Potential Users and Estimated Number of Units Which They May Require: 
a. U. S. Navy (basic research, applied research, hydrographic- 
oceanographic survey ships) - 20 to 40 
b. U. S- Coast and Geodetic Survey - 10 to 20 
c. Certain activities within Scientific Community - 10 to 20 
d. National Aeronautics and Space Agency - Unknown 
Totals 40 to 80 
Recommendation Where Instrument Should Be Researched and Developed: 
U. S. Industry. 
Relative Importance to U- S. National Oceanographic Program: 
Individual instrument/equipment priority 8. 
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