Recent erosion in the Ducktown district, a short distance west of the Polk County mine. Polk County, Tennessee. 1912.
Dates
Date Taken
1912
Summary
Recent erosion in the Ducktown district, a short distance west of the Polk County mine. Photo by F.B. Laney. Polk County, Tennessee. 1912. Plate 3-A in U.S. Geological Survey. Professional paper 139. 1926.
Summary
Recent erosion in the Ducktown district, a short distance west of the Polk County mine. Photo by F.B. Laney. Polk County, Tennessee. 1912. Plate 3-A in U.S. Geological Survey. Professional paper 139. 1926.
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