 119 Bennett Circle, E., R. R. 1 Elmira, N. Y. (Corning Glass Works) STORER-FOLT, John P. (RI) 1520 Kenneth Dr. Port Credit, Ont., Canada (Standard Refractories Ltd.) STOTT, A. E. Edward Johns & Co., Ltd. Armitage Sanitary Pottery Nr. Rugeley, Stafford, England STOTT, Joseph A. (R) North American Refractories Co. 1012 National City E. Sixth Bldg. Cleveland 14, Ohio STOUT, John R. (W) 706 E. Franklin, Macomb, 111. (Illinois Edison Porcelain Div. McGraw Edison Co.) STOUT, Joseph V. (E) 102 S. Fourth Ave. Highland Park, N. J. (Metal & Thermit Corp.) STOUT, Lester L. (S) Ohio State University Research Foundation 1314 Kinnear Rd. Columbus 8, Ohio STOVER, Edward R. (B) General Electric Co. Research Lab. 123 MB Box 1088, Schenectady 8, N. Y. STOVER, Fred W. 3254 W. Shadowlawn Ave. Atlanta 5, Ga. STRADLEY, J. Grant (BI) 6853 Westerville Rd. Westerville, Ohio (North American Aviation, Inc.) STRADLEY, Norman (RI) Minnesota Mining & Mfg. Co. 2301 Hudson Rd., St. Paul 6, Minn. STRAIGHT, Lee H. (MI) Straight Engineering Co. Box 176, Adel, Iowa STRATTON, Mrs. W. B. (D) Pewabic Pottery, 10125 Jefferson Ave. Detroit 14, Midi. STREATOR BRICK CO., DIV. HYDRAULIC-PRESS BRICK CO. (James R. D. Stansfield) Streator, 111. STRICKLER, Donald W. (B) Pittsburgh Plate Glass Co. Glass Research Center Box 11472, Pittsburgh 38, Pa. 621 ^i J. **. National Lead Co., Titanium Div. Box 58, South Amboy, N. J. 5TRINGFELLOW, Allen E. (WX) 544 Woodland Ave., Haddonfield, N. J. (I-T-E Circuit Breaker Co.) STROBACH, Carl G. (E) Rheem Mfg. Co. 7600 S. Kedzie Ave., Chicago 29, 111. STROD, Arvid J. (MI) Industrial Metals Improvement Co. The Park Bldg., Pittsburgh 22, Pa. STROH, Donald G. (WJ) 303 N. Whitney St., Carroll, Iowa (U. S. Army) STROHL, John J. (R) Commercialores, Inc., Clover, S. C. STRONG, Kenneth B. (M) 4624 Belmont Park Terrace Nashville 12, Tenn. (Titanium Alloy Mfg. Div., National Lead Co.) STROTT, Adolf J. (R) 597 Crooks Ave., Clifton, N. J. (National Beryllia Corp.) STROUD, Harold L. (M) 2909 Bembridge Rd., Royal Oak, Mich. (Champion Spark Plug Co.) STROUP, Philip T. (R) Aluminum Co. of America Box 772, New Kensington, Pa. STROUPE, Howard E,, Jr. (WI) Mar Mary Apts., Wheeling, W. Va. (Wheeling Tile Co.) STRUCTURAL CLAY PRODUCTS INSTITUTE (Harry C. Plummer) 1520 18th St.. N. W. Washington 6, D. C. STRUCTURAL CLAY PRODUCTS RESEARCH FOUNDATION (Paul V. Johnson) Geneva, 111. STRUEBING, Harold J. (R) 1215 Military Rd., Buffalo 17, N. Y. (R. C. Remmey Son Co.) STRUTHERS WELLS CORP. (Karl G. Timm) 1003 Pennsylvania Ave., W. Warren, Pa. STUART, James W. (R) 1108 Vilsmeier Rd., Lansdale, Pa. (Tabor Mfg. Co.) STUBBINS, William J. (W) Fabrica de Loza "El Anfora", S. A. Box 508, Mexico 9, D, F. STUCKEY, Jasper L. (X) 1911 Sunset Dr., Raleigh, N. C. (North Carolina Dept, of Conservation & Development) STUCKEY, R. C. (W) Knox Porcelain Corp. Box 2031, Knoxville 1, Tenn. STUENKEL, Walter F. (W) General Tile Co. 438 Sheldon St., El Segundo, Calif. STUNTZ, Robert P. (R) Babcock & Wilcox Co. 161 E. 42nd St., New York 17, N. Y. STYHR, Karsten H., Jr. National Lead Co., Titanium Div. Box 58, South Amboy, N. J. SUBBARAO, Eleswarapu C. (LI) 908-A Stevendale Dr. Pittsburgh 21, Pa. (Westinghouse Electric Corp.) SUBRAMANIAN, D. R. Burn & Co. Ltd. Refractory & Ceramic Group 12 Mission Row, Calcutta 1, India SULENS, Henry A. (M) Cesco Div., Ferro Corp. Box 151, Crooksville, Ohio SULLIVAN, Eugene C. (GF) Corning Glass Works, Corning, N. Y. SULLIVAN, James D. (El) Lakeview Dr., R. R. 4 Box 107B, Pewaukee, Wise. (A. O. Smith Corp.) ' Vol. 38, No. 10 (1959) Battelle Memorial Institute 505 King Ave., Columbus 1, Ohio SULLIVAN, Joseph C. (B) 38 Fulton St., Corning, N. Y. (Corning Glass Works) SULLIVAN, Paul A. (GI) 244 Whipple Ln., Rochester 22, N. Y. (Bausch & Lomb Optical Co.) SUMMERS, Michael F. (G) General Electric Co. Box 699, Logan, Ohio SUMRELL, Ferrall N. (E) 60 White Birch Lane Parsippany, Troy Hills, N. J. (Hardwick, Hindle, Inc.) SUN, K. H. (GF) 2131 Lindsay Rd., Pittsburgh 35, Pa. (Westinghouse Electric Corp.) SUNDY, George J. 95 N. Mill St., West Nanticoke, Pa. SUR ENAMEL & STAMPING WORKS, LTD. (S. K. Sur) 24 Middle Rd., Entally Calcutta 14, India 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 14, India SURFACE COMBUSTION CORP. (Harvey C. Weller) 2375 Dorr St. Toledo 1, Ohio SURFLEET, Harold Kaylene Laboratories, Waterloo Rd. London, N. W. 2, England (Kavlene (Chemicals) Ltd.) SUTHERLAND, Clark (S) Robinson Clay Product Co. 65 W. State St., Akron 9, Ohio SUTHERLAND, Frank R. (RI) 511 Rainbow Dr., Kokomo, Ind. (Havnes Stellite Co.) SUTTON, Arthur B. (I) 2620 Glenwood Pkwy. Chattanooga, Tenn. SUTTON. Paul M. (G) Aeronutronic Div., Ford Motor Co. 2701 Halladay, Santa Ana, Calif. SUTTON, Willard H. (B) General Electric Co. 3750 "D" St., Rm. 446, MSVD Philadelphia 24, Pa. SUTTON, W. J. (RI) 24 High St., Alfred, N. Y. (State University of New York, College of Ceramics) SVEC, J. J. (WFI) Ceramic Industry 5 S. Wabash Ave., Chicago 3, 111. SVIKIS, Voldemars D. (R) Dept, of Mines & Tech. Surveys Industrial Minerals Div.- * Ceramic Sect. 40 Lydia St., Ottawa, Ont., Canada SWAIN, Arthur B. (G) Owens-Illinois 1700 N. Westwood Ave. Toledo 7, Ohio SWAIN, Richard S. (G) Pittsburgh Plate Glass Co. Glass Research Center Box 11472, Pittsburgh 38, Pa. SWALM, Phaon H. (W) 1650 Chapline Lane, Sarasota, Fla. SWANSON, Ralph A. (W) Box 113, Le Roy, N. Y. (Lapp Insulator Co., Inc.) SWART, Robert (L) 5 S. Walnut St,, Waterloo, N. Y. (Sylvania Electric Products, Inc.) SWEARENGEN, Jack C. (G) Glass Containers Corp. Box 591, Fullerton, Calif. SWEET, Larrie H. Box 787, Alfred, N. Y. (S. Paul Ward, Inc.) SWENTZEL, John P. (RI) 130 Beacon Hill Dr., Metuchen, N. J. (Carborundum Co.) SWEO, Benjamin J. (EFI) Ferro Corp. 4150 E. 56th St., Cleveland 5, Ohio SWICA, Joseph J. Box 165, Alfred, N. Y. SWICK, John B. (S) R. R. 2, Darlington, Beaver Co., Pa. (Central Commercial Co.) SWICKER, Victor C. (GF) 907 Floral Dr., Whittier, Calif. (Consultant) SWIFT, Howard R. (GF) Libbey-Owens-Ford Glass Co. 1701 E. Broadway, Toledo 5, Ohio SWIGART, Joseph J. (M) Vitro Manufacturing Co. 60 Greenway Dr., Pittsburgh 4, Pa SWINDELL-DRESSLER CORP. (Philip Dressier) Box 1888 Pittsburgh 30, Pa. SWINEHART, David C. (LJ) 3808 Ashworth Ave., Seattle 3, Wash. (Boeing Airplane Co.) SWINNERTON, Bertram B. (W) 157 Hampden Park, Tiffin, Ohio (American Radiator & Standard Sanitary Mfg. Co.) SWINNERTON, George R. (M) Box 944, Alliance, Ohio (Moore & Munger) SYLVANIA ELECTRIC PRODUCTS, INC. (B. S. Ellefson) 730 Third Ave., New York 17, N. Y. SYLVESTER, George R. (MI) Sylvester & Co. 17706 Miles Ave., Cleveland 28, Ohio SZYMASZEK, Jan Walter (R) 1793 Main St. Niagara Falls, Ont., Canada (Union Carbide Metals Co.) T TABATA, Seiichi Sasaki Glass Mfg. Co., Ltd. 1.1-Chome Yokokawa-Bashi Sumida-ku, Tokyo, Japan TADSEN, V. S. (G) Gibsonburg Lime Products Co. Gibsonburg, Ohio TAELER, David H. (El) 7317 E. Wabash Ave., Terre Haute, Ind. (Columbian Enameling & Stamping Co.) TAILBY, Roland V. (WI) Stylon Corp., Milford, Mass. TAKAHASHI, Kakuichiro (F) Nippon Glass Co. Ltd. No. 20, 1-chome Shiba Shinbashi Minato-ku, Tokyo, Japan TALBOTT, Paul T. (R) McLain Works, H. K. Porter Co., Inc. Wellsville, Ohio TALSO, Warner W., Jr. 10924 Forest Ave., Seattle 88, Wash. TALWALKAR, T. W. 8 Bagmati Rd., Jamshedpur, India (Tata Iron & Steel Co., Ltd.) TANBERG, Ragnar Drammens Glassverk Drammen, Norway TANNER, James T., Jr. (WI) Harris Clay Co., Spruce Pine, N. C. TAO, Yung (L) 6708 Del Norte Ln., Dallas 25, Texas (Texas Instruments, Inc.) TARNACKI, Walter J. (LI) 730 Lake St., Orrville, Ohio (U. S. Stoneware Co., Alite Div.) TARNOPOL, Milton S. (G) 943 Ninth Ave., Brackenridge, Pa. (Pittsburgh Plate Glass Co.) 625 i 516 W. Brightwood St. Monterey Park, Calif. (Southern California Minerals Co.) TASHIRO, Megumi Institute for Chemical Research Kyoto University Takatsuki, Osaka, Japan TATE, Frank E. (Wl) 310 Tenth St., Lincoln, 111. (Stetson China Co.) TATEM, William A. Box 1S4, Alfred, N. Y. TATNALL, R. Francis (SJ) Box 162, Darlington, Pa. .