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Company Land Holdings of the Keweenaw Peninsula and Western Upper Peninsula

Engineering, Surveying, Geography, Maps, Metal Trade, Copper Industry and Trade Map is included with Calumet and Hecla Mining Co. Abstracts

Scanned: March 24, 2015


Map of the Quincy Smelting Works

Engineering, Geography, Maps, Metal Trade, Copper Industry and Trade, Copper Mines and Mining Quincy Smelting Works

Scanned: June 2, 2015


Map of Quincy Smelting Works and Vicinity

Geography, Maps, Engineering, Metal Trade, Copper Industry and Trade, Copper Mines and Mining Quincy Smelting Works and Vicinity

Scanned: June 2, 2015