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A 90-foot Bilby tower wrecked by a storm.
Triangulation party of Earl O. Heaton
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Image ID: theb2524, NOAA's Historic Coast & Geodetic Survey (C&GS) Collection
Location: Near Chariton, Iowa
Photo Date: 1928
Credit: C&GS Season's Report Heaton 1929
Category: Geodesy/Triangulation/Towers/Bilby Steel/
• High Resolution Photo Available
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