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Description
First track of sonic range finder on USS STEWART.Crossed north Atlantic with sonic sounding device.Made approximately 900 soundings from United States to Gibraltar (Image credit: NOAA Central Library )
Credit
NOAA Central Library
Display Date
1922
Location
Atlantic Ocean Photo
Collection
Historic Coast & Geodetic Survey
Nautical Charting
Bathymetry - Mapping the Features
Pre-1920
Keywords
Charting
Soundings
Bathymetry
Mechanical