Institution, Scripps Institution of Oceanography, and the U. S. Navy 

 Hydrographic Office, prior to his assumption of duties with the 

 Bureau of Ships in 1951. During World War II he served on active 

 duty with the Navy in the Pacific Theater and in Washington, D. C. 

 He was a member of Joint Task Force I during the Bikini Cross- 

 roads. He holds a rank of Commander in the U. S. Naval Reserve. 



JAMES M. CROSSEN, Instrument Technician, Instrumentation 

 Laboratory, Bureau of Commercial Fisheries, Biological 

 Laboratory, Woods Hole, Massachusetts. 



Mr. Crossen was born in Boston, Massachusetts, January 

 1926. After leaving the service (as a Navy Quartermaster at the 

 end of World War II), he attended and was graduated from the Am- 

 erican Television Institute of Technology in radio and television 

 engineering. At the Air Force Cambridge Research Center, 

 Bedford, Massachusetts, he worked on prototype transformers and 

 other electro-mechanical devices. In 1952 he joined the engineer- 

 ing staff at Sanders Associates, Nashua, New Hampshire, he was 

 attached to the Sonobuoy "Project Tinkertoy. " He took further 

 training in Chemical, Biological, and Radiological Warfare and is 

 currently a Departmental Radiological Officer. In 1955 he became 

 a Program Leader of the Bureau of Commercial Fisheries where 

 he is responsible for the planning, design, and development of 

 instruments for obtaining fishery biology data. He was responsible 

 for the development of underwater television and related equip- 

 ment used in making several films of fish behavior in trawls. 

 Among other instruments, he invented an automatic photoelectric 

 fish egg counter. 



LIEUTENANT COMMANDER R. P. DINSMORE, U. S. Coast 

 Guard, Chief, Aerology and Oceanography Branch, U. S. Coast 

 Guard Headquarters, Washington 25, D. C. 



LCDR Dinsmore was born October 20, 1925, in Catonsville, 

 Maryland, attended Baltimore Polytechnic Institute from 1940- 

 43, and obtained his B.S. from the U. S. Coast Guard Academy, 

 New London, Connecticut, in 1946. He had general duties on 

 board Coast Guard weather ships, salvage vessels, and buoy 

 tenders, 1946-49. He took graduate studies at the Scripps Insti- 

 tution of Oceanography from 1949-51. He was then Assistant 

 Oceanographer , U. S. Coast Guard until 1953 (International Ice 

 Patrol and Woods Hole Oceanographic Institution) and Instructor 

 in Science and Meteorology, U. S. Coast Guard Academy, until 

 1957. He served as Commanding Officer, U. S. Coast Guard 



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