USBM B 259
Title:Placer-mining methods and costs in Alaska
Publisher:U.S. Bureau of Mines
Ordering Info:This publication is out of print. Reproductions may be available.
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Wimmler, N.L., 1927, Placer-mining methods and costs in Alaska: U.S. Bureau of Mines Bulletin 259, 244 p.
Methods; Mineral Development; Placer; Placer Gold
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