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Geology and mineral deposits of the area south of Telluride Colorado

Vhay, John S. (John Stewart), 1907-1990 author.
Washington, D.C. : United States Department of the Interior, Geological Survey, 1962. 1962

Geology and mineral deposits of the Snowmass Mountain area, Gunnison County, Colorado

Vanderwilt, John W., 1898-1992 author.
[Washington, D.C.] : United States Department of the Interior, Geological Survey, 1937. 1937

Geology and ore deposits of the upper Blue River area, Summit County, Colorado

Singewald, Q. D. (Quentin Dreyer), 1902-1987, author.
[Washington, D.C.] : United States Department of the Interior, Geological Survey, 1951. 1951

Ore deposits in the vicinity of the London fault of Colorado

Singewald, Q. D. (Quentin Dreyer), 1902-1987, author.
[Washington, D.C.] : United States Department of the Interior, Geological Survey, 1941. 1941

Structural control of the gold deposits of the Cripple Creek district, Teller County, Colorado

Koschmann, A. H. (Albert Herbert), 1896-1962 author.
[Washington, D.C.] : United States Department of the Interior, Geological Survey, 1949. 1949

Sugar Loaf and St. Kevin mining districts, Lake County, Colorado

Singewald, Q. D. (Quentin Dreyer), 1902-1987, author.
[Washington, D.C.] : United States Department of the Interior, Geological Survey, 1955. 1955

Vanadium deposits of Colorado and Utah : a preliminary report

Fischer, R. P. (Richard Philip), 1910-1991 author.
[Washington, D.C.] : United States Department of the Interior, Geological Survey, 1942. 1942