Principal Gold-Producing Districts of the United States; Geological Survey Professional Paper 610
by A. H. Koschmann, M. H. Bergendahl
$15 · Offered by Crossroads Books
Washington: United States Government Printing Office, 1968. softcover, 11 x 8.5 , 282 pages. very good. Item #5569474 from the title page, A description of the geology, mining history, and production of the major gold-mining districts in 21 States.
- Binding: Softcover
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