(Central Commercial Co.) TAUBER, Charles B. (L) 921 Signal Rd., Signal Mountain, Tenn. (American Lava Corp.) TAUBER, John A. (RI) 3190 Mayflower Rd. Plymouth Meeting, Pa. (E. J. Lavino & Co.) TAUBLIEB, Marvin E. (R) Kaiser Aluminum & Chemical Sales, Inc. 21957 Seabury Ave. Fairview Park 26, Ohio TAYLER, John B. (W) Louisville Pottery Co., Inc. 228 E. Bloom, Louisville 8, Ky. TAYLOR, Charles D. (S) ,.~s 219 Corriher Ave., Salisbury, N. C. (Taylor Clay Products, Inc.) TAYLOR, Charles H. (R) 8 E. Sutton Ave., Moorestown, N. J. (R. C. Remmey Son Co.) TAYLOR, Donald E. (S) 26 Bamsbury Rd., Columbia, S. C. (Richland Shale Products Co.) TAYLOR, Hiram D. (B) Diamonite Products Manufacturing Co. Shreve, Ohio ^ 3 TAYLOR, Howard U. (LI) Centralab Div., Globe-Union Inc. 900 E. Keefe Ave., Milwaukee 1, Wise. TAYLOR, J. J. (W) Ohio Brass Co., Barberton, Ohio TAYLOR, Kenneth M. (R) 1045 River Rd., Lewiston, N. Y. (Carborundum Co.) TAYLOR, Louis J. (W) Laboratory Equipment Corp. Box 151, St. Joseph, Mich. gg TAYLOR, Nelson W. (BF) Minnesota Mining & Mfg. Co. 900 Bush Ave., St. Paul 6, Minn. TAYLOR, Richard A. (S) Clay Products Assn, of the Southwest 109 Perry-Brooks Bldg., Austin, Texas TAYLOR, Robert B. (SF) Structural Clay Products Research Foundation, Geneva, 111. TAYLOR, SMITH & TAYLOR CO. (E. P. Wright) Chester, W. Va. TAYLOR, Thomas J. (R) Richard C. Remmey Son Co. Hedley St. & Delaware River Philadelphia 37, Pa. TAYLOR, Walter E., Jr. (W) Uszi .1. Thomas Works Delta-Star Electric Div. H. K. Porter Co., Lisbon, Ohio TAYLOR, W. Hampton 2156 Mayview Rd., Raleigh, N. C. TAZELAAR, George J. (M) 26441 Rose Rd., Westlake, Ohio (West Virginia Pulp & Paper Co. Polychemicals Div.) TEAGUE, A. D. (R) Babcock & Wilcox Co. 1133 Druid Park Ave., Augusta, Ga. TEAGUE BRICK & TILE CO. (L. R. Boyd, Jr.) Box 329, Teague, Texas .."AGUE, Jo M., Jr. (GFI) C Owens-Illinois Technical Center *^700 N. Westwood Ave., Toledo -7, Ohio j Voe? 38, No. 10 (1959) Georgia Institute of Tecnnoiogy Engineering Experiment Station Atlanta 13, Ga. TEETER, John N. (E) 677 Wilmot Rd., Deerfield, 111. (Thomas C. Thompson Co.) TEETOR, Paul (BF) 72 E. Main St., Somerville, N. J. (Central Commercial Co.) TEFFT, Glenn C. (S) Claycraft Co., Shawnee, Ohio TEFFT, Phillip W. (SFI) Claycraft Co., Box 866 Columbus 16, Ohio TEFFT, Willard H. (S) Claycraft Co., Spring St. Upper Sandusky, Ohio TEGELLABO RATO RIET (Brick Laboratory), (Christer Enberg) Drottning Kristinas vag 45 Stockholm O, Sweden TEICHMANN, Henry F. (G) Henry F. Teichmann, Inc. Box 11661, Pittsburgh 28, Pa. TEICHMANN, Newton N. (G) 316 Hardy Dr., Bridgeville, Pa. (Henry F. Teichmann, Inc.) TENNERY, Victor J. University of Illinois 204 Ceramics Bldg., Urbana, 111. TERMAN, Mark J. (R) Babcock & Wilcox Co. 161 E. 42nd St., New York 17, N. Y. TERRY, Griffin E. (E) 602 E. Willow, Wheaton, 111. (General Electric Co., Hotpoint Div.) TERRY, Jack H. (E) 4321 Fairfield Ave., Fort Wayne, Ind. (General Electric Co.) TESTA, Aldo P. S. A. Comercio e Industrias Souza Noschese Rua Julio Ribeiro 243 Sao Paulo, Brazil TETER, Alton R. 5185 Shoshone St., Denver 21, Colo. TEXAS BRICK CO. (W. T. Gill, Jr.) Box 510, Brownwood, Texas TEXAS VITRIFIED PIPE CO. (Paul E. Hoey) Box 117 Mineral Wells, Texas THATCHER GLASS MFG. CO., INC. (Roy S. Arrandale) 375 Park Ave., New York 22, N. Y. THEISSING, E. M. Bredero's Bouwbedrijf N. V. Kanaaldijk 22, Utrecht, Holland THEOBALD, Erwin F. (S) 1516--18th St., N. W., Canton 3, Ohio (Metropolitan Brick, Inc.) THEOBALD, Erwin F., Jr. (S) Metropolitan Brick, Inc. 1017 Renkert Bldg., Canton 2, Ohio THEOBALD, Paul R. Corning Glass Works, Components Plant Bradford, Pa. THEWS, Karl B. (L) 83-09 Talbot St. Kew Gardens, L. I., N. Y. (Titanium Alloy Mfg. Div., National Lead Co.) THIELKE, Norman R. (L) National Carbon Co., Research Labs. Box 6116, Cleveland 1, Ohio THIEMANN, John W. (LI) Alite Div., U. S. Stoneware Co. Box 119, Orrville, Ohio THIEMECKE, Harry W. (WFI) Homer Laughlin China Co. Newell, W. Va. THIESS, L. E. (LF) 5902 Edmondson Ave. Baltimore 28, Md. THOMA, Roy E., Jr. (B) 119 Underwood Rd., Oak Ridge, Tenn. (Oak Ridge National Lab.) - ILL. LaiiUJU J.J.VCiOO, w a w. w . ^ Stourbridge, England (E. J. & J. Pearson, Ltd., Firebrick Works) THOMAS, David W. (WI) R. R. 1, Box 88, Lucas, Ohio (International Minerals & Chemical Corp.) THOMAS, E. A. (E) Eljer Co., Enamel-Ware Div. Salem, Ohio THOMAS, Everett A. (RI) 3044 Coral Park Dr. Cincinnati 11, Ohio (Chas. Taylor Sons Co.) THOMAS, H. H. (M) 35 Highboy Court, Red Bank, N. J. (Pemco Corp.) THOMAS, James A., Jr. (B) Simonds Abrasive Co. Tacony & Fraley Sts. Philadelphia 37, Pa. THOMAS, Leslie A. A. General Electric Co. Ltd. Research Labs., East Lane Wembley, Middlesex, England THOMAS, M. J. (M) A. E. Staley Manufacturing Co. Decatur, 111. THOMAS, Richard V. (R) 195 St. Nicholas Ave. Worcester 6, Mass. (Norton Co.) THOMAS, Robert B. (EJ) 1321 S. Broad St,, Philadelphia 47, Pa. (Naval Boiler & Turbine Lab.) THOMAS, Robert H. (B) 2160 Delaware Dr. Cleveland Heights 6, Ohio (Case Institute of Technology) THOMASSON, Gene I. (G) 29005 Homewood Dr., Wickliffe, Ohio (General Electric Co.) THOMAS WORKS DELTA-STAR ELECTRIC DIV. H. K. PORTER CO. (Frank Mason) Lisbon, Ohio THOMPSEN, Robert S. (R) 1231 Azalea Dr., Augusta, Ga. (Babcock & Wilcox Co.) THOMPSON, A. Paul (RF) 619 Islington PI., Joplin, Mo. THOMPSON, Charles W. (R) Frank Samuel & Co., Inc. Box 50, Kittanning, Pa. THOMPSON, Clyde L. (RFI) 4922 New Plymouth Rd. Pittsburgh 27, Pa. (Harbison-Walker Refractories Co.) THOMPSON, E. A. (E) Crane Steelware Ltd. Industrial Centre 5 Quebec, Que., Canada THOMPSON, Franklin S. (W) 25 Schenck Ave., Matawan, N. J. (Atlantic Tile Mfg. Co.) THOMPSON, Fred W. (R) 3 North Pkwy., Glen Farms Newark, Del. (E. I. du Pont de Nemours & Co., Inc.) THOMPSON, G. L. Borax & Chemicals, Ltd. 35 Piccadilly, London, W. 1, England THOMPSON, James J. 3401 Wilcox Blvd. Chattanooga 11, Tenn. THOMPSON, John D. (E) 2731 Thedford Rd. Birmingham, Mich. (Briggs Manufacturing Co.) THOMPSON, Matthew S. (G) Puerto Rico Glass Corp., Box 4272 San Juan, Puerto Rico THOMPSON, Noel M. (R) 721 Shady Lane, Pittsburgh 34, Pa. (Universal Atlas Cement Co.) 627 .I r T.LETIN IfHOMPSON, Vere S. 326 Cedar St., Apt. 3, Renton, Wash. rHOMPSON, Capt. William M., Jr. (BI) Air Research & Development Command Box 603, Andrews AFB Washington 2S, D. C. SrHOMSON, Homer G. (L) | 12101 W. Howard St. j Milwaukee 14, Wise. 1 (Allen Bradley Co.) jfHOR, Murner E. (RI) Box 109, R. R. 4, Pewaukee, Wise. (Norton Co.) jHORNE, James E. (W) Case Manufacturing Corp. 1000 W. Pine St., Robinson, 111. jfHORNGATE, Bruce W. (W) 4 6213 Warrington PI. - Fort Worth 12, Texas | (Royal Tile Mfg. Co.) . 'THORNTON, George A. (M) i Ottawa Silica Co., Box 437 | Ottawa, 111. THORNTON, H. Richard (E) i University of Illinois 204 Ceramics Bldg., Urbana, 111. THORNTON, Paul E. (WI) 1708 La Taza Dr., La Canada, Calif. (Ferro Corp.) tTHORSON, Charles W. (X) Hauck Manufacturing Co. 423 McNeilly Rd., Pittsburgh 26, Pa. THRASHER, William R. (D) i 270 Merriman Rd., Akron 3, Ohio -i (Model Ceramics, Inc.) THROPP, Herreld D. (M) , Shenandoah Silica Co., Inc. 190 W. State St., Trenton 8, N. J. THUENER, Everett E. (M) General Electric Co. Bldg. 173, Rm. 1170 Schenectady 5, N. Y. THURNAUER, Hans (BFI) Minnesota Mining & Mfg. Co. Central Research Dept. - Ceramics Sect. 2103 Hudson Rd., St. Paul 6, Minn. THUT, Walter W. A. G. Hunziker & Cie, Lagerstrasse 1 Zurich, Switzerland THWIN, Maung Oo 10 Union St., New Brunswick, N. J. ; TIBBALS, Harvey L. (MI) 542 Santa Barbara Rd. i Berkeley 7, Calif. T (Minneapolis-Honeywell , Regulator Co.) , TICE, George M. (M) Proctor & Schwartz, Inc. Seventh St. & Tabor Rd. " Philadelphia 20, Pa. -TICE, Henry B,, Jr. (L) 537 S. Ninth Ave., La Grange, HI. 3 (Zenith Radio Corp.) TICKLE, William H. F. "Brown Stacks," Caldy t Nr. West Kirby, Cheshire, England (John Summers & Sons Ltd.) . TIDD, Elbert D. (L) Bell Telephone Labs, Inc., Rm. 3B-285 Whippany, N. J. TIEDE, Ralph L. (G) Owens-Coming Fiberglas Coro. Case Ave., Newark, Ohio -TIERNON, Carlos H. (M) Deister Concentrator Co. 901-935 Glasgow Ave. T Fort Wayne, Ind. -j TIFTICKJIAN, John D. (W) T Winbum Tile Mfg. Co. 1709 E. Ninth St., Little Rock, Ark. * TIGHE, Nancy J. (E) 1650 Harvard St., N. W., Apt. 116 Washington 9, D. C. (National Bureau of Standards) JTILLOTSON, Clifford (R) Tillotson Refractories Co. i ^ Box 398, Corona, Calif. 