File:Radio acoustic ranging bomb prep.JPG
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Summary
[edit]
| 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
|
Licensing
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 | This image is a work of the National Oceanic and Atmospheric Administration, taken or made as part of that person's official duties. As works of the U.S. federal government, all NOAA images are in the public domain in the United States. |  |
File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 13:49, 6 November 2016 | | 748 × 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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