51 
Geophysical Exploration Corp., 6101 Southwest Freeway, Suite 129, Houston, 
Tex. 77027. 
Geophysical Service Inc., Subsidiary of Texas Instruments Inc., 13500 North 
Central Expressway, Dallas, Tex. 75222. 
Getty Oil Corp., 3903 Stony Brook, Houston, Tex. 77042. 
Global Marine, Inc., 650 South Grand Avenue, Los Angeles, Calif. 90017. 
W. R. Grace & Company, Dewey & Almy Chemical Division, 62 Whittemore 
Avenue, Cambridge, Mass. 02140. 
Grefeo Inc., 630 Shatto Place, Los Angeles, Calif. 90005. 
Greinier Environmental Sciences, 1 Village Square, Baltimore, Md. 21210. 
Grumman Aircraft Engineering Corp., South Oyster Bay Read, Bethpage, N.Y. 
11714. 
Gulf Oil Corp., P.O. Box 1392, Bakersfield, Calif. 93302. 
Gulf Oil Company-Latin America, P.O. Box 910, Coral Gables, Fla. 33134. 
Gulf Research and Development Co., 3800 Madison Avenue, New York, N.Y. 
10017. ; 
Gulf Research and Development Co., Houston Technical Service Co., Houston, 
Tex. 77003. 
Hamilton Brothers Oil Corp., 1600 Broadway, Denver, Colo. 80202. 
HRB-Singer, Inc., Subsidiary of the Singer Co., Box 60, Science Park, State 
College, Pa. 16801. 
Frederic R. Harris, Inc., 501 Gulf Life Towers, Jacksonville, Fla 32207. 
Hales and Co., 66 Brookmead Road, Wayne, Pa. 19087. 
Humble Oil and Refining Co., P.O. Box 2180, Houston, Tex. 77001. 
Hydro Surveys, Inc., 1532 Cordova Road, Fort Lauderdale, Fla. 33316. 
Hydronautics, Inec., Pindell School Road, Laurel, Md. 20810. 
ILT Research Institute, 10 West 35th Street, Chicago, Ill. 60616. 
Ichthyological Associates Inc., 301 Forest Drive, Ithaca, N.Y. 14850. 
Infinity, Ltd., 50 East Mt. Pleasant, Livingston, N.J. 07039. 
Innerspace Technology, Inc., 27 Frederick Street, Waldwick, N.J. 07463. 
The International Nickel Company, Inc., Francis Lo LaQue Corrosion Laboratory, 
P.O. Box 656, Wrightsville Beach, N.C. 28480. 
International Oceanographic Foundation, 10 Rickenbacker Causeway, Miami, 
Fla. 33149. 
Intersea Research Corp., 11760 Sorrento Valley Road, San Diego, Calif. 92121. 
Interstate Electronics Corp., Oceanics Division, 707 East Vermont Avenue, 
Anaheim Calif. 92803. 
Jet Research Center, Inc., P.O. Box 246, Arlington, Tex. 76010. 
Johns-Manville Corp., Industrial Products Division, Greenwood Plaza, Denver, 
Colo. 80217. 
Judith Joye, 50 West 55th Street, New York, N.Y. 10019. 
Julie Research Laboratories, Inc., 211 West 61st Street, New York, N.Y. 10023 
Kaman Sciences Corp., 1500 Garden of the Gods Road, Colorado Springs, 
Colo. 80907. 
Kennecott Exploration, Ine., Ocean Operations Division, Ocean Resources 
Department, 10306 Roselle Street, San Diego, Calif. 92121. 
James 8. Krogen & Company, Inc., 2500 South Dixie Highway, Miami, Fla. 33151. 
LTy saocanch Center, Hawaiian Division, 219 Keawe Street, Honolulu, Hawaii 
96813. 
Lamont-Doherty Geological Observatory, Columbia University, Torrey Cliff, 
Palisades, N.Y. 10964. 
Lear Siegler, Inc., 8171 South Bundy Drive, Santa Monica, Calif. 90406. 
Lewis & Lewis Offshore, Inc., P.O. Box 820, 271 South Hemlock Street, Ventura, 
Calif. 93001. 
Linden Laboratories, Inc., P.O. Box 920, State College, Pa. 16801. 
Ling-Temco-Vought, Inc., P.O. Box 5003, Dallas, Tex. 75222. 
Arthur D. Little, Inc., Acorn Park, Cambridge, Mass. 02140. 
Litton Industries, Data Systems Division, P.O. Box 7601, Van Nuys, Calif. 91409 
Living euine Resources, Inc., 11339 Sorrento Valley Road, San Diego, Calif. 
Lockheed Missiles & Space Co., P.O. Box 504, Sunnyvale, Calif. 94088. 
Lockheed Ocean Laboratory, 3380 Harbor Drive, San Diego, Calif. 92101. 
Lykes Brothers, Inc., Systems & Engineering Division, 2000 Calumet Street, 
Clearwater, Fla. 33515. 
MPR Associates, Inc., 1140 Connecticut Avenue NW., Washington, D.C. 20036- 
MSB Systems Inc., 110-16 72nd Avenue, Forest Hills, N.Y. 11375. 
