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The first picture of a Bilby portable steel tower under construction Picture

The first picture of a Bilby portable steel tower under construction

The first picture of a Bilby portable steel tower under construction. Bilby towers were made of prefabricated steel parts that could be reused. These towers were designed by Jasper Bilby, chief signalman of the C&GS

Photo Category: Geodesy - Triangulation - Towers - Bilby Steel
Photo Location: Minnesota
Photo Date: 1927

Author: C&GS Season's Report Bilby 1928/ NOAA

License: Public Domain Mark 1.0 (Public domain)
377 x 640 44.03 KB
944 x 1604 354.10 KB
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Added On
18th October 2015
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