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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 |
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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 |
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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 |