Search Miners Database

The Copper Miners Employee Card database includes records for almost 40,000 people who worked for the Calumet & Hecla Mining Company.

EMPLOYEE CARDS

  • Nicholas Lukima

    Date of Birth: 1885-09-04
    Birthplace: Hayariver Weborlaan Finland

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  • Martin H. Grigg

    Date of Birth: 1882-12-28
    Birthplace: Ishpeming Michigan

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  • John Barosky

    Date of Birth: 1887-01-23
    Birthplace: Kovna [c4] Lithuania Russia

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  • John Sikorski

    Date of Birth: 1888-06-06
    Birthplace: Boschar Galicia Austria

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  • Oliver DePLanche

    Date of Birth: 1893-05-06
    Birthplace: Marinette Wisconsin

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  • George Trevethan

    Date of Birth: 1885-07-15
    Birthplace: Helston England

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  • John Tarro

    Date of Birth: 9/24/1904
    Birthplace: Castellannovo Torino Italy

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  • Henry Koski

    Date of Birth: 12/27/1901
    Birthplace: Olliland Finland

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The Keweenaw Time Traveler

The Keweenaw Time Traveler is an online historical atlas created by researchers at Michigan Tech that you can explore from home on your computer or on your mobile device when exploring the landscape. It combines historical maps with archival records — including the C&H employee cards! — about the people who lived and worked in Houghton and Keweenaw counties from 1880-1940. Try it now: KeweenawHistory.com.

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