Document G8QZO7rRK15DNeek21g46ERV

THE BULLETIN OF THE AMERICAN CERAMIC SOCIETY Volume 15 OCTOBER, 1936 Number 10 SAMUEL A. WELLER Mr. Weller started a pottery in 1872 at Fultonham, Ohio, on his father's farm. He moved to Zanesville in 1888. For details of this story, see "The Pottery Industry in Muskingum County, Ohio," page 371. PLAINTIFFS EXHIBIT MEMBERSHIP ROSTER OF THE AMERICAN CERAMIC SOCIETY The Membership Roster is being published for the use of members of the Society. The list is alphabetical; Corporation Members are in black-face type, the name of the voting representative following in parentheses; Charter, Life, Honorary, and Student Members are indicated after their respective names. Abbe Engineering Co. (H. F. KJeinfeldt), 50 Church St., New York, N. Y. Abingdon Sanitary Manufacturing Co. (R. G. Bidwell), Abingdon, 111. A C Spark Plug Co. (Taine G. McDougal), Flint, Mich. Ackermann, Hugo, Westfalische Strasse 90, Berlin-Wil- mersdorf, Germany. Adams, Leason H., 2801 Upton St., Washington, D. C. Adcock, Albert S., Standard Sanitary Mfg. Co., Box 1, Richmond, Calif. Adderley, James R., 42 Church St., Brierley Hill, S. Staf fordshire, England. Agarwal, S. N., Prag Narain, Rawatpara, Agra, India. Ahlswede, R. B., 2151 E. 51st Street, Los Angeles, Calif. Aiken, George W., Box No. 25, Midvale, Utah. Akam, J. W., Aldershot, Ontario, Canada. Akron Porcelain Co. (F. W. Butler), Akron, Ohio. Albers-Schonberg, Ernst, Steatit Magnesia A.-G., Pestaloz- zistr. 8, Berlin-Pankow, Germany. Albery, D. F., American Terra Cotta Corp., Crystal Lake, IU. Aldridge, H. Reford, Union Mining Co., Mt. Savage, Md. Alejandre, Miguel, Apartado 933, Barcelona, Spain. Allen, John, 103 Broxholm Rd., West Norwood, London, S.E.27, England. . Allison, LeRoy W., Ceramic Age, 170 Roseville Ave., Newark, N. J. Ally, Abde, c/o Khurshed Husain, Kunta Rd., Hyderabad, Deccan, India. Alonso, Antonio R., Lopez Landron 40, Santurce, Puerto Rico. Alt, Leslie R., 2115 Rebecca St., Sioux City, Iowa. Amberg, Charles R., Box 122, Alfred, N. Y. American Gas Association (C. G. Segeler), 420 Lexington Ave., New York, N. Y. American Lava Corp. (Paul J. Kruesi), Chattanooga, Tenn. American Potash & Chemical Corp. (William J. Murphy), 70 Pine St., New York, N. Y. American Refractories Institute (Dorothy Texter Kin caid), 2202 Oliver Bldg., Pittsburgh, Pa. American Rolling Mill Co. (F. J. Sutphen), Middletown, Ohio. American Sheet & Tin Plate Co. (J. C. Eckel), 902 Frick Bldg., Pittsburgh, Pa. American Stove Co. (Arthur Stockstrom), 2001 S. Kings- highway Blvd., St. Louis, Mo. Amsler-Morton Co. (Paul L. Geer), 720 Fulton Bldg., Pittsburgh, Pa. Anderegg, Frederick O., Owens-Illinois Glass Co., Newark, Ohio. Anderson, Edward, 200 Grosvenor Ave., Dayton, Ohio. Anderson, Rupert C., 408 High St., Clarksburg, W. Va. Anderson, R. E., Robertson Art Tile Co., Morrisville, Pa. Anderson, Y. R., Cooksville Company, Ltd., 653 Lakeshore Rd., Toronto, Ontario, Canada. Andreasen, A. H. M., Oster Voldgade 6 c, Copenhagen K., Denmark. Andrews, Andrew I., Ceramics Bldg., University of Illinois, Urbana, 111. Anthony, J. L., Glenwood Range Co., Taunton, Mass. Archie, Chad L., Corinth Brick Company, Inc., Corinth, Miss. Arensberg, Francis L., Vesuvius Crucible Co., Box 29, Swissvale, Pa. Arman, Clement C., Queen St., Georgetown, Ontario, Canada. Armstrong, Frederick M., Johns-Manville Co., Manville, N. J. Armstrong, Leland R., 624 E. Beau St., Washington, Pa. Arnold, Chester L., 199 Ninth St., Monaca, Pa. Arnold, Howard C., 775 Shady Drive East, Pittsburgh, Pa. Arnold, R. E., 1225 N. Wooster Ave., Dover, Ohio. Arnold, Thomas M., 106 E. Charlotte Ave., Wyoming, Ohio. Arras, George, 32 S. Peoria St., Chicago, 111. Artigas, J. Antonio de, 4 Arrieta, Madrid, Spain. Astles, W., Union Oxide & Chemical Co., Ltd., Fenchurch St., London, E.C. 3, England. Athy, Lyman C., 7001 Bristol Rd., Baltimore, Md. Atkins, K. Dean, Martinsville, 111. Atlantic Terra Cotta Co. (George H. Fox), High St. & Buckingham Ave., Perth Amboy, N. J. Atwood, Elwin H., Box 343, Taunton, Mass. Aubrey, Arthur J., 462 Crandall Ave., Youngstown, Ohio. Austin, Arthur O., Box 119, Barberton, Ohio. Austin, Chester R., Battelle Memorial Institute, 505 King Ave., Columbus, Ohio. Austin, Clarence P., Binghamton Brick Co., Inc., Bing hamton, N. Y. Austin, James B., Research Laboratory, U. S. Steel Corporation, Kearny, N. J. Axford, Vincent, Knox Porcelain Corp., Knoxville, Term. Ayars, Alice A., 12479 Cedar Rd., Suite 201, Cleveland Heights, Ohio. Aydelott, Elliott C., 615 Hinman Ave., Evanston, 111. Aylsworth, Walter S., 119 Federal St., Pittsburgh, Pa. Babcock & Wilcox Co. (A. M. Kohler), 85 Liberty St., New York, N. Y. Babcock, M. G., 2200 Grant Bldg., Pittsburgh, Pa. Babcock, Paul R., Frenchtown Porcelain Co., Frenchtown, N. J. Bacher, Holland R., Rock Tavern, N. Y. Backus, Lulu S., 451 S. Goodman St., Rochester, N. Y. Bacon, George S., Whitall-Tatum Co., Millville, N. J. Badger, Alfred E., Dept, of Ceramic Engineering, Uni versity of Illinois, Urbana, 111. Baggs, A. E., Dept, of Fine Arts, Ohio State University, Columbus, Ohio. Bahnsen, Monroe J., 15017 Hilliard Rd., Lakewood, Ohio. Bailey, Cuthbert, Doulton & Company, Ltd., Burslem, Staffordshire, England. Bailey, Floyd T., Sta. C, Route 3, Box 452, Toledo, Ohio. Bailey, James, 79 Central Ave., Hamburg, N. Y. Bain, Andrew R., The Whins, 26 Park Terrace, Stirling. Scotland. Bair, George J., Mellon Institute, Pittsburgh, Pa. Baker, Julius, 563 Stanley Ave., Columbus, Ohio. Baldauf, Earl E., National Tile Co., Anderson, Ind. Baldauf, Harold G., National Tile Co., Anderson, Ind. Bales, C. E., Ironton Fire Brick Co., Ironton, Ohio. Ball Brothers Co. (George A. Ball), Muncie, Ind. Ball, George A., Ball Brothers Co., Muncie, Ind. Balph, Rowland P., 1513 Rockefeller Bldg., Cleveland; Ohio. Baltimore Enamel & Novelty Co. (H. B. Little), Box E-4, Baltimore, Md. Balz, George A., Box 327, Perth Amboy, N. J. 341 umui 342 Bulletin of the American Ceramic Society Barber, Fred O., 491 Garden Rd., Columbus, Ohio. Barger, H. D., Bay Village, Ohio. Barker, George J., College of Engineering, University of Wisconsin, Madison, Wis. Barker, Malcolm, Box 948, Durban, Natal, South Africa. Barkwell, Bernard T., 29 Greenhill Rd., Woodseats, Shef field, England. Barlett, Helen Blair, A C Spark Plug Co., Flint, Mich. Barlow, James M., Westleigh, Whalley Rd., Accrington, Lancashire, England. Barlow, R. S., P. O. Box 431, Trenton, N. J. Barnes, Samuel L., 320 Sheridan Ave., New Castle, Pa. Barrett, Elliott P., Mellon Institute, Pittsburgh, Pa. Barrett, Lionel R. (Student), 605 W. Ohio, Urbana, 111. Barrett, Maurice, 66 Norton Rd., Morecainbe & Heysham, England. Barringer, L. E., General Electric Co., Schenectady, N. Y. Bartholomew, Tracy, Duquesne Slag Products Co., 808 Diamond Bank Bldg., Pittsburgh, Pa. Bartlett, E. E., Bartlett-Collins Glass Co., Sapulpa, Okla. Bartlett, Willard J., 1133 E. 152nd Street, Cleveland, Ohio. Barton. G. E,, 227 Pine St.. Millville, N. J. Bassett, Robert, Fiske Brick and Granule Co., Darlington, Pa. Bates, Harry C., 8 West Sixth St., Corning, N. Y. Bates, P. H., 3835 Livingston St., N. W., Washington, D. C. Baucom, Frank M., Box 460, Warroad, Minn. Baumann, Henry N., Jr., 127 68th Street, Niagara Falls, N. Y. Bausch & Lomb Optical Co. (Murray Scott), Rochester, N. Y. Bausch, Frederick E., 1605 Chemical Bldg., St. Louis, Mo. Beach Enameling Co. (H. L. Beach), Coshocton, Ohio. Beach, H. L., Beach Enameling Co., Coshocton, Ohio. Beam, James R., Universal Sanitary Manufacturing Co., New Castle, Pa. Beasley, Herbert C., Baltimore Enamel & Novelty Co., Baltimore, Md. Beaver, Karl, 723 East Milwaukee Ave., Detroit, Mich. Becher, Eugen, Metal & Thermit Corp., 120 Broadway, New York. N. Y. Bechtner, Paul, 363 W. Superior St., Chicago, 111. Beck, Robert K., 7511 Jeffries Ave., Cleveland, Ohio. Becker, Martin G., Box 542, Brookhaven, Miss. Beecher, Milton F., Norton Company, Worcester, Mass. Beeman, A. H., 633 Buhl Bldg., Detroit, Mich. Beeton, Earl E., 226 Vine St., Elizabeth, N. J. Belden Brick Co. (P. B. Belden), Canton, Ohio. Belden, P. B., Belden Brick Co., Canton, Ohio. Bell, Fred S., 6645 Waterman Ave., St. Louis, Mo. Bell, M. L., 3301 St. Paul Street, Baltimore, Md. Bell, Robert R., "Harley," 137 Cambridge Terrace, Christ church, New Zealand. Bellamy, Harry T., 2757 Asbury Ave., Evanston, 111. Bellido, Bartolome Darnis, Lugones, Oviedo, Spain. Benjamin Electric, Ltd., Brantwood Works, Tariff Rd., Tottenham, London, N. 17, England. Benner, Raymond C., Carborundum Co., Niagara Falls, N. Y. Benner, W. J., 1420 Hill St.. Wilmette, 111. Bennett, A. Lee, 2510 Silver Lake Terrace, Los Angeles, Calif. Bennett, Dwight G., Mellon Institute, Pittsburgh, Pa. Bentley, Frederick, Trenton Potteries Co., Trenton, N. J. Bergmans, Carl, Continental Faience & Tile Co., S. Mil waukee, Wis. Berkelhamer, Louis H., Battelle Memorial Institute, 505 King Ave., Columbus, Ohio. Bems, Milton H., 59 Arthur Ave., Blasdell, N. Y. Betz, George C., Foote Mineral Co., 1609 Summer St., Philadelphia, Pa. Bevan, Arthur, Box 329, University, Va. Beverley, Reginald A., 126 N. Prospect Ave., Park Ridge, 111. Bevis, Ralph E., Ferro Enamel Corp., 4150 E. 56th Street, Cleveland, Ohio. Bicknell, Richard S., 21 Bergen Place, Red Bank, N. J. Bidwell, R. E.. Abingdon Sanitary Manufacturing Co., Abingdon, 111. Bielski, Paul J., 605 F'ifth Ave., Ford City, Pa. Bien, Paul, Chih Shing Manufacturing Co., Teng Shih Ko, East City, Peiping, North China. Biggs, Henry C., Messrs. John G. Stein & Co., Ltd., Bonnybridge, Scotland. Billiar, Irvin A., Standard Steel Works Co., Burnham, Pa. Binghamton Brick Co., Inc. (Clarence P. Austin), Bing hamton, N. Y. Birch, Raymond E., Harbison-Walker Refractories Co Pittsburgh, Pa. Black, H. R,, Libbey Glass Co., W. & L. E. R.R., Ash St.. Toledo, Ohio. Blackie, J. F., National Enameling & Stamping Co., Box 1400, St. Louis, Mo. Blaha, Emil, 74 Hoy Ave., Fords, N. J. Blair, Marion W., 2131 S. Center St., Terre Haute, Ind. Blake, A. E., Box 9, Essex Falls, N. J. Blake, Edwin M., Drawer A, Pratt Sta., Brooklyn, N. Y. Blake, William V., Macklin Company, Jackson, Mich. Blanchard, James R., 147l/2 Union St., Lancaster, Ohio. Blau, H. H., Macbeth-Evans Glass Co., Charleroi, Pa. Bleininger, A. V. (Charter Life), Homer Laughlin China Co., Newell, W. Va. Blewett, J. B., McLain Fire Brick Co., Wellsville. Ohio. Blodgett, Malcolm, Woburn, Mass. Bloor, C. A., Universal Clay Products Co., Sandusky Ohio. Blum, J. W., New Straitsville, Ohio. Blume, Arthur J., 228 Marne Ave., Haddonfield, N. J. Blunt, Roy A., Buck Glass Company, Fort Ave. & Law rence St., Baltimore, Md. Blythe Colour Works Ltd. (Norman R. Wildblood), Cress well, Stoke-on-Trent, England. Boehler, Joseph, 796 Hague Ave., St. Paul, Minn. Boeker, V. W., 1251 Emerson Ave., Edwardsville, 111. Bognar, Edwin J., Union Mining Co., Oliver Bldg., Pitts burgh, Pa. Bole, George A., Engineering Experiment Sta., Ohio Statr University, Columbus, Ohio. Bonnot Company (B. T. Bonnot), Canton, Ohio. Bonnot, B. T., Bonnot Company, Canton, Ohio. Boone, Carl H., B. Mifflin Hood Tile Co., Norwood. N. C. Booze, M. C., Charles Taylor Sons Co., Cincinnati, Ohio Bopp, Harold F., 1340 Delta Ave., Cincinnati, Ohio. Borkey, J. Harry, 805 Otis Bldg., Philadelphia, Pa. Botfield, L. B., 776 S. Swanson St., Philadelphia, Pa. Bouckley, Thomas, 314 Golf St., Oshawa, Ont., Canada Bowden, Charles W., Pennsylvania Salt Manufacturing Co., Widener Bldg., Philadelphia, Pa. Bowes, Urban E., 3744 Brookside Rd., Toledo, Ohio. Bowman, Ralph M., Republic Steel Corp., Republic Bldg. Cleveland, Ohio. Bown, L. H., Buffalo Pottery, Buffalo, N. Y. Bowne, Martin S., Lee Clay Products Co., Clearfield. Ky Boyce, Robert E., Harker Pottery Co., Chester, W. Va. Boyd, John E., Box 52, Spruce Pine, N. C. Boyd, Robert C., Standard Sanitary Mfg. Co.. Louisvilie Ky. Boyd, Walter B., Box 171, Norris, Tenn. Bradley, Alan L., Steetley Lime & Basic Co., Ltd., Work sop, Nottinghamshire, England. Bradley, Richard S., 1005 S. Clark, Mexico, Mo. Bradwell, Cyril, 119 E. Bolivar St., Mexico, Mo. Brandow, Glen A., 69 W. Gibson St., Canandaigua, N. Y. Brandt, William O., Willamina Clay Products Co., Willa- mina, Ore. Branham, Ivan B., 2071 Garfias Dr., Altadena, Calif. Brauner, Ernest R., Federal Electric Co., 8700 S. State St., Chicago, 111. Bray, Archie C., Western Clay Mfg. Co., Helena, Mont. Brebner, F. D., Leonard Refrigerator Co., Grand Rapids, Mich. Breckenridge, James M., Vanderbilt University, Nashville, Tenn. Breeman, Leonard, Jr., Box 201, Brookneal, Va. Membership Rosier for 1936 343 Bremond, Pierre, 4 Grande Rue, Sevres (Seine et Dise), France. Brenner, R. F.| 4522 Belmar Av . Toledo, Ohio. Brewster, H. M., 4529 Ravenswood Ave., Chicago, 111. Brian, Charles, Paper Makers Importing Co., Inc., Easton, Pa Brian, George, Paper Makers Importing Co., Inc., East Liverpool, Ohio. Brinckerhoff, J. E., Babcock & Wilcox Co., 19 Rector St., New York, N. Y. Brockway Glass Co., Inc. (John W. Harding), Brockway, Pa. Brooke, Frederick H., Oughtibridge, Sheffield, England. Brooks, J. W., Pass & Seymour, Inc., Solvay, N. Y. Brosius, John P., Equitable Gas Co., 435 Sixth Ave., Pittsburgh, Pa. Brown, Davis, 426 S. Spring St., Room 516, Delta Bldg., Los Angeles, Calif. Brown, George H., Rutgers University, New Brunswick, N. J. Brown, George R., North American Manufacturing Co., 2910 E. 75th Street, Cleveland, Ohio. Brown, Henry S., 7 Corse Bar Dr., Meikleriggs, Paisley. Scotland. Brown, Horace T., 1408 Landis Ave., Vineland, N. J. Brown, Lawrence H., Box 632, East Liverpool, Ohio. Brown, Leslie, Lenox. Incorporated, Trenton, N. J. Brown, Sherwood F. (Student). Men's Dormitory, Canton, N. Y. Brown, Wilbur F., Libbey-Owens-Ford Glass Co., Charles ton, W. Va. Brownlee, William K., Laclede-Christy Clay Products Co., Toledo, Ohio. Brunning, Ernest J., Consumers Glass Co., Ltd., Box 210, Sta. B., Montreal, Quebec, Canada. Bryant, Gordon L., 442 Otis Bldg., 10 South LaSalle St., Chicago, 111. Buchanan, Ross, Mayer China Co., Beaver Falls, Pa. Buck Glass Co. (R. A. Blunt), Fort Ave. & Lawrence St., Baltimore, Md. Buck, K. E., Ross-Tacony Crucible Co., Tacony, Phila delphia, Pa. Buckner, O. S., Bay State Abrasive Products Co., West- boro, Mass. Budnikoff, P. P., Laboratory of Ceramic Tech., Chemistry Technological Institute, Charkoff, U.S.S.R. Buffalo, Niagara & Eastern Power Corp. (C. P. Yoder), 504 Electric Bldg., Buffalo, N. Y. Buffalo Pottery (L. H. Bown), Buffalo, N. Y. Bunce, E. H., Research Division, New Jersey Zinc Co., Palmerton, Pa. Burchenal, Charles H., Cambridge Tile Manufacturing Co., Box 836, Cincinnati, Ohio. Burchfiel, B. M., Gladding, McBean & Co., 2901 Los Feliz Blvd., Los Angeles, Calif. Burdick, Percy W., 2440 South Ave., Niagara Falls, N. Y. Burgess, Blandford C., Tennessee Mineral Products Corp., Spruce Pine, N. C. Burgess, William, 30 Logan Ave., Todmorden, Ontario, Canada. Burkhalter, Edward, 917 W. 16th Street, Spokane, Wash. Burlingame, H. G., Florence Stove Co., Kankakee, 111. Burn, John Henry, 32 Mosley St., Newcastle-on-Tyne, England. Burnand, Guy M., Messrs. Johnson, Matthey & Co., 15 W. 47th Street, New York, N. Y. Burr, E. A., 1125 Builders Exchange Bldg., Cleveland, Ohio. Burroughs, F. H., Star Porcelain Co., Trenton, N. J. Burrows, O. Mason, Research Lab., Norton Company, Worcester, Mass. Burt, N. P., Great Western Stove Co., Leavenworth, Kans. Burt, Stanley G. (Charter Life), 1032 Riverside Dr., Stuart, Fla. Burton, David, Pilkington's Tile & Pottery Co., Ltd., Clifton Junction, Manchester, England. Butler, F. W., Akron Porcelain Co., Akron, Ohio. Butterworth, F. M., Western Brick Co., Danville, 111. Cable, Davis A., 245 21st Street, N.W., Canton, Ohio. Cable, Margaret K., University of North Dakota, Grand Forks, N. Dak. Cake, B. F., Gladding, McBean & Co., 2901 Los Feliz Blvd., Los Angeles, Calif. Callahan, H. D., U. S. Quarry Tile Company, East Sparta, Ohio. Callinan, Edward E., 1423 McGregor N.W., Canton, Ohio. Cameron, A. C., North East Fire Brick Co., North East, Md. Campbell, G. Donald, 327 Rosemont Ave., Clarksburg, W. Va. Campbell, George H.. Solar Laboratories, Beaver, Pa. Campbell, Robert M., N. Y. State College of Ceramics, Alfred, N. Y. Campbell, Thomas, R, Fowler, Ltd., Fitzroy St., Marrick- ville, Sydney, N. S. W., Australia. Canfield, J. J., 407 Aberdeen Dr., Middletown, Ohio. Canfield, Ruth E., Henry Street Settlement, 265 Henry St., New York, N. Y. Cannan, William, Jr., The Castleton, New Castle, Pa. Cannon, James Francis, Box 520, East Liverpool, Ohio. Canonsburg Pottery Co. (W. C. George), Canonsburg, Pa. Canton Stamping & Enameling Co. (E. F. Hoerger), Can ton, Ohio. Carbeau, Charles W., Ellwood Company, Ellwood City, Pa. Carborundum Co. (Frank J. Tone), Niagara Falls, N. Y. Carder, Albert H., Sandon House, Kingswinford, near Dudley, Worcestershire, England. Carder, Frederick R., Steuben Division, Corning Glass Works, Corning, N. Y. Carmichael, James H., Babcock & Wilcox Co., Augusta, Ga. Carnes, Samuel J., Camark Pottery Co., Camden, Ark. Carothers, R. B., H. C. Spinks Clay Co., Newport, Ky. Carr-Lowrey Glass .Co. (Clarence B. McComas), Balti more, Md. Carrie, G. M., Canadian Refractories Ltd., Canada Cement Bldg., Montreal, Quebec, Canada. Carruthers, John L., Dept, of Ceramic Engineering, Ohio State University, Columbus, Ohio. Carspecken, H. L., Morgantown, W. Va. Carter, Herbert D., Canton Stamping & Enameling Co., Canton, Ohio. Carter, John D., Philadelphia Quartz Co., 121 S. Third St., Philadelphia, Pa. Carter, Wilber A., 2000 Second Ave., Detroit, Mich. Carter, Willard K., Box 154, Columbus, Ohio. Cartwright, Vance S., 861 Vienna Ave., Niles, Ohio. Case, F. O., International Smelting & Refining Co., 151st & McCook Ave., East Chicago, Ind. Caton, Milton W., Route 4, Box 429, Mt. Clemens, Mich. Cawood, Richard L., East Liverpool, Ohio. Cayford, James M. (Student), 420 Memorial Drive, Cambridge, Mass. Cecil, Paul, 846 Sullivaut Ave., Columbus, Ohio. Celo Mines, Inc. (V. L. Mattson), Burnsville, N. C. Century Vitreous Enamel Co. (W. A. Fairlie), 6641 S. Nar- ragansett Ave., Chicago, 111. Ceramic Color & Chemical Mfg. Co. (W. F. Wenning). Box 297, New Brighton, Pa. Cermak, Frank, 1542 Union St., Schenectady, N. Y. Certain-Teed Products Corp. (H. H. Van Hagan), Military Rd., Buffalo, N. Y. Chambers, Arthur, Littlewood, Worsley, Manchester, Eng land. Champion Spark Plug Co. (J. A. Jeffery), Ceramic Division, Butler Ave. & Grand Trunk R. R., Detroit, Mich. Chandorkar, R. D., Paisa Fund Glass Works, Talegaon Dabhade, Dist. Poona, India. Chantler, L. W., Standard Lime & Stone Co., Millville, W. Va. Charnes, Abe (Student), 345 S. Cicero Ave., Chicago, 111. Chase, Byron L., Box 574, Avalon, Calif. 