Letters between the Copper Range Company, the Wisconsin Bridge and Iron Company, and the Keweenaw Central Railroad Company

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Abstract/Description: This set of correspondence is related to the Copper Range Company acquiring a bridge belonging to the Keweenaw Copper Company.

See Proposed Bridge for Sale Over Keweenaw Central Railroad Tracks at Kearsarge blueprint here.
Subject(s): Copper mines and mining
Copper miners
Houghton County (Mich.)
Date Created: 1942