53 
Oceanics, Inc., Technical Industrial Park, Plainview, N.Y. 11803. 
ane Institute, Lummi Island Laboratory, Lummi Island, Bellingham, Wash. 
8262. 
Oceanographic Engineering Corp., Division of Dillingham Corp., P.O. Box 1560, 
La Jolla, Calif. 92038. 
Oceanographic Services, Inc., Subsidiary of Global Marine, Inc., 185 Hast Ortega 
Street, Santa Barbara, Calif. 93101. 
Ocganosraphy. & Pollution Research, 1904 McArthur Street, Manchester, Tenn. 
355. 
Offshore Power Systems, 8000 Arlington Expressway, Jacksonville, Fla. 32211. 
Ogden Technology Laboratories, Ocean Systems Division, 100 Smith Street, 
Farmingdale, N.Y. 11735. 
Operations Research, Inc., 1400 Spring Street, Silver Spring, Md. 20910. 
Osborn Laboratories of Marine Science, New York Aquarium, The Boardwalk 
at West 8th Street, Brooklyn, N.Y. 11224. 
Pacific Gas & Electric Co., 245 Market Street, San Francisco, Calif. 94106. 
Pacifica, Coastal & Marine Mapping Co., Pacifica Ocean Research, Inc., 2980 
Plaimer, Palm Springs, Calif. 92262. 
Palisades Sofar Station, Palisades Geophysical Institute, FPO New York, N.Y. 
09560. 
Panoramic Studios, 179 West Berks Street, Philadelphia, Pa. 19122. 
Penpevivanls Research Associates, Inc., 1428 Fort Road, Cornwells Heights, 
a. 19020. 
Perry Submarine Builders, 100 East 17th Street, Riviera Beach, Fla. 33404. 
Petroleum Publishing Co., 211 South Cheyanne, Tulsa, Okla. 74101. 
Petty Geophysical Engineering Co., Tower Life Building, 310 South St. Mary’s, 
P.O. Drawer 2061, San Antonio, Tex. 78297. 
Pexamine Corp., 3914 Fairhill Drive, Houston, Tex. 77042. 
Phillips Petroleum Co., 1010 Security Life Building, Denver, Colo. 80202. 
Placid Oil Co., 2500 First National Bank Building, Dallas, Tex. 75202. 
Poseidon Scientific Corp., 85 Marcus Boulevard, Hauppauge, N.Y. 11787. 
Potomac Research, Inc., 7655 Old Springhouse Road, Westgate Research Park, 
McLean, Va. 22101. 
Presearch, Inc., 8720 Georgia Avenue, Silver Spring, Md. 20910. 
Princeton Applied Research Corp., P.O. Box 2565, Princeton, N.J. 08502. 
Puget Sound Museum of Natural History, 1500 North Warner Street, Tacoma, 
Wash. 98406. 
RCA Service Co., P.O. Box 15005, West Palm Beach, Fla. 33401. 
The Rath Co., P.O. Box 226, 7445 Girard Avenue, La Jolla, Calif. 92037. 
Raytheon, Submarine Signal Division, Ocean Systems Center, 1847 West Main 
Road, Portsmouth, R.I. 02871. 
Bebe ea oderwaten Products, 245 Southwest 32nd Street, Fort Lauderdale, 
a. 15. 
Research Triangle Institute, Engineering and Environmental Sciences Division, 
Environmental Sciences Group, P.O. Box 12194, Research Triangle Park, 
N.C. 27709. 
Reynold Sub-Marine Services Corp., 615 Southwest Second Avenue, Miami, 
a. 30. 
Resources for the Future, Inc., 1755 Massachusetts Avenue NW., Washington, 
D.C. 20036. 
Sanders Associates, Inc., Digital Communications Department, 95 Canal Street, 
Nashua, N.H. 03060. 
Santa Catalina Marine Biological Laboratory, Big Fisheries Cove, Santa Catalina. 
Island, P.O. Box 398, Avalon, Calif. 90704. 
Scripps Institute of Oceanography, La Jolla, Calif. 92037. 
Seismic Explorations International, S.A., Subsidiary of Whitehall Electronics 
Corp., 3616 West Alabama, Houston, Tex. 77027. 
Relsmograph Service Corp., 6200 East 41st Street, P.O. Box 1590, Tulsa, Okla. 
Shell Development Co., P.O. Box 481, Houston, Tex. 77001. 
Shell Oil Co., Box 127, Metairie, La. 70004. 
Shell Oil Co., One Shell Plaza, P.O. Box 2463, Houston, Tex. 77001. 
Sierra Club, 1050 Mills Tower, San Francisco, Calif. 94104. 
Sierra Research Corp., P.O. Box 3007, Boulder, Colo. 80303. 
Siena ou & Gas Co., Golden Center 1, 2800 North Loop West, Houston, Tex.. 
Singer-General Precision, Inc., Kearfott Division, 1150 McBride Avenue, Little 
Falls, N.J. 07424. 
