Coal Mining, 1940
Coal miners working in the Coalmont Strip Pit, Coalmont district, Jackson County, Colorado, on August 11, 1940. Cliff face detail shows structure of coal
Picture No
12697030
Media ID
47683144
Size
4962px x 2708px
(3.3MB)
Credit
U.S. Geological Survey/Science Source/Mary Evans
Usage Restrictions
No Model Release
