Re.fc 



NP24(A12)(L jtf 



U. S. NAVY UMDtRKATHt SOUND LABORATORY 

 FORT TRUMBULL, KEV LONDON, CO! IN 2CTIC UT 



Serial: 360(R) 



6 November 1946 



Toj Distribution List 



Subjt "i'uintanaace Manual for the Experimental Long Distance 

 Sound Ranging Equipment (SOFAR)," USL Report No„ 61 

 as of 15 September 1946, 



1 Subject report is forwarded herewith as enclosure 1 for 



information. • 



'\L K; CLiiliiMTSON 

 DIRECTOR 



Kncl: (HI,) 



lo Subjc Report 



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