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Principal Gold Producing Districts of the United States 1968


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Principal Gold Producing Districts of the United States by A. H. Koschmann and M. H. Bergendahl (USGS)

1968 USGS Professional Paper 610, 30.66 MB pdf file, 290 pages

A description of the geology, mining history, and production of the major gold-mining districts in 21 states.

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