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![]() Date: 2012-12-07 19:56:15Copper Agassiz family Houghton County Michigan Copper mining in Michigan Calumet and Hecla Mining Company Quincy Mine Mining Tamarack mine Keweenaw Peninsula Geography of Michigan Michigan Upper Peninsula of Michigan | Source URL: www.michigan.govDownload Document from Source WebsiteFile Size: 788,19 KBShare Document on Facebook |
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