344 Bulletin of the American Ceramic Society Chen-Tung, Woo, Taishan Brick and Tile Co., Loonghua, Shanghai, China. Chesler, I., 710 E. 14th Street, New York, N. Y. Chesters, John H., Central Research Laboratories, United Steel Co., Stocksbridge, New Sheffield, England. Chicago Hardware Foundry Co. (Kenneth B. Strong), North Chicago, 111. Chicago Pottery Co. (F. J. Clifford), 1920 Clybourn Ave., Chicago, 111. Chicago Vitreous Enamel Product Co. (D. B. Walters), 1401-47 S. 55th Court, Cicero, 111. Child, J. L., Hancock Brick & Tile Co., Findlay, Ohio. Chormann, O. I., 195 Gregory Hill Rd., Rochester, N. Y. Christensen, John B., Jr., Box 314, Chula Vista, Calif. Christian, W. T., Ironton Fire Brick Co., Ironton, Ohio. Christie, Leonard D., Jr., Metallurgical Dept., American Manganese Steel Co., Chicago Heights, III. Christman, C. E., Federal Stamping & Enameling Co., Pittsburgh, Pa. Christman, H. M., 410 Monroe St., N.W., Massillon, Ohio. Church, Marshall T., Box 1432, Ancon, Canal Zone. Churchman, Robert K., 3150 Darlington Rd., Toledo, Ohio. Cibella, Ross C., Titanium Pigment Company, Inc., Box 58, South Amboy, N. J. Clare, R. L., Federal Seaboard Terra Cotta Corp., South Amboy, N. J. Clark, N., & Sons (G. D. Clark), 116 NatomaSt., San Fran cisco, Calif. Clark, C. Burton (Student), 1012 W. Green St., Urbana, 111. Clark, G. D., N. Clark & Sons, 116 Natoma St., San Fran cisco, Calif. Clark, Horace N., Refractory & Engineering Corp., 381 Fourth Ave., New York, N. Y. Clark, P. M., Georgia Kaolin Co., Dry Branch, Ga. Clark, Roland J., 843 Dow St., Dayton, Ohio. Clark, William M., National Lamp Works, East 152nd Street, Cleveland, Ohio. Clarke, William L., 1621 Cleveland" Ave., Niagara Falls, N. Y. Clawson, C. D., Caixa Postal 2814, Alameda Glette 61, S5o Paulo, Brazil, South America. Clay Products Association, 111 W. Washington, Box 2. Chicago, 111. Clay Products Company, Inc., of Indiana (George Shoe maker), Brazil, Ind. Clemens, Eugene C., Cannclton Sewer Pipe Co., Cannel- ton, Ind. Cleveland Museum of Art, William M. Milliken, Sta. E., Cleveland, Ohio. Cleverley, Albert M., "Brooklands," Arthurs Lane, Green field, near Oldham, Lancashire, England. Cleverly, William B., Carborundum Company, Ltd., Trafford Park, Manchester, England. Clews, Francis H., The Mellor Laboratories, Shelton, Stoke-on-Trent, England. Clifford, F. J., Chicago Pottery Co., 1920 Clybourn Ave., Chicago, 111. Cline, Robert W. (Student), 4714 18th Ave., N.E., Sc&ttlc Wash Clingan, J. R. T., Niles Fire Brick Co., Niles, Ohio. Coffeen, William W. (Student), 54 E. John St., Champaign, 111. Cohn, W. M., 1682 Scenic Ave., Berkeley, Calif. Cole, G. Percy, Dominion Glass Co., Ltd., Montreal, Quebec, Canada. Cole, Sandford S., Titanium Pigment Company. Inc., Box 58, South Amboy, N. J. Collins, Paul F., 2165 Ridgeway Ave., Columbus, Ohio. Collins, William G., 213 Dorchester Court, Waukegan, 111. Columbian Enameling & Stamping Co., Terre Haute, Ind. Commons, Charles H., Jr., 4621 Terrace Dr., Niagara Falls, N. Y. Compton, Max D., Box 603, Lincoln, Calif. Condon, Alfred B., 617 Pine St., Philipsburg, Pa. Condos, Mitchell G. (Student), 8 Rantoul Ave., Lynn, Mass. Cone, Carroll, 319 E. 4th Street, Alton, 111. Connelly, Daniel S. (Student), 2801 N. Park Blvd., Cleve land Heights, Ohio. Conover, Ray C., Harbison-Walker Refractories Co., East Chicago, Ind. Cook, Herman L., 600 Leahy St., Muskegon Heights, Mich. Cook, Mary E., 1550 Clifton Ave., Columbus, Ohio. Cook, Ralph LaVerne, R. F. D. 4, Northeast, Pa. Cooke, Raymond D., Rundle Manufacturing Co., 3305 Forest Home Ave., Milwaukee, Wis. Coors Porcelain Co. (A. Coors, Jr.), Golden, Colo. Coors, A., Jr., Coors Porcelain Co., Golden, Colo. Coors, Herman F., Box 517, Inglewood, Calif. Copp, W. F., Wheeling Steel Corp., Portsmouth, Ohio. Corhart Refractories Co., Inc. (Fred S. Thompson), 16th & Lee Sts., Louisville, Ky. Corning Glass Works (J. T. Littleton), Corning, N. Y. Cortland Grinding Wheels Co. (C. B. Tilton), Chester, Mass. Coss, H. T., Ceramic Dept., Johns-Manville Corp., Man- ville, N. J. Cote, A. U., Cooksville Shale Brick Company, Ltd., Cooks- ville, Ontario, Canada. Couch, Albert H., Libbey-Owens-Ford Glass Co., Ross- ford, Ohio. Coulter, Allen S., Deutsche-Carborundum Werke, Reis- holz bei Dusseldorf, Germany. Courtney, Scott J., B. F. Drakenfeld & Co., Inc., 45-47 Park Place, New York, N. Y. CoVan, H. E., 60 18th Ave., Columbus, Ohio. Cowan, John G., 84 Wolverhampton Rd., Stafford, Eng land. Cowan, R. Guy, Onondaga Pottery Co., 1856-58 W. Fayette St., Syracuse, N. Y. Cox, Paul E., Iowa State College, Ames, Iowa. Craig, James W., Canadian Refractories Ltd., 1050 Canada Cement Bldg., Montreal, Quebec, Canada. Cramer, W. E., 965 West 5th Ave., Columbus, Ohio. Crandall, James R., Central Research Labs., American Smelting & Refining Co., Maurer, N. J. Crane Enamelware Co. (A. M. Nelson), Chattanooga, Tenn. Craver, Howard H., Pittsburgh Testing Lab., Stevenson & Locust Sts., Pittsburgh, Pa. Crawford, George E., 106 Hazel St., Kittanning, Pa. Crawford, J. L., Walsh Refractories Co., 4428 N. First St.. St. Louis, Mo. Crawley, E. J., Genefax House, Tapton Park Rd.. Sheffield. 10, England. Crew, Horace F., American Encaustic Tiling Co., Zanes ville, Ohio. Crew, J. A., Masonic Temple, Zanesville, Ohio. Cronin, W. Kress, Minerva, Ohio. Cronn, Eduard, Homberg (Schwarzwaldhahn), Germany. Crooks, Guy E., Crooksville China Co., Crooksville, Ohio. Crooksville China Co. (Guy E. Crooks), Crooksville, Ohio. Croskey, Carl D., Box 359, Blacksburg, Va. Crossman Company (F. M. Crossman, Jr.), South Amboy, N. J. Crossman, F. M., Jr., Crossman Company, South Amboy, N. J. Crowley, Henry L., 1 Central Ave., West Orange, N. J. Crown Potteries Co., Evansville, Ind. Cruikshank, Charles L., 720 United Artists Bldg., Detroit, Mich. Cudnea, Pierre (Student), 1850 Coventry Rd., Cleveland, Ohio. Cullinan, Roland V., Box 286, Johannesburg, Transvaal, South Africa. Cummings, William C., 42 Moore St., Box 761, Carleton Place, Ontario, Canada. Cummins, Arthur B., 515 W. Seventh St., Plainfield, N. J. Cunliffe, Jack A., 2443 W. 49th Ave., Vancouver, British Columbia, Canada. Cunningham, M. F., Waltham Grinding Wheel Co., Wal tham, Mass. Curl), Daniel B., Jr., 417 Lincoln Court, Overbrook, Pa. eve'Cast rhts, S305 th & ster, lanioks- vOSS- teisr47 Gng. W. uada ican oga. on & St.. Meld. ines- ny. iiio. )hio. iboy, boy, iroit, land. vaal, leton N. J. ritish Wala. Membership Roster for 1936 345 Curtis, Algernon L., Westinoor Laboratory, Chatteris, Cambridgeshire, England. Curtis, Carl E., Engineering Experiment Sta., Ohio State University, Columbus, Ohio. Curtis, Edmund deF., Conestoga Pottery, Wayne, Pa. Curtis, Thomas S., Box 383, Huntington Park, Calif. Curtis, W. F., Fostoria Glass Co., Moundsville, W. Va. Curts, Robert M., American Potash & Chemical Corp., 70 Pine St., New York, N. Y. Custer, Harold R., 108 Snyder St., Connellsville, Pa. Czechoslovak Ceramic Society, Rudolf Barta, Praha XIX, 1417, Czechoslovakia. Czolgos, Edmund P., Century Vitreous Enamel Co., 6641- 6661 S. Narragansett Ave., Chicago, 111. Dadabhoy, Jehangirji, Nargaze Nest, Secunderabad, India. Dager, Probert W., 8525 Butler Ave., Detroit, Mich. Dahlquist, Hugo A., Deutsche Norton Gesellschaft, Wes- seling bei Koln, Germany. Dailey, Ernest W., 1122 Calhoun St., Chillicothe, Mo. Dammann, Arthur (Student), Hamilton St., Amityville, N. Y. Daniel, George R., 1540 South 5th St., Ironton, Ohio. Danielson, R. R., Metal & Thermit Corp., Carteret, N. J. Darby, George M., 61 Washington Ave., Westport, Conn. Darrah, W. A., 901 North Oak Park Blvd., Oak Park, 111. Davidson, Harry H., 9269 Shore Rd., Brooklyn, N. Y. Davies, William T., 19 Canary St., Rochester, N. Y. Davis, H. E.,' Federal Seaboard Terra Cotta Corp., South Amboy, N. J. Davis, John B., 22 E. Greenwood Ave., Lansdowne, Pa. Davis, N. B., 140 Wellington St., Ottawa, Ontario, Canada. Davison, Thomas R., Fifth St., Carrollton, Ohio. Day, Arthur L. (Honorary), Geophysical Laboratory, Washington, D. C. Day, Robert B. (Student), 2535 South Tenth St., Spring- field, 111. Dean, Harvey N., 59 E. Van Buren St., Chicago, 111. Dear, Paul S., Dept, of Ceramics, Pennsylvania State College, State College, Pa. Debenham, William S., 1420 Franklin, Danville, IU. De Brock, A., Terminal House, Grosvenor Gardens, Lon don, S.W.l, England. De Celle, J. A., Chicago Hardware Foundry Co., Elkhart, Ind. Dedouch, J. A., 611 S. Elmwood Ave., Oak Park, 111. Deeth, Harold R., Lakefield, Ontario, Canada. Dehne, Kurt, Konigsweg 30, Berlin-Charlottenburg, Ger many. Delangre, Maurice, 8 Avenue du General Horne, Valen ciennes (Nord), France. DeLuze, Henri, Haviland Porcelain Co., Limoges, France. Deneen, W. F., North State Feldspar Corp., Micaville, N. C. Denison, George W., 8836 Broadway, Cleveland, Ohio. Denison, W. C., 926 E. Broad St., Columbus, Ohio. Denver Sewer Pipe & Clay Co. (W. J. Geddes), Broadway at Curtis, Denver, Colo. De Remer, E. M., Box 910, Sta. C, Los Angeles, Calif. Derrer, Charles F., Jr., Wheeling Tile Co., Wheeling, W. Va. Detroit Electric Furnace Co. (C. M. Weinheimer), 825 W. Elizabeth St., Detroit, Mich. Dettmer, Friedrich, Waldstrasse 13, Bad Klosterlausnitz 1, Thurginia, Germany. Deurvorst, F. M., Terborg (Gld) t'Zonnehuis, Holland. Deurvorst, Zeno W. M., Ferro Enameling Co., Rotterdam, Holland. Deutsche Glastechnische Gesellschaft, H. Maurach, Gutleutstrasse 8, Frankfurt a.Main, Germany. Deutsche Keramische Gesellschaft, Wegelystr. 1, Berlin, N.W. 87, Germany. Deverin, Louis, Lausanne University, Laboratoire de Mineralogie, Lausanne, Switzerland. DeVilbiss Manufacturing Co. (E. F. Frey), Toledo, Ohio. De Witt, Bert, Geuder-Paeschke & Frey, Milwaukee, Wis. Diack, George H., North American Refractories Co., Lock Haven, Pa. Diamond, Grant S., 76 Rosedale Ave., Hamburg, N. Y. Dietrich, Waldemar F., Sacramento Junior College, Sacra mento, Calif. Dietzel, Adolf, Kaiser Wilhelm Institute for Silica Re search, Faradayweg 16, Berlin-Dahlem, Germany. Dingledine, H. F., National Sewer Pipe Co. Ltd., Went worth Street N., Hamilton, Ontario, Canada. Dippell, Lawrence V., Pittsburgh Grinding Wheel Co., Rochester, Pa. Dixon, Joseph, Crucible Co. (H. P. Smith), Jersey City, N. J. Dobbins, T. Monroe, Camden Pottery Co., Camden, N. J. Dodd, Arthur E., Central Laboratory, Messrs. Guest, Keen, Baldwins, Ltd., Port Talbot, Glamorgan, Eng land. Dodd, Charles M., Ceramic Dept., Missouri School of Mines, Rolla, Mo. Dodge, Alfred W., 349 St. Louis Ave., Zanesville, Ohio. Doidge, Russell M., Morgan Crucible Company, Ltd., Battersea Works, Church Rd., London, S. W. 11, Eng land. Doll, C. E., Mt. Clemens Pottery Co., Mt. Clemens, Mich. Donegan, Joseph W., 221 Hale St., New Brunswick, N. J. Donnenwirth, A. L., 3915 DeVeaux St., Niagara Falls, N. Y. Dornbach, W. E., 706 Edgewood Rd., San Mateo, Calif. Dorsey, Vernon M., 1346 F St., N.W., Washington, D. C. Dorst, Otto, Oberlind, Thuringen, Germany. Douda, Henry, Royal China Co., Sebring, Ohio. Dougherty, Leon A., Eastern Terra Cotta Co., 401 Vernon Ave., Long Island City, N. Y. Douglas, Freeman S., Babcock & Wilcox Co., Box 923, Augusta, Ga. Douin,' Louis, Peru 390, Buenos Aires, Argentina, South America. Drake, Arthur D., New Castle Hot Top Co., New Galilee, Pa. Drake, John L., Libbey-Owens Glass Co., Toledo, Ohio. Drakenfeld, B. F., & Co., Inc. (Scott J. Courtney), 45-47 Park Place, New York, N. Y. Drayton, W. J., Sunshine Porcelain Potteries Pty. Ltd., Sunshine, Melbourne, Australia. Dressier, Phillip, Swindell-Dressler Corp., Box 1753, Pittsburgh, Pa. DuBois, H. B., Consolidated Feldspar Corp., East Liver pool, Ohio. Duche, Frederic, Compagnie Generate d'Electro Ceram- ique, 16 Rue de La Baume, Paris 8, France. Duevel, Charles O., Jr., American Thermos Bottle Co., Norwich, Conn. Dunbeck, Norman J., Eifort, Ohio. Duncombe, George H., Jr., 150 E. Frambes Ave., Colum bus, Ohio. Dunn, F. B., Monroe St., Conneaut, Ohio. Dunwody, Kenneth W., Box 347, Cherokee Brick Co., Macon, Ga. Du Pont de Nemours, E. I., & Co., Inc. (C. L. Wiswall), R. & H. Chemicals Dept., Wilmington, Del. Durbin, Edmund A., Champion Spark Plug Co., Detroit, Mich. Duty, S. M., 1534 Builders Exchange Bldg., Cleveland, Ohio. Duvall, Wayne H., 103 S. Harvey Ave., Oak Park, 111. Dyer, A. R., 1644 Elberon Ave., East Cleveland, Ohio. Eagle, J. Eugene, 2827 Bergman St., Pittsburgh, Pa. Earl, J. Alfred, 3017 Zephyr Ave., Pittsburgh (4), Pa. Early, Joseph W., Early Foundry Co., Dickson City, Pa. Easter, George J., 2434 South Ave., Niagara Falls, N. Y. Ebright, H. E., 17895 Lake Rd., Lakewood, Ohio. Eccles, J. H., 142 Broughton Ave., Montreal, Quebec, Canada. Eckel, J. C., American Sheet & Tin Plate Co.,. Frick Bldg., Pittsburgh, Pa. Eckert, Fritz, 5 Wilhelmstr. 5, Berlin-Lichterfelde Ost., Germany. Eddy, Maxson A., Owens-Illinois Glass Co., Streator, 111. 35 346 Bulletin of the American Ceramic Society Edgar Plastic Kaolin Co. (Albert C. Edgar), Metuchen, N. J. Edgar, Albert C., Edgar Plastic Kaolin Co., Metuchen, N. J. Edwards, A. R., Armco International Corp., Thames House, Millbank, Westminster, London, S.W. 1, Eng land. Edwards, F. Moorland, Electrical Porcelain Plant, Carey, Ohio. Eells, Howard P., Jr., 845 Hanna Bldg., Cleveland, Ohio. Ehlers, G. Milton, 517 W. Garfield Ave., Milwaukee, Wis. Eide, Alwin C., Box 327, Columbus, Ohio. Eiduks, Julys, Latvian University, Kronvalda Bulv. 4, Riga, Latvia. Eilers, H. F., 162 Watauga Ave., Corning, N. Y. Eilert, Morgan B., 71 Maple Ave., Red Bank, N. J. Eitel, William, Faradayweg 16, Berlin-Dahlem, Germany. Eldridge, Samuel E., Kemper-Lane Apt. Hotel, Cincinnati, Ohio. Electro Refractories & Alloys Corp. (L. U. Milward), 662 Andrews Bldg., Buffalo, N. Y. Ellefson, Bennett S. (Student), Mineral Industries Bldg., State College, Pa. Ellerton, Hugh, 56 High St., New Chapel, Stoke-on-Trent, England. Elliot, Robert E., Canadian Potteries, Ltd., St. Johns, Que- bcc CflDfldfl Elliott, A. W., Box 383, Huntington Park, Calif. Ellis-Anwyl, R. H., 301 Carsicona St., Athens, Texas. Emerson, Walter H., Elysian Way, East Liverpool, Ohio. Emery, Walter, Bassilow House, Fenton, Stoke-on-Trent, England. Emley, William S., 309 Edison Ave., New Castle, Pa. Emminger, Thomas F., Pittsburgh Clay Pot Co., 1247- 1261 Reedsdale St., N. S., Pittsburgh, Pa. Empire Sheet & Tin Plate Co. (S. A. Richardson), Mans field, Ohio. Emrich, Emerson W., 206 Gregory Blvd., East Norwalk, Conn. Ended, Kurd, Breitestr. 