DGGS MR 50-2
Placer mining methods and costs in the Circle District, Alaska
Publisher:Alaska Territorial Department of Mines
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Matthews, R.T., 1941, Placer mining methods and costs in the Circle District, Alaska: Alaska Territorial Department of Mines Miscellaneous Report 50-2, 85 p. http://doi.org/10.14509/781
Base Metals; Cultural Resources; Economic Study; Gold; Mining; Placer; Silver; Sulfides
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