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Description
The first picture of a completed Bilby tower.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; (Image credit: C&GS; Season's Report Bilby 1928)
Credit
C&GS; Season's Report Bilby 1928
Display Date
1927
Location
Minnesota
Collection
Historic Coast & Geodetic Survey
Geodesy
Triangulation
Bilby Steel Towers
Keywords
Geodesy
Triangulation
Towers
Bilby Steel