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Mine Site Construction- Core Wall

Historic Sites, Historic Mines, Natural Resources, Mines and Mineral Resources, Copper Mines and Mining, Manpower, Labor Showing core wall about completed. [From:] Progress Pictures showing construction during 1909 of Winona Copper Co., King Philip Copper Co., Challenge Mine. Houghton County, Michigan.

Scanned: July 26, 2012


Men Working in Quincy Mine Hoist

Historic Sites, Historic Mines, Manpower, Labor, Natural Resources, Mines and Mineral Resources, Copper Mines and Mining [Two men working in the Quincy Mine Hoist No.2 in Hancock, Michigan.]

Scanned: October 28, 2014