3, Berlin-Steglitz, Germany. Engelhard, Charles, Inc. (W. O. Hebler), 90 Chestnut St., Newark, N. J. Engle, Chester C., United Clay Mines Corp., Trenton, N. J. English Ceramic Society, North Staffordshire Technical College, Stoke-on-Trent, England. English China Clays Sales Corp., 551 Fifth Ave., New York, N. Y. Enomoto, S., Tokyo Technical College, Okayama, near Meguro, Tokyo, Japan. Erdle, R. W., Austenal Laboratories, Inc., 5932 Went worth Ave., Chicago, 111. Erdmann, K., Austro-American Magnesite Co., Raden- thein, Kaernten, Austria. Erwin, Howard R., 413 Lynn Ave., Ames, Iowa. Eskesen, B. K., Matawan Tile Co., Matawan, N. J. Eskesen, E. V., Federal Seaboard Terra Cotta Corp., 10 E. 40th St., New York, N. Y. Essick, Charles R., 439 Oley St., Reading, Pa. Eureka Flint & Spar Co. (Herreld D. Thropp), Box 266, Trenton, N. J. Evans, Charles E., 303 S. Cross St., Robinson, 111. Evans, Clarence L., Universal Clay Products Co., San dusky, Ohio. Evans, Ralph L., 33 W. 46th Street, New York, N. Y. Evans, Ross M,, 1179 Orr Ave., Kittanning, Pa. Everhart, J. Otis, Engineering Experiment Sta., Ohio State University, Columbus, Ohio. Exolon Company (William A. Harty), Blasdell, N. Y. Ezoye, M., Nippon Gaishi Kabushiki Kaisha, Atsuta, Minamiku, Nagoya, Japan. Fabianic, Widiam L., 1831 Seminary, Alton, 111. Fackt, George P., Gladding, McBean & Co., 660 Market St., San Francisco, Calif. Failmezger, Howard, 1243 Cameron Ave., Plainfield, N. J. Fairchild, Charles O., C. J. Tagliabue Manufacturing Co., 540 Park Ave., Brooklyn, N. Y. Fairchild, Theodore M., 505 Park Ave., Johnstown, Pa. Fairlie, W. A., Century Vitreous Enamel Co., 6641 S. Narragansett Ave., Chicago, Id. Falknor, Tom, 249 E. Dunedin Rd., Columbus, Ohio. Famham, Dwight T., Green Orchard, Compo Rd., West- port, Conn. Farren, Mabel C., 2G62'/j Magnolia Ave., Los Augeles, Calif. Fauchon, J. B., Paray-le-Monial, Saone-et-Loire, France. Faulkner, Karl B., Corning Glass Works, Corning, N. Y. Faust, George T., Rutgers University, New Brunswick.- N. J. Fay, Gordon C., 300 W. Webb St., Calumet City, 111. Federal Seaboard Terra Cotta Corp., Perth Amboy, N. J. Fellinger, Hermann, Westfalische Strasse 90, Berlin- Wilmersdorf, Germany. Fels, C. G., Atlantic Terra Cotta Co., Perth Amboy, N. J. Fennessey, B. E., 365 E. Illinois St., Chicago, 111. Ferguson, George M., 121 W. 42nd Street, New York, N. Y. Ferguson, Robert F., 151 S. Sixth St., Zanesville, Ohio. Femholtz, C. Walter, Box 708, Vernon, Calif. Ferro Enamel Corp. (R. A. Weaver), 4150 E. 56th St., Cleveland, Ohio. Fessler, A. H., A C Spark Plug Co., Flint, Mich. Fetterolf, L. D., 131 Columbia Ave., Palmerton, Pa. Fettke, Charles R., 1118 Wightman St., Pittsburgh, Pa. Filbert, Edwin B., 3200 Avon Ave., Baltimore, Md. Filippi, Charles R. (Student), 102 E. Chalmers St., Cham paign, Id. Filippi, Hugo, 228 N. LaSalle St., Chicago, 111. Finch, Francis E., Hardinge Co., Inc., York, Pa. Finck, Joseph L., J. L. Finck Laboratories, 10 W. 47th Street, New York, N. Y. Findlay Clay Pot Co., Washington, Pa. Fink, G. J., National Aluminate Corp., 6216 W. 66th Place, Chicago, Id. Finn, Alfred N., National Bureau of Standards, Washing ton, D. C. Firestone Steel Products Co. (J. E. D. McCarty), Akron, Ohio. Fisk, Henry G., Calaveras Cement Co., San Andreas, Calif. Fitzgerald, Alexander E., A4-Avon Apts., Narberth, Pa. Fleck, E. M., Vitro Manufacturing Co., Corliss Sta., Pitts burgh, Pa. Fleming, A. P. M., Metropolitan Vickers Electrical Co., Manchester, England. Flick, Fulton B., 1706 First National Bank Bldg., Pitts burgh, Pa. Flint, Francis C., Hazel-Atlas Glass Co., Market St., Zanesville, Ohio. Flood, L. W., Chisholm, Boyd & White Co., 57th & Wal lace Sts., Chicago, Id. Flu, Eldon Bruce, 1533 Crooks Rd., Royal Oak, Mich. Fogelberg, Sven, Webb's Crystal Glass Co., Ltd., Dennis Glassworks, Stourbridge, England. Ford Ceramic Arts, Inc. (Walter D. Ford), 319 W. 10th Ave., Columbus. Ohio. Ford, George E., A. P. Green Fire Brick Co., 50 Church St., New York, N. Y. Ford, Karl L., Stone House Farm, Durham, N. H. Ford, Walter D., 1834 N. 4th Street, Columbus, Ohio. Foresman, Grover C., 142 Pine St., Corning, N. Y. Forman, L. P,, 406 California Ave., Oakmont, Pa. Forse, Edwin B., Carborundum Co., Box 248, Perth Am boy, N. J. Forst, Daniel P., Box 848, Trenton, N. J. Forter, Samuel A., 119 Federal St., N. S., Pittsburgh, Pa. Fosdick, Marion L., New York State College of Ceramics, Alfred, N. Y. Foss, Feodore F., 622 Wheeling Steel Corporation Bldg., Wheeling, W. Va. Foster, Harry D., National Fireproofing Co., Haydenville, Ohio. Fostoria Glass Co. (W. F. Curtis), Moundsville, W. Va. Fox, George H., Atlantic Terra Cotta Co., High St. & Buckingham Ave., Perth Amboy, N. J. Membership Roster for 1936 347 France, James H., J. H. France Refractories Co., Snow Shoe, Pa. Frank, Henry A., Box 4, Rayo, N. Mex. Frank, John N., University of Oklahoma, Norman, Okla. Franz, Leo J., Acme Brick Co., Malvern, Ark. Franzen, Nick, Port Allegany, Pa. Franzheim, C. Merts, C. M. Franzheim Co., Wheeling, W. Va. Fraser, W. B., Fraser Brick Co., 1505 Federal St., Dallas, Texas. Frauenfelder, Edward H. (Student), 7603 Forsythe Blvd., Clayton, Mo. Fraulini, Felix, Missouri Training School for Boys, Boon- ville, Mo. Frautschi, Robert F., Y. M. C. A., Alton, 111. Frazier, C. E., Simplex Engineering Co., Washington Trust Bldg., Washington, Pa. Frazier, J. Earl, Simplex Engineering Co., Washington Trust Bldg., Washington, Pa. Frechette, Howells, Mines Branch, Dept, of Mines, Ottawa, Ontario, Canada. Frederick, C. L., Jr., Plibrico Jointless Firebrick Co., 1800 Kingsbury Block, Chicago, 111. Frederick, Gilbert M., Babcock & Wilcox Co., Packard Bldg., Philadelphia, Pa. Freeman, Charles A., A. P. Green Fire Brick Co., Mexico, Mo. Freeman, H. S., Square D Company, 6060 Rivard St., Detroit, Mich. Freese, H. H., E. M. Freese & Co., Galion, Ohio. French, J. R., Apartado 1402, Mexico, D.F., Mexico. French, Myrtle M., 800 S. Halsted St., Chicago, 111. Frey, E. F., DeVilbiss Manufacturing Co., Toledo, Ohio. Friedman, Louis K., 1320 Bennington Ave., Squirrel Hill Sta., Pittsburgh, Pa. Frings, Ray F. (Student), University of Alabama, Uni versity, Ala. Fritz, E. H., 710 Walnut St., Latrobe, Pa. Frost, Leon J., 536 Fifth St., Niagara Falls, N. Y. Fry, Herbert G., 3 Ravensbourne Park Crescent, Catford, London, S.E.6, England. Fujita, Shinzaburo, Shinagawa White Brick Co., Okayama Factory Imbe-cho, Wakegum, Okayama-ken, Japan. Fulcher, Gordon S., Corhart Refractories Co., Louisville, Ky. Fuller, Donald H., Roberts & Manders Stove Co., Hat- boro, Pa. Fuller, George W., Spokane Public Library, Spokane, Wash. Fulton, C. E., Pittsburgh Plate Glass Co., Creighton, Pa. Fulweiler, Walter H., 319 Arch St., Philadelphia, Pa. Fuwa, Kitsuzo, 589, 5-chome Araijiku, Omoriku, Tokyo, Japan. Galbraith, Robert, E. I. du Pont de Nemours & Co., R. & H. Chemicals Dept., 1235 Guardian Bldg., Cleve land, Ohio. Galloway, Walter B., Galloway Terra Cotta Co., 32nd & Walnut Sts., Philadelphia, Pa. Gallup, John, RCA Manufacturing Co., Inc., 415 S. Fifth St., Harrison, N. J. Galpin, Sidney L., 424 Clark St., Morgantown, W. Va. Ganapule, Anant K., Parshurain Pottery Works Co., Ltd., Morvi, Kathiawar, India. Gardinor, F. F., Star Porcelain Co., Muirhead Ave., Trenton, N. J. Gardner, W. J., Meltham Silica Fire Brick Co., Meltham, near Huddersfield, England. Garrison, A. A., 1151 S. Main, Salt Lake City, Utah. Garson, F. J., New Jersey Porcelain Co., Box 908, Trenton, N. J. Garve, T. W., 235 W. 10th Ave., Columbus, Ohio.. Gaskins, Warden W. (Student), University of North Carolina, Raleigh, N. C. Gauger, Alfred W., Pennsylvania State College, State Col lege, Pa. Gautsch, Murray C., Metal & Thermit Corp., East Chi cago, Ind. Gayner Glass Works (John M. Gayner), Salem, N. J. Gayner, John M., Gayner Glass Works, Salem, N. J. Geddes, William J., Denver Sewer Pipe & Clay Co., Broad way at Curtis, Denver, Colo. Geer, Paul L., Amsler-Morton Co., 720 Fulton Bldg., Pittsburgh, Pa. Geiger, Charles F., Carborundum Co., Perth Amboy, N. J. Geijsbeek, Samuel (Charter Life), Geijsbeek Engineering Co., 601 Arctic Bldg., Seattle, Wash. Geisinger, E. E., Pfaudler Werke, A.-G., Schwetzingen, Baden, Germany. Geller, R. F., 306 W. Thornapple St., Chevy Chase, Md. Gelstharp, Frederick K., Pittsburgh Plate Glass Co., Creighton, Pa. General Ceramics Co. (Perry D. Helser), 30 Rockefeller Plaza, New York, N. Y. Gentil, E., Glaceries de St. Gobain, 1 Bis Place des Saussaies, Paris, France. George, W. S., Pottery Co. (W. S. George), East Palestine, Ohio. George, W. C., Canonsburg Pottery Co., Canonsburg, Pa. George, W. S., W. S. George Pottery Co., East Palestine, Ohio. Gerber, Albert C., 12 Bounty St., Metuchen, N. J. Gerdes, Paul E., 14901 Lake Ave., Lakewood, Ohio. Gerster, C. W., 2103 St. Clair Ave., East Liverpool, Ohio. Gesner, M. A., Ridgewood, N. J. Gibbs, Arthur E., 1006 Widener Bldg., Philadelphia, Pa. Gibson, Frank G., 3157 Indianola Ave., Columbus, Ohio. Gibson, R. L., 705 Woodward Ave., Kittanning, Pa. "Giesche" Fabryka Porcelany Sp. Akc. (M. P. Mehan), Katowice-Bogucice, Poland. Gieseke, Wilhelm, Ronneby, Sweden. Gilfillan, J. M., Trumbull Electric Manufacturing Co., Trenton, N. J. Gill, Francis D., Gill Glass Co., Philadelphia, Pa. Gill, John R., 450 Sutter St., San Francisco, Calif. Gill, Joseph W,, 563 Hillside Ave., Elmhurst, 111. Gill, La Verne N., Standard Sanitary Manufacturing Co., Box 1, Richmond, Calif. Gillespie, H. N., 225 Broadway, New York, N. Y. Gillinder Brothers, Inc. (J. Fletcher Gillinder), Port Jer vis, N. Y. Gillinder, James, Box 1007, Port Jervis, N. Y. Gillinder, J. Fletcher, Gillinder Brothers, Inc., Port Jervis, N. Y. Gitter, A. Josephine, 913 Convers Ave., Zanesville, Ohio. Given, Conrad W., Great Lakes Steel Corp., Tecumseh Road, Ecorse, Detroit, Mich. Gladding, McBean & Co. (Atholl McBean), 660 Market St., San Francisco, Calif. Gladding, A. L., Gladding Brothers Manufacturing Co., 3rd & Keyes Sts., San Jose, Calif. Gleason-Tiebout Glass Co. (C. H. Tiebout), 59 54th Street, Maspeth, N. Y. Gleason, Charles W., Gleason-Tiebout Glass Co., 99 Com mercial St., Brooklyn, N. Y. Glenwood Range Co. (J. L. Anthony), Taunton, Mass. Glick, Wendell A., 17006 Endora Rd., S. E., Cleveland, Ohio. Godard, Ray S., 11 Mt. Lebaun Blvd., Pittsburgh, Pa. Goddard, W. T., Box 170, Hamilton, Ontario, Canada. Goebel, J., Jr., 95 Bedford St., New York, N. Y. Goerz, Adolf, Apartado 508, Mexico, D. F., Mexico. Golding Sons Co. (Herbert P. Margerum), Trenton Trust Bldg., Trenton, N. J. Golding, Charles E., Box 224, Trenton, N. J. Goldschmidt, Victor M., Trondhjemsveien 23, Oslo, Nor way. Golightly, James S. (Student), Sigma Pi Fraternity, State College, Pa. Goodman, H. A., Dominion Fire Brick & Clay Co., Claybank, Saskatchewan, Canada. Goodrich, Hobert R., 469 West Oak St., Glendale, Calif. Goodwillie, David H., Libbey-Owens-Ford Glass Co., Nicholas Bldg., Toledo, Ohio. Goodwin, Robert K., Redfield, Iowa. 348 Bulletin of the American Ceramic Society Gormly, Alan L., Research Dept., Norton Co., Worcester, Mass. Gould, Kenneth D., 303 S. Cross St., Robinson, 111. Gould, Robert E., Tennessee Valley Authority, Norris, Tenn. Grady, R. F., 5739 Manchester Ave., St. Louis, Mo. Grady, R. F., Jr., Winkle Terra Cotta Co., 5739 Manches ter Ave., St. Louis, Mo. Grafton, Charles O., Gill Clay Pot Co., Muncie, Ind. Grant, J. A., 199 Chemung St., Corning, N. Y. Gray, S. McK., Electrical Testing Laboratories, 80th St. and East End Ave., New York, N. Y. Great Lakes Steel Corp. (Conrad W. Given), Tecumseh Rd., Ecorse, Detroit, Mich. Greaves-Walker, A. F., Dept, of Ceramic Engineering, University of North Carolina, Raleigh, N. C. Greaves-Walker, A. McKinley, Libbcy-Owens-Ford Glass Co., Rossford, Ohio. Green, A. P., Fire Brick Co. (R. S. Bradley), Research Dept., Mexico, Mo. Green, Allen P., A. P. Green Fire Brick Co., Mexico, Mo. Green, Allen P., Jr., 21 E. 87th Street, New York, N. Y. Green, John R., Brown Instrument Co., Philadelphia, Pa. Green, Michael E. (Student), 207 West 12th St., Rolla, Mo. Green, Robert S., 1105 S. Jefferson St., Mexico, Mo. Greene, Charles F., Alabama Clay Products Co., Bessemer, Ala. Greene, J. F., 1123 Pear St., Vineland, N. J. Greene, Kenneth F., 56 Main St., Keyport, N. J. Greenstreet, Edward C., 2801 Southern Ave., Baltimore, Md. Gregorius, J. S., Pittsburgh Plate Glass Co., Window Glass Research Dept., Creighton, Pa. Gregorius, T. K., 1120 Highland St., Tarentum, Pa. Gregory, M. C., Coming Brick, Terra Cotta & Tile Co., Corning, N. Y. Greider, Harold W., Philip Carey Manufacturing Co., Lockland, Ohio. Griffin, Carl H., Deutsche Norton Gesellschaft, Wesseling bei Koln, Gennany. Griffith, R. E., 1844 Oliver Bldg., Pittsburgh, Pa. Grimes, G. J., Florence Stove Co., 2207 West Station St., Kankakee, 111. Groeniger, Edward F., 965 West 5th Ave., Columbus, Ohio. Grogan, Glenroy G., 689 Laurel Ave., Des Plaines, 111. Grothusen, Ralph H. (Student), 2210 Lincolnway, Ames, Iowa. Grout. John R., Jr., Topliff Hotel, Spruce Pine, N. C. Guastavino, Rafael, 143 Arvixa Ave., Bay Shore, N. Y. Guenther, E. B., 1830 Beechwood Blvd., Pittsburgh, Pa. Guthrie, George, "Ochil," Harrow Rd., Sudbury Hill, Wembley, Middlesex, England. Gutmann, Paul F., 5331 Nottingham Ave., St. Louis, Mo. Haaf, George, 126 Franklin Ave., Solvay, N. Y. Haeger Potteries, Inc. (E. H. Haeger), Dundee, 111. Haeger, E. H., Haeger Potteries, Inc., Dundee, 111. Haff, Robert S., Jr. (Student), Battery I, Virginia Poly technic Institute, Blacksburg, Va. Hagar, Donald, 777 Brighton Blvd., Zanesville, Ohio. Haigh, L., W. A. Riddell Co., Bucyrus, Ohio. Hainsfurther, R. M., 1013 Oregon Ave., Tarentum, Pa. Haley, N. J., Tata Iron & Steel Co., Jamshedpur via Tatanagar, India. Hall China Co. (M. W. Thompson), East Liverpool, Ohio. Hall, Arol, 1009 N. Webster, Kokomo, Ind. Hall, Betty, 318 Hamilton St., Evanston, 111. Hall, Clarence A., Electric Storage Battery Co., 19th Street, Philadelphia, Pa. Hall, F. P., 206 Granger Rd., Syracuse, N. Y. Hall, Henry, "Ravenshoe," Kingland Rd., Poole, England. Hallowell, Rowena, Clay Craft Studio, 14 Fenwick Rd., Winchester, Mass. Hallsworth, Stanley, 56 Coleshill Rd., Ward End, Birm ingham 8, England. Hamburger, Herbert M., Davidson Enamel Co., Clyde, Ohio. Hamilton, James, Trenton Potteries, Box 141, Trenton, N.J. Hammer, Gunter, Fleschstrasse 18, Wilhelmsburg a. Tr., Austria. Hammers, Freida L., University Sta., Grand Forks, N. Dak. Hammond, Walter E., Southern Feldspar, Inc., Toecane, N. C. Haney, H. L., Carson St., Pittsburgh, Pa. Hanley Company (C. T. Morrow), Summerville, Pa. Hanna, H. H., Pittsburgh Plate Glass Co., Crystal City, Mo. Hanna, Henry N., 430 Hearst Tower Bldg., Baltimore, Md. Hanna, Ralph E., 832 W. 8th, Anderson, Ind. Hannah, E. R., 528 W. Robinson St., Mexico, Mo. Hannegan, Michael H., 617 E. Chestnut St., Mt. Vernon, Ohio. Hanovia Chemical & Manufacturing Co. (W. Riehl), Chestnut St. & N. J. R. R., Newark, N. J. Hansen, J. E., Ferro Enamel Corp., 4150 East 56th St., Cleveland, Ohio. Hanson, G. G., 4436 Maplewood Ave., Chicago, 111. Harcourt, Edward L., Hiram Swank's Sons, Inc., Johns town, Pa. Hardesty, B. D., Mayer China Co., Beaver Falls, Pa. Harding, John W., Brockway Glass Co., Inc., Brockway, Pa. Harding, Russell J., Box 508, Ottawa, III. Hardinge Company, Inc. (Francis E. Finch), York, Pa. Hardy, Isaac E., Tiffany Enameled Brick Co., Momencc, 111. Hardy, R. G., Ludowici-Celadon Co., Coffeyville, Kans. Hare, Robert L., Wyandot Clay Products Co., Upper San dusky, Ohio. Harker, H. N., Harker Pottery Co., East Liverpool, Ohio. Harkins, William D., Kent Chemical Laboratory, Uni versity of Chicago, Chicago, 111. Harman, C. G., 1104 W. Springfield St., Urbana, 111. Harris, Robert W., Dillsboro, N. C. Harrison, Harold C., Westinghouse Electric & Mfg. Co., Pittsburgh, Pa. Harrison, Richard L., 308`/ Main St., Lafayette, Ind. Harrison, W. N., National Bureau of