pl23_theb2267.jpg
Description
Sono-radio-buoy deployed in the Aleutians for RAR work.Buoy deployed from the PIONEER
Credit
Captain Harry D. Reed, C&GS;
Display Date
1940
Location
Islands of the Four Mountains, Aleutian Islands
Collection
Historic Coast & Geodetic Survey
Nautical Charting
Navigation
Radio Acoustic Ranging
Keywords
Charting
Navigation
Electronic
Radio-Acoustic Ranging