DISTRIBUTION 
Office of Naval Research 
Navy Department 
Washington 25, D. ©. 
(Code 466) copies 1-2 
(Code 411) copy 3 
Commanding Officer and Director 
U, S. Navy Underwater Sound Laboratory 
Fort Trumbull 
New London, Connecticut 
copies 4-5 
Director, U. S. Naval Ordnance Laboratory 
White Oak 
Silver Spring 19, Maryland 
copies 6-7 
Commander 
U. S. Naval Ordnance Test Station 
China Lake, California 
Attn: Technical Director 
copy 8 
Commander (Code 753) 
U. S. Naval Ordnance Test Station 
China Lake, California 
Attn: Technical Library 
copy 9 
Commander U. S. Naval Ordnance Test Station 
Pasadena Annex 
3202 East Foothill Boulevard 
Pasadena 8, California 
Attn: Pasadena Annex Library 
copy 10 
Director, Marine Physical Laboratory 
University of California 
Scripps Institution of Oceanography 
San Diego 52, California 
copy 1l 
Director, Bell Telephone Laboratories 
Whippany, New Jersey 
copies 12-13 
oy abt) ak 
Committee on Undersea Warfare 
National Research Council 
National Academy of Sciences 
2101 Constitution Avenue 
Washington 25, D. C. 
copies 14-15 
Chief, Bureau of Ships 
Navy Department 
Washington 25, D. C. 
(Code 688) copies 16-17 
(Cou.c 341) copy 18 
The Hydrographer 
U. S. Navy Hydrographic Office 
Washington 25, D. C. 
copies 19-20 
Director 
Naval Research Laboratory 
Washington 20, D. C. 
Attn: Code 5500, Dr. H. L. Saxton 
copies 21-22 
Commanding Officer and Director 
U. S. Naval Electronics Laboratory 
Point Loma 
San Diego 52, California 
copies 23-24 
Commander 
U. S. Naval Air Development Center 
Johnsville, Pennsylvania 
copies 25-26 
Dr. F. V. Hunt 
Harvard University 
Cambridge, Massachusetts 
copy 27 
Director 
Woods Hole Oceanographic Institution 
Woods Hole, Massachusetts 
copy 28 