1 Vol. 38, No. 10 (1959) a* J iiLLU13Ui'i, ii. . 505 S. Murtland Ave., Pittsburgh 8, Pa. TIMM, Karl G. (M) Strothers Wells Corp. 1003 Pennsylvania Ave., W. Warren, Pa. TIMMINS, Albert R. (B) 11010 Bucknell Dr., Silver Spring, Md. (U. S. Naval Ordnance Lab.) TINKER, Dean (M) Granville, Ohio (Ohio Kilns, Inc.) TINKLEPAUGH, J. R. (RI) State University of New York College of Ceramics at Alfred Univ. Alfred, N. Y. TITANIUM ALLOY MFG. DIV. NATIONAL LEAD CO. (W. J. Baldwin) Box C, Bridge Station Niagara Falls, N. Y. TITLAR, James M. (LJ) 93-B Fairmont Ave., Kingston, N. Y. (Ferroxcube Corp.) TOBERG, John (E) Shepherd Chemical Co. 2803 Highland Ave. Cincinnati 12, Ohio TODD, Henry (W) Dee Lane, Queenston, Ont., Canada (Canadian Ohio Brass Co.) TOEPFER, George (W) Canadian Potteries Ltd. 360 Blvd. Seminaire St. Johns, Que., Canada TOLAND, 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, 111. TOLLIVER, Billy R. 15 Valley Rd., Apt. 22 Drexel Hill, Pa. TOLLY, Donald B. (E) 122 Hudson Ln., Fern Creek, Ky. (General Electric Co.) TOM, Elgin M. (L) 4208 Marlaine Dr., Toledo 6, Ohio (Kimble Glass Co.) TOMAN, Ladislav, Jr. Hilltop Circle, Lincroft, N. J. TOMASEK, A. J. (R) Walsh Refractories Corp. 101 Ferry St., St. Louis 7, Mo. TOMKINS, David E. (M) R. R. 5, Eastbrook Rd., New Castle, Pa (Shenango China, Inc.) TOOL, Arthur Q. (GF) 7325 Carroll Ave. Takoma Park 12, Md. (National Bureau of Standards) TOOLEY, F. V. (GF) 611 W. Oregon, Urbana, 111. (University of Illinois) TOPPING, John (R) .United States Steel Corp. *'525 William Penn PI. Pittsburgh 30, Pa. TORGAL, K. G. Karnatak College Quarters Near Balabheem Vyayamshala Dharwar, Mysore State,. India (Karnatak College) TORNO, Ralph F. (M) 410 Front St., Berea, Ohio (McGean Chemical Co.) TOROK, Julius J. (G) 3344 Gallatin Rd., Toledo 6, Ohio ( Owens-Illinois) TORRANCE, Fred E,, Jr. (B) Pomona Tile Mfg. Co. Box 633, Arkansas City, Kans. TORRES, Jorge (E) Cia. Industrial del Norte S. A. Apartado Postal 226 Saltillo, Coah., Mexico TORREYSON, William F., Jr. (R) Aluminum Co. of America 1615 Peachtree St., Atlanta 9, Ga. R. R. 3, Quakertown, ra. (Western Electric Co.) TOWNSEND, Franklin M. (L) Aluminum Co. of America Box 497, East St. Louis, 111. TOWNSEND, William O. (GI) 2763 Nottingham Rd. Columbus 21, Ohio (Federal Glass Co.) TOWNSLEY, Jesse M., Jr. (G) Corning Glass Works Houghton Park, Corning, N. Y. TRABERT, Loren A. (LI) General Electric Co. 1811 LeMoyne Ave., Syracuse, N. Y. TRAUB, Karl W. (L) 1215 Roselle Ave. Niagara Falls, N. Y. (Titanium Alloy Mfg. Div. National Lead Co.) TRAX, Alan M. (G) Radio Corp. of America 3301 S. Adams St., Marion, Ind. TREDENNICK, William T. (RI) Refractory Specialties Co. Box 108, Norristown, Pa. TREFFNER, Walter S. (R) 440 W. Maple Rd. Linthicum Heights, Md. (General Refractories Co.) TREISCHEL, C. C. (MFI) R. T. Vanderbilt Co., 230 Park Ave. New York 17, N. Y. TRENTON POTTERIES CO. DIV. CRANE CO. Plants #1 & #2, 309 N. Clinton Ave. Box 141, Trenton, N. J. TREPTOW, Arnold W. (E) Bell Telephone Labs. Murray Hill, N. J. TREVOR, John F. Moira Rd., Woodville Nr. Burton-on-Trent, England (John Knowles & Co., Ltd.) TREVORROW, Tom R. (G) 231 Meadow St., Ford City, Pa., (Pittsburgh Plate Glass Co.) TRIBE, Harold G. EMAIL, .Ltd. Box 4, Waterloo, Sydney, Australia TRINIDAD CLAY PRODUCTS, LTD. (Harold A. Eckel) 44, South Quay Port of Spain, Trinidad, B. W. I. TRINITY CERAMICS, INC. (E. O. Davidson) 9016 Diplomacy Row, Dallas 35, Texas TRINKLEIN, Robert L. (W) 800 College, Cleveland, Miss. (Misceramic Tile Co.) TRIPP, Harlan P. (El) 39B Aldrich Dr., Fords, N. J. (Gulton Industries) TROGOLO, Ensign John A. (RJI) Executive Dept. U. S. S. Forrestai (CVA-59) F. P. O., New York, N. Y. TROMPETER, Bernard J. (W) Champion Spark Plug Co. 8525 Butler Ave., Detroit 11, Mich. TROST, Frank W. (R) Chas. Taylor Sons Co. 5 Haddon Ave., Haddonfield, N. J. TROSTEL, L. J. (RFI) General Refractories Co., Box 1673 Baltimore 3, Md. TROSTEL, Louis J., Jr. (RI) Norton Co., 1 New Bond St. Worcester 6, Mass. TROY, H. Neal (RI) Owens-Illinois Technical Center 1700 N. Westwood Ave., Toledo 7, Ohio TROY, Walter J. (E) 888 Chili Ave., Rochester, N. Y. (Pfaudler-Permutit Inc.) TRUESDALE, Richard S. (I) Box 275, Alfred, N. Y. TRUMBULL, James L. 250 W. 45th, Seattle 7, Wash. 629 'LETIN j Harper .Electric f urnace i_orp. 1 110 Pearl St., Buffalo 2, N. Y. ] TRZASKOS, Stanley (R) 3 Fuller Merriam Co., 70 Water St. West Haven 16, Conn. fSE, Shou-cheng (LI) ' 3806-A E. 61st St. 1 Huntington Park, Calif. ' TSUCHIHASHI, Shoji Kobe University, Dept, of Chemistry Faculty of Science, Mikagc, > Kobe, Japan ' TUCKER, Donald J. (MI) 2114 Winthrop Rd. ` Huntingdon Valley, Pa. i (A. P. de Sanno & Son Co.) TUCKER, Edward F. (R) Stebbins Engineering & Mfg. Co. 363 Eastern Blvd., Watertown, N. Y. TUCKER, Harvey C. (WI) Ferro Corp., 41S0 E. 56th St. Cleveland 5, Ohio TUCKER, Roland E. (WI) Trenton Potteries Co., Div. Crane Co. 309 N. Clinton Ave., Trenton, N. J. TUNG, Chi Fang (G) 162 Salem Place White Bear Lake 10, Minn. (Minnesota Mining & Mfg. Co.) TUNG, Rey-Ching 31 Soares Ave., Grd. Fir. Kowloon, Hong Kong (I-Feng Enamelling Co. (H. K.) Ltd.) TURBETT, Paul E. (MI) R. R. 1, Dresden Hwy., Paris, Tenn. (H. C. Spinks Clay Co., Inc.) ' TURCK, Raymond L. (M) 165 Hampden Park, Tiffin, Ohio (Sterling Grinding Wheel Co.) TURCOTTE, Richard F. (R) A. M. Lockett & Co. Ltd.. Box 1426, Houston 1, Texas TURK, Harold L. Box 574, Alfred, N. Y. TURK, Richard H. (EFI) Pemco Corp., 5601 Eastern Ave. Baltimore 24, Md. TURLEY, Charles L. (B) B. F. Drakenfeld & Co., Inc. Box 519, Washington, Pa. TURNBAUGH, Jerry E. ; Massachusetts Institute of Technology Ceramics Div., Rm. 4-007 , Cambridge 39, Mass. . TURNBULL, John C. (G) Radio Corp. of America New Holland Pike, Lancaster, Pa. TURNBULL, Robert C. (L) International Business Machines Corp. Military 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, Warwick, England TURNER, Mort D. (B) National Science Foundation Antarctic Research Program Washington 25, D. C. TURNER, P. P., Jr. (RI) 669 Cascade Dr., Cincinnati 40, Ohio (General Electric Co.) TURNER, Robert C. (S) Facing Tile Institute 1947 Grand Central Terminal New York 17, N. Y. TURNER, W. E. S. (Honorary) 30 Whitworth Rd., Ranmoor Sheffield 10, England &TUTTLE, Milton A. (R) gL Box 981, Alfred, N. Y. (State University of New York ^ College of Ceramics, at Alfred Univ.) I Vfy. 38, No. 10 (1959) Spark Plug & Ceramic Group Box 231, Fostoria, Ohio TWELLS, Robert G. (GI) 2824 Edgecliff Rd. New Kensington, Pa. (Pittsburgh Plate Glass Co.) TWYFORDS, LTD. Cliffe Vale Potteries Stoke-on-Trent, England TYGART VALLEY GLASS CO. (E. A. Hinkins) Box 503 Washington, Pa. TYLER, Gary A. 14010 41st N. E., Seattle 55, Wash. TYLER, W. S., CO. (C. E. Jenks) 3615 Superior Ave., N. E. Cleveland 14, Ohio TYRRELL, Miles E. (R) Box 412, Norris, Tenn. (U. S. Bureau of Mines) TYSINGER, Ted W. (S) Box 265, Pleasant Garden, N. C. (Boren Clay Products) u UDAGAWA, Shigekazu Tokyo Institute of Technology Dept, of Ceramics Ookayama, Meguro-ku Tokyo, Japan UELTZ, H. F. G. (B) 380 Walnut St., Shrewsbury, Mass. (Norton Co.) UHRMANN, Carl J. (GF) Overlook Ct., Bellaire, Ohio (Arthur W. Schmid Co., Inc.) ULMER, Donald J. Box 826, Alfred, N. Y. ULRICH, Donald R. 161 Carolina Ave., Irvington 11, N. J. ULRICH, Robert J. (E) American--Standard 1541 S. Seventh St., Louisville 8, Ky. UNION FRANCAISE DES PRODUITS REFRACTAIRES (Louise Halm) 15, Rue de Milan, Paris 9e, France UNITED CLAY MINES CORP. (K. E. Ward) 101 Oakland St. Trenton 6, N. J. UNITED STATES BORAX & CHEMICAL CORP. (M. H. Pickard) Pacific Coast Borax Co. Div. 50 Rockefeller PI., New York 20, N. Y. UNITED STATES GYPSUM CO. (Robert Hamilton) 300 W. Adams St. Chicago 6, 111. UNITED STATES STEEL CORP. (W. S. Debenham) 525 William Penn PI. Pittsburgh 30, Pa. UNIVERSAL CLAY PRODUCTS CO. (C. L. Evans) Box 1631, Sandusky, Ohio UNIVERSAL DENTAL CO. (Joseph Kohn) 48th & Brown Sts. Philadelphia 39, Pa. UNIVERSAL POTTERIES, INC. (Harry E. Davis) Cambridge, Ohio UNIVERSAL-RUNDLE CORP. (George E. Crawford) Box 960, New Castle, Pa. UNIVERSAL-RUNDLE CORP. (H. P. Wangelin) 3305 W. Forest Home Ave. Milwaukee 15, Wise. UNUM, Robert F. (WI) 227 W. Sheridan Ave., New Castle, Pa. (Universal-Rundle Corp.) UPTON, Lee O. (G) American Optical Co. 14 Mechanic St., Southbridge, Mass. URBAN, Stephen F. (B) 268 Hartford Ave., Kenmore 23, N. Y (Titanium Alloy Div., National Lead Co.) (.oeii .-urcrau UTZ, Donald (L) 130 Park PI., Pompton Lakes, N. J. (National Beryllia Corp.) V VACCARO, Grace A. Box 576, Alfred, N. Y. VALENCIA, Camilo (W) Lima 678-4, Col. Lindavista Mexico 14, D. F., Mexico (Ferro Enamel de Mexico, S. A.) VALENTINE FIRE BRICK CO. DIV. A. P. GREEN FIRE BRICK CO. (W. H. Peterson, Jr.) Woodbridge, N. J. VALENTINE, Peter Cooney (M) Del Monte Properties Co. 620 Market St., San Francisco 4, Calif. VAN ALSTEN, Roy L. (RI) 9168 Sarasota, Detroit 39, Mich. (Ford Motor Co.) VANCE, Clarence E. (WJ) General Delivery, Lake Wales, Fla. VAN CLEAVE, A. A. (R) 8100 McGroarty St., Sunland, Calif. VAN COTT, Harrison C. (B) R.R. 1, Horseheads, N. Y. (Corning Glass Works) van den BOVENKAMP, E. C. N. V. Gouda Vuurvast Postbus 56, Gouda, Holland VAN DER BECK, Roland (LI) Carborundum Co., Refractories Div. Latrobe, Pa. VANDERBILT, R. T., CO. (Ira E. Sproat) 230 Park Ave. New York 17, N. Y. VANDERMADE, Richard J. (R) 489 Willow Dr., Pittsburgh 16, Pa. (Carborundum Co.) VAN DRESER, Merton L. (RI) Kaiser Aluminum & Chemical Corp. Refractories Research Dept. 1600 S. Main St., Milpitas, Calif. VAN GELDEREN, L. P. N. V. Ramie Union Box 51, Enschede, Holland VAN GORDON, Donald V. (MF) Metal & Thermit Corp., Rahway, N. J. VAN HORN, Harry T. (M) 741 Floral Park Rd. Franklin Square, N. Y. (Socony Mobil Oil Co., Inc.) VAN HOUTEN, Louis A. (R) Carborundum Co., Niagara Falls, N. Y. van NIEUWENBURG, C. J. Laboratorium voor Analytische Scheikunde (Microanalyse) de Vries van Heystplein 2 Delft, Netherlands VAN RAVESTEIN, John H. (SJ) 14 Douglas Rd., "Green Manorville" Hazardville, Conn. (Carpenter Engineering Services) VAN SCHOICK, Emily C. (XF) Box 491, Alfred, N. Y. VAN TASSEL, R. H. (E) 527 Green Tree Rd., Kohler, Wise. (Kohler Co.) VAN VLACK, Lawrence H. (BI) Dept, of Chem. & Metal. Engineering University of Michigan Ann Arbor, Mich, van WASSENHOVE, Pierre N. V. Sphinx-Ceramique v/h Petrus Regout Postbus 53, Maastricht, Holland VAN WIGGEREN, Charles G. (WI) Simonds Abrasive Co.' 9844 Rush St., El Monte, Calif. 631 J4.SU Inverness Ave., toieao /, winu (Owens-Illinois) VARSHNEI, Purshottam D. U. P. Glass Works Ltd. > Bahjoi, Dt. Moradabad, U. P. India VASILOS, Thomas (B) 74 Cottage Park Rd., Winthrop, Mass. (AVCO Research & Advanced Devel. Div.) VAUGHAN, W. Harry (XFI) Cherokee Brick & Tile Co., Box 58 Waterville Rd., Macon, Ga. VEALE, Jack H. (R) 406 Reedwood Dr., Joliet, III. (Illinois Clay Products Co.) VEATER, Donald J. 109 E. Irvin Ave., State College, Pa. VEIGA, Roberto A. Ceramica Santa Helena Ltda. Rua 15 De Novembro 38 Paranagua, Parana, Brazil VENABLE, Charles R., Jr. (RI) 1660 S. Oak, Bartlesville, Okla. (Phillips Petroleum Co.) VENABLE, Joe G. (G) Chattanooga Glass Co. Chattanooga 10, Tenn. VENABLE, Ray H. Box 662, Georgia Tech. Sta. Atlanta, Ga. VERBA, Richard J. (M) Schweitzer Equipment Co. 3764 Ridge Rd., Cleveland 9, Ohio VERDUCH, Antonio G. Instituto de Edafologia y Fisiologia Vegetal C. Serrano 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. VERZOCCHI, Enrico Via P. Cossa 1, Milano, Italy (Refrattari Verzocchi) VESUVIUS CRUCIBLE CO. (T. H. Harley) Box 8275 Swissvale, Pittsburgh 18, Pa. VICARY, J. W. (E) Ervite Corp., Box 1927 Presque Isle Sta., Erie 2, Pa. VICTOR INSULATORS DIV. I-T-E CIRCUIT BREAKER CO. (H. Failmezger) 280 Maple Ave. Victor, N. Y. VIDANOFF, Richard B. (GJ) General Electric Co., Quartz Plant Willoughby, Ohio VIDOSIC, Dorothy M. 2851 Buford Hwy., N. E. Atlanta 6, Ga. VIDPLAN S. A. (Daniel Ferres) Real No. 4415, Montevideo, Uruguay VIDRIERA MONTERREY, S. A. (Alfonso F. Rodriguez) Apartado 162, Monterrey N. L., Mexico VIGER, Burnett C. (G) 130 E. Third St., Corning, N. Y. (Corning Glass Works) VILENSKY, Michel B. (R) 1515 27th Ave., San Francisco 22, Calif. (Ampex Electric Corp.) VILLA M,, Enrique Empresa de Refractarios Colombo Suiza S. A., Apartado Aereo 7918 Bogota, D. E., Colombia VINAL, Francis E. (B) Radio Corp. of America 64 "A" St., Needham Heights 94, Mass. VINCENT CLAY PRODUCTS CO. (O. J. Whittemore) 615-19 State Bank Bldg. ^ Fort Dodge, Iowa Chemical Sales, Inc. 3 Gateway Center, Pittsburgh 22, Pa. VINCENT, George L. (WI) 22026 S. Millard Ave. Richton Park, 111. (Ceramic Industry) VINE, Raymond W. R. R. 1, Savona, N. Y. VINES, Raymond F. (B) International Nickel Co. 67 Wall St., New York 5, N. Y. VINTHER, E. Heikel Porcelainfabriken Norden Valby Langgade 95 Copenhagen, Denmark VIOLA, Nazzareno, Jr. 68 Gilbert Rd., Belmont, Mass. VISCONTI di MODRONE, Raimondo Soc. Ceramica Richard Ginori 1 via Bigli, Milan, Italy VITOLO, Sylvester A. (RI) 62 Old Mill Rd., Manhasset, N. Y. (Republic Aviation Corp.) VITREOUS STEEL PRODUCTS CO. (Harold C. Wilson) Box 150, Nappanee, Ind. VITRO MANUFACTURING CO. (Joseph J. Swigart) 60 Greenway Dr., Pittsburgh 4, Pa. VODICKA, Albert L. (E) Aetna Porcelain Enameling Co. 4701 Augusta Blvd., Chicago 51, 111. VOGEL, Ralph B. (M) National Lime & Stone Co., Carey, Ohio VOJNOVICH, Theodore Box 28, Weirton, W. Va. VONDRACEK, Jaroslav (W) 1108 Nicholson Rd., Apt. 4 Lincoln, 111. (Stetson China Co.) VON SCHOENBERG, George H. 350 Ch. Ste. Foy Quebec, Que., Canada VON TURY, Francis J. (DF) Lehigh Ave., Perth Amboy, N. J. (Vontury, Inc.) VOORHIES, John H. (WI) 243 Arrow Hwy., Claremont, Calif. (Pacific Tile & Porcelain Co.) VOSE, Wilfred Winstones- Roofing Tiie Works Ltd. Box 2, Plimmerton, New Zealand VOSS, Marion J. (G) 319 Westinghouse Rd. Horseheads, N. Y. (Thatcher Glass Mfg. Co.) VOSS, Raymond O. (G) 75 Corning Blvd., Corning, N. Y. (Corning Glass Works) VOSS, Wendell G. (E) 27814 Rexford Rd., Bay Village, Ohio (Ferro Corp.) VRETOS, Ep. Hellenic Co. of Chemical Products & Fertilizers Ltd. f. Leof. Amalias 20, Athens, Greece VUKOVICH, Milan, Jr. (MI) 3450 Rosewell Dr., Columbus 13, Ohio (Godfrey L. Cabot, Inc.) w WACHTMAN, John B,, Jr. (B) National Bureau of Standards, Div. 9.1 Conn. Ave. & Van Ness St., N. W Washington 25, D. C. WADE, Arthur "Hilltop," Parkside Ave. Cockermouth, Cumberland, England (Dorman, Smith Plugs Ltd.) WADE, Don E. (M) 305 Home Federal Bldg. Memphis, Tenn. (Tennessee Distributors) WADE, William S., Jr. 3934 University Way, #22 Seattle 5, Wash. Pittsburgh Plate Glass Co.) WAGNER, Bruce F. (M) B. F. Wagner Si Co. 186 N. Vernon Ave., Pasadena 3, Calif. WAGNER, Charles D. (M) B. F. Wagner & Co. 186 N. Vernon Av., Pasadena 3, Calif. WAGNER, Harold C. (R) Shoreham Drive, Box 76G, R. R. 1 St. Joseph, Mich. (Laboratory Equipment Corp.) WAGNER, Harry E., Jr. (B) 6011 Connecticut Ct. Cincinnati 24, Ohio (General Electric Co.) WAGNER, William D. (S) Stillwater Clay Products Co. Lock Drawer 32, Uhrichsville, Ohio