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Search U.S. government technical reports digitized or harvested by TRAIL.
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3 results returnedDesign, equipment, and construction costs of Davis-Dunkirk concentrator, Prescott, Ariz.
Mining methods and costs at Herron and Laster Lease, Superior, Ariz.
Mining and milling methods at the Big Jim Mine, Oatman, Ariz.
Published Year
Subject
- Gold mines and mining--Arizona (3) *
- Copper mines and mining--Arizona (1)
- Silver mines and mining--Arizona (1)
- Smelting (1)
Author
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