pl23_theb1329.jpg
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https://www.noaa.gov/media/digital-library-photo/pl23theb1329jpgDescription
Brown pendulum apparatus gravity meter.Named for its inventor, Lt. E. J. Brown, C&GS.;Lt. Brown died in an automobile accident in 1935.
Credit
Association of Commissioned Officers
Display Date
1937
Collection
Historic Coast & Geodetic Survey
Keywords
Geophysics
Gravity