WAGSTAFF, Frank E. 2318 Emerson Ave. Salt Lake City, Utah WAHL, Albert J. (M) A. J. Wahl, Inc., 8 Central Ave. Brocton, N. Y. WAHLGREN, Wald A. B. Gustavsbergs Fabriker Gustavsberg, Sweden WAINER, Eugene (W) Horizons, Inc., 2905 E. 79th bt. Cleveland 4, Ohio WAIVER, Gedert J. (W) 909 87th St., North Bergen, N. J. (B. G. Corp.) WAKEFIELD, Richard E. B. (L) Hetherington, Inc. 1420 Delmar Dr., Folcroft, Pa. WAKSMAN, David 1775 Longfellow Ave. New York 60, N. Y. WALDAL, James C. 2425 Second Ave., W. Seattle 99, Wash. WALDEN, Albert S. (R) National Carbon Co., Cleveland, Ohio WALKER, Henry E. (G) Harding Glass Co., Sta. B, Box 38 Fort Smith, Ark. WALKER, Herbert M. (W) Walker China Co., Solon Rd. Bedford, Ohio WALKER, John Morgan Crucible Co., l.td. Battersea Church Rd. London, S. W. 11, England WALKER, Michael A. (L) Raytheon Co. Gore Bldg., Waltham 54, Mass. WALKER, Raymond F. (B) National Bureau of Standards Washington 25, D. C. WALKER, Stuart D. (G) 112 E. Lake St., Skaneateles, N. Y. (Hevi-Duty Electric Co.) WALKER, Warren W. (B) 29 Laurel PL, Uuper Montclair, N. J. (Graphite Metallizing Corp.) WALKUP, D. H. (W) Kilgore Ceramics Corp., Box 1619 Kilgore, Texas WALLACE, Arthur B. (L) 135 N. 19th St., Olean, N. Y. (Hi-Q Div., Aerovox Corp.) WALLACE, Paul F. (BI) Aluminum Co. of America Alcoa Research Labs., Box 772 New Kensington, Pa. WALSH, Donald E. (G) Consolidated Feldspar Dept., International Minerals & Chemical Corp. East Liverpool, Ohio WALSH REFRACTORIES CORP. (A. J. Tomasek) 101 Ferry St. St. Louis 7, Mo. WALTER, Jake J. (RI) 102 Richmond Rd., Paoli, Pa. (Norton Co.) 633 WALTERS, Emmett l~ tut Libbey-Owens-Ford Glass Co. 3 1701 E. Broadway, Toledo 5, Ohio WALTON, Jesse D., Jr. (E) 2080 Fairway Circle, N. E. Atlanta 19, Ga. (Engineering Experiment Station . Georgia Institute of Technology) WALTON, Richard L. (W) Lenox, Inc., Pomona, N. J. WALWORTH, Chester A. (G) Libbey-Owens-Ford Glass Co. Box 4378, Charleston 4, W. Va. WALWORTH, Claire B. (R) 3903 Barbara Ann Dr. Monroeville, Pa. positions e dis- (Carborundum Co.) WAMBOLD, Jack (B) Beryllium Corp., Nuclear Div. ge... i water Box 37S, Hazleton, Pa. WAMPLER, Roy W. (G) Libbey-Owens-Ford Glass Co. qualities fistance. Technical Bldg., 1701 E. Broadway Toledo S, Ohio WANG, Chan-huan (L) 720 S. E. Franklin, Beaverton, Ore. (Tektronix, Inc.) i bodies WANG, Franklin F. Y. (B) 4324 N. 27th St., Milwaukee 16, Wise. (A. O. Smith Corp.) stables. 9LES WANGELIN, H. P. (E) Universal-Rundle Corp. 3305 W. Forest Home Ave. Milwaukee IS, Wise. WARD, George V. (R) McLain Works, Refractories Div. H. K. Porter Co., Inc. Wellsville, Ohio WARD, George W. (G) 1049 W. 32nd Ave. IO Vancouver 9, B. C., Canada ( Consultant) WARD, John F. (R) 226 Beechwood Rd., Norristown, Pa. (E. J. Lavino & Co.) n WARD, K. E. (M) United Clay Mines Corp. 101 Oakland St., Trenton 6, N. J. I OUT 1NIMIZSS .. . 5 WITH i Ugged irting sagger ips re WARD, Mrs. S. Paul (M) 601 Mission St., Box 345 South Pasadena, Calif. (S. Paul Ward, Inc.) WARD, Thomas J. Box 3, Ogdensburg. N. Y. WARDE, John M. (RF) Union Carbide Ore Co. 30 E. 42nd St., New York 17, N. Y. WARDEN, Alvin P. (S) W. G. Bush & Co. 174 Third Ave., N., Nashville 3, Tenn. glaze, its, reipping ressing 5LOR- WARE, Robert K. (I) 569 Hess Rd,, Apt. D Columbus 10, Ohio WARFIELD, Robert A. (G) 1644 Kenwick Rd., Columbus 9, Ohio (Federal Glass Co.) AK 'motion I clean- it-proof t ready vaways, WARGA, Casimer F. (R) 863 Colwyn Rd., Jenkintown, Pa. (Frank Samuel & Co., Inc.) WARRELL, Lincoln A. (R) Aluminum Co. of America 610 New Center Bldg., Detroit 2, Mich. WARREN, George (El) Pfaudler-Permutit, Inc. NE i Stilts, 1000 West Ave., Rochester 3, N. Y. WARREN. Sandra H. c/o Col. R. B. Warren, 019380 cos on Chief of Staff, Com Z APO 58, New York, N. Y. >LY WARREN, William R. (W) American Encaustic Tiling Co. 1000 N. Cannon Ave., Lansdale, Pa. its i iaai > | WARSHAW, Stanley I. (I) 228 Foster St., Brighton 35, Mass. WASHABAUGH, Grover C., Jr. (M) New Castle Refractories Co. illetin / * New Castle, Pa. ^Vol. 38, No. 10 (1959) WnoiHlsuiui* - -- - - --------------- (E. R. Miller) Willow St. Washington, N. J. WATANABE, Muneo Electrical Communication Lab. Kichijoji, Musashino-shi, Tokyo, Japan WATERS, Martin R. (WI)22 Red Rose Way, Levittown, Pa. (Wenczel Tile Co.) WATKINS, George B. (G) Libbey-Owens-Ford Glass Co. 1701 E. Broadway, Toledo 5, Ohio WATKINS, Ray T. (S) U. S. Tariff Commission, Ceramic Div. Eighth & E Sts., N. W. Washington 25, D. C. WATKINS, Robert V. (GJ1) 6363 Alderwood Rd., Cleveland 30, Ohio WATKINS, William E. (SI) 6363 Alderwood Rd. Cleveland 30, Ohio (Metropolitan Brick, Inc.) WATKINS, W. J. (M) Kentucky Clay Mining Co. Mayfield, Ky. WATSON, George F. (R) American Brake Shoe Co. Metallurgical Lab., Mahwah, N. J. WATSON, James F. 4663 Merle Hay Rd. Des Moines 10, Iowa WATTS, Arthur S. (Honorary, XFI) Ohio State University Dept, of Ceramic Engineering 124 W. 17th Ave., Columbus 10, Ohio WATTS, Richard L. (WJI) 138 Fairchild Circle Offutt AFB, Nebr. (U. S. Air Force) WAUFLE, Harold E. 333 Yi Grandview Ave., Zelienople, Pa. WAUGH, J. Stanley Mass. Inst, of Tech., Bldg. 20 Em. 20-C-001, Cambridge 39, Mass. WAXLER, Roy M. (B) National Bureau of Standards Conn. Ave. & Van Ness St., N. W. Washington 25, D. C. WEATON, Ralph L. (G) St. Joseph Lead Co. Zinc Smelting Div. Box 97, Monaca 6, Pa. WEAVER, Don S. (RJ) Weaver Material Service First National Bank Bldg. Jamestown, N. Y. WEAVER, Leonard W. (E) Bird & Son, Inc. East Walpole, Mass. WEAVER, R. A. (MF) Ferro Corp., 4150 E. 56th St. Cleveland 5, Ohio WEBB, Wells A. (B) Hexcel Products, Inc. 2332 Fourth St., Berkeley 10, Calif. WEBBER, H. M. (M) 226 Darwin Dr., Buffalo 26, N. Y. *' (Harper Electric Furnace Corp.) WEBBER, John J. (G) 28 Meadow Wood Dr., Holden, Mass. (Morgan Construction Co.) WEBER, Arthur W. (G) Corning Glass Works Coming, N. Y. WEBER, Berthold C. (B) 3833 Saranac Dr., Dayton 29, Ohio (Wright Air Development Center) WEBER, Charles H. (S) 3731 Bon Homme Way Concord, Calif. (Port Costa Brick Works) WEBER, Don A. (S) Deister Concentrator Co., Inc. 901 Glasgow Ave., Fort Wayne, I ml. WEBER, Gerard H. (L) 3 Birchwood Dr., S., Saugerties, N. Y. (Ferroxcube Corp. of America) WEBER, Neill (G) Mellon Institute 4400 Fifth Ave., Pittsburgh 13, 1'a. Harriot St., Woodbriage, A. j. (Synthetic Mica Co.) WEBSTER, Charles E. (RI) 311 E. Beaver St., Zelienople, Pa. (Lava-Crucible-Refractories Co.) WEBSTER, David (S) Polychemicals Div. West Virginia Pulp & Paper Co. Box 832, Charleston, S. C. WEED, S. Eugene (R) Vesuvius Crucible Co., Box 8275 Swissvale, Pittsburgh 18, Pa. WEEDY, Robert C. (R) Harbison-Walker Refractories Cc. Box 957 Windham, Ohio WEHTJE, Ernst J. 2, Hans Michelsensgatan Malmo 1, Sweden (Skanska Cementaktiebolaget) WEHTJE, Karl Fredrik A/B Rorstrands Porslinsfabriker Lidkoping, Sweden WEIDEL, Robert A. (G) 497 Apple Orchard Lane Webster, N. Y. (Bausch & Lomb Optical Co.) WEIDENBAUM, Sherman S. (G) 59 W. Second St., Coming, N. Y. (Corning Glass Works) WEIDLICH, Gilbert (M) 403 Geyer Forest Dr., Kirkwood 22, Mo. (Western Machinery & Engine Co.) WEIDMAN, V. Wesley (L) 201 Duncan Ave., Wilmington 3, Del. (E. I. du Pont de Nemours & Co., Inc.) WEIGEL, Robert C. (R) 2 Melody Lane, Mexico, Mo. (Mexico Refractories Co. Div. Kaiser Aluminum & Chemical Corp.) WEINSTEIN, Alex (G) EdnaLite Optical Co., Inc. 200 N. Water St., Peekskill, N. Y. WEINTRITT, Donald J. (MI) Baroid Div., National Lead Co. Box 1675, Houston 1, Texas WEIS, Joseph H. (L) 60S Demong Dr., Syracuse 3, N. Y. (General Electric Co.) WEIS, Robert J. (W) 3902 Brownsville Rd. Pittsburgh 27, Pa. (Berkshire Chemicals, Inc.) WEIS, Valentine E. (W) Stetson China Co., Lincoln, 111. WEISE, Robert L. (G) 101 Florence Ave., R. R. 3 Logan, Ohio (General Electric Co.) WEISS, David Aeronutronic Div., Ford Motor Co. Space Technology Operations Box 697, Newport Beach, Calif. WEISS, E. Joseph (BFI) Dept, of Ceramic Engineering University of Texas, Austin, Texas WEISS, Gerhart (R) American Thermocatalytic Corp. 200 E. Second St. Mineola, L. I., N. Y. WEISS, W. Russell (R) Wellsville, Mo. (Wellsville Fire Brick Co.) WEISZ, Robert S. (B) Telemeter Magnetics, Inc. 2245 Pontius Ave. Los Angeles 64, Calif. WELCH, A. Philip (BI) 741 Amiford Dr., San Diego 7, Calif. (Convair) WELCH, James S. American Ceramic Society 4055 N. High St., Columbus 14, Ohio WELCH, John C., Jr. (E) 23 W. Norman Ave., Arcadia, Calif. (O. Hommel Co.) 635 Dominion Firebrick .