Abstract Photograph collection, 1892-1967, of the Calumet and Hecla Mining Company. Images document all aspects of mining company activity: rocks, drilling and blasting, timbering, tramming, rockhouses, milling, smelting, electrolytic, dredge, leaching, docks and shipping, engines and compressors, pumps, surface shops, and power plants. Also includes photographs from more than twenty Calumet and Hecla companies, including the mines (Calumet and Hecla, Ahmeek, Allouez, Centennial, Isle Royale,...

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Student research paper, 1982, and visual appendices documenting streetcars in the Copper Country between 1900 and 1930.

Abstract Autobiography, 1878-1950, by Ocha Potter, a native of Michigan's Upper Peninsula, head of the Keweenaw Road Commission and superintendent of the Ahmeek mine. Two versions found in collection. The expanded version includes photographs, newspaper clippings and additional material added by his descendants. Also includes an epilogue written twelve years after the initial memoir detailing the intervening years. The second version is a typescript copy shared by the National Park Service and is an...

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Records, 1976-1982, of the Superior Foods Cooperative Inc. in Ahmeek, Michigan. Includes organizational records, financial records and newsletters from Superior Foods as well as records from other cooperatives in the area. Includes bylaws, stock certificates, membership information, order forms and newsletters from Common Health Warehouse Cooperative Association in Duluth, Minnesota, their food supplier, and newsletters from the Keweenaw Cooperative Inc. in Hancock, Michgan.

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Papers, 1900-1925, of William J. Uren of Houghton, Michigan. Includes photographs of the Ahmeek Mill construction, building of the Douglas Houghton Memorial in Eagle River, Michigan as well as other mining related images. Also includes postcards, newspaper clippings and two legal briefs on the proceedings of the Calumet and Hecla Mining Company acquisition of the Bigelow group of mines, including the Ahmeek, Isle Royale, Osceola Consolidated, Seneca and Tamarack Mining Companies.