pl23_theb1317.jpg
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https://www.noaa.gov/media/digital-library-photo/pl23theb1317jpgDescription
Lt. Carl Aslakson observing gravity during South American expedition.
Credit
Family of Captain Carl I. Aslakson, C&GS;
Display Date
1941
Location
South America, somewhere
Collection
Historic Coast & Geodetic Survey
Keywords
Geophysics
Gravity