pl23_theb2253.jpg
![Radio Acoustic Ranging bomb making theb2253.jpg Radio Acoustic Ranging bomb making](https://s3.amazonaws.com/s3-east-testmedia-noaa.woc.noaa.gov/dam/Photos/legacy/pl23_theb2253.jpg)
Description
Radio Acoustic Ranging bomb making.TNT bombs were sound source for RAR.RAR work on OCEANOGRAPHER
Credit
C&GS; Season's Report Peacock 1930-83
Display Date
1930
Location
Georges Bank, New England coast
Collection
Historic Coast & Geodetic Survey
Nautical Charting
Navigation
Radio Acoustic Ranging
Keywords
Charting
Navigation
Electronic
Radio-Acoustic Ranging