Standards, Washington, D. C. Harrod, Hugo L., Harbison-Walker Refractories Co., Vandalia, Mo. Harshaw Chemical Co. (D. G. Pierce), Intelligence Service Division, 1945 E. 97th Street, Cleveland, Ohio. Hartford-Empire Co. (F. Goodwin Smith), Box 1620, Hartford, Conn. Hartford, Frank M., Allied Engineering Co., 4150 East 56th St., Cleveland, Ohio. Harth, P. E., National Pigments & Chemical Co., 722 Chestnut, St. Louis, Mo. Hartshorn, Theodore D., A. J. Lindemann & Hoverson Co., Milwaukee, Wis. Harty, William A., Exolon Company, Blasdell, N. Y. Harvey, Edwin T., Goldfield, Iowa. Harvey, F. A., Harbison-Walker Refractories Co., Pitts burgh, Pa. Hasslacher, George F., Short Hills, N. J. Havell, Richard F. (Student), 1004 South 4th St., Cham paign, 111. Hawke, C. E., Carborundum Co., Perth Amboy, N. J. Hayes, J. A., Naval Boiler Laboratory, U. S. Navy Yard, Philadelphia, Pa. Hays, George H., Vitreous Enameling Co., Cleveland, Ohio. Hazard, Rowland, La Luz Clay Products Co., La Luz, . N. Mex. Hazel-Atlas Glass Co. (J. H. McNash), Wheeling, W. Va. Hazel, John J., Harbison-Walker Refractories Co., Van dalia, Mo. Hazen, E. J., Heilman Apts., Maple St., Kittanning, Pa. Heath, Chadwick N., National Fireproofing Co., 205 E. 42nd St., New York, N. Y. Heath, Frederick T., Jr., Brick Mfrs. Assn, of New Eng land, 627 State Mutual Bldg., Worcester, Mass. Membership Roster for 1936 349 Hebler, W. O., Charles Engelhard, Inc., 90 Chestnut St., Newark, N. J. Hccht, Hans, Chemischcs Lab. ftir Tonindustrie, Dreye- strasse 4, Berlin, N.W. 21, Germany. Heck, F. G., Box 29, Norristown, Pa. Hedquist, Alfred J., Box 594, Norris, Tenn. Heindl, Raymond A., 4917 43rd Street, N.W., Washing ton, D. C. Held, H. J., Rundle Manufacturing Co., 3305 W. Forest Home Ave., Milwaukee, Wis. Hellmcrs, Henry T., Akro Agate Co., 417 Stanley Ave., Clarksburg, W. Va. Helser, Perry D., General Ceramics Co., 30 Rockefeller Plaza, New York, N. Y. Helwig, F. J., 2411 Elizabeth St., Pueblo, Colo. Hemphill, R. W., 973 Grant St., Akron, Ohio. Henderson, Frederick C., 813 Ohio Ave., East Liverpool, Ohio. Henderson, H. B., Box 12, East Liverpool, Ohio. Hendren, Robert R. (Student), 417 Sheridan Ave., New Castle, Pa. Hendryx, Dwight B., 1G00 Beecliwood Blvd., Squirrel Hill Sta., Pittsburgh, Pa. Henning, Walter V., 167 West Fourth St., Mansfield, Ohio. Henry, A. V., Georgia School of Technology, Atlanta, Ga. Henry, Edward C., 817 East Beaver Ave., State College, Pa. Henry, Frank R., Simonds Worden White Co., Dayton, Ohio. Heppa, Eric R., 65 Bridge St., Newark, N. J. Hepplewhite, J. W., 1517 St. Clair Ave., East Liverpool, Ohio. Herger, Howard C., Pierce Glass Co., Port Allegany, Pa. Herman, E. Olney, Box 32, Momence, 111. Hermann, Max, 239 Ocean Ave., Brooklyn, N. Y. Herold, John F., Apartment 5, 1031 South Central, Glen dale, Calif. Herold, Paul G., Missouri School of Mines, Rolla, Mo. Herrold, R. P., Mosaic Tile Co., Zanesville, Ohio. Hertzell, E. A., 4481 Highridge St., Pittsburgh, Pa. Herzog, John S., Newark, Ohio. Hess, Henry W., 614 Stratford Place, Toledo, Ohio. Hess, R. F., North American Refractories Co., Cleveland, Ohio. Hester, Weston (Student), 531 W. Monroe St., Mexico, Mo. Hettinger, E. L., 1325 Mineral Spring Rd., Reading, Pa. Heubach, A. R., "Keramig," Ratingen, Germany. Heuer, Russell P., General Refractories Co., Real Estate Trust Bldg., Philadelphia, Pa. Hewitt, L. C., Laclede-Christy Clay Products Co., St. Louis, Mo. Hibbins, T. A., Stevenson Co., Wellsville, Ohio. Higgins, Ray, 466 Broad St., Wadsworth, Ohio. Hilder, Albert E., 710 Concourse Bldg., 100 Adelaide St. W., Toronto, Ontario, Canada. Hilgenberg, Carl R. L., Carr-Lowrcy Glass Co., Baltimore, Md. Hill, E. C., Abrasive Co., Bridesburg, Philadelphia, Pa. Hind, Stanley, 50 Queen's Rd., Hartshill, Stoke-on-Trent, England. Hisschemoller, Frcderik W., Rynlaan 227, Utrecht, Netherlands. Hite, Everett C., Y. M. C. A., Canton, Ohio. Hobert, Leroy F., Universal Clay Products Co., Sandusky, Ohio. Hodecker, W., Regierungsbaumeister, Ilmenau, Thuringia, Germany. Hodek, F. E., Jr., 4101 Parker Ave., Chicago, 111. Hodson, G. A., 58 Park Rd., Loughborough, England. Hoehl, Joseph W., Wolverine Porcelain Enamel Co., 3350 Scotten Ave., Detroit, Mich. Hoerger, E. F., Canton Stamping & Enameling Co., Canton, Ohio. Hoffman, C. A., c/o C. K. Hoffman, Chillicothe, Ohio. Hofmcister, Hermann, Rommerode Bez. Cassel, Germany. Hofstetter, Gerald W., 902 Wilson Ave., Columbus, Ohio. Hoh, Shai-Kwong, Lingnan University, Canton, China. Holland, Job, Box 22, Sheffield, England. Holmes, M. E., N. Y. State College of Ceramics, Alfred, N. Y. Holmes, Minot K., 112 South Proud St., Muncie, Ind. Holmslrom, Bjorn, Master Olofsgatan 9, Gefle, Sweden. Holscher, H. H., 627 S. 18th Ave., Maywood, 111. Holtz, Lee, Southern California Gas Co., 1700 Santa Fe Ave., Los Angeles, Calif. Hommel, O., Company (O. Hommel), 209 4th Ave., Pittsburgh, Pa. Hommel, Ernest M., 5881 Douglas Ave., Pittsburgh, Pa. Hommel, O., O. Hommel Co., 209 4th Ave., Pittsburgh, Pa. Hood, B. Mifflin, B. Mifflin Hood Brick Co., Daisy, Tenn. Hood, Harrison P., 83 East 4th Street, Corning, N. Y. Hope, Herford, Devonmoor Art Pottery Co., Liverton, Newton Abbot, Devon, England. Horak, William, Bailey & Sharp Co., Hamburg, N. Y. Hormberg, Robert E., 5028 Colerain Ave., Cincinnati, Ohio. Horn, Sidney C., Foxboro Company, Neponset Ave., Foxboro, Mass. Horning, Roy A., Armstrong Cork Co., Pittsburgh, Pa. Hornung, Martin R., 140 Sheridan Ave., New Castle, Pa. Hossenlopp, A. M., A C Spark Plug Co., Flint, Mich. Hostetter, J. C., Corning Glass Works, Corning, N. Y. Hottinger, A. F., Northwestern Terra Cotta Co., 1750 Wrightwood Ave., Chicago, 111. Housley, W. Leas, 1229 Lousiana Ave., N.W., Canton, Ohio. Housman, George S., 208 W. Fornance St., Norristown, Pa. Houze, L. J., Convex Glass Co. (Roger J. Houze), Point Marion, Pa. Houze, Roger J., L. J. Houze Convex Glass Co., Point Marion, Pa. Hoven, W. J., 3034 Yorkshire Rd., Cleveland, Ohio. Howat, Walter L., 85 Hopping Ave., Tottenville, N. Y. Howell, Harriett, 2452 Charney Rd., Cleveland Heights, Ohio. Hower, H. S., Carnegie Institute of Technology, Pitts burgh, Pa. Howie, John Ronald, Templetonburn, Kilmarnock, Scot land. Hubbard, Arthur E., 51 Braxted Park, London, S.W, 16, England. Hudson, Charles J., Research Laboratories, Norton Co., Worcester, Mass. Hug, William O., 1154 Glenwood Blvd., Schenectady, N. Y. Hughes,..Adrian C., 1414 Potomac St., Dormont, Pitts burgh, Pa. Hughes, Walter M., 534 Putnam Ave., Zanesville, Ohio. Hugill, William, Langham House, Fields Rd., Alsager, England. Hull, Walter A., Box 1074, Sante Fe, N. Mex. Hulls, Eugene A., Mathieson Alkali Works, Inc., 60 East 42nd Street, New York, N. Y. Humphreys, R. D., Mississippi Glass Co., 220 Fifth Ave., New York, N. Y. Hunt, Ercel B., 1209 E. Promenade, Mexico, Mo. Hunt, George, General Steel Wares Ltd., 199 River St., Toronto, Ontario, Canada. Hunt, M. H., Porcelain Products, Inc., Parkersburg, W. Va. Hunter, R. G., Owens-Illinois Glass Co., Alton, 111. Hurdman, William L., Ferrum Industria Argentina de Metales S. A., Espana 402, Avellaneda, Buenos Aires, Argentina, South America. Hursh, Ralph K., Dept, of Ceramic Engineering, Uni versity of Illinois, Urbana, 111. Hurst, Thomas L. (Student), College of Mines, University of Washington, Seattle, Wash. Hutt, Glenn A., Temple Court, Collins St., Melbourne, Victoria, Australia. Hutt, Gordon M., Dept, of Development, Canadian Pacific Ry., Winnipeg, Manitoba, Canada. Hyde, Collin; Alamo Apartments, Mexico, Mo. 350 Bulletin of the American Ceramic Society Hyland, J. A., Pacific Coast Borax Co., 2295 Lumber St., Chicago, 111. Hyslop, Joseph F., "Dromore," Major's Loan, Falkirk, Scotland. Ilgenfritz, C. Bruce, 210 S. Dallas Ave., Pittsburgh, Pa. Illinois Clay Products Co. (Otis L. Jones), 214 Barber Bldg., Joliet, 111. Ingersoll, Harry, 4514 S. Van Ness Ave., Los Angeles, Calif. Ingram-Richardson Manufacturing Co. of Indiana, Inc. (C. P. Scripture), Frankfort, Ind. Innes, David H., Ludowici-Celadon Co., New Lexington, Ohio. Insley, Herbert, National Bureau of Standards, Washing ton, D. C. International Smelting & Refining Co. (F. O. Case), 151st & McCook Ave., East Chicago, Ind. Irish Glass Bottle Co., Ltd. (F. Winkelmann), Charlotte Quay, Dublin, Ireland. Irvine, George C., 2251 Orchard Ave., Niagara Falls, Ontario, Canada. Irvine, W. Arthur, Falkirk Iron Works, Falkirk, Scotland. Irwin, Dewitt, Potters Supply Co., East Liverpool, Ohio. Irwin, J. P., Arthur G. McKee & Co., 2422 Euclid Ave., Cleveland, Ohio. Isenhour, John H., 601 W. Innes St., Salisbury, N. C. Isolantite, Inc. (R. S. Bicknell), 343 Cortlandt St., Belle ville, N. J. Jacoby, Clarence A., RCA Manufacturing Co., Inc., 415 S. Fifth St., Harrison, N. J. Jacquart, Charles E., American Enameled Brick Co., South River, N. J. Jaeger, Frank G., 3817 Russell Blvd., St. Louis, Mo. Jans, John T., 6545 Epworth Blvd., Detroit, Mich. Jarman, G. W., 110 East 42nd Street, New York, N. Y. Jaunez, E., Zahna Prov. Saxony, Germany. Jeffery, Benjamin A., 741 Edison Ave., Detroit, Mich. Jeffery, Joseph A., Champion Spark Plug Co., Butler Ave. & Grand Trunk R. R., Detroit, Mich. Jenson, H. O. Busch, Bing &Grondahls Porcellaensfabrik, Vesterbrogade 149, Copenhagen, Denmark. Jeppson, George N., Norton Company, Worcester, Mass. Jiro, Ishikawa, Nippon Toki Kaisha, Ltd., Noritake, Na goya, Japan. Jobling-Purser, Ernest J., James A. Jobling & Co., Ltd., Wear Glass Works, Sunderland, England. Johns, Alfred H., 1306 44th Ave., S.W., Seattle, Wash. Johnson, Alexander H., 27 Adelaide St., West Ryde, N.S.W., Australia. Johnson, Frederick M., 3646 Elmhurst Rd., Toledo, Ohio. Johnson, G. A., 1129 Walnut St., Dover, Ohio. Johnston, H. J. C., Leeds Fire Clay Co., Wortley, Leeds, England. Johnston, Philip S., 905 S. Clark St., Mexico, Mo. Johnston, Thomas B., Pountney & Co., Ltd., Bristol Pot tery, Fishponds, Bristol, England. Jones, Clifford, Messrs. Liptak Furnace Arches Ltd., Bridge Works, Broadheath, Altrincham, Cheshire, England. Jones, Enos M., 2605 Broad Ave., Altoona, Pa. Jones, Frank L,, Mellon Institute, Pittsburgh, Pa. Jones, Otis L., Illinois Clay Products Co., 214 Barber Bldg., Joliet, 111. Jones, Paul R., 301 W. Market St., Nappanee, U. S. 6, Ind. Jones, Richard E., Spruce St., Cheswick, Pa. Jordan, Roy E., Jr., 503 Fourth St., Ironton, Ohio. Jordan, Suzanne (Student), 199 15th Ave., Columbus, Ohio. Jording, Harold, 296 Cassady Rd., Bexley, Ohio. Josi, Byron B., Owens-Illinois Pacific Coast Co., San Fran cisco, Calif. Jova Brick Works (J. L. Jova), Roseton, N. Y. Jova, J. L., Jova Brick Works, Roseton, N. Y. Joy, Robert L., 2545 Olive St., Huntington Park, Calif. Judd, Archie C., Box 556, Portsmouth, Ohio. Judge, Frank P., Pope-Gosser China Co., Coshocton, Ohio. Jukovsky, Gregory, Glass Research Institute, Semyonov- skaya 8/10, Moscow, U.S.S.R. Ka1e11p.pel, Herbert V., 59 E. Van Buren St., Box 5, Chicago, Kaiser, Carl E., 90 W. First, Mansfield, Ohio. Kallauner, Otakar, Rybkova ul. 6, Brno, Czechoslovakia. Kallstedt, C. H., Western United Gas & Electric Co., 50 Fox St., Aurora, 111. Kamper, Oliver W., 5038 Geraldine Ave., St. Louis, Mo. Kanhauser, Frank, Kaznejov u Plzne, Czechoslovakia. Karasin, A. B., Amtorg Trading Corp., 261 Fifth Ave., New York, N. Y. Kauffman, John R., Dept, of Ceramics, Rutgers Uni versity, New Brunswick, N. J. Kautz, Karl M., 327 Ohio Ave., N.E., Massillon, Ohio. Kawai, Kozo, Kyushu Fire Brick Co., Inbe Wakegun, Okayama-ken, Japan. Kay, William T., 115 West Boulevard, Mexico, Mo. Keaney, Joe C., 240 Inglewood Dr., Mt. Lebanon, Pitts burgh, Pa. Kebler, Leonard, Ward-Leonard Electric Co., Mt. Vernon, N. Y. Keehn, Clarence C., Lisk Manufacturing Co., Canan daigua, N. Y. Keith, Gordon C., 49 Turner Rd., Toronto (10), Ontario, Canada. Keith, Wendell P., Wilmette, 111. Keller, G. W., Brown Instrument Co., Philadelphia, Pa. Keller, Lewis H., Owens-Illinois Glass Co., Fairmont, W. Va. Keller, W. D., 208 Swallow Hall, University of Missouri, Columbia, Mo. Kelley, Frank Reuss, 69 Silvermine Ave., Norwalk, Conn. Kelley, Walter H., Bethlehem Steel Co., Bethlehem, Pa. Kelsey, V. V., Consolidated Feldspar Co., Trenton Trust Bldg., Trenton, N. J. Kempf, John R., Detroit Star Grinding Wheel Co., Detroit, Mich. Kempf, W. C., Box 366, Metuchen, N. J. Kennaday, Clinton R., 557 Maple Ave., Woodbridge, N. J. Kent, G. G., Square D Co., Peru, Ind. Kent, N. Johnson, Johns-Manville Sales Corp., 22 East 40th Street, New York, N. Y. Kentucky Clay Mining Co. (W. J. Watkins), Mayfield, Ky. Kentucky-Tennessee Clay Co. (R. C. Meeker). Paris, Tenn. Keplinger, Robert B., Metropolitan Paving Brick Co., Canton, Ohio. Keppeler, Gustav, Bodekerstr. 64 II, Hannover, Germany. Kern, Edward F., School of Mines, Columbia University, New York, N. Y. Kern, James E. (Student), 210 State St., Harrison, Ohio. Kerr, Charles H., 214 S. 2nd Street, Covina, Calif. Kerr, W. B., 402 S. Franklin St., Syracuse. N. Y. Kerr, W. R., Armstrong Cork Co., Beaver Falls, Pa. Ketcham, O. W., O. W. Ketcham Terra Cotta Works, Crum Lynne, Pa. Key, John A. (Student), College of Mines, University of Washington, Seattle, Wash. Kieffer, Emil, Porzellanfabriken Lorenz, Hutschenreutber, Selb i. Bayern, Germany. Kielland, Val B., Apartado 106, Cartagena, Colombia, South America. Kimble, Herman K., Kimble Glass Co., Vineland, N. J. Kimes, Arthur W., National Class Budget, 313 Sixth Ave., Pittsburgh, Pa. Kincaid, Dorothy Texter, American Refractories Institute, 2202 Oliver Bldg., Pittsburgh, Pa. King, Burnham W., Jr. (Student), 803 E. Washington St., Urbana, 111. King, John U., Jr., 2200 Prospect Ave., Cleveland, Ohio. King, R. M., Dept, of Ceramic Engineering, Ohio State University, Columbus, Ohio. Kingsley, Charles B., Mississippi Glass Co., Floreffe, Pa. Kingsley, William P., 173 Lander St., Newburgh, N. Y. Membership Rosier for 1936 351 Kinzie, C. J., Box 821, Folk Sta., Niagara Falls, N. Y. Kircbner, J. E., Tovaros, Hungary. Kirk, Charles J., 507 Highland Ave., New Castle, Pa. Kirkpatrick, F. A., Morton, 111. Kitaigorodsky, J. J., Petrovsky Blvd.,4-6, App. 4, Moscow, U.S.S.R. Kitchen, Louise, Red Barn Studio, 2205 Parkwood Ave., Toledo, Ohio. Klein, A. Albert, Norton Company, Worcester, Mass. Klein, Gordon, Park Blvd., East Liverpool, Ohio. Kleinfeldt, H. F., Abbd Engineering Co., 50 Church St., New York, N. Y. Kleist, Dale, 141 W. Locust St., Newark, Ohio. Klekotka, Joseph, 3601 Reed St., Philadelphia, Pa. Kleymeyer, Henry C., Standard Brick & Tile Corp., Evansville, Ind. Klinefelter, T. A., National Bureau of Standards, Wash ington, D. C. Klumpp, John, Jr., 9th and J, Elwood, Ind. Knauft, Robert W., Charles Taylor Sons Co., Cincinnati, Ohio. Knight, Frank P., Jr., 19 Harbor St., Manchester, Mass. Knight, M. A., M. A. Knight Co., East Akron, Ohio. Knight, R, C., Climax Fire Brick, New Bethlehem, Pa. Knobler, Alfred E. (Student), 1485 Crotona Place, New York, N. Y. Knoesel, William F., Mitchell Clay Manufacturing Co., 5627 Manchester Ave., St. Louis, Mo.