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October 27, 2011

Telegraph switch

Filed under: Item of the Day — Lizzie Ehrenhalt @ 9:30 am

Telegraph switch

Telegraph switch that may have been used with telegraph sets belonging to the Northern Pacific Railroad.  The steel switch is mounted on a wooden base and was used to make and break electrical current.  Patented January 17, 1871.

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2 Responses to “Telegraph switch”

  1. Matt Says:

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  2. Lizzie Ehrenhalt Says:

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