01039nam a2200277Ia 4500 115497 BIBL 20160527184005.0 700701s1969 dcua b 001 0 eng 74603914 (OCoLC)00080861 DLC DLC m.c. m/c PUXA QC233 .R44 1969 534/.23 Research Analysis Group. 268776 Local Physics of sound in the sea. Washington Dept. of the Navy, Headquarters Naval Material Command; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.] 1969. x, 566 p. illus. 28 cm. 7.00 "NAVMAT P-9675." "Originally issued as Summary technical report of Division 6, NDRC, volume 8, Washington, D.C., 1946." Bibliography: p. 547-556. Underwater acoustics 182742 Local United States Office of Scientific Research and Development. National Defense Research Committee. cn 182913 Local 96500 96500 0 0 0 534_230000000000000_U586_NP 0 evl 43050 10 10 1 2016-05-27 175862 0 534.23 U586 N:p 80000001257420 2016-05-27 00:00:00 r:115497 z:NCC:D 6