& Clay Products (1954) Ltd. Claybank, Sask., Canada WELLER, Barton L. (L) 'Vitramon, Inc. Box 544, Bridgeport 1, Conn. WELLER, Harvey C. (G; Surface Combustion Corp. 2375 Dorr St., Toledo 1, Ohio WELLING, Charles E. (R) Ford Motor Co., Scientific Lab. Engr. Staff, Box 2053 Dearborn, Mich. WELLS, A. A. (WF) Homer Laughlin China Co. Newell, W. Va. WELLS, Ames H. (S) Richland Shale Products Co. Box 4126, Columbia, S. C. WELLS, J. M. (W) Homer Laughlin China Co. Newell, W. Va. WELLS, Ralph G. (B) Crucible Steel Co. of America Central Research Lab. Box 7257, Pittsburgh 13, Pa. WELLS, Robert M. (W) Homer Laughlin China Co. Newell, W. Va. WELSH, John J,, Jr. (G) . Mississippi Glass Co. 88 Angelica St., St. Louis 7, Mo. WELSH, Terrance R. (G) 484 E. Beechwold Blvd. Columbus 14, Ohio WELSHANS, L. T. (R) Diamond Alkali Co., Cement-Coke Div. 300 Union Commerce Bldg. Cleveland 14, Ohio WELTE, Ralph J. (S) Summit Pressed Brick & Tile Co. Box 533, Pueblo, Colo. WELTERLEN, James D. (LI) 1428 Ontario Ave., Pasadena, Calif. (Gladding, McBean & Co.) WENCZEL, C. (W) Wenczel Tile Co., Box 908 Trenton, N. J. WENCZEL TILE CO. (C. Wenczel) Box 908, Trenton, N. J. WENDT, Nelson E. (M) American Potash & Chemical Corp. 595 Foch Blvd., Williston Park, N. Y. WENGER, James A. L. Messrs. Wengers Ltd., Etruria Stoke-on-Trent, Stafford, England WENNING, W. F. (E) Ceramic Color & Chemical Mfg. Co. Box 297, New Brighton, Pa. WENTWORTH, Sally A. Box 1417, Alfred, N. Y. WENTZ, B. B. (S) Belden Brick Co. 700 W. Tuscarawas St., Canton 1, Ohio WERKEMA, Thomas E, (S) Dow Chemical Co., Midland, Mich. WERNER, Alan J. (G) 159 Watauga Ave., Coming, N. Y. (Coming Glass Works) WEST, Frank Haslemere Greenlane Buxton, Derby, England (Derbyshire Silica Fire Brick Co.) WEST, Howard F. (R) Illinois Clay Products Co. 68 N. Chicago St., Joliet, 111. WEST, Richard R. (BI) Box 493, Alfred, N. Y. (State University of New York) College of Ceramics, at Alfred Univ.) WESTBROOK, J. H. (B) General Electric Co., Rm. 3C20 Research Laboratory, The Knolls Schenectady, N. Y. WESTERN BRICK CO. (I. R. Cline) Danville, 111. WESTERN CLAY MFG. CO. (A. C. Bray, Jr.) Box 176, Helena, Mont. Vol. 38, No. 10 (1959) (O. S. Mundy; iJeyi. . o-i/ Hawthorne Sta., Chicago 23, 111. WESTERN ELECTRIC CO., INC. (W. J. Scott) 2500 Broening Hwy. Baltimore 24, Md. WESTERN FELDSPAR MILLING CO. (V. E. Magnuson) Box 671 Salida, Colo. WESTINGHOUSE ELECTRIC CORP. (John D. Hamish, Jr.) Derry, Pa. WESTLAKE, C. Rogers (LI) 1961 Christmas Run Blvd. Wooster, Ohio (Diamonite Products Mfg. Co.) WESTMAN, A. E. R. (GF) Ontario Research Foundation 43 Queen's Park Toronto 5, Ont., Canada WESTMONT, O. B. (R) Johns-Manville Products Corp. Lompoc, Calif. WESTON, Ralph H. (SI) Arketex Ceramic Corp., Brazil, Ind. WEST-ORAM, Francis G. 11 Walnut Lane, Hartford Northwich, Cheshire, England (Imperial Chemical Industries Ltd.) WEST VIRGINIA BRICK CO. (Claude F. Wiseman) Box 1071 Charleston 24, W. Va. WEXLER, Aaron (B) Westinghouse Research Labs. Beulah Rd., Pittsburgh 35, Pa. WEYL, Woldemar A. (GF) College of Mineral Industries Pennsylvania State University University Park, Pa. WHALEN, Thomas J. (B) 7678 Harding St,, Taylor, Mich. (Ford Motor Co.) WHEELER, D. D. (W) 51 Maple Ave., Madison, N. J. (Titanium Alloy Mfg. Div. National Lead Co.) WHEELER, Marvin Q. (G) Coca-Cola Co., Engineering Dept. Drawer 1734, Atlanta 1, Ga. WHEELER, William H. (BI) 6809 Queens Ferry Rd. Baltimore 12, Md. (Martin Co.) WHEELING STEEL CORP. (Ernest B, Snyder) Steubenville South Plant Steubenville, Ohio WHERRY, Allen P. (BI) 9652 Oakdale Rd.,`Parma 29, Ohio (Thomas Associates, Inc.) WHITACRE, D. D. (R) Whitacre-Greer Fireproofing Co. Waynesburg, Ohio WHITACRE-GREER FIREPROOFING CO. t (D. D. Whitacre) Waynesburg, Ohio WHITACRE, Maxwell L. (M) Carborundum Co., Buffalo Ave. Niagara Falls, N. Y. WHITAKER, Fred A. (WI) 451 Oak Ridge Rd., Clark, N. J. (General Ceramic? Corp.) WHITAKER, H. Rustless Iron Co. Ltd., Lawkholme Ln. Keighley, Yorks, England WHITAKER, L. R. (SFI) Carolina Ceramics, Inc., R. R. 3 Columbia, S. C. WHITE, Frank L. (G) 12147 Manor, Detroit 4, Mich. (Ford Motor Co.) WHITE, George D. (B) 2064 Douglas Lane White Bear Lake 10, Minn. (Minnesota Mining & Mfg. Co.) WHITE, Harold E. (RFI) 197 Beech Rd., Butler, Pa. (Lava Crucible-Refractories Co.) General Dynamics Corp. Box 608, San Diego 12, Calif. WHITE, J. F. (B) 2016 Arrowood Dr., Cincinnati 31, Ohio (General Electric Co.) WHITE, John M. (L) Sperry Electronic Tube Div. Gainesville, Fla. WHITE, Jonathan S. (W) 1302 Singer PI. Wilkinsburg, Pittsburgh 21, Pa. (Carborundum Co.) WHITE, O'Mara (G) 642 Fairmont Ave., Westfield, N. J. (Carborundum Co.) WHITESELL, Lysle E. (R) Wellsville, Mo. (Wellsville Fire Brick Co.) WHITESIDE, Samuel F. (G) Pittsburgh Plate Glass Co. Glass Research Center Box 11472, Pittsburgh 38, Pa. WHITFIELD, Robert E. (R) 1079 Benz Ave., Cincinnati 38, Ohio (Chas. Taylor Sons Co.) WH1TFORD, William G. (DF) Box 38, Olympia Fields, 111. (University of Chicago) WHITING, Harvey W. Box 202, Lacona, N. Y. WHITLEY, Jack O. (MI) 2357 Parkwood Dr., N. W. Warren, Ohio (Titanium Alloy Mfg. Div. National Lead Co.) WHITNEY, Earl J. (GJ) Corning Glass Works, Charleroi, Pa. WHITNEY, John B. (E) 1056 Kevin Rd., Wichita 14, Kans. (Boeing Airplane Co.) WHITSON, Ralph E. (W) Aluminum Co. of America Box 300, Bauxite, Ark. WHITSON, Richard E., Jr. (R) 707 N. Broad St., Apt. GL Elizabeth, N. J. (Georgia Kaolin Co.) WHITTAKER, Clyde M. (W) Box 960, New Castle, Pa. (Universal-Rundle Corp.) WHITTAKER, G. Ward (W) Union Meeting Rd., Gen. Del. Bluebell, Montgomery County, Pa. (Universal-Rundle Corp.) WHITTEMORE, J. W. (SFI) Virginia Polytechnic Institute Blacksburg, Virginia WHITTEMORE, O. J. (S) Vincent Clay Products Co. 615-19 State Bank Bldg. Fort Dodge, Iowa WHITTEMORE, O. J., Jr. (RI) Norton Co., Worcester 6, Mass. WHITTEMORE, Russell G. (G) Pittsburgh Plate Glass Co. One Gateway Center. Pittsburgh 22, Pa. WHITTLE, Francis F. (L) Westinghouse Electric Corp. Box 284, Elmira, N. Y. WIBERG, Orjan AB Svenska Metallverken Vasteras, Sweden WICKE, Warner C. .(L) General Electric Co., Cart 4 One River Rd., Schenectady, N. Y. WICKS, John B. .(B) Hubbard & Co., Box 61, Lyons, 111. 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, Ohio WIGGINS, Robert R. . 802 Byford Blvd., Endwell, N. Y. 637 206 Rand Ave-, raimeu i-ost, i. (Corning Glass Works) WILANSKY, Harold (G) 69 Meadow Brook, Corning, N. Y. (Corning Glass Works) WILBANKS, William H. (L) Tektronix, Inc., Box 831 Portland 7, Ore. 4.WILC0X, David L. (I) j University of Illinois 4. 