Precision depth recorder MK IV-A
By: by Bernard Luskin and Archie C. Roberts
Contributors: Roberts, Archie C., author; Lamont Geological Observatory; United States. Office of Naval Research; United States. Navy Department. Bureau of Ships
Series: Technical report -- no. 7; Technical report (Lamont Geological Observatory) -- no. 7.
Publisher: Lamont Geological Observatory, (Columbia University)
Published: 1955
Place of publication: Palisades, New York
Language: eng
Number of pages: 33
Subjects: Echo sounding; Underwater acoustics; Instruments
Notes: "CU-15-55-N6 onr 27124 Geol."

"March 1955"

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Electronic reproduction. New York, N.Y.: Columbia University Libraries, 2020.

Sponsored by the U.S. Navy under contract with the Office of Naval Research, Contract N6onr 271 T.O. 24 ; And with the Bureau of Ships, Contract NObsr 64547.

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