USBM IC 6786
Title:Placer mining in the western United States
Authors:Gardner, E.D. and Johnson, C.H.
Publication Date:Sep 1934
Publisher:U.S. Bureau of Mines
Ordering Info:This publication is out of print. Reproductions may be available. Download below or please see our publication sales page for more information.
Quadrangle(s):Alaska Statewide, Alaska General
Gardner, E.D. and Johnson, C.H., 1934, Placer mining in the western United States: U.S. Bureau of Mines Information Circular 6786, 92 p.
- ic6786.pdf (35.0 M)