pl23_theb2466.jpg
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https://www.noaa.gov/media/digital-library-photo/pl23theb2466jpg-0Description
Station Greene, Indiana.Instrument height is 152 feet above ground.39th Parallel Survey.Triangulation party of George A. Fairfield
Credit
NOAA John Hayford Album
Display Date
1890
Location
Jennings County, Indiana
Collection
Historic Coast & Geodetic Survey
Geodesy
Triangulation
Wooden Towers & Signal Poles
Keywords
Geodesy
Triangulation
Towers
Wooden