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![Shallow water soundings being located by stadia theb3165.jpg Shallow water soundings being located by stadia](/sites/default/files/styles/max_1300x1300/https/s3.amazonaws.com/s3-east-testmedia-noaa.woc.noaa.gov/dam/Photos/legacy/pl23_theb3165.jpg?itok=FHfNtdLO)
Description
Shallow water soundings being located by stadia.A non-electronic means of range-azimuth navigation.Boat operating with Lake Survey (Image credit: NOAA)
Credit
NOAA
Display Date
1963
Location
Great Lakes
Collection
Historic Coast & Geodetic Survey
Keywords
Charting
Boats
Sounding