USBM RI 2160
Recovery of gold from black sand by classified concentration
Authors:Davis, J.A., and Gross, J.
Publisher:U.S. Bureau of Mines
Ordering Info:This publication is out of print. Reproductions may be available.
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Davis, J.A., and Gross, J., 1920, Recovery of gold from black sand by classified concentration: U.S. Bureau of Mines Report of Investigations 2160, 3 p.
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