TABLE OF CONTENTS 



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DEEPLY-TOWED ECHO-SOUNDER RECONNAISSANCE OF A 



FLEET TACTICAL RANGE SITE, by Michael S. Loughridge . 207 



PHYSICAL CHEMISTRY OF THE DEEP OCEAN ENVIRONMENT, 



by R. A. Home 221 



DEEP SEA FREE INSTRUMENT PACKAGE, by 



Philip P. Bedard 235 



A DESCRIPTION OF INSTRUMENTATION AND THE MEASUREMENT 

 TECHNIQUES USED FOR THE DETECTION OF EXTREMELY LOW 

 FREQUENCY ELECTROMAGNETIC ENERGY IN THE SEA, by 

 James F. Orr 243 



GLASS AND CERAMIC HULLS FOR OCEANOGRAPHIC 



APPLICATIONS, by J. D. Stachiw 255 



SYNTACTIC FOAM BUOYANCY MATERIALS FOR SUBMERGED 



RESEARCH VEHICLE, by Israel Resnick 317 



THERMAL AND SOUND VELOCITY MICROSTRUCTURE DATA 



TAKEN WITH AN UNMANNED RESEARCH VEHICLE, by 



S. R. Murphy and G. E. Lord 343 



ECONOMIC CONSTRAINTS ON THE DESIGN OF AN EXPENDABLE 

 INSTRUMENT SYSTEM, by W. V. A. Clark, Jr 361 



A SHIPBOARD NAVIGATIONAL AND GEOPHYSICAL PROCESSING 

 SYSTEM, by Carl O. Bowin 367 



INVESTIGATIONS OF SEDIMENT PROPERTIES IN SONAR 



BOTTOM REFLECTIVITY STUDIES, by James J. Gallagher 



and Vito A. Nacci 3 75 



TEMPERATURE STRUCTURE IN THE TRANSITION REGION OF 



THE NORTH PACIFIC, by Margaret K. Robinson and / 



John Northrop 403 



SOUND VELOCITY STRUCTURE OF THE OCEAN BETWEEN 



BERMUDA AND THE ANTILLES, by R. E. Payne and 



J. C. Beckerle 433 



VI 



