CONTRACT NUMBERS, CONTRACTORS, AND SUBJECT OF CONTRACTS 



Conlracl No. 



Name and Address of Contractor 



Subject 



NDCrc-40 



Woods Hole Oceanographic Institution 

 Woods Hole, Massachusetts 



OEMsr-20 



OEMsr-30 



OEMsr-31 



OEMsr-287 



OEMsr-346 



OEMsr-1046 



OEMsr-1128 



OEMsr-1130 



OEMsr-1131 



The Trustees of Columbia University in the 

 City of New York 

 New York, New York 



The Regents of the University of California 

 Berkeley, California 



Woods Hole Oceanographic Institution 

 Woods Hole, Massachusetts 



President and Fellows of Harvard College 

 Cambridge, Massachusetts 



Western Electric Company, Inc. 

 120 Broadway 



New York, New York 

 Massachusetts Institute of Technology 



Cambridge, Massachusetts 



The Trustees of Columbia University in the 

 City of New York 

 New York, New York 



The Trustees of Columbia University in the 



City of New York 



New York, New York 



The Trustees of Columbia University in the 



City of New York 



New York, New York 



Studies and experimental investigations in 

 connection with the structure of the super- 

 ficial layer of the ocean and its effect on the 

 transmission of sonic and supersonic vibra- 

 tions. 



Studies and investigations in connection with 

 the oceanographic factors influencing the 

 transmission of sound in sea water. 



Studies and experimental investigations in 

 connection with and for the development 

 of equipment and methods pertaining to 

 submarine warfare. 



Maintain and operate certain laboratories 

 and conduct studies and experimental in- 

 vestigations in connection with submarine 

 and subsurface warfare. 



Studies and experimental investigations in 

 connection with the structure of the super- 

 ficial layer of the ocean and its effects on 

 the transmission of sonic and supersonic 

 vibrations. 



Studies and experimental investigations in 

 connection with the development of equip- 

 ment and devices relating to subsurface 

 warfare. 



Studies and experimental investigations in 

 connection with submarine and subsurface 

 warfare. 



Studies and experimental investigations in 

 connection with (1) underwater sound 

 transmission and boundary impedance 

 measurements; (2) ship sound surveys at 

 high frequencies; (3) development of de- 

 vices for the control of underwater sounds; 

 and (4) development of intense underwater 

 souAd sources for special purposes. 



Conduct studies and experimental investiga- 

 tions in connection with and for the de- 

 velopment of equipment and methods in- 

 volved in submarine and subsurface war- 

 fare. 

 Conduct studies and experimental investi- 

 gations in connection with the testing and 

 calibrating of acoustic devices. 



Conduct studies and investigations in con- 

 nection with the evaluation of the applica- 

 bility of data, methods, devices, and 

 systems pertaining to submarine and sub- 

 surface warfare. 



557 



