Big Sheep Mountain northwest of Terry. Prairie County, Montana. 1922.
Dates
Date Taken
1922
Summary
Big Sheep Mountain northwest of Terry, illustrating destruction of high gravel-covered benches and development of lower benches by erosion: younger and lower gravelly bench being trenched by recent drainage. Prairie County, Montana. June 2, 1922. Plate 4-B, U.S. Geological Survey Professional paper 174. 1932.
Summary
Big Sheep Mountain northwest of Terry, illustrating destruction of high gravel-covered benches and development of lower benches by erosion: younger and lower gravelly bench being trenched by recent drainage. Prairie County, Montana. June 2, 1922. Plate 4-B, U.S. Geological Survey Professional paper 174. 1932.
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