204 Ceramics Bldg., Urbana, 111. j WILCOX, Herman G. (R) I 800 Ross Ave., Pittsburgh 21, Pa. I (Harbison-Walker Refractories Co.) | WILCOX, James W. (S) i Alliance Clay Product Co. | Alliance, Ohio {WILCOX, Paul D. j 59 S. Grant St., Midvale, Utah \ WILD, Alfred (S) 1 Box 792, Niles, Calif. I (Kraftile Co.) 1 WILD, Rudolf F. (W) i American Feldmuehle Corp. 1 11 W. 42nd St., New York 36, N. Y. {WILDER, David R. (BI) '> 1212 S. Third St., Ames, Iowa j (Ames Laboratory, U.S.A.E.C.) r; WILKE, William P., Ill (M) j Hammond Lead Products, Inc. 5231 Hohman Ave., Box 912 - Hammond, Ind. i WILKES, Gordon B. (RF) t Box 426, East Orleans, Mass. i WILKES, James R. (R) Mexico Refractories Co. j Div. Kaiser Aluminum & Chemical Corp. j Better Refractories Bldg. - Mexico, Mo. ; WILKINS, Ian Hugh (W) 1 325 Old Quarry Rd. Kingston, Ont., Canada (Frontenac Floor & Wall Tile, Ltd.) WILKINS, William W. (M) 1454 Hagey Dr., Barberton, Ohio (Ferro Corp.) WILLEMS, H. W. V. (G) -= 1513 Pacific Ave. - Natrona Heights, Pa. (Pittsburgh Plate Glass Co.) ? WILLIAMS, Alan B. (RI) 105 McCarthy Dr., Augusta, Ga. (Babcock & Wilcox Co.) - WILLIAMS, Arthur E. (G) i 1214 Eighth St., Moundsville, W. Va. (Fostoria Glass Co.) WILLIAMS, Charles N. (El) 19027 S. 47th., Seattle 88, Wash. (Boeing Airplane Co.) : WILLIAMS, C. K., & CO. (E. H. Kroepel) 2001 Lynch Ave. East St. Louis, 111 WILLIAMS, Clyde (RF) 50 W. Gay St., Suite 470 \- Columbus 15, Ohio (Clyde Williams & Co.) T WILLIAMS, George F. (G) IS Owens-Illinois, Technical Center it 1700 N. Westwood Ave., Toledo 1, Ohio WILLIAMS, Harry M. (WI) Insulator Dept., General Electric Co. Box 57, Baltimore 3, Md. WILLIAMS, James L. (R) A. P. Green Fire Brick Co. Ltd. te 656 Evans Ave. Vancouver 4, B. C., Canada WILLIAMS, James O. 605 Page, Vandalia, Mo. ; WILLIAMS, John A. (W) Box 250, Trenton 2, N. J. (Mitchell-Bissell Co.) ' WILLIAMS, John C. (L) 7 Mt. Vernon Way, Whippany, N. J. (Bell Telephone Labs.) WILLIAMS, Josephine L. (B) { Cedar Lane Farm R. R. 1, Foster, Ohio (Cincinnati Milling Machine Co.) > f \j Bulletin' Vol. 38, No. 10 (1959) Electrochemicals Dept., Ceramics Div. Wilmington 98, Del. WILLIAMS, Lawrence (G) Box 652, San Antonio 6, Texas (Artist in Glass) WILLIAMS, Leroy L., Jr. (El) 3006 Adams Ave., Evansville, Ind. (Whirlpool Corp.) WILLIAMS, Robert B. (L) 315 Dawn St., Signal Mountain, Tenn. (American Lava Corp.) WILLIAMS, Robert H. (R) C. E. Thurston & Sons, Inc. Box 2411, Norfolk 1, Va. WILLIAMS, Robert M. (RI) 5809 Royal Oak Ave., Baltimore, Md. (General Refractories Co.) WILLIAMS, Walter E. (WI) New Castle Refractories Co. New Castle. Pa. WILLIARD, William F. (M) Denison Engineering Div. American Brake Shoe Co. 1160 Dublin Rd., Columbus 16, Ohio WILLIS, James B. (EF) 309 Timonium Rd., Timonium, Md. (Pemco Corp.) WILLIS, James L. (R) Kaiser Aluminum & Chemical Sales, Inc. 3 Gateway Center. Pittsburgh 22, Pa. WILLMORE, Tracy A. (R) University of Illinois 204 Ceramics Bldg., Urbana, III. WILSON, Bonum S., Jr. (RJ) 940 River Rd., Youngstown, N. Y. (Carborundum Co.) WILSON, Calvin S. (G) Libbey Glass Div., Owens- Illinios Ash St. & Wheeling R.R. Toledo 1, Ohio WILSON, Charles L. (S) 217 N. Meridian St., Brazil, Ind. (American Vitrified Products Co.) WILSON, Glenn I. 1415 N. Fourth St., Apt. 12 Columbus 1, Ohio WILSON, Harold C. (El) Vitreous Steel Products Co. Box 150, Nappanee, Ind. WILSON, Homer W. (S) Delaware Clay Co. Box 352, Delaware, Ohio WILSON, Hugh H., Jr. (BI) Clemson College, Olin Hall Clemson, S. C. WILSON, Maurice S. (R) 14 Reynolds Dr., Wallingford, Conn. (American Refractories & Crucible Corp.) WILSON, Robert C. (WI) 1079 Afton Rd., Columbus 21, Ohio (American Nepheline Ltd.) WILSON, Robert F. (L) Durakool, Inc. 1010 N. Main St., Elkhart, Ind. WILSON, Roger E. (R) 3143 Chauncey Ave. San Diego 11, Calif. (Narmco Industries, Inc.) WINBURN, H. L. (S) Box 1369, Little Rock, Ark. (Winburn Tile Mfg. Co.) WINCHELL, Richard (R) Westinghouse Electric Corp. Atomic Power Dept., Box 355 Pittsburgh 30, Pa. WINCHESTER, George L., Jr. 2513 Stafford Ave., Raleigh, N. C. WINDLER. Jerold A. Missouri School of Mines Apt. 1-3, Rolla, Mo. WINEMILLER, William F. (R) 11 Ardmore Road. Worcester 9, Mass. WINSHIP, Lee C. (GI) Raytheon Co., 465 Center St. Quincy, Mass. (.Consultant.) WINTER, Aniuta Institut d'optique Theorique et Appliquee, 3, Bid Pasteur Paris (15) France WINTER, Edward (D) 11020 Magnolia Dr. Cleveland 6, Ohio (Enamelist) WINTER, Gary E. (GJI) 7325 Manor, Dearborn, Mich. (Ford Motor Co.) WIRTH, David G. 618 Catherine St., Joliet, 111. WISCONSIN PORCELAIN CO. (L. A. Stohl) 120 Lincoln St. Sun Prairie, Wise. WISE, Andrew E. (S) Zonolite Co., Box 217 Travelers Rest, S. C. WISE, Douglas (XJ) 5 Irving St., Alden, N. Y. (Carborundum Co.) WISE, L. G. (B) E. I. du Pont de Nemours & Co. Central Research Dept. Experimental Station Wilmington, Del. WISEMAN, Claude F. (S) West Virginia Brick Co. Box 1071, Charleston, W. Va. WISHART, A. W. (G) Knox Glass, Inc. Knox, Clarion Co., Pa. WISHOSKI, I. Stanley (R) Industrial Heating 1400 Union Trust Bldg. Pittsburgh 19, Pa. WISS, J. E. (MFI) 1339 Lincoln Rd., Columbus 12, Ohio (Consultant) WITMER. Frank (G) 6l2 W. Main St., Woodville, Ohio (Ohio Lime Co.) WITSCHEY, Ray A. (R) 204 Mary Ann Dr., Glenshaw, Pa. (A. P. Green Fire Brick Co.) WITSELL, William A. (L) Burroughs Corp., Research Center Paoli, Pa. WITTER, Raymond B. (I) Edificio Galipan, A-5-C, Av. Miranda El Rosal, Caracas, Venezuela (Fabrica de Productos Ceramicos) WITUCKI, Robert M. (G) 139 Olive Mill Rd. Santa Barbara, Calif. (Hoffman Electronics Corp.) WITZEMANN, A. W. (W) Eljer Co. Div, Murray Corp. of America Ford City, Pa. WOHLFORT, Sam W. (G) Libbey-Owens-Ford Glass Co. 1701 E. Broadway Ave. Toledo 5, Ohio WOLF, William F. (G) R. R. 2, Crest Vue Rd. Washington, Pa. (B. F. Drakenfeld & Co.) WOLFF, Robert L. (W) Centralab Div., Globe-Union Inc. 900 E. Keefe Ave., Milwaukee 1, Wise. WOLFENSPERGER, R. E. (R) 231 Martin Ave., Pittsburgh 16, Pa. (Tom Brown Industrial Supply Co.) WOMELDORPH, R. C. (G) Owens-Coming Fiberglas Corp. Glass Research Lab., Newark, Ohio WONG. Y. Y. (X) 5741 S. Kenwood Ave., Chicago 37, 111. WONGSOREDJO, Rasmadji Balai Penjelidikan Keramik (Ceramic Institute) Djl. Raya Timur 322 Bandung, Indonesia 639 ia HI or s Super roducts aments, a brick, shapes, irmined educed. irties of is field, dressing \rably .( and Carolina J highly Bn used d wide jhes are : Mullite Because securing er costs. a sheets contain and any ! asking, sed use. WOO, Robert K. F. Box 3702, Georgia Tech. Station Atlanta 13, Ga. WOOD, Clifton E. (W) 512 E. Ellen, Fenton, Mich. (A C Spark Plug Div., General Motors Corp.) WOOD, Kenneth T. (R) " 102 Grace Blvd., Painted Post, N. Y. (Corning Glass Works) WOOD, Llewellyn, Jr. (S) Carrington Woods, R. R. 4, Box 209 Milledgeville, Ga. (Oconee Clay Products Co.) WOOD, Russell K. (WI) 3900 E. California St. Pasadena 10, Calif. (Wallace China Co., Ltd.) WOODBRIDGE, Thomas C. 22 Walkwood Rise Beaconsfield, Bucks, England (British Bath Co. Ltd.) WOODRUFF, Calvert M. (W) American Nepheline Ltd. 25 King St., W. Toronto 1, Ont., Canada WOODRUFF, Ernest W. (R) Refractory Products Co. 910 Custer Ave., Evanston, 111. WOODRUFF, Roger W. 5364-B Youngridge Dr. Pittsburgh 36, Pa. WOODS, C. J. (X) Philips Electronics, Inc. Instruments Div. 750 S. Fulton Ave. Mount Vernon, N. Y. WOODS, Hubert (B) Portland Cement Assn. 33 W. Grand Ave,, Chicago 10, 111. WOODS, William J. (M) Pennsylvania Glass Sand Corp. Box 627, Lewistown, Pa. WOODVILLE LIME PRODUCTS CO. (J. Robert Cowell, Jr.) 2140 Jefferson Ave., Toledo 2, Ohio WOODWARD, Roger (WI) 200 Alaimo Dr., Rochester 10, N. Y. (Victor Insulators Div. I-T-E Circuit Breaker Co.) WOODY, John H,, Jr. (L) D. M. Steward Mfg. Co., Box 510 Chattanooga, Tenn. WOOLDRIDGE, Morris L. (R) Owens-Coming Fiberglas Corp. Research Center, Newark, Ohio WOOLEY, Seward E. (RI) 18 E. Brown St., Somerville, N. J. (Johns-Manville Research Center) WOOSLEY, Robert D. (W) Aluminum Co. of America Box 300, Bauxite, Ark. WOOTEN, John H. (S) Elgin-Butler Brick Co., Elgin, Texas WOOTEN, Richard M. (G) 602 American Rd., Nashville 9, Tenn. (Tennessee Mirror Co.) WORCESTER, R. L. (S) Purington Brick Co. Box 110, Galesburg, 111. WORCESTER ROYAL PORCELAIN CO., LTD. (Joseph F. Gimson) Royal Porcelain Works Severn St., Worcester, England WORCESTER, W. G. (XFI) 720 Sask. Crescent E. Saskatoon, Sask., Canada (Consultant) WORK, Lincoln T. (M) 15 N. Crescent, Maplewood, N. J. (Consultant) WRIGHT, E. P. (WI) Taylor, Smith & Taylor Co. Chester, W. Va. WRIGHT, J. E. . Messrs. A. G. Hackney & Co., Ltd. Fairfield Pottery, Stoke-on-Trent Hanley, England ; VOL 38, No. 10 (1959) WRIGHT, John C. (RJ) Box 534, Beamsville, Ont., Canada (General Refractories Co. of Canada) WRIGHT, J. W. (GI) Owens-Illinois 1700 N, Westwood Ave. Toledo 7, Ohio WRIGHT, Louis H. (WJ) 612 Castleton Ave. Staten Island 1, N. Y. (Woodbridge Sanitary Pottery Corp.) WU, J. C. C. (G) Owens-Illinois Technical Center 1700 N. Westwood Ave. Toledo 7, Ohio WUELLNER, Joseph F. (E) 8581 Wyatt Rd., Brecksville, Ohio (Ferro Corp.) WURTSBAUGH, C. G. (W) Glostex Chemicals, Inc. 3056 Bandini Blvd. Los Angeles 23, Calif. WUSKE, H. H. (S) 414 Case PI., N. W., Canton, Ohio (Metropolitan Brick, Inc.) WUSKE, Richard L. 133 W. Blake Ave., Columbus 2, Ohio WYANDOTTE CHEMICALS CORP. (Paul E. Burchfield) 1609 Biddle Ave., Wyandotte, Mich. WYCKOFF, W. R. (R) Joseph Dixon Crucible Co. 167 Wavne St., Jersey City 3, N. J. WYGANT, James F. (RI) Standard Oil Co. (Indiana) F.ngineering Research Dept. Box 710. Whiting, Ind. WYMAN, George F. (S) Ozark Smelting & Mining Co. W. Fourth St., Box 855 Coffeyville, Kans. WYNDHAM-QUIN, Francis H., Jr. (RI) 130 S. Tatnall St., Milledgeville, Ga. (General Refractories Co.) WYSONG. Charles F. (B) 425 Clay St., Marietta, Ga. (Georgia Institute of Technology) WYSOR, D. C. (R) 50 Church St., New York 7, N. Y. YAMAGUCHI, Mitsuo (W) 68 Oakwood Ave., Kearny, N. J. (Noritake Co., Inc.) YAMAMOTO, Hideo (G) 40 Central Park S., New York 19, N. Y. (Asahi Glass Co.) YAMASAKI, Kazuo: Chemical Institute, Science Faculty Nagoya University Chikusa, Nagoya, Japan YAMAUCHI, Toshiyoshi Tokyo Kogyo Daigaku (Tokyo Institute of Technology) Ookayama, Meguro-Ku, Tokyo, Japan YARTE, Andrew A. (W) Productos Ceramicos, S. A. Apartado 486, Monterrey, N. L., Mexico YARTE, Eugene A. (W) Industrias Procesa, Apartado 486 Monterrey, N. L. Mexico YATES, Donald N., Jr. 7641 Parkview Dr., Columbia, S. C. YATES, James W. (I) 736 Portage Ave., Apt. 5 South Bend 16, Ind. YAVORSKY, Paul J. (B) Zirconium Corp. of America 31501 Solon Rd., Solon, Ohio YAWITZ, Murray (G) Fish-Schurman Corp. 70 Portman Rd., New Rochelle, N. Y. YENCKEN, Arthur J. R. E. L. Yencken & Co. Pty. Ltd. 58-72 Queen's Bridge St. South Melbourne, Vic., Australia YERRICK, William B. (R) Allegheny Ludlum Steel Corp. Brackenridge, Pa. X O O'... United Clay Mines Corp. 101 Oakland St., Trenton, N. J. YOSHIKI, Bumpei 304 Tsurumi-cho, Tsurumi-ku Yokohama, Japan (Asahi Glass Co.) YOST, Ernest L. (G) Continental Can Co., Inc. Hazel-Atlas Glass Div. R. R. 2, Box 170, Canonsburg, Pa. YOUNG, David A. (S) Cloud Ceramics, Concordia, Kansas YOUNG, Herbert N,, Jr. (WJ) Zeller Corp. Fort Wayne Rd., Defiance, Ohio YOUNG, Howard S. (B) R. R. 1, Chadds Ford, Pa. (E. I du Pont de Nemours & Co., Inc.) YOUNG, James John G. Stein & Co. Ltd. Manuel Works, Linlithgow, Scotland YOUNG, James E. (S) Box 932, Alfred, N. Y. (State University of New York College of Ceramics, at Alfred Univ.) YOUNG, John C. (G) Portuguese Bend Club Portuguese Bend, Calif. (Hayward Scientific Glass Corp.) YOUNG, Lloyd G. (G) Corning Glass Works Main Plant, Melting Services Corning, N. Y. YOUNG, Paul C. (LJ) Arnold Engineering Co. Box G, Marengo, 111. YOUNG, Robert W. (GI) American Optical Co. Glass Research Lab. Southbridge, Mass. YOUNG, Stanley H. (RI) Cleveland Quarries Co., Amherst, Ohio YOUNG, Vincent M. (GI) American Optical Co. Southbridge, Mass. YOUNG, Willard G. (WI) Case Manufacturing Corp. 1000 W. Pine St., Robinson, 111. YOUNG, W. O. (WI) 6 Livingston St., Honeoye Falls, N. Y. (Victor Insulators Div., I-T-E Circuit Breaker Co.) YOUNGBLOOD. Charles J., Jr. (G) Mississippi Glass Co. 88 Angelica St.. St. Louis 7, Mo. YOUNGS, Robert A. (L) 3180 W. State Rd., R. R. 1 Olean, N. Y. (Hi-Q Div., Aerovox Corp.) YOUNT, Richard V. (G) C. Tennant Sons & Co. 100 Park Ave., New York 17, N. Y. YU, Michael (L) Universal Supply & Engineering Co. 11512 Baltimore Ave., Beltsville, Md. YUTZEY, Marvin G. (D) ' Fostoria Glass Co., 1200 First St. Moundsville. W. Va. z ZAHN, William A. (W) 69 Glenwood Dr. New Shrewsbury, N. J. (Atlantic Tile Mfg. Co.) ZAHNISER, George B. (W) Shenango China, Inc. Box 120, New Castle, Pa. ZAIDI, S. Rasheed Ali Ohio State University Dept, of Ceramic Engineering 124 W. 17th Ave., Columbus 10, Ohio ZANOWIAK, Peter P. (SI) 515 S. E. 21st St. .. .. Mineral Wells, Texas ^ (Texeramics Inc.) 6- ZAPFE, Richard C. (W) 162 Penfield St., Pomona, Calif. (Pomona Tile Mfg. Co.) ZAVIS, Lewis (WI) 11012 S. Chanera, Inglewood, Calif. (H. F. Coors Co., Inc.) ZEHRLAUT, Herbert A. R. (R) Calcium Aluminate Cement Corp. 104 E. 40th St., New York 16, N. Y. ZEILLER, Irwin F. (M) ISO Mason Dr. Manhasset, Long Island, N. Y. (B. F. Drakenfeld & Co., Inc.) ZELLER CORP. (R. E. Costello) Fort Wayne Rd., Defiance, Ohio ZELLER, R. C. (L) Zeller Corp. Fbrt Wayne Rd., Defiance, Ohio ZICKEFOOSE, Ellis J. (R) Griffin Wheel Co. . 44S N. Sacramento Blvd. Chicago 12, 111. ZIEGFELD, Robert L. (M) Lead Industries Assn. 60 E. 42nd St., New York 17, N. Y. ZIEGLE, Glenn D. (R) 774A E. Sycamore Ct., Upland, Calif. (Kaiser Steel Corp.) ZIMAR, Frank (G) Corning Glass Works Main Lab., Coming, N. Y. ZIMMER, David C. (WFI) 513 Harding Rd., Zanesville, Ohio (Nelson McCoy Pottery Co.) ZIMMERMAN, Joe A. Florence Apts., Apt. N-3 Florence, Ala. ZIMMERMAN, Philip D. 611 W. Fayette Ave., Effingham, 111. ZIMMERMAN, William F. (B) 8987 Cherry Blossom Lane Cincinnati 31, Ohio (General Electric Co.) ZINK, George H. (El) A. O. Smith Corp. 3533 N. 27th, Milwaukee 16, Wise. ZINK, Harold F. (G) Owens-Illinois, 1700 N. Westwood Ave. Toledo 1, Ohio ZLOTNICK, Herbert (LI) 3S0 Irvington Ave., Elizabeth, N. J. (Mucon Corp.) ZLUPKO, John E. (B) 6227 Walker St., Philadelphia, Pa. (General Electric Co.) ZNEIMER, Joel E. (LI) 171 Grove Ave., Verona, N. J. . (Kearfott Co.) zorzTeAu"r.^) Martin"'CaIif- /^25~Terltl1 Ave-. Irwin, Pa. VC. Tennant Sons & Co ) ZUDNAK, Stephen J. (W) x 1599, Trenton, N. J (General Porcelain Co.) ZUMWALT, Donald A. (L) 10519 S. Kibbee, Whittier, Calif (Telemeter Magnetics, Inc.) ZUNICK, Michael J. (L) 2740 S. 111th St. West Allis 19, Wise. (General Electric Co.) ZUROMSKY, George (B) 3 Ridgeview Dr., Bloomfield, Conn. (Combustion Engineering, Inc.) ZVANUT, Albert J. (M) 16227 Honnington St., Whittier, Calif. (Stoody Co.) ZVANUT, Frank J. (MI) Country Club Ln., St. Charles, Mo. (Godfrey L. Cabot, Inc.)- ZWERMANN, Carl H. (BF) 806 W. Main St., Robinson, 111. ZWETSCH, Artur Villeroy & Boch Mettlach/Saar. Germany BUSH, Werner F. 501 S. Allen St., State College, Pa. COOK, Donald C. Box 998, Alfred, N. Y. I DANESH, Harold Box 54, Alfred, N. Y. : DONAHUE, Leonard L. R. R. 1, Hooversville, Pa. DOUD, James R. R. R. 1, Canaseraga, N. Y. EHRLICH, Waldron (L) 9 Tilton PI., R. R. 1 Red Bank, N. J. (Radio Corp. of America) FONTANA, Harry E. Box 356, Renton, Pa. HUBER, John H. Box 826, Alfred, N. Y. LASHBROOK, James A., Jr. 310 E. Gregory Dr., Champaign, 111. Addenda MARTIN, Robert E. (G) University of Toledo Institute of Silicate Research 2801 W. Bancroft, Toledo 6, Ohio NARDE, Carmen J. 13 E. River St., Coming, N. Y. PECORARO, George A. 1112 W. Oregon/ Urbana, 111. PERKINS, Raymond Box 826, Alfred, N. Y. REED, Elwyn K. Box 827, Alfred, N. Y. REEDER, Ray K., Jr. 400 E. Prospect Ave. State College, Pa. RICE, Thomas W. Box 787, Alfred, N. Y. ROSSETTI, Michael Box 1386, Alfred, N. Y. RUSHWORTH, W. Harry 301 S. Allen St., State College, Pa. SLAW, David M. 212 W. Fifth St., Delavan, 111. STURGIS, David H. University of Illinois Men's Residence Halls 125 Garner House, Champaign, 111. VEEDER, Richard K. 52 Maple Ave., Cohocton, N. Y. WATKINS, James E. (L) North American Philips Co., Inc. 100 E. 42nd St., New York 17, N. Y. WILLIAMSON, William O. (B) Pennsylvania State University College of Mineral Industries University Park, Pa. YOUNG, R. Brian 234 Demarest, Box 1130 New Brunswick, N. J. rs of inerals 34-if : bulletin Js - Vol. 38, No. 10 (1959) 643