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calaveras co mining equipment

calaveras co mining equipment

Brereton Roslyn 1976 Mining Techniques in the California Goldfields During the 1850s Pacific Historian 20 no 3 286302 Limbaugh Ronald H and Willard P Fuller Jr 2004 Calaveras Gold The Impact of Mining on a Mother Lode County University of Nevada Press Reno Logan CA 1981 History of Mining and Milling Methods in California

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