pl23_theb2510.jpg
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https://www.noaa.gov/media/digital-library-photo/pl23theb2510jpg-0Description
Tower built around a tree trunk.
Credit
NOAA Central Library
Display Date
1934?
Location
Near Logan, West Virginia
Collection
Historic Coast & Geodetic Survey
Geodesy
Triangulation
Wooden Towers & Signal Poles
Keywords
Geodesy
Triangulation
Towers
Wooden