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Description
Vincent type sono-radio-buoy being deployed from the GUIDE.RAR operations on north coast of Unimak Island (Image credit: C&GS; Season's Report Eickelberg 1939-92)
Credit
C&GS; Season's Report Eickelberg 1939-92
Display Date
1939
Location
North coast of Unimak Island, Aleutian Islands
Collection
Historic Coast & Geodetic Survey
Nautical Charting
Navigation
Radio Acoustic Ranging
Keywords
Charting
Navigation
Electronic
Radio-Acoustic Ranging