pl23_cgs02468.jpg
Image
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https://www.noaa.gov/media/digital-library-photo/pl23cgs02468jpgDescription
Jasper Bilby on top of rock during field reconnaissance for triangulationscheme.
Credit
Collection of NOAA/NOS/National Geodetic Survey William H. Burger Album
Collection
Historic Coast & Geodetic Survey
Keywords
Coast and Geodetic Survey