Hydraulic workings in bench gravels, Dream Gulch. The trench in the foreground is in decomposed Prichard slate. Shoshone County, Idaho. 1904.
Dates
Date Taken
1904
Summary
Hydraulic workings in bench gravels, Dream Gulch. The trench in the foreground is in decomposed Prichard slate. Shoshone County, Idaho. September 24, 1904, plate 17-A in U.S. Geological Survey. Professional paper 62. 1908.
Summary
Hydraulic workings in bench gravels, Dream Gulch. The trench in the foreground is in decomposed Prichard slate. Shoshone County, Idaho. September 24, 1904, plate 17-A in U.S. Geological Survey. Professional paper 62. 1908.
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