- Knowles, Edwin M., China Co. (J. W. Hepplewhite), Newell, W. Va. Knowles, W. V., 1150 Sylvania Rd., Cleveland Heights. Ohio. Knox, Robert B., Jr. (Student), 10 Enterprise, Raleigh, N. C. Knudsen, Rolf, Borgestad, Norway. Knuth, Hermann, Schneidbauer & Giessing Co., Bonn a. Rhein, Bahnhofstrasse 42, Germany. Kochs, Herbert W., 53 W. Jackson Blvd., Chicago, 111. Koehler, W. A., Mechanical Hall, Morgantown, W. Va. Koenig, Charles J., 151 W. Weber Rd., Columbus, Ohio. Koenig, E. W., Erwin, Tenn. Koenig, F. J. M,, 276 W. Main St., Dundee, 111. Kohl, Hans, Wiesenau 8, Frankfurt a. Main, Germany. Kohler Company (Carl J. Kohler), Kohler, Wis. Kohler, Anthony M., Babcock & Wilcox Co., 85 Liberty St,, New York, N. Y. Kohler, Carl J., Kohler Company, Kohler, Wis. Kohn, Joseph, Universal Dental Co., 48th & Brown Sts., Philadelphia, Pa. Kohne, Frank H., 817 Townsend St., New Brighton, Pa. Kondo, Seiji (Honorary), 109 Den-en-Chofu, 3 Chome Omoriku, Tokyo, Japan. Koos, E. K., D. E. McNicol Pottery Co., Clarksburg, W. Va. Koppers Construction Co. (Carl D. Ulmer), Research Division, 713 Koppers Bldg., Pittsburgh, Pa. Koppers, Heinrich, Silikatwerk, G.m.b.H., Wiesenstrasse 61, Dusseldorf-Heerdt, Germany. Koupal, Walter G., Pittsburgh Plate Glass Co., Clarks burg, W. Va. Koyama, I., Technical College, Keijo, Korea, Japan. Kraner, Hobart M., Research Dept., Bethlehem Steel Co., Bethlehem, Pa. Krause, Aage T., 1400 Guardian Bldg., Cleveland, Ohio. Krause, George, R.F.D. 1, Zanesville, Ohio. Krause, Otto A., Adolf-Hitler Strasse 3F, Breslau 1, Ger many. Krehbiel, J. F., Pataskala, Ohio. Kreidl, Ignaz, Schwarzenberg Platz 5a, Vienna, Austria. Kreidl, Werner, Vereinigten Chemischen Fabriken, Kreidl, Heller & Co., Vienna, Austria. Kriegel, W. Wurth, Montana School of Mines, University of Montana, Butte, Mont. Kroeger, F. J., Precision Truing Tool Co., 515 Scott St., Cincinnati, Ohio. Krogh, Anker E., Brown Instrument Co., Philadelphia, Pa. Kruesi, Paul J., American Lava Corp., Chattanooga, Tenn. Kruson, Joseph H., Mexico Refractories Co., Mexico, Mo. Kuechler, Adolph, Sterling Grinding Wheel Co., Tiffin. Ohio. Kuenn, William W., 1735 Pennsylvania Ave., St. Louis, Mo. Kunzman, Edward E. (Student), 3732 McKcon Ave., Niagara Falls, N. Y. Kurtz, Thomas N., North American Refractor es Co., Oliver Bldg., Pittsburgh, Pa. Kutchka, Karl G., 609 Whitney Ave., Wilkinsburg. Pa. Laclede-Christy Clay Products Co. (W. J. Westphalen), 1711 Ambassador Bldg., St. Louis, Mo. Lacy, Roy, Pacific Clay Products Co., Box 145 Sta A Los Angeles, Calif. Lai, Chi-Fang, National Institute of Engineeri. g, Academie Sinica, Yu Yuan Rd., Shanghai, China. Laird, Charles, 711 Wisconsin St., Neodesha, Kans. Laird, Clinton N., Dept, of Chemistry, Lingnan Uni versity, Canton, Kwangtung, China. Lambie, J. M., Findlay Clay Products Co. Washington, Pa. Landrum, R. D., 1945 E. 97th Street, Cleveland, Ohio. Lane, Richard O., Macklin Company, Jackson, Mich. Lang, George F., Carr-Lowrey Glass Co., Baltimore, Md. Lange, Louis A., 219 N. Long Ave., Chicago, 111. Langenbeck, Karl (Charter Life), 1019 Findley Ave., Zanesville, Ohio. Lapp Insulator Co., Inc. (G. W. Lapp), Leroy, N. Y. Lapp, G. W., Lapp Insulator Co., Leroy, N. Y. Larkin, Paul G., 89 N. 9th Street, San Jose, Calif. Lassman, Benjamin, Hydraulics, Inc., Oliver Bldg., Pittsburgh, Pa. Latimer, Horace L., 1925 Mallory, Flint, Mich. Lauer, Frank E., Cowansville, Quebec, Canada. Laughlin, Homer, China Co. (Joseph Wells), Newell, W. Va. Laughton, Paul, Laughton's Pty., Ltd., Footscray, Mel bourne, Australia. Lava Crucible Co. of Pittsburgh (Furman South, Jr.), 627 Wabash Bldg., Pittsburgh, Pa. Lawrence, Frederick B., Box 148, Newell, W. Va. Lawson, Carl H., Waltham Grinding Wheel Co., Waltham, Mass. Layman, Frank E., 86 Orange St., Bloomfield, N. J. Leaver, Stanley, 617 Seventh St., Niagara Falls, N. Y. Le Chatelier, H. (Honorary), 75 rue Notre-Dame des Champs, Paris 6, France. Lee Clay Products Company (Martin S. Bowne), Clear field, Ky. Lee, H. C., 124 W. Oakland Ave., Columbus, Ohio. Lee, P. William, Austenal Laboratories, Inc., 5932 Went worth Ave., Chicago, 111. Lees, Arch A., 411 Avon Dr., Mt. Lebanon, Pittsburgh, Pa. LeFranc, Jacques, 292 Rue St. Martin, Paris, France. Le Heron, Harold, fetablissements Porcher, Revin, Ar dennes, France. Leibson, J. S., Porcelain Dept., General Electric Co., Schenectady, N. Y. Leighton, M. M., 305 Ceramics Bldg., University of Illi nois, Urbana, 111. Leitten, Carl F., 50 Hawkins Ave., Hamburg, N. Y. Leming, Frank, La Oroya, Peru, South America. Lemmerman, Paul C., Grasselli Chemical Co., 3092 Broad way, Cleveland, Ohio. Lenchner, Theodore, 1706 Wightman St., Pittsburgh, Pa. Lester, Charles L., Pine Hall, N. C. Lester, W. Ronald, 5612 Stonington Ave., Baltimore, Md. Leun, A. V., 1120 North New St., Bethlehem, Pa. Lewis, Evan Jarrett, 314 E. First St., Coming, N. Y. Libhey Glass Co. (H. R. Black), W. & L. E. R. R., Ash St., Toledo, Ohio. Lichtenstern, Kurt H., 1, Dominikanberbastei 10, Vienna, Austria. Lillie, Howard R., 168 Cedar St., Corning, N. Y. Lin, C. C., Jen Li Co., 97 Morrison St., Peiping, China. Lindberg, August G. R., Jr., 501 Christie St., Ottawa, 111. Lindemann, A. J., & Hoverson Co. (W. C. Lindemann), Milwaukee, Wis. 352 Bulletin of the American Ceramic Society Lindemann, W. C., A. J. Lindemann & Hoverson Co., Milwaukee, Wis. Linder, Cyril S., Pittsburgh Plate Glass Co., Elwood, Ind. Lindley, Jacob, 8 Fort St., Athens, Ohio. Lindsay, George W., Denver Fire Clay Co., Denver, Colo. Lingbeek, Willem G., Gcldcrmalsen, Holland. Linton, Robert, 605 Edison Bldg., Los Angeles, Calif. Lintz, E. H., Carolina Ave., Chester, W. Va. Little, H. B., Baltimore Enamel & Novelty Co., Box E-4, Baltimore, Md. Littlefield, Edgar, 151 Henderson Rd., Columbus, Ohio. Littleton, J. T., Corning Glass Works, Corning, N. Y. Liu, Konleon, 21 Harrison Ave., Boston, Mass. Lloyd, Arthur S., 417 25th Ave.. S., Nashville, Tenn. Lloyd, Frank L., 2112 Mt. Hally St., Baltimore, Md. Lloyd, Stewart J., University of Alabama, Tuscaloosa, Ala. Locke Insulator Corp. (F. H. Reagan), Box A, Baltimore, Md. London Brick Co. & Forders Ltd. (C. W. D. Rowe), Africa House, Kingsway, London, W.C. 2, England. Long, Bernard, 1 Bis Place des Saussaies, Paris, France. Long, J. Sherman, Box 283, Nutter Fort (Clarksburg), W. Va. Long, R. N., Charles Taylor Sons Co., Taylor, Ky. Longenecker, H. L., R.F.D. 3, 202 Lynmoore Ave., Macon, Ga. Loomis, George A., Engineering Experiment Sta., Ohio State University, Columbus, Ohio. Louden, R. H., Superior Ceramic Corp., Anderson, Ind. Louie, F. S., China Klinwares Manufacturing Co., Ltd., Fook Wah St., Cheung Sha Wan, Hongkong, China. Louthan, William B., Louthan Manufacturing Co., East Liverpool, Ohio. Love, L. G., National Lime and Stone Co., First National Bldg., Findlay, Ohio. Lovejoy, Ellis (Charter Life), 480 W. 6th Ave., Columbus, Ohio. Lowe, G. Kenneth, 2860 Euclid Heights Blvd., Cleveland, Ohio. Lowe, John L., Box 4, Muskegon Heights, Mich. Lu, Kai-Ching, Yao Hua Mechanical Glass Co., Chin- wangtao, Hopei Province, North China. Lucke, Charles E., Physics Bldg., Columbia University, New York, N. Y. Ludowici, Johann Wilhelm, Jockgrim, Palatinate, Ger many. Lukens, Alan R. (Student), 11 Windsor St.. Cambridge, Mass. Lukens, Glen, University of Southern California, Los Angeles, Calif. Luks, Daniel W., Frenchtown, N. J. Lumley, John H., 211 E. Chestnut St., Fort Dearborn Sta., Chicago, 111. Lummis, J. G., 205 Clinton Heights Ave., Columbus, Ohio. Lundell, Gustav E. F., National Bureau of Standards, Washington, D. C. Lunn, C. A., Consolidated Gas Co., 130 E. 15th Street, New York, N. Y. Lutton, Xavier W., 4 W. Laurel Ave., New Castle, Pa. Lyle, Aaron K., 210 Union St., Hamburg, N. Y. Lyon, Kenneth C., 1829 Lampson Rd., Cleveland, Ohio. Lyon. P. W.. Wheeling Steel Corp., Wheeling, W. Va. Lyons, Okey A., 965 Tufts Ave., Royal Oak, Mich. Macbeth-Evans Glass Co. (H. H. Blau), Charleroi, Pa. MacDonald, R. W., 442 National Rd., Fulton, Wheeling. W. Va. MacFarlane, John L., 2420 Elizabeth St., Pueblo, Colo. MacKenzie, James T., 4300 Glenwood Ave., Birmingham, Ala. Madden, Robert C., 126 Erie St., Johnstown, Pa. Madden, Robert H. (Student), Box 957, University, Ala. Maddock, A. M., Titusville, N. J. Maddux, O. L., United Gas & Fuel, Hamilton, Ontario. Canada. Magnuson, J. W., 1151 South Ogden, Denver, Colo. Mahoney, Frank B., Humphryes Manufacturing Co., Mansfield, Ohio. Maize, R. S., Third St., California, Pa. Malinosky, A., Jr., 5926 Rita St., Huntington Park, Calif. Malinovszky, A., 2759 Santa Ana St., Southgate, Calif. Malkin, W. R., B. F. Drakenfeld & Co., Inc., East Liver pool, Ohio. Mallory, J. M., 413 W. Liberty St., Central of Georgia Railway Co., Savannah, Ga. Malm, Arthur T., 23 Wawecus Rd., Worcester, Mass. Malsch, Werner, 402 6th Ave., Belmar, N. J. Manor, John M., Golding Sons Co., East Liverpool, Ohio. Manson, M. E., Chicago Vitreous Enamel Product Co., 1407 S. 55th Court, Cicero, 111. Marbaker, Edward E., Mellon Institute, Pittsburgh, Pa. Margerum, Herbert P., Golding Sons Co., Trenton Trust Bldg., Trenton, N. J. Marley, Henry E., Ceramic Dept., University of Cincin nati, Cincinnati, Ohio. Marsh, Frank L., Medicine Lodge, Kans. Marshall, Albert E., 501 Fifth Ave., New York, N. Y. Martin, Allan E. (Student), Dept, of Ceramics, Pennsyl vania State College, State College, Pa. Martin, H. Kaye, 20 E. Fourth St., Corning, N. Y. Martin, John )., Moulding-Brownell Corp., New Straits- ville, Ohio. Martz, Joseph A., 535 Riverside Ave., Wellsville, Ohio. Marx, Leroy, Northwestern Terra Cotta Co., W. First Ave. and Umatilla St., Denver, Colo. Maryland Glass Corp. (Louis C. Roche), Morrell Park Sta., Baltimore, Md. Mason, A. G., R. Thomas & Sons Co., Lisbon, Ohio. Mason, Fortunatus Q., 206 Broadway, East Liverpool, Ohio. Massey, Crawford, 5315 West Blvd., Los Angeles, Calif. Matawan Tile Co. (B. K. Eskesen), Matawan, N. J. Mathiasen, O. E., Federal Seaboard Terra Cotta Corp., Perth Amboy, N. J. Matthews, Leslie G., 120 Broadway, New York, N. Y. Mattson, Vernon L., Box 104, Burnsville, N. C. Mattyasovszky-Zsolnay, Laszlo, Zsolnay Works, Buda pest, Hungary. Mauser, H. W., Jr., 20 Julianalaan, Delft, Holland. Mautz, Paul H., Route 7, Marion, Ohio. Mavor, Wilfrid, Ferro Enameling Co. of Canada Ltd., 629 Wellington St., Ottawa, Ontario, Canada. Maxson, Elwyn L., 112 W. Ninth St., Los Angeles, Calif. Mayer, Walter S., Mayer China Co., Beaver Falls, Pa. Mays, George A., Niles, Calif. McAfee, W. Keith, 315 East St., New Castle, Pa. McBean, Atholl, Gladding, McBean & Co., 660 Market St., San Francisco, Calif. McBerty, R. K., Silverville Rd., R. D. 1, Tarentum, Pa. McCann, D. M., Akron Porcelain Co., Akron, Ohio. McCann, F. A., Box 541, Avalon, Calif. McCann, Sidney W., Enamelled Metal Products Corp., Leven Fife, Scotland. McCarthy, F., 100 E. Oakland Ave., Columbus, Ohio. McCarty, J. E. D., Firestone Steel Products Co., Akron, Ohio. McCauley, George V., Corning Glass Works, Coming, N. Y. McCloskey, Paul, Frigidaire Corp., Dayton, Ohio. McComas, Clarence B., Carr-Lowrey Glass Co., Baltimore, Md. McCoy, Nelson, Roseville, Ohio. McCoy, William, 334 Adair Ave., Zanesville, Ohio. McCreery, George L., 394 E. Tuscarawas, Barberton, Ohio. McDanel, Walter W., 1471 Fourth St., New Brighton, Pa. McDonald, C. H., West Brothers Brick Co., Washington, D. C. McDonald, E. F.t Ingram-Richardson Mfg. Co., Beaver Falls, Pa. McDougal, Taine G., A C Spark Plug Co., Flint, Mich. McDowell, Samuel J., General Ceramics Co., Keasbey, N. J. McElroy, R. H., International Clay Machinery Co., Day- ton, Ohio. Membership Roster for 1936 353 McElroy, William D., 3101 Passyunk Avc., Philadelphia, Pa. McGean, Ralph L., 1106 Medical Arts Bldg., Cleveland, Ohio. McGolpin, William C., 96 Bloor St., W., Toronto (S), Ontario, Canada. McGregor, Rob Roy, Mellon Institute, Pittsburgh, Pa. McHose, Malcolm M., L. H. McHose, Inc., Box 345, Perth Amboy, N. J. McIntyre, G. H., Ferro Enamel Corp., 4150 E. 56th Street, Cleveland, Ohio. McKee, Arthur G., & Co. (J. P. Irwin), 2422 Euclid Ave., Cleveland, Ohio. McKee, F, W., Salem China Co., Salem, Ohio. McKeown, Thomas H., Box E, Metuchen, N. J. McKinley, J. M., 15018 Terrace Rd., E. Cleveland, Ohio. McLain Fire Brick Co. (J. B. Blewett), Wellsville, Ohio. McLain, William R., Camegie-Illinois Steel Corp., 3426 E. 89th Street, Chicago, 111. McLaren, Henry D., Ferro Enameling Co. of Canada, Ltd., 629 Wellington St., Ottawa, Ontario, Canada. McMahon, John F., Mines Branch, Dept, of Mines, Sus sex St., Ottawa, Ontario, Canada. McNamara, Edward P., Ceramic Department, Mineral Industries Bldg., State College, Pa. McNash, J. H., Hazel-Atlas Glass Co., Wheeling, W. Va. McNeil, D. W., R. 6, Box 348, Lockland Branch, Cincin nati, Ohio. McNicol, D. E., Pottery Co. (D. E. McNicol, Jr.), Clarks burg, W. Va. McNicol, D. E., Jr'., D. E. McNicol Pottery Co., Clarks burg, W. Va. McVay, T. N., Dept, of Chemistry, University of Alabama, University, Ala. Meacham, F. L., Frigidaire Division of General Motors Corp., Dayton, Ohio. Medert, Warren C., 2611 S. Terrace Ave., Columbus, Ohio. Meeka, Edward, 2265 Indiana Ave., St. Louis, Mo. Meeker. R. C., Kentucky-Tennessee Clay Co., 2419 Ridge wood Ave., Alliance, Ohio. Mehan, M. P., "Giesche" Fabryka Porcelany Sp. Akc., Katowice-Bogucice, Poland. Meharg, Laurence, 15th and Jacob Sts., Wheeling, W. Va. Mehling, Carl, 21 N. End Ave., Kenmore, N. Y. Mellor, J. W. (Honorary), Sandon House, Regent St., Stoke-on-Trent, England. Meloche, Villiers W., Chemistry Bldg., University of Wis consin, Madison, Wis. Mercer, L. D,, Republic Steel Corp., Republic Bldg., Youngstown, Ohio. Merck, Walter J., 115 Locust Hill Ave., Yonkers, N. Y. Merritt, Clarence W., Alfred, N. Y. Merritt, Glenn W., Bowerston, Ohio. Merritt, Lester M., 654 Wilson Ave., Columbus, Ohio. Merry, Guy H., Merry Brothers Brick & Tile Co., 401 Marion Bldg., Augusta, Ga. Merwin, Byron W., Box 144, Fort Dodge, Iowa. Merz, George, Schamotte Fabrik, Skawina, Poland. Metal & Thermit Corp. (Eugen Becher), 120 Broadway, New York, N. Y. Metz, G. F., Hardinge Co., Inc., York, Pa. Metzger, A. J., Charles Taylor Sons Co., Box 58, Annex Sta., Cincinnati, Ohio. Meyer, Henry, 5323 Lindcnwood, St. Louis, Mo. Meyer, Herbert T., c/o L. J. Meyer, 247 N. Indiana Ave., Kankakee, 111. Meyer, William W., National Bureau of Standards, Wash ington, D. C. Meyerhofer, Ernst A., Meyerhofer & Co., Seehofstrasse 3, Zurich, Switzerland. Michael, Frank L., 513 Silliman Ave., Lawrence Park, Erie, Pa. Miketta, C. A., 811 W. 7th Street, Los Angeles, Calif. Miller, Charles T., 128 E. Grand Ave., Springfield, Ohio. Miller, Fred W., 13 Rynda Rd., Maplewood, N. J. Miller, James L., R.D. 3, Somerville, N. J. Miller, John B., 1139 Garrett Ave., Niagara Falls, N. Y. Miller, Lester J., 1015 S. Western Ave., Mexico, Mo. Miller, Robert A., Pittsburgh Plate Glass Co., Pittsburgh, Pa. Miller, Robert V., 821 Orchard Grove Ave., East Liverpool. Ohio. Miller, William J., 7702 Edgewood Ave., Swissvale, Pa. Milligan, Lowell H., 1 Howatson Way, Worcester, Mass. Milliken, Edward, 110 W. Hutchinson Ave., Edgewood, Pittsburgh, Pa. Milward, L. U., Electro Refractories & Alloys Corp., 662 Andrews Bldg., Buffalo, N. Y. Minton, G. Z., Pittsburgh Plate Glass Co., Crystal City, Mo. Minton, Lewis G. (Student), c/o J. R. Minton, Seville, Ohio. Mississippi Glass Co. (R. D. Humphreys), 220 Fifth Ave., New York, N. Y. Mitchell Clay Manufacturing Co. (W. F. Knoesel), 5627 Manchester Ave., St. Louis, Mo. Mitchell, Lane, 834 Briarcliff Rd., N.E., Atlanta, Ga. Mohr, John G. (Student), 512 Swarthmore Ave., Ridley Park, Pa. Mohr, Joseph S., 208 S. LaSalle St., Chicago, III. Momoki, Saburo, Sanbonmatsu Kokura, Kyushu, Japan. Montgomery, E. T., Smith & Stone, Ltd., Georgetown, Ontario, Canada. Montgomery, Robert J., Mining Bldg., University of Toronto, Toronto, Ontario, Canada. Mooney, William F., Steubenville Pottery Co., Plant 2, Steubenville, Ohio. Moore & Munger (Murray Rushmore), 33 Rector St., New York, N. Y. Moore, George T., 838 114th Street, Whiting, Ind. Moore, Lyman M. (Student), 531 W. Monroe, Mexico, Mo. Moran, J. J., Landis Ave. & Spring Rd., Vineland, N. J. Moranty, Adam F., 1800 Keith Bldg., Cleveland, Ohio. Morehouse, Jack B., 78 Hamilton Ave., Columbus, Ohio. Morey, G. W., Geophysical Laboratory, Washington, D. C. Morgan, Raymond W., 3265 Park Ave., Indianapolis, Ind. Morgan, Willard L., 6419 Forest Ave., Hammond, Ind. Moriarty, Wilson H., 10600 Quincy Ave., Cleveland, Ohio. Morimura, Yoshiyuki, 33 Takanawa Minamicho, Shibaku, Tokyo, Japan. Morris, George D., 229 Fairfield Ave., New Castle, Pa. Morrow, C. T., Hanley Company, Summerville, Pa. Morton, William A., 1317 Fulton Bldg., Pittsburgh, Pa. Mosaic Tile Co. (R. P. Herrold), Zanesville, Ohio. Moser, John L., 859 N. Broadway, Dayton, Ohio. Mosgo, Charles F. (Student), 2643 Princeton Rd., Cleve land Heights, Ohio. Moss, Joseph W., Indiana State Highway Dept., Green field, Ind. Mould, Willis P., Johnson, Vt. Moulding-Browned Corp. (John D. Martin), New Straits- ville, Ohio. Moulton, D. A., 528 S. Kentucky Ave., Evansville, Ind. Mt. Clemens Pottery Co. (C. E. Doll), Mt. Clemens, Mich. Mueller, Kurt, Wapakoneta, Ohio. Mulholland, V., Drawer 2103, Hartford-Empire Co., Hartford, Conn. Mundy, O. S., 426 Park Ave., Wheaton, 111. Munro, R. Archibald (Student), 550 W. Main St., Lock Haven, Pa. Munroe, Helen B., North Chatham, Mass. Murgatroyd, John B., Rockware Glass Syndicate Ltd., Audrey House, Ely Place, London, E.C.l, England. Murphy, Remington M., 509 W. Third St., Elmira, N. Y. Murphy, W. J., American Potash & Chemical Corp., 70 Pine St., New York, N. Y. Murray, Gerard A., Route 4, Box 651, Bessemer, Ala. Musselman, H. G., 2301 Tacoma St., Baltimore, Md. Myers, Alice C., Box 1088, Santa Fe, N. Mex. Myers, C. H., Utah Fire Clay Co., Salt Lake City, Utah. Myerson, Martin (Student), 83 Beals St., Brookline, Mass. Nakatsuji, Masanobu, Shoseikwan Crucible Manufactur ing Co., Tatsumi-cho, Higashinari-ku, Osaka, Japan. 