1. Precambrian deposits of zinc-copper-lead sulfides and zinc spinel (gahnite) in Colorado Author/Creator: Sheridan, Douglas M., 1921- author Publication/Creation: [Reston, Va.] : Department of the Interior, United States Geological Survey, 1984 Format: Book Access & Availability: Loading
2. Mineralogy and geology of the wagnerite occurrence on Santa Fe Mountain, Front Range, Colorado Author/Creator: Sheridan, Douglas M., 1921- author Publication/Creation: Washington : United States Department of the Interior, Geological Survey, 1976 Format: Book Access & Availability: Loading
3. Rutile and topaz in Precambrian gneiss, Jefferson and Clear Creek Counties, Colorado Author/Creator: Sheridan, Douglas M., 1921- author Publication/Creation: Washington : United States Department of the Interior, Geological Survey, 1968 Format: Book Access & Availability: Loading
4. Geology and uranium deposits of the Ralston Buttes District, Jefferson County, Colorado Author/Creator: Sheridan, Douglas M., 1921- author Publication/Creation: Washington : United States Department of the Interior, Geological Survey, 1967 Format: Book Access & Availability: Loading
5. Geology of the Lost Creek schroeckingerite deposits, Sweetwater County, Wyoming Author/Creator: Sheridan, Douglas M., 1921- author Publication/Creation: Washington, D.C. : United States Department of the Interior, Geological Survey, 1961 Format: Book Access & Availability: Loading
6. Geology of the High Climb pegmatite, Custer County, South Dakota Author/Creator: Sheridan, Douglas M., 1921- author Publication/Creation: [Washington, D.C.] : United States Department of the Interior, Geological Survey, 1955 Format: Book Access & Availability: Loading