1. Refractory clay deposits of south-central Colorado Author/Creator: Waagé, Karl M. 1915-1999. (Karl Mensch) Publication/Creation: Washington [D.C.] : U.S. G.P.O., 1953 Resource Type: Book Is Part Of: U.S. Geological Survey bulletin, no. 992-994. Access & Availability: Loading
2. Refractory clay deposits of south-central Colorado : a description of the refractory and semirefractory clays in the Purgatoire formation and Dakota sandstone Author/Creator: Waagé, Karl M. 1915-1999, (Karl Mensch), author Publication/Creation: [Washington, D.C.] : United States Department of the Interior, Geological Survey, 1953 Resource Type: Book Access & Availability: Loading
3. Regional diagenesis of sandstones in the Upper Jurassic Morrison Formation, San Juan Basin, New Mexico and Colorado : geologic, chemical, and kinetic constraints Author/Creator: Hansley, Paula L., author Publication/Creation: [Washington, D.C.] : U.S. G.P.O. ; Denver, CO : For sale by the Books and Open-File Reports Section, U.S. Geological Survey, 1990 Resource Type: Book Access & Availability: Loading
4. Regional diagenesis of sandstones in the Upper Jurassic Morrison Formation, San Juan basin, New Mexico and Colorado : geologic, chemical, and kinetic constraints Author/Creator: Hansley, Paula L., author Publication/Creation: [Reston, Va.] : Department of the Interior, U.S. Geological Survey, 1990 Resource Type: Book Access & Availability: Loading
5. Regional ground-water flow in upper and middle Paleozoic rocks in southeastern Utah and adjacent parts of Arizona, Colorado, and New Mexico Author/Creator: Weiss, Emanuel, author Publication/Creation: Denver, Colorado : U.S. Geological Survey, 1991 Resource Type: Book Access & Availability: Loading
6. Rock units of the Precambrian basement in Colorado Author/Creator: Tweto, Ogden, 1912-1983, author Publication/Creation: Washington : Department of the Interior, U.S. Geological Survey, 1987 Resource Type: Book Access & Availability: Loading
7. Rock units of the Precambrian basement in Colorado Author/Creator: Tweto, Ogden, 1912-1983 Publication/Creation: Washington : U