An article in the New York Times in June 1, 1902 about Montana ranchmen using barbed wire fences as telephone lines.
https://s3-us-west-1.amazonaws.com/h...telephony2.jpg
The ranchmen most likely used this barbed wire design patented by J.F. Glidden in 1874.
https://s3-us-west-1.amazonaws.com/h...telephony1.jpg
Previously:
https://www.homemadetools.net/forum/...492#post101680
https://www.homemadetools.net/forum/...486#post104356
https://www.homemadetools.net/forum/...017#post125375
https://www.homemadetools.net/forum/...069#post125626
https://www.homemadetools.net/forum/...312#post126935
