Insulator in Helena Museum

By Chris Ronayne; posted December 27, 2011
View Original: Click to zoom, then click to magnify (4000 x 3000) 987KB


An insulator in a museum in Helena, MT.

The label beneath reads:

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Insulator and portion of telegraph line

Part of a government telegraph line at Fort Custer. C.1875 Gift of F.T. Darrow

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