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Found 2 results in 83.06 ms.

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Calumet and Hecla Mining Company (25)

http://n2t.net/ark:/99166/w6x10xtg (corporateBody)

The Calumet and Hecla Consolidated Copper Company was the most successful corporation to have mined native copper in Michigan's Upper Peninsula. Through nearly a century of mining activity, the company produced in excess of 4.5 billion pounds of refined copper and issued over $200 million in shareholder dividends. Unlike many of its competitors along the Keweenaw Peninsula, Calumet and Hecla successfully expanded its operations over several separate mineral bodies, developed capital-intensive...

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Calumet and Hecla Mining Company, Calumet, Michigan (1)

http://n2t.net/ark:/99166/w61419js (corporateBody)

No biographical history available for this identity.

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