File:Radio acoustic ranging bomb prep.JPG

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Summary

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Description

A United States Coast and Geodetic Survey officer prepares a bomb for use in radio acoustic ranging operations.

Source

http://oceanexplorer.noaa.gov/history/electronic/media/24_tntbomb.html

Date

Undated; radio acoustic ranging was in use between 1924 and 1944, and photo probably is from the late 1920s or the 1930s

Author

Unattributed United States Coast and Geodetic Survey photo via National Oceanic and Atmospheric Administration (NOAA)

Permission
(Reusing this file)

U.S. Federal Government illustration in the public domain


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Date/TimeThumbnailDimensionsUserComment
current13:49, 6 November 2016Thumbnail for version as of 13:49, 6 November 2016748 × 724 (70 KB)Mdnavman (talk | contribs){{Information |Description = A United States Coast and Geodetic Survey officer prepares a bomb for use in radio acoustic ranging operations. |Source = http://oceanexplorer.noaa.gov/history/electronic/media/24_tntbomb.html |Date...

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