Citation |
Gardner, E.D. and Johnson,C.H. ; Gardner, E.D. and Allsman, P.T. ; Clawson, Marion ; Thomas, B.I. ; Romanowitz, C.M., 2008, Resources for Placer Mining (CD Only): Montana Bureau of Mines and Geology Miscellaneous Publications and Maps 32.
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Description |
IC-6786 Placer mining in the western United States, Part 1;
IC-6787 Placer mining in the western United States, Part 2;
IC-6788 Placer mining in the western United States, Part 3;
IC-7013 Power shovel and dragline placer mining;
IC 7535 Part 1: Guide to prospecting for lode gold,
Part 2: Locating mining claims on the public domain
IC-7926 Placer mining in Alaska;
IC-8462 Gold placer mining, placer evaluation and dredge selection
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