354 Bulletin of the American Ceramic Society Napier, J. B. (Student), Georgia School of Technology, Atlanta, Ga. Nash, Harold S., University of Cincinnati, Ceramic Dept., Cincinnati, Ohio. National Aluminate Corp. (G. J. Fink), G216 W. 66th Place, Chicago, 111. National Lime and Stone Co. (L. G. Love), First National Bldg., Findlay, Ohio. Navias, Louis, General Electric Co., Research Laboratory, Schenectady, N. Y. Navratiel, Hans, Friedrichstr. 6, Lauf b/Niirnberg, Ger many. Nead, John H., Inland Steel Co., East Chicago, Ind. Nederlandsche Vereeniging van Aardewerkfabrikanten, W. P. M. van der Loo, Parkstraat 37a, Hague, Holland. Neff, Vera Odeyne, 11312 Hessler Rd., Cleveland, Ohio. Nelson, A. M., Crane Enamelware Co., Chattanooga, Tenn. New Castle Refractories Co. (R. W. Rowland), Newell, W. Va. New, George F., British Titan Products Co., Ltd., Billing- ham, Stockton-on-Tees, England. New Jersey Porcelain Co. (Stephen Wenczel), Box 908, Trenton, N. J. New Jersey Pulverizing Co. (H. F. Spier), 205 W. 34th Street, New York, N. Y. New, Robert W., Hamilton Pressed Brick Co., Ltd., Ken sington Ave., South, Hamilton, Ontario, Canada. New, Ryland H., National Sewer Pipe Co., Ltd., Swan sea, Ontario, Canada. Newbold Silica Fire-Brick Co. Ltd., G. P. O. Box 3407 R, Sydney, N. S. W., Australia. Newcomb, Rexford, Jr., Enamel Dept., Detroit Vapor Stove Div., Borg-Warner Corp., Detroit, Mich. Newhouse, Henry, 1776 Massachusetts Ave., N.W., Wash ington, D. C. Newsom, A. S., Pountney & Co., Ltd., Bristol Pottery, Fishponds, Bristol, England. Nicely, C. A., Watsontown, Pa. Nichols, A. S., 608 S. Dearborn St., Chicago, 111. Nichols, Ernest H., Funkhouser Co., Hagerstown, Md. Nicholson, Clifford M., 1238 Elphinstone St., Regina, Sas katchewan, Canada. Nickerson, F. P., W. S. Tyler Co., Cleveland, Ohio. Nijhawan, Krishan K., c/o L. Sukh Dyal ji, Santpara St., Lyallpur, Punjab, India. Nile, Robert H. (Student), 1010 Buckeye Ave., Wellsville, Ohio. Niles, Glenn H., Improved Equipment Co., 24 State St., New York, N. Y. Nippon Gaishi Kabushiki Kaisha (M. Ezoye), Atsuta Minamiku, Nagoya, Japan. Nippon Toki Kaisha, Ltd. (Ishikawa Jiro), Noritake, Na goya, Japan. Nobes, Frederick L., Carborundum Co., Ltd., Manches ter, England. Noble, Burton A., Owens-Illinois Pacific Coast Co., 1855 Folsom St., San Francisco, Calif. Nordal, Johannes G., Theodore, Saskatchewan, Canada. North American Refractories Co. (E. M. Weinfurtner), National City Bank Bldg., Cleveland, Ohio. North State Feldspar Corp. (W. F. Deneen), Micaville, N. C. Northwestern Terra Cotta Co. (Burnette Purcell), 1750 Wrightwood Ave., Chicago, 111. Norton Company (Arthur T. Malm), Worcester, Mass. Norton, Charles L., Massachusetts Institute of Tech nology, Cambridge, Mass. Norton, Charles L., Jr., Massachusetts Institute of Tech nology, Cambridge, Mass. Norton, Frederick H., Dept, of Physics, Massachusetts Institute of Technology, Cambridge, Mass. Oakley, W. W., 31 East 4th Street, Corning, N. Y. Oberly Brick Co. (Howard H. Oberly), 909 Orange St., Wilmington, Del. Oberly, Howard H., Oberly Brick Co., 909 Orange St., Wilmington, Del. Ochs, Arthur C., 316 Marshall Ave., N., Springfield, Minn. Oday, Arthur B., General Electric Co., Nela Park, Cleve land, Ohio. Odelberg, A. S. W., Gustafsberg, Stockholm, Sweden. Oehmig, Edward W., Tennessee Furniture Corp., Chatta nooga, Tenn. Oesterle, Albert, 4635 E. 52nd Drive, Sta. K, Los Angeles, Calif. Offutt, J. James, 706 E. Promenade, Mexico, Mo. Ogale, G. P., P. O. Ogalevadi, Dist. (Satara), Bombay Presidency, India. Ogden, Ellsworth P., 1957 Chelsea Rd., Columbus, Ohio. Ogden, John T., The Glass Industry, 11 West 42nd Street, New York, N. Y. Ohio Insulator Company Div., Library, Barberton, Ohio. Ohishi, Kohei, Nippon Sheet Glass Co., Sumitomo Bldg., Kitahama, Osaka, Japan. Oldham, Robert T. (Student), N. Y. State College of Ceramics, Alfred, N. Y. Olsen, Peter C., Federal Seaboard Terra Cotta Corp., 10 E. 40th Street, New York, N. Y. Onondaga Pottery Co. (B. E. Salisbury), Syracuse, N. Y. Openhym, G. J., Hartsdale, N. Y. Opper, Frederick H., Box 348, Savannah, Ga. Ortman, Fred B., Gladding, McBean & Co., 2901 Los Feliz Blvd., Los Angeles, Calif. Orton, Edward, Jr., Ceramic Foundation (George A. Bole), 1445 Summit St., Columbus, Ohio. Ostrander, Van Rensselaer, 333 Grandview Ave., Zelienople, Pa. Overbeck, Elizabeth G., Cambridge City, Ind. Owen, F. E., General Porcelain Co., Parkersburg, W. Va. Owens, Charles W., Jr., 1015 41st Street, Bellevue Heights, Birmingham, Ala. Owens-Illinois Glass Co. (R. G. Hunter), Alton, 111. Owens-Illinois Pacific Coast Co., General Engineering Dept., 15th & Folsom Sts., San Francisco, Calif. Pacific Clay Products Co. (Roy Lacy), Box 145, Sta. A, Los Angeles, Calif. Palazzi, Ferruccio, Piazza S. Salvatore in Lauro 15, Roma, Italy. Palm, Johan, AB Metallurgisk Industri, Trollhattan, Sweden. Palmer, Lawrence A., 3717 Jenifer St., N.W., Washington, D. C. Palmer, Willard E., Box 663, Fisher Ave., East Liverpool, Ohio. Paper Makers Importing Co., Inc. (Charles Brian), 640 N. 13th Street, Easton, Pa. Parkinson, Caleb, "Salterlee House," Shibden, Halifax, England. Parkinson, J. C., Pittsburgh Plate Glass Co., Creighton, Pa. Parmelee, Clifford H., 210 Warham St., Syracuse, N. Y. Parmelee, C. W., Dept, of Ceramic Engineering, University of Illinois, Urbana, 111. Parsons, Joseph R., 1253 Diversey Parkway, Chicago, 111. Parsons, William J., 1206 Maple Ave., Los Angeles, Calif. Pask, Joseph A., 406 N. Goodwin, Urbana, 111. Pass & Seymour, Inc. (J. W. Brooks), Solvay, N. Y. Pass, R. H., Onondaga Pottery Co., Syracuse, N. Y. Patterson, W. E., G. F. Stearne & Sons, Ltd., Brantford, Ontario, Canada. Paxton, E. W., 1 South College St., Washington, Pa. Payne, Harry C., 2818 Poplar St., Oakland, Calif. Payne, Roderick M., 16 Homer Place, Metuchen, N. J. Pearch, William M., 312 E. 12th Street, Anderson, Ind. Peck, A. B., Mineralogical Laboratory, University of Michigan, Ann Arbor, Mich. Peck, Burton E., Box 774, Uhrichsville, Ohio. Peddrick, C. H., Jr., United Feldspar Corp., 10 E. 40th Street, New York, N. Y. Peiler, Karl E., Hartford-Empire Co., Box 1620, Hartford, Conn. Pence, F. K., F. K. Pence Tile Works, Paducah, Ky. Pennsylvania Pulverizing Co. (William J. Woods), Box 587, Lewistown, Pa. Membership Roster for 1936 355 Pennsylvania Salt Manufacturing Co. (Charles W. Bow den), Widener Bldg., Philadelphia, Pa. Pereny, Andrew, 842 North Pearl St., Columbus, Ohio. Perkal, Selick I., Pochta 31, Pochtovi Yaschik 278, Khar kov, U.S.S.R. Peters, H. W., 63 S. High St., Columbus, Ohio. Peters, Joseph D. (Student). 396 Taft Ave., Bridgeport. Conn. Petersen, G. M., Ceramic Dept., Iowa State College, Ames, Iowa. Peterson, L. W., Solvay Process Co., Syracuse, N. Y. Petit, Daniel, 44 Boulevard Pasteur, Douai, Nord, France. Petrie, Earl C., Mellon Institute, Pittsburgh, Pa. Pfalzgraf, Charles F., Baltimore Stamping & Enameling Co., Baltimore, Md. Pfaudler Company (O. I. Chormann), Rochester, N. Y. Pfeiffer, Wilbur H., Frigidaire Corp., Plant 2, Dayton, Ohio. Phelps, Stuart M., Mellon Institute, Pittsburgh, Pa. Phillips, Gordon D., Olean Tile Co., Olean, N. Y. Phillips, Thomas, Shaws Glazed Brick Co., Ltd., White- birk, Darwen, Lancashire, England. Phillips, William E., Duplate Safety Glass Co. of Canada, First Avenue, Oshawa, Ontario, Canada. Phillipson, Edward G., 120 Ave. E, South, Saskatoon, Saskatchewan, Canada. Philosophoff, Peter S., Ostoshenka 1 Qu 5, Moscow, U.S.S.R. Pieper, Luise, Bulowstrasse 19, Berlin, W. 57, Germany. Pierce, D. G., Harshaw Chemical Co., Intelligence Service Division, 1945 E. 97th Street, Cleveland, Ohio. Pierce, R. H. H., Harbison-Walker Refractories Co., Box 443, Homestead, Pa. Pierce, Robert H. H., Jr., U. S. Steel Corp., Lincoln Highway, Kearney, N. J. Pigott, Howard W., 416 Addison Rd., Riverside, 111. Pike, Leonard G., Pikes' Clay Mines, Wareham, Dorset, England. Pincus, Alexis, 97 South St., Southbridge, Mass. Pitcairn, W. S., 104 Fifth Ave., New York, N. Y. Pitcock, Lawrence, Crooksville, Ohio. Pittenger, J. E., Ill Dudley Ave., Narberth, Pa. Pittsburgh Plate Glass Co. (C. E. Fulton), Creighton, Pa. Place, Tom M., Mt. Clemens Pottery Co., Mt. Clemens, Mich. Planje, Christian W., Gladding, McBean & Co., Lincoln, Calif. Plank, Ross D., Box 123, Hermosa Beach, Calif. Planz, Nicholas, Mosaikfabrik-Villeroy. & Boch, Mettlach/ Saar, Germany. Plusch, H. A., Precision Grinding Wheel Co., 8301 Torres- dale Ave., Holmesburg, Philadelphia, Pa. Plusch, John A., 4219 Hartell St., Holmesburg, Philadel phia, Pa. Polan, L. M., 324 9th Street, Huntington, W. Va. Pole, Gordon R., Fertilizer Division, Wilson Dam, Ala. Polen, George A., 1012 Wooster Ave., Dover, Ohio. Polk, Arthur E., 3901 S. Morgan St., Chicago, 111. Ponomareff, I. F., Institute of Technology, Tomsk, Siberia. Poor, Mary Eleanor, 28 W. 53rd Terrace, Kansas City, Mo. Pope-Gosser China Co. (Frank P. Judge), Coshocton, Ohio. Porcelain Enamel & Manufacturing Co. (Richard Turk), Eastern & Pemco Aves., Baltimore, Md. Porter, Allen K. (Student), 1115 W. Church St., Cham paign, 111. Porter, Frank R., 32 Highland St.. Hammond, Ind. Porter, Garnett H., 7 Oatman Terrace, Pittsfield, Mass. Poste, Emerson P., 309 McCallie Ave., Chattanooga, Tenn. Potters Supply Co. (Dewitt C. Irwin), East Liverpool, Ohio. Potts, Amos P., 118 E. Blaine, Brazil, Ind. Powell, C. G., Box 95, Montezuma, Ind. Powell, J. M., Indiana Drain Tile Co., Brooklyn, Ind. Powell, W. H., 41 Plymouth St., Montclair, N. J. Powell, William J., Plymouth Meeting, Pa. Powell, William R., 169 Church St., Jackson, Ohio. Power, Henry R., Carborundum Co., Niagara Falls, N. Y. Power, Laurence E., 1326 South Second St., Milwaukee, Wis. Precision Truing Tool Co. (F. J. Kroeger), 515 Scott St., Cincinnati, Ohio. Prentice, Ernest B., Massillon Refractories Co., Box 557 Massillon, Ohio. Pressler, E. E., 1327 N. Mansfield Ave., Chicago, 111. Presswood, Colin, "Rockfield," 23 Brocco Bank, Sheffield, England. Preston, Frank W., Standard Manufacturing Co., Butler, Pa. Primley, Walter S., 222 W. Adams St., Chicago, 111. Primm, Herbert E., Harbison-Walker Refractories Co. East Chicago, Ind. Purcell, Burnett, Northwestern Terra Cotta Co., 1750 Wrightwood Ave., Chicago, 111. Purinton, Bernard S., East Liverpool Potteries Co., Wellsville, Ohio. Quigley Company, Inc. (W. S. Quigley), 56 W. 45th Street, New York, N. Y. Quigley, W. S., Quigley Company, Inc., 56 West 45th Street, New York, N. Y. Radcliffe, B. S., Lewis Institute, Chicago, 111. Raimondo, Matthew J., 1688'/s Murchison St., Los Angeles, Calif. Raine, Frank F., Box 284, Concord, Calif. Rainey, Lloyd B., New Brighton, Pa. Ralston, Oliver C., Bureau of Mines, 56 Highland Park, New Brunswick, N. J. Ramsden, C. E., C. E. Ramsden & Co., Fenton, Stoke-on- Trent, England. Randall, J. E., Wellsville, N. Y. Randall. Ruth Hunie, 1052 Ackerman Ave., Syracuse, N. Y. Rapp, Carl H., A C Spark Plug Co., Flint, Mich. Raugh, James P., General Refractories Co., 1600 Real Estate Trust Bldg., Philadelphia, Pa. Razey, Robert M., 113 S. Ashland, Fox Creek Sta., Detroit, Mich. Rea, Robert F. (Student), 1403 E. Maynard Ave., Colum bus, Ohio. Read, Edgar B., 131 Edgewood Ave., Edgewood, Pa. Reagan, F. H., Locke Insulator Corp., Box A, Baltimore, Md. Reed, Carl E., Lancaster, Ohio. Reed, H. M., 106 Dixon Ave., Ben Avon, Pa. Reed, Herold N., Tyler Sales-Fixture Co., Niles, Mich. Rees, R. J., Fall Brook Div., Coming Glass Works, Corn ing, N. Y. Rees, W. J., Dept, of Applied Science, St. George's Square, Sheffield, England. Register, Albert L,, Jr., 987 Central Ave., Plainfield, N. J. Reif, Richard E., 261 Schiller, Elmhurst, 111. Reimer, John J., Penn Tile Co., Aspers, Pa. Reimers, John C., 1254 Chase Ave., Lakewood, Ohio. Reinker, Gerald E., 1133 E. 152nd Street, Cleveland, Ohio. Reisman, Frederick W., 120 Liberty St., New York, N. Y. Remmey, G. Bickley, Hedley St. & Delaware River, Philadelphia, Pa. Renkert, Oliver W., 1375 N. Market St., Canton, Ohio. Republic Steel Corp. (L. D. Mercer), Republic Bldg., Youngstown, Ohio. Reynolds, Owen J., 17 W. First, Corning, N. Y. Rhead, F. H., Homer Laughlin China Co., Newell, W. Va. Rhode, Irma, Spruce Pine, N. C. Rhodes, Foster T., Onondaga Pottery Co., Syracuse, N. Y. Rice, Bryan A., 381 Bonnee Brae Ave., Rochester, N. Y. Richard-Ginori, Societa Ceramica, Casella Postale 1261, Milano, Italy. Richardson, H. K., Westinghouse Lamp Co., Bloomfield, N. J. Richardson, Robert, Box 222, Laurens, S. C. Richardson, S. A., Empire Sheet & Tin Plate Co., Mans field. Ohio. Richardson, W. D. (Charter Life), 366 King Ave., Colum bus, Ohio. 356 Bulletin of the American Ceramic Society Ricker, Richard W., Vitrolite Division, Libbey-OwensFord Glass Co., Parkersburg, W. Va. Rickmann & Rappe, G.m.b.H. (E. Rickmann), Chemische Fabriken, Koln-Kalk, Germany. Rickmann, E., Rickmann & Rappe, G.m.b.H., Chemische Fabriken, Koln-Kalk, Germany. Riddell, W. A., Co. (L. Haigh), Bucyrus, Ohio. Riddle, F. H., 600 Pingree Ave., Detroit, Mich. Ricbel, E. D., Frigidaire Corp., Dayton, Ohio. Riede, Mrs. Fred, Depue, 111. Riehl, W., Hanovia Chemical & Manufacturing Co., Chestnut St. & N. J. R.R., Newark, N. J. Rieke, Reinhold (Honorary), Royal Porcelain Factory, Berlin, Germany. Ries, H. (Charter Life), Cornell University, Ithaca, N. Y. Riis, 'Asgeir, Robeson Process Co., 230 Park Ave., New York, N. Y. Ritter, Sarah, Ironton Chamber of Commerce, Ironton, Ohio. Roberts & Mander Stove Co. (Donald H. Fuller), Hatboro, Pa. Roberts, Frank G., 5600 Roxbury Place, Baltimore, Md. Roberts, J. T., Stockton Fire Brick Co., 1265 Russ Bldg., San Francisco, Calif. Roberts, John T., 5514 S. Spaulding Ave., Chicago, 111. Roberts, William, John G. Stein & Co. Ltd., Manuel, Linlithgow, Scotland. Robertson, H. M., Robertson & Co., Inc., 1262 Hanna Bldg., Cleveland, Ohio. Robertson, Randal K., 906 University Tower Bldg., Mon treal, Quebec, Canada. Robinson, G. R., 661 S. Cassingham Rd., Bexley, Colum bus, Ohio. Robinson, Harry J., Tennessee Enamel & Manufacturing Co., Nashville, Tenn. Robinson, Louis G., Louis G. Robinson Laboratories, Box 167, Cincinnati, Ohio. Robinson, Mayes R., 408 Empire Bldg., Pittsburgh, Pa. Robinson, Phillip (Student), 21 Dudley St., Roseville, Sydney, N. S. W., Australia. Robinson, Richard E., Lincoln St., Bolivar. Pa. Robinson, Robert Roger, Pittsburgh Rd., Zelienople, Pa. Robson, H. L., Box 56, Lewiston, N. Y. Robson, James T., Allied Engineering Co., 4150 E. 56th Street, Cleveland, Ohio. Roche, L. C., Maryland Glass Corp., Baltimore, Md. Rochow, W. F., Harbison-Walker Refractories Co., Pitts burgh, Pa. Rodgers, Eben, Alton Brick Co., 3832 W. Pine Blvd., St. Louis, Mo. Rodgers, Joseph P., Seaboard Feldspar Co., 4214 Connecti cut Ave., Baltimore, Md. Roehm, Victor J., Sebring Pottery Co., Sebring, Ohio. Rogers, Gregory L., 1500 First Ave., S., Seattle, Wash. Rogers, Thomas S., Sears Roebuck & Co., Dept. 817, Chicago, 111. Roll, Edward E., James H. Herron Co., 1360 W. Third St., Cleveland, Ohio. Rollo, W. N., Mississippi Glass Co., Fullerton, Calif. Romine, Hugh E., American Sheet & Tin Plate Co., 210 Semple St., Oakland Sta., Pittsburgh, Pa. Rookwood Pottery Co. (John D. Wareham), Mount Adams, Cincinnati, Ohio. Rosenberg, Jacob E., 789 Academy Place, Mt. Lebanon, Pittsburgh, Pa. Rosenbloom, Jerry A. (Student), 200 Cedar St., Rolla,- Mo. Roseville Pottery Co. (Mrs. George Young), Zanesville, Ohio. Ross-Tacony Crucible Co. (K. E. Buck), Tacony, Phila delphia, Pa. Ross, Donald W., Findlay Clay Products Co., Washing ton, Pa. Rossell, H. A., Christmas, Ariz. Roth, H. A., Rundle Manufacturing Co., 3905 River Rd., Camden, N. J. Roup, Rolland, 4372 N. Wildwood Ave., Milwaukee, Wis. Rowe, C. W. D., London Brick Co. & Forders Ltd., Africa House, Kingsway, London, W.C. 2, England. Rowland, Roger W., New Castle Refractories Co., New Castle, Pa. Rudisill, William A., 229 Chapman Place, Elmira, N. Y. Rueckel, W. C., Koppers Construction Co., Koppers Bldg., Pittsburgh, Pa. Rugh, E. W., North American Refractories Co., Lock Haven, Pa. Rundle Manufacturing Co. (H. J. Held), 3305 W. Forest Home Ave., Milwaukee, Wis. Ruprecht, Bertram C., 411 Biddle Ave., Wilkinsburg, Pa. Rushmore, Murray, Moore & Munger, 33 Rector St., New York, N. Y. Rusoff, Samuel, 123 Melmore St., Tiffin, Ohio. Russ, Arthur A. (Student), Bartlett Dormitory, Alfred, N. Y. Russ, John T., 398 Bennett St., North Tonawanda, N. Y. Russell, Frank, Genefax House, Tapton Park Rd., Shef field 10, England. Russell, Ralston, Jr., Y. M. C. A., Flint, Mich. Rustless Iron Co., Ltd. (H. WOiitaker), Trico Works, Keighley, England. Ryan, John F., Mutton Hollow Fire Brick Co., Wood- bridge, N. J. Ryder, Thomas E., Hershey Community Club, Hershey, Pa. Ryland, Harold W., 715 17th Street, Golden, Colo. Sada, Camilo G., Troqueles y Esmaltes, Box 371, Mon terrey, N. L., Mexico. Safety Grinding Wheel & Machine Co. (E. D. Vance), Wheel & Larch Sts., Springfield, Ohio. Saito, Hachiro, 4637 Takioji Oimachi, Tokyo, Japan. Salem China Co. (F. W. McKee), Salem, Ohio. Salisbury, Bert E., Onondaga Pottery Co., 1858 W. Fay ette St., Syracuse, N. Y. Salisbury, William R., 315 Berkeley Dr., Syracuse, N. Y. Salt, John, Villa Ludwig, Hemixem-lez-Anvers, Antwerp, Belgium. Sammons, Frederick C., Vitrefrax Co., Box 754, Vernon Branch, Los Angeles, Calif. Sample, Leslie, 1635 N. Foothill Blvd., Pasadena, Calif. Samuel, D. G., Phi Kappa Tau, State College, Pa. Sanborn, Paul H., Jeffery-Dewitt Insulator Co., Kenova. W. Va. Sandblade, Fred T., Ohio Valley Clay Co., Steubenville, Ohio. Sandorff, Alfred J., General Abrasive Co., Niagara Falls, N. Y. Sant, Thomas H., Thomas H. Sant & Son Co., East Liver pool, Ohio. Sauereisen, Fred, 2308 Main St., Sharksburg, Pa. Sauls, J. Beverley, R. J. Funkhouser & Co., Inc., Hagers town, Md. Saunders, Lewis E., 262 Salisbury St., Worcester, Mass. Sawyer, Charles B., 3715 Euclid Ave., Cleveland, Ohio. Saxe, C. W., 18 Clearview Ave., Worcester, Mass. Saxton, C., 22 Henrietta St., Strand, London, W. C. 2, England. Scammell, Matthew J., Scammell China Co., Trenton, N. J. Schaeffer, J. A., Franklin and Marshall College, Lan caster, Pa. Schatz, Stuart, Laclede-Christy Clay Products Co., St. Louis, Mo. Schiefferle, James A., 3721 South St., Wesleyville, Pa. Schlegelmilch, Hans, Keramag, Wesel, Germany. Schlehr, W. Raymond, Lake Front Rd., Linthicum, Md. Schmitz, F. M., 100 E. Rees St., Fond du Lac, Wis. Schmunk, Louis, Societa Nazionalc dei Radiatori, Brescia, Italy. Schneider, Henry R., North State Feldspar Corp., Mica- ville, N. C. Schoeninger, Irvin, 3817 N. Humboldt Ave., Milwaukee, Wis. Schofield, H. Zane, Engineering Experiment Sta., Ohio State University, Columbus, Ohio. Scholes, S. R., N. Y. State College of Ceramics, Alfred, N. Y. Membership Roster for 1986 X 51 Sclioonenberg, Pancras, Library Dept., Philips' Glowlampivorks, Eindhoven, Holland. Schory, R. M., Metropolitan Paving Brick Co., Minerva, Ohio. Schotsman, J., 1 A. Molcnweg, Dieren, Holland. Schott, E., Glaswerk Schott & Gen., Jena, Germany. Schottland, Arch, Columbia Plate Glass Co., Blairsville, Pa. Schotts, Walter H., 55 W. Starr Ave., Columbus, Ohio. Schramm, Edward, Onondaga Pottery Co., Syracuse, N. Y. Schroeder, Fred W., 320 Woodlawn Place, Mexico, Mo. Schroeder, Herbert S., 202 80th Street, Niagara Falls, N. Y. Schultz, Frank E., 918 N. Grant, Wooster, Ohio. Schulz, Ernst H., Aachener Str. 22, Dortmund, Germany. Schurecht, H. G., N. Y. State College of Ceramics, Alfred, N. Y. Schurtz, D. D., Sharp-Schurtz Co., Lancaster, Ohio. Schwartzwalder, Karl, A C Spark Plug Co., Flint, Mich. Schweitzer, Howard V., 2804 E. 130th Street, Cleveland, Ohio. Schwendler, Richard H., Jackson St., Mentor, Ohio. Schwetye, Fred H., Vandalia, Mo. Schwetzoff, B. S., Sokol, Kiprensky St. 1, Moscow 57, U.S.S.R. Scott, M. R., Bausch & Lomb Optical Co., Rochester, N. Y. Scott, R. N., Old Hickory Clay & Talc Co., Paducah, Ky. Scott, W. J., 29 W. Center St., Hinsdale, 111. Scripture, C. P., Ingram-Richardson Manufacturing Co. of Indiana, Inc., Frankfort, Ind. Seabright, Edward C., Box 819, G.P.O., Detroit, Mich. Searle, A. B., Charlbury, Oxon, England. Seaton, Max Y., United Chemicals, Inc., 405 Lexington Ave., New York, N. Y. Sebring Pottery Co. (Charles L. Sebring), Sebring, Ohio. Sebring, Charles L., Sebring Pottery, Sebring, Ohio. Seeley, Eugene L., Spring Lake Pottery, 1003 West St., Corning, Iowa. Segeler, C. G., American Gas Association, 420 Lexington Ave., New York, N. Y. Seil, Gilbert E., E. J. Lavino & Co., Plymouth Meeting, Pa. Sellers, John T., North Pennsylvania Ave., Wellston, Ohio. Sellman, Nils T., Consolidated Gas Co., 130 E. 15th Street, New York, N. Y. Shands, Everett H., Detroit Vapor Stove Co., 12345 Ker- cheval Ave., Detroit, Mich. Shank, John J., Wayne Laboratories, 17 East Main St., Waynesboro, Pa. Shanks, Douglas, Victorian Pottery, Barrhead near Glas gow, Scotland. Sharp, Donald E., Hamburg, N. Y. Shartsis, Leo, National Bureau of Standards, Washington, D. C. Shaver, W. W., 214 Wall St., Corning, N. Y. Shaw, Frederick D., Walker & Pratt Mfg. Co., Water- town, Mass. Shaw, J. B., 1373 Rittenhouse St., Washington, D. C. Shaw, Lucian I., West Lafayette, Ohio. Shaw, Myril C., 1406 N. 4th Street, Columbus, Ohio. Shearer, Walter L., Rouse & Shearer, Inc., 67 Oxford St., Trenton, N. J. Sheckler, Kenneth F. (Student), 2613 Olive St., St. Joseph, Mo. Shedd, Solon, Box 1888, Stanford University, Calif. Sheehan, P. J., Niles Fire Brick Co., Niles, Ohio. Sheerer, Mary G., 2116 Auburn Ave., Cincinnati, Ohio. Sheldon, Richard S., 2066 Ravenwood Ave., Dayton, Ohio. Shelton, G. R., 6614 Delfield St., Chevy Chase, Md. Shelton, Stephen M., Bureau of Mines, Reno, Nev. Shenango Pottery Co. (James M. Smith), New Castle, Pa. Sherwood, Laurence T., Pennsylvania Wire Glass Co., Dunbar, Pa. Sherwood, Robert F., United Feldspar Corp., 10 E. 40th Street, New York, N. Y. Shibata, R., 20, Sambancho, Kojimachiku, Tokyo, Japan. Shimada, Ichiro, Ebie Nishinarigun, Osaka, Japan. Shimcr, J. B., Corning Glass Works, Corning, N. Y. Shively, R. R., Chartiers St., Washington, Pa. Shoemaker, George W., Clay Products Company, Inc., of Indiana, Brazil, Ind. Shremp, Raymond M., 302 E. New Castle St., Zclienople, Pa. Sievert, Guilio E., 8169 San Antonio, South Gate, Calif. Silk, Earl, "Aurea," Filleybrooks Rd., Stone, Staffordshire, England Silverman, Alexander, Department of Chemistry, Uni versity of Pittsburgh, Pittsburgh, Pa. Simcoe, George, 64 S. Hermitage Ave., Trenton, N. J. Simonds Worden White Co. (F. R. Henry), N. Summit St. & Negley Place, Dayton, Ohio. Simplex Engineering Co. (C. E. Frazier), Washington Trust Bldg., Washington, Pa. Simpson, Harold E., Mellon Institute, Pittsburgh, Pa. Singer, Felix, Keramos House, 31, Croham Park Ave., South Croydon, Surrey, England. Singleton, William, 38, Wembley Park Dr., Wembley, Middlesex, England. Sjostrom, Ivar, Hoganas-Billesholms Aktiebolag, Hoganas, Sweden. Skeoch, Walter K., 657 S. Anderson St., Los Angeles, Calif. Skinner, Kenneth G., 4725 loth N. E., Apt. 38, Seattle, Wash. Skinner, Robert (Student), 131 Main St., Attica, N. Y. Slaughter, James A., 1900 Main St., Elwood, Ind. Slaven, S. J., Mullite Refractories Co., Shelton, Conn. Slyh, John A., National Carbon Co., Fostoria, Ohio. Smith & Stone, Ltd. (B. Stone), Georgetown, Ontario, Canada. Smith, Charles A., Box 271, Mexico, Mo. Smith, Edwin B., Owens-Illinois Glass Co., Streator, 111. Smith, F. E., Harris Clay Co., Spruce Pine, N. C. Smith, F. Goodwin, Hartford-Empire Co., Box 1620, Hart ford, Conn. Smith, Graham G., N. Clark & Sons, Alameda, Calif. Smith, Harry L., Holdemess School, Plymouth, N. H. Smith, Hillard A., L. H. McHose, Inc., Perth Amboy, N. J. Smith, H. P., Joseph Dixon Crucible Co., Jersey City, N. J. Smith, James M., Shenango Pottery Co., New Castle, Pa. Smith, James R., Sr., 1811 Brunswick Ave., Trenton, N. J. Smith, John E., 1163 Stillford Ave., Plainfield, N. J. Smith, Karl W. S., Charles Taylor Sons Co., Cincinnati, Ohio. Smith, Kenneth M., Severn Clay Co., 3200 Avon Ave., Baltimore, Md. Smith, Louis A., 1000 Franklin Ave., Aliquippa, Pa. Smith, Maurice A., McKee Glass Co., Jeannette, Pa. Smith, Paul Laurens (Student), Dept, of Ceramics, Penn sylvania State College, State College, Pa. Smith, Perry A., A. F. Smith Co., New Brighton, Pa. Smith, Ralph Ogden, 30 Chestnut St., Salem, N. J. Smith, Rowland D., 12 Woodlawn Ave., Corning, N. Y. Smith, Roy G., Box 2285, Houston, Texas. Snelsire, W. P., Pennsylvania Salt Mfg. Co., 641 Union Trust Bldg., Pittsburgh, Pa. Snyder, Ray A., Westinghouse Electric & Mfg. Co., Derry, Pa. Sohn, Erwin, Standard Sanitary Manufacturing Co., 1541 S. 7th Street, Louisville, Ky. Solar Laboratories (George H. Campbell), Beaver, Pa. Soler, Gilbert, Timken Steel & Tube Co., Canton, Ohio. Solomon, Earl A., 342 Buffalo St., Hamburg, N. Y. Solvay Process Co. (L. W. Peterson), Syracuse, N. Y. Somer, A. J., Borax Consolidated Ltd., Regis House, King William St., London, E. C. 4, England. Sommerville, James L., 319 E. 4th Street, Alton, 111. Sosman, Robert B., U. S. Steel Corp., Research Lab., Lincoln Highway, Kearny, N. J. South, Furman, Jr., Lava Crucible Co. of Pittsburgh, 627 Wabash Bldg., Pittsburgh, Pa. Southern California Gas Co. (Lee Holtz), 1700 Santa Fe Ave., Los Angeles, Calif. Spence, C. Franklin, 90 W. First St., Mansfield, Ohio. 358 Bulletin of the American Ceramic Society Spence, Hugh S. Mines Branch, Ottawa, Ontario, Canada. Spence, R. J., Tabcock & Wilcox Co., Candler Bldg., Atlsots Spencer, Charles D., General Electric Co., 1133 E. 152nd Street, Cleveland, Ohio. Spencer, Ernest H., Cerro de Pasco Copper Corp., La Oroya, Peru, South America. Spencer-Strong, G. H., 1020 East 36th St., Baltimore, Md. Spicer, Aida Watrous, 25 Church St.. Groton, Conn. Spier, H. F., New Jersey Pulverizing Co., 205 W. 34th Street, New York, N. Y. Spinks, H. C., Clay Co. (R. B. Carothers), 52 Monmouth St., Newport, Ky. Spires, Stephen T., North American Refractories Co., Womelsdorf, Pa. Spooner, E. C. R., National Smelting Co., Ltd., Avon- mouth, Gloucestershire, England. Spring, F. W., Metters Ltd., Mitchell Rd., Alexandria, Sidney, N.S.W., Australia. Springe, Otto, 7023 Stanford Ave., St. Louis, Mo. Springer, Robert (Student), 1676 N. 36th Street, E. St. Louis, 111. Sproat, Ira E., Gorham Ave., Westport, Conn. Spurrier, Harry, 2543 Robinwood Ave., Toledo, Ohio. Square D Company (H. S. Freeman), 6060 Rivard St., Detroit, Mich. Squier, Lyman R., Laclede-Christy Clay Products Co., 4452-58 Fifth Ave., Chicago, 111. Stafford, W. L., Johns-Manville Corp., Manville, N. J. Stahl, C. B., Sherman St., White Hall, III. Staley, F. R., Max B. Miller & Co., Inc., 501 Fifth Ave., New York, N. Y. Staley, Homer F., Metal & Thermit Corp., 120 Broadway, New York, N. Y. Standard Sanitary Manufacturing Co. (Erwin Sohn), 1541 S. 7th Street, Louisville, Ky. Stanger, Frederick, Enterprise Vftiite Clay Co., Real Estate Trust Bldg., Philadelphia, Pa. Stangl, J. M., Fulper Pottery Co., Flemington, N. J. Star Porcelain Co. (F. F. Gardinor), Muirhead Ave., Trenton, N. J. Stark Brick Co. (J. H. Stewart), Box 258, Canton, Ohio. Starr, Marion M., 309 N. Washington Ave., Mason City, Iowa. Staudt, August, Perth Amboy Tile Works, Perth Amboy, N. J. Stearns, William, 1023 Prince St., S.E., Grand Rapids, Mich. Steele & Sons J. C. (H. O. Steele), Statesville, N. C. Steele, George A., 2116 W. Second St., Dayton, Ohio. Steele, Harry L., Sylvan View, Woodlands Ave., Wolstan- ton, Staffordshire, England. Steele, H. O., J. C. Steele & Sons, Statesville, N. C. Steele, Nell, Armour Institute of Tech., 3300 Federal St., Chicago, 111. Steger, Walter, Im Eichkamp 46, Berlin-Grunewald, Germany. Stein, Alan, Millfield, Polmont, Stirlingshire, Scotland. Stein, Norman, Langgarth, Stirling, Scotland. Steinboek, E. A., Whipmix Corp., 422 W. Avery St., Louisville, Ky. Steinhoff, F. L., 59 E. Van Buren St., Box 5, Chicago, 111. Stepan, A. C., E. I. du Pont de Nemours & Co., R. & H. Chemicals Dept., 230 E. Ohio St., Chicago, 111. Stephani, W. J., O. W. Ketcham Terra Cotta Works, Crum Lynne, Pa. Stephenson, H. H., Hotel Keighery, Auburn, N.S.W., Australia. Stevens, Douglas F., Acme Brick Co., Danville, 111. Stevens, Frank J., Ill South Crest Rd., Chattanooga, Tenn. Stevens, Joe, 5601 S. Boyle Ave., Vernon, Calif. Stevens, Robert P., Acme Brick Co., Cayuga, Ind. Stevenson, Samuel, R. D. 2, Elyria, Ohio. Stewart, J. H., Stark Brick Co., Box 258, Canton, Ohio. Stief, W. C., 260 N. Gratiot Ave., Mt. Clemens, Mich. Stockdale, Vernon B., 609 W. Meek St., Abingdon, 111. Stockstrom, Arthur, American Stove Co., 2001 S. King-, highway Blvd., St. Louis, Mo. Stohl, L. A., Box 725, Sun Prairie, Wis. Stoin, S. M., 306 Virginia Ave., East Liverpool, Ohio. Stolte, Norman H., 1708 Wayside Rd., Cleveland, Ohio. Stolz, Rene, Niederbronn-Ies-Bains, 1 Rue de la Fonderie Bas-Rhin, France. Stone, B., Smith & Stone, Ltd., Georgetown, Ontario, Canada. Stone, Robert L. (Student), Ceramic Engineering Dept. University of North Carolina, Raleigh, N. C. Stoneman, W. N., Macbeth-Evans Glass Co., Charleroi, Pa. Stong, Guy E., Corning Glass Works, Corning, N. Y. Storey, O. W., C. F. Burgess Laboratories, Madison, Wis, Stout, Wilber, 154 Erie Rd., Columbus, Ohio. Stowe, G. T., E. J. Lavino & Co., 1528 Walnut St.. Philadelphia, Pa. Straight, H. R., Straight Engineering Co., Adel, Iowa. Stratton, Mrs. W. B., 10125 Jefferson. E., Detroit, Mich. Strod, Arved J., Vitro Manufacturing Co., Corliss Sta.. Pittsburgh, Pa. Strong, Kenneth B., James Court, Mundelein, 111. Strubler, Gordon L., Corning Glass Works, Coming, N. Y Stuckey, Jasper L., University of North Carolina, Raleigh. N. C. Stull, R. T., 3511 Davenport St.,N.W., Apt. 506, 'Washing ton, D. C. Stupakoff, Semon H., 6627 Hamilton Ave., Pittsburgh, Pa. Sugden, John Anthony, "Sharrow," Dunley Rd., Stour- port, Worcestershire, England. Sullivan, Eugene C., Corning Glass Works, Corning, N. Y. Sullivan, George R., 812 E. Love St., Mexico, Mo. Sullivan, John D., 505 King Ave., Columbus, Ohio. Summerhays, Louis J., 614-632 Clinton Ave., S., Roches ter, N. Y. Sur Enamel & Stamping Works, Ltd. (M. M. Sur), 9 Middle Road Entally, Calcutta, India. Sur, M. M., Sur Enamel & Stamping Works. Ltd., 9 Middle Road Entally, Calcutta, India. Surfleet, Harold, Kaylene Ltd., Waterloo Rd., London, N.W. 2, England. Sutphen, F. J., American Rolling Mill Co., Middletown. Ohio. Sutterlin, Frederick, Scammell China Co., Trenton, N. J. Sutton, W. J., Fukien Christian University, Foochow, China. Svec, J. J., 157 Elm St.. Wheeling, W. Va. Swain, Stephen M., 916 Selwyn Rd., Cleveland Heights, Ohio. Swalm, Phaon H., Box 178. Kingston, Ontario, Canada. Swan, S. D., Dentists' Supply Co., 220 W. 42nd Street, New York, N. Y. Swearengen, John C., Hazel-Atlas Glass Co., Zanesville, Ohio. Sweely, B. T., Chicago Vitreous Enamel Product Co., 1407 S. 55th Court, Cicero, 111. Swengel, W. W., Royalton Face Brick Co., Middletown, Pa. Swenson, G. W., Minnesota Mining & Mfg. Co., 791 Forest Street, St. Paul, Minn. Swentzel, John P., 6801 Buffalo Ave., Niagara Falls, N. Y. Sweo, Benjamin J., Ferro Enamel Corp., 4150 E. 56th Street, Cleveland, Ohio. Swicker, Victor C., Hartford-Empire Co., Hartford, Conn. Swindell Brothers, Bayard & Russell Sts., Baltimore, Md. Swindell-Dressler Corp. (Philip Dressier), Box 1753, Pittsburgh, Pa. Swinnerton, George R., 529 Vincent Blvd., Alliance, Ohio. Sykes, A., Ideal Boilers & Radiators Ltd., Hull, Yorkshire, England. Sylvester, George R., Allied Engineering Co.. 4150 E. 56th Street, Cleveland, Ohio. Syndicate des Fabricants de Produits C4ramiques, Jean Berard, 84 Rue d'Hauteville, Paris, France. Tailby, Roland V.. Architectural Tiling Co., Inc., Keyport, N. J. Membership Roster for 1936 359 Tait, Leonard G., Champion Spark Plug Co., Butler Ave. & Grand Trunk R. R., Detroit, Mich. Takahashi, K., Hodogaya Factory, Dai Nippon Brewery Co., Hodogaya, near Yokohama, Japan. Tapper, Edward A., Davidson Brick Co., 4701 Floral Dr., Los Angeles, Calif. Tarnopol, Milton S. (Student), School of Mineral Indus tries, Pennsylvania State College, State College, Pa. Tate, Frank E,, Mt. Clemens Pottery Co., Mt. Clemens, Mich. Tauber, Charles B. (Student), 2301 Broadway, Catlettsburg, Ky. Tauber, John A. (Student), 2301 Broadway, Catlettsburg, Ky. Taylor, Smith & Taylor Co. (E. H. Lintz), Chester, W. Va. Taylor, Charles H., Waller Street, Portsmouth, Ohio. Taylor, Nelson W., Pennsylvania State College, State College, Pa. Taylor, R. F., Pilkington Brothers, Ltd. St. Helens, Lancashire, England. Taylor, William C., Corning Glass Works, Corning, N. Y. Taylor, W. M., 56 Acton Rd., Columbus, Ohio. Teetor, Paul, Poultney, Vt. Tefft, C. Forrest, Claycraft Company, Box 866, Columbus, Ohio. TenBroeck, T. R., R.D. 14, Newburgh, N. Y. Terman, Mark J., 2730 Koppers Bldg., Pittsburgh, Pa. Tetrick, James D., 4308 Fordham Rd., Carroll Sta., Balti more, Md. Theobald, Erwin F., 1516 18th Street, N.W., Canton, Ohio. Thiemecke, Harry W., Homer Laughlin China Co., Newell, W. Va. Thiess, L. E., Porcelain Dept., General Electric Co., Schenectady, N. Y. Thioly, Ernest, Alvarado 1146, Buenos Aires, Argentina, South America. Thomas, Charles W., Clifton House, Old Swinford, Stour bridge, England. Thomas, J. H,, 220 N. 21st, Newark, Ohio. Thomas, Robert R., Jr., Box 203, Route 4, East St. Louis, HI. Thompson, A. Paul, Carborundum Co., Niagara Falls, N. Y. Thompson, Clyde L., 105 E. Marlin Drive, Mt. Lebanon, Pittsburgh, Pa. Thompson, Dale D., C. D. Thompson Pottery Co., East Liverpool, Ohio. Thompson, Fred S., Corhart Refractories Co., 16th & Lee Sts., Louisville, Ky. Thompson, M. W., Hall China Co., East Liverpool, Ohio. Thompson, Noel M., 1950 W. Lane Ave., Columbus, Ohio. Thompson, Thomas C., 1419 Central Ave., Wilmette, 111. Thomson, Homer G., 3449 N. 39th Street, Milwaukee. Wis. Thorley, Joseph P., Henderson China Co., Carrollton, Ohio. Thornberry, Martin H., Box 608, Rolla, Mo. Thornton, Paul E., 32 N. Williams St., Crystal Lake, 111. Threlfall, Cuthbert R., Timmis & Co., Ltd., River Stour Works, Stourbridge, England. Thropp, Herreld D., Eureka Flint & Spar Co., Box 266, Trenton, N. J. Thumauer, Hans, 1811 Hixson Pike, Chattanooga, Tenn. Thwing, C. B., Thwing-Albert Instrument Co., 3339-3341 Lancaster Ave., Philadelphia, Pa. Thynne, Herbert S., Victoria Tile Works, Hereford, Eng land. Tiebout, C. H., 99 Commercial St., Brooklyn, N. Y. Tillotson, E. Ward, Mellon Institute, Pittsburgh, Pa. Tillyer, Edgar D., American Optical Co., Southbridge, Mass. Tilton, C. B., Cortland Grinding Wheels Co., Chester, Mass. Titus, H. B., North American Refractories Co., 50 Church St., New York, N. Y. Tobitt, F. A., American Rolling Mill Co., Middletown, Ohio. Tolbert, Walter, R. D. 3, Elmira, N. Y. Tone, Frank J., Carborundum Co., Niagara Falls, N. Y Tool, Arthur Q., National Bureau of Standards, Washing ton, D. C. Tooley, Fay V. (Student). 408 S. Goodwin Ave., Urbana, 111. Toyo Toki Kwaisha Shinozaki (S. Momoki), Kokura City, Japan. Trabert, Loren A., 4225 Lennox Ave., Inglewood, Calif. Trabue, Macon C., 3815 N. Gratiot, Mt. Clemens, Mich. Trees, Jack E., 1261 Lakewood Ave., Detroit, Mich. Treischel, C. C., R. T. Vanderbilt Co., 230 Park Ave., New York, N. Y. Trenton Potteries (James Hamilton), Box 141. Trenton, N. J. Trevathan, P. Edward, Templeton, Pa. Trostel, L. J., General Refractories Co., Box 1673, Balti more, Md. Troutman, Frank E., Standard Plate Glass Co., Butler, Pa. Trowbridge, P. S., Hydraulic Press Brick Co., 1337 S. Kingshighway, St. Louis, Mo. Troy, Walter J., 139 Melrose St., Rochester, N. Y. Truman, Gail R., 305 East Main St., Brookville, Pa. Tucker, Jesse L., Box 494, Newark, Ohio. Turbett, Forrest L., Eagle Picher Lead Co., 1030 Broad way, Cincinnati, Ohio. Turk, Karl, Porcelain Enamel & Manufacturing Co., Baltimore, Md. Turk, Richard H., Porcelain Enamel & Manufacturing Co., Baltimore, Md. Turnbull, Edward D., 500 Penn Ave., Scranton, Pa. Turnbull, Gale, Vernon Potteries, Ltd., Vernon, Calif. Turner, Arthur A., 25 Cliffwood Place, Metuchen, N. J. Turner, Cecil H., 6728 Maple St., Mariemont, Ohio. Turner, Donald, Messrs. Lodge Plugs, Ltd., Rugby, Eng land. Turner, W. E. S. (Honorary), The University, Darnall Rd., Sheffield, England. Tuttle, George N., 56 N. Willowgrove Ave., Dayton, Ohio Twells, Robert, 2142 Kenwood Blvd., Toledo, Ohio. Twining, F. E., Twining Laboratories, Fresno, Calif. Tyler, W. S., Co. (F. P. Nickerson), Cleveland, Ohio. Tyler, George H., Box 250, Elyria, Ohio. Tyrrell, Miles E. (Student), 201 Elm St., Rolla, Mo. Uhrmann, Carl J., Jr., Overlook Court, R. R., Bellaire, Ohio. Ulmer, Carl D., Koppers Construction Co., Research Divi sion, 713 Koppers Bldg., Pittsburgh, Pa. Umeda, Otogoro, 108 Minami 6-chome, Aoyama, Akaskaku, Tokyo, Japan. Underwood, C. A., 61 Salisbury St., Winchester, Mass. Union Fran;aise des Produits Refractaires, 15 Rue de Milan, Paris 9s, France. United Clay Mines Corp. (K. E. Ward), Oakland & Prospect Sts., Trenton, N. J. Universal Clay Products Co. (C. A. Bloor), Sandusky, Ohio. Universal Dental Co. (Joseph Kohn), 48th & Brown Sts., Philadelphia, Pa. Universal Sanitary Manufacturing Co. (W. Keith McAfee), New Castle, Pa. Vachuska, E. J., 3518 Daisy Ave., Cleveland, Ohio. Vail, James G., 121 S. 3rd Street, Philadelphia, Pa. Vaksdal, Alfred, 55 Goff St., Corning, N. Y. Valentine, Frank R., 150 Green St., Woodbridge, N. J. Vance, E. D,, Safety Grinding Wheel & Machine Co.. Wheel & Larch Sts., Springfield, Ohio. Van Cleave, A. A., 650 S. Highland Ave., Los Angeles, Calif. Vanderpool, James W. (Student), 17 Elmwood Ave., Dedham, Mass. Van Gelderen, E. M., Enschede, Holland. Van Hagan, H. H., Certain-Teed Products Corp., Military Rd., Buffalo, N. Y. Van Nieuwenburg, C. J., Rotterdamschweg, Delft, Hol land. Van Schoick, E. H., Chicago Retort & Fire Brick Co., Ottawa, 111. 360 Bulletin of the American Ceramic Society Vaughan, W. H., Georgia School of Technology, Atlanta, Ga. Verreries Souchon Neuvesel, Siege Social, a Lyon 8, 10 Rue de la Bourse, France. Vesuvius Crucible Co. (Francis L. Arensberg), Box 29, Swissvale, Pa. Vickers, Arthur E. J., Hazeldene, Junction Rd., Norton- on-Tecs, Durham, England. Vielhaber, Louis, Lippestr. 11, Duisburg, Germany. Vieweg, Hermann, 323 Lawrence Ave., Highland Park, N. J. Vincent, Harry S., Vincent Clay Products Co., Fort Dodge, Iowa. Vinther, E. Heikel, Porcelainfabriken Norden, Valby Langgade 95, Copenhagen, Denmark. Vitreous Steel Products Co. (Edgar H. Weil), Sta. D, Cleveland, Ohio. Vitro Manufacturing Co. (E. M. Fleck), Corliss Sta., Pittsburgh, Pa. Vodicka, Albert L., Aetna Porcelain Enameling o., 4701 Augusta St., Chicago, 111. Vollmer, August, Jr., St. Louis Pottery Co., 5240-5240 Northrup Ave., St. Louis, Mo. Vollrath Company (J. C. Vollrath), Sheboygan, Wis. Vollrath, A. J., 2123 N. 6th Street, Sheboygan, W Vollrath, J. C., Vollrath Company, Sheboygan, Wis. Voorhies, James A., 1001 Morrell Ave., Connelsville, Pa. Voss, Walter C., Room 5-229, Massachusetts Institute of Technology, Cambridge, Mass. Waggoner, Jack H., Owens-Illinois Glass Co., Muncie, Ind. Waite, Virgil H., 316 Beech St., Berea, Ohio. Wakymoto, Seichi, 200 Fifth Ave., New York, N. Y. Walden, Albert S., National Carbon Co., Cleveland, Ohio. Walker, E. E., Australian Tesselated Tile Co., Mitcham, Victoria, Australia. Walker, Francis W., Jr., 105 W. Second St., Frederick, Md. Walker, Prescott H., Carborundum Co., Niagara Falls, N. Y. Wall, Gertrude R., 5506 Telegraph Ave., Oakland, Calif. Walsh, Donald E., Consolidated Feldspar Corp., Kingman, Ariz. Walters, Durwood B., 1407-1447 S. 55th Court, Cicero, 111. Waltham Grinding Wheel Co. (M. F. Cunningham), Waltham, Mass. Walton, S. F., Exolon Co., Blasdell, N. Y. Walworth, Chester A., Libbey-Owens-Ford Glass Co., Charleston, W. Va. Wampler, Roy W., Libbey-Owens-Ford Glass Co., Oak dale & E. Broadway, Toledo, Ohio. Wang, Harold E. M., Yao Hua Mechanical Glass Co., Chinwangtao, Hopei Province, North China. Ward, Charles J., A. P. Green Co. of Canada, Ltd., 40 Hanna Ave., Toronto, Ontario, Canada. Ward, Gilbert O., Cleveland Public Library, 325 Superior Ave., N. E., Cleveland, Ohio. Ward, K. E., United Clay Mines Corp., Oakland & Pros pect Sts., Trenton, N. J. Warde, John M. (Student), Montana School of Mines, Butte, Mont. Wardley, Thomas, Westpoint Rockware Ave., Greenford, Middlesex, England. Wareham, John D., Rookwood Pottery Co., Mount Adams, Cincinnati, Ohio. Warner, Stanley, 114 Mitchell Dr., Lookout Mountain, Tenn. Warren, Bertram E., Massachusetts Institute of Tech nology, Cambridge, Mass. Warrick, Earl L., 309 Ridgewood Ave., West View, Pittsburgh, Pa. Wassman, L. G., Standard Sanitary Manufacturing Co., Richmond, Calif. Watkin, Robert W., 566 Indiana Ave., Sebring, Ohio. Watkins, Ray T., U. S. Tariff Commission, Ceramic Division, Washington, D. C. Watkins, W. J., Kentucky Clay Mining Co., Mayfield, Ky. Watson, William, Elgin Fireclays Ltd., Box 257, Springs, Transvaal, South Africa. Watson, William A., Stowe-Fuller Refractories Co., 1717 Union Trust Bldg., Cleveland, Ohio. Watt, Loren, Roseville, Ohio. Watters, C. R., 773 S. Haine St., Alliance, Ohio. Watts, Arthur S., Dept, of Ceramic Engineering, Ohio State University, Columbus, Ohio. Wayne Laboratories (John J. Shank), 17 East Main St., Waynesboro, Pa. Weaver, Arthur F., 11307 Hessler Rd., Cleveland, Ohio. Weaver, R. A., Ferro Enamel Corp., 4150 E. 56th Street. Cleveland, Ohio. Weber Electric Co. (August Weber, Jr.), Schenectady, N. Y. Weber, August, Jr., Weber Electric Co., Schenectady, N. Y. Weber, Harry W., 1469 Third Ave., New Brighton, Pa. Webster, Charles E., 889 Minoma Ave., Louisville, Ky. Wedemeyer, N. G., Rohm & Haas Co., 222 W. Washington Sq., Philadelphia, Pa. Wehtje, Ernst, Postbox 129, Malmo, Sweden. Wehtje, Karl Fredrik, A/B Rorstrands Porslinsfabriker, Lidkopings Porslinsfabrik, Lidkoping, Sweden. Weigel, William M., Missouri Pacific Bldg., St. Louis, Mo. Weil, Edgar H., Vitreous Steel Products Co., Sta. D, Cleveland, Ohio. Weimer, L. S., Malleable Iron Range Co., Beaver Dam, Wis. Weinfurtner, E. M., North American Refractories Co., National City Bank Bldg., Cleveland, Ohio. Weinheimer, C. M., Detroit Electric Furnace Co., 825 W. Elizabeth St., Detroit, Mich. Weis, J. H., Oxford Mining & Milling Co., West Paris, Maine. Weldon, Walter A., 621 Edgewood St., Baltimore, Md. Wells, A. A., Homer Laughlin China Co., Newell, W. Va. Wells, Joseph, Homer Laughlin China Co., Newell, W. Va. Wenczel, Stephen, New Jersey Porcelain Co., Box 908, Trenton, N. J. Wendt, J. P., Crown Potteries Co., Evansville, Ind. Wenger, A. H. C., Messrs. Wengers Ltd., Etruria, Stoke- on-Trent, England. Wenning, W. F,, Ceramic Color & Chemical Mfg. Co., Box 297, New Brighton, Pa. West, Frank, Haslemere Greenlane, Buxton, Derbyshire, England. Westendick, Frank C., State of Florida, Geological Dept., Tallahassee, Fla. Western Brick Co. (F. M. Butterworth), Danville, 111. Western Electric Co. (L. I. Shaw), Hawthorne Sta., Chicago, 111. Westfeldt, Martha G., 3120 Coliseum St., New Orleans, La. Westinghouse Electric & Manufacturing Co. (E. H. Fritz), Derry, Pa. Westman, A. E. R., Ontario Research Foundation, 47 Queen's Park, Toronto 5, Canada. Weston, Ralph H., Schneider Brick & Tile Co., Slidell, La. Westphalen, W. J., Laclede-Christy Clay Products Co., 1711 Ambassador Bldg., St. Louis, Mo. Weyl, Woldemar, Department of Ceramics, Pennsylvania State College, State College, Pa. Wheaton, Frank H., Millville, N. J. Wheeler, D. D., 362 West 7th, Erie, Pa. Wheeler, Herbert A. (Charter Life), 900 Security Bldg., St. Louis, Mo. Wheeler, Thorne L., Arthur D. Little, Inc., 30 Charles River Rd., Cambridge, Mass. Wheeling Steel Corp. (W. F. Copp), Portsmouth, Ohio. Whipple, A. D., Box 643, Alexandria, Ind. Whitaker, Fred A., General Ceramics Co., Keasbey, N. J. Whitaker, H., Rustless Iron Co., Ltd., Trico Works, Keighley, England. Whitall-Tatum Co. (George S. Bacon), Millville, N. J. White, Harold E., 308 Beaver Rd., Zelienople, Pa. White, Harold I., Box 617, Niagara Falls, N. Y. White, Milo A., Jr., 311 E. Main St., Fremont, Mich. r? Membership Roster for 1936 361 White, R. H.( Abrasive Co., Bridesburg, Philadelphia, Pa. Whiteley, Joseph O., Dentists' Supply Co., York, Pa. Whitesell, Robert J., 5023 Akron St., Philadelphia, Pa. Whitford, W. G., School of Education, Box 20, University of Chicago, Chicago, 111. Whitlatch, George I., 401 Seventh Ave., N., Tennessee Division of Geology, Nashville, Tenn. Whitmer, J. D., Sparta Ceramic Co., East Sparta, Ohio. Whittemore, J. W., Virginia Polytechnic Institute, Blacks burg, Va. Whittemore, O. J., Sheffield Brick & Tile Co., Sheffield, Iowa. Wickerham, F. A., 719 Carnegie Bldg., Pittsburgh, Pa. Widemann, R. V., 25 Boulevard Jules Sandeau, Paris, 16, France. Wiedemann, H. E., 1604 Chemical Bldg., St. Louis, Mo. Wigley, John T., 207 Maplehurst Ave., Syracuse, N. Y. Wildblood, Norman R., Blythe Colour Works Ltd., Cress- well. Stoke-on-Trent, England. Wilkes, Gordon B., Massachusetts Institute of Technology, Cambridge, Mass. Willetts, H. G., 1990 Crafton Blvd., Crafton Sta., Pitts burgh, Pa. Willetts, Paul G., Hartford Empire Co., Hartford, Conn. Willey, Wade R., 36 Cutler, S. W., Grand Rapids, Mich. Williams, Arthur E., 810 Columbia Terrace, Peoria, 111. Williams, Clyde E., 505 King Ave., Columbus, Ohio. Williams, Francis J., Mellon Institute, Pittsburgh, Pa. Williams, George F., 414 E. 3rd Street, Corning, N. Y. Williams, Glenn D., 863 Amherst Place, Brentwood Heights Sta., Los Angeles, Calif. Williams, John A., Box 250, Trenton, N. J. Williams, Robert A., Jr., Franklin Tile Co., Lansdale, Pa. Wills, George A., 77 Flower Ave., Takoma Park, Washing ton, D. C. Willson, B. W., Route 1, Zillab, Wash. Wilson, C. L,, American Vitrified Products Co., Lisbon, Ohio. Wilson, Earl O., Yenching University, Peiping, China. Wilson, Hewitt, University of Washington, Seattle, Wash. Wilson, Louis A., New Jersey Zinc Co., Testing Dept., Palmerton, Pa. Wilson, Norman, Josiab Wedgwood & Sons, Ltd., Etruria, Stoke-on-Trent, England. Winburn, H. L., Benton, Ark. Winkelmann, F., Irish Glass Bottle Co., Ltd., Charlotte Quay, Dublin, Ireland. Winship, William W., 58 Schenectady Ave., Brooklyn, N. Y. Wiss, J. E., 1976 N. Fourth St., Columbus, Ohio. Wiswall, C. L., E. I. du Pont de Nemours & Co., Inc., R. & H. Chemicals Dept., Wilmington, Del. Witherow, Charles N., Berwindale, Clearfield County, Pa. Witschey, R. A., Battelle Memorial Institute, 505 King Ave., Columbus, Ohio. Wolff, C. H., Wheeling Steel Corp., Portsmouth, Ohio. Wolfram, H. G., Porcelain Enamel & Manufacturing Co., Baltimore, Md. Wong, Edwin, China General Edison Co., 140 Robison Rd., Shanghai, China. Wong, On Yuen, 456 W. Yat Tak Rd., Canton, China. Wong, Y. Y., 1 Prince Terrace, Hongkong, China. Woodhouse, Charles D., Box 117, Laws, Inyo County, Calif. Woodruff, Ernest W., 427 W. Erie St., Chicago, 111. Woods, William J., Box 627, Lewistown, Pa. Worcester, W. G., Dept, of Ceramics, University of Saskatchewan, Saskatoon, Saskatchewan, Canada. Wortley, G. W., R. & A. Main, Ltd., Falkirk, Scotland. Wright, Daniel K., Incandescent Lamp Dept, of General Electric Co., Nela Park, Cleveland, Ohio. Wright, Edward P., 313 W. 6th Street, East Liverpool, Ohio. Wright, George C., 3467 Clearfield Ave., Pittsburgh, Pa. Wright, J. W., 620 Union St., Alton, 111. Wright, M. H., Tennessee Enamel Manufacturing Co., Park Ave. & Railroad, W. Nashville, Tenn. Wright, Thomas J., 40 Prince Arthur Ave.; Toronto. Ontario, Canada. Wurtsbaugh, C. G., 6801 Stafford Ave., Huntington Park, Calif. Wyckoff, Wilbur R., 62 Doughty Ave., Somerville, N. J. Wysor, D. C., General Chemical Co., 40 Rector St., New York, N. Y. Yanovsky, Alexander, 92 Hoy Ave., Fords, N, J. Yoder, C. P., Buffalo, Niagara & Eastern Power Corp., 504 Electric Bldg., Buffalo, N. Y. Young, David A., 6135 Crescent, St. Louis, Mo. Young, David H., Georgia Kaolin Co., Dry Branch, Ga. Young, Mrs. George, Roseville Pottery Co., Zanesville, Ohio. Young, J. H., E. I. du Pont de Nemours & Co., R. & H. Chemicals Dept., Perth Amboy, N. J. Young, Vincent M., 18 Portsmouth Terrace, Rochester, N. Y. Young, Willard G., 206 Jefferson St., Robinson, III. Zapfe, Richard C., Pomona Tile Co., Pomona, Calif. Zapp, Friedrich, "Porzellanverband," Karlsbad, Czecho slovakia. Zeiller, Oscar F., B. F. Drakenfeld & Co., 45-47 Park Place, New York, N. Y. Zimmer, Daniel B., 1381 Sedgwick Ave., New York, N. Y. Zimmer, David C., Patterson Refractories Co., East Liver pool, Ohio. Zimmer, Harry, Porzellanfabrik, Waldershof, Oberpfalz, Germany. Zimmerman, K., Rijkskleischool, Lange Tiendeweg 79, Gouda, Holland. Zoller, Miles M., Eagle Picher Lead Co., Temple Bar Bldg., Cincinnati, Ohio. Zopfi, Albert S., 1143 River Rd., Maumee, Ohio. Zvanut, Frank J. (Student), 109 E. 12th St., Rolla, Mo. Zwermann, Carl H., Jr., Robinson, 111. Zwetsch, Artur, Hindenburgstr. 56, Ratingen (Rheinland), Germany.