SS” 
ne 9 
NP2/,(P~17.1) 
‘ (D74.)(WFS/WSL ) 21 August 1946 
U. S. NAVY UNDERWATER SOUND LABORATORY 
FORT TRUMBULL, NEW LONDON, CONNECTICUT 
LONG DISTANCE SOUND RANGING EQUIPMENT (SOFAR) — 
INSTALLATION AND OPERATING NOTES 
USL REPORT NO. 55 
by 
DOCUMENT 
W. S. Latham LISRARY 
: Woods lite Oceanographic 
We F. Saars Iocabeution 
Approved for Distribution 
Gehan’ gd é Lys Cs ¥ 3 
John = Ide, Technical Director M. Ke Clementson, Commander, USN 
Commanding Officer 
yA 
Ce 
AY] 
RY 
BIASES ) 
