'i Cyril J. Galvin, Jr. is an oceanographer in the Research Division 

 at CERC, and Harry D. Urban is an undergraduate in physics at Drexel 

 Institute of Technology at Philadelphia. The project was under the 

 general supervision of Thorndike Saville, Jr., Chief of the Research 

 Division. At the time of publication, Lieutenant Colonel Edward M. 

 Willis was the Director of CERC; Joseph M. Caldwell was the Technical 

 Director. 



NOTE: Comments on this paper are invited. Discussion will be published 

 in the next issue of the CERC Bulletin. 



This report is published under authority of Public Law 166, 79th 

 Congress, approved July 31, 1945, as supplemented by Public Law 172, 

 88th Congress, approved November 7, 1963. 



