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

  • Joseph Defilippi

    Date of Birth: 1880-08-25
    Birthplace: San Giorgio Italy

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  • Reuben Alvin Koski

    Date of Birth: 3/25/1931
    Birthplace: Hubbell

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  • Jeremiah O'Neill

    Date of Birth: 1890-09-09
    Birthplace: Calumet Michigan

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  • Steve Budas

    Date of Birth: 1890-12-26
    Birthplace: Liack Croatia

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  • Leslie Koski

    Date of Birth: 9/14/1904
    Birthplace: Osceola Michigan

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  • Victor Kielpsz

    Date of Birth: 1890-03-06
    Birthplace: Kovna Lithuania Russia

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  • John Tiefenbach

    Date of Birth: 1889-08-02
    Birthplace: Vekeli Folvi Austria Hungary

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  • Elis J. Tuohimaa

    Date of Birth: 1887-11-05
    Birthplace: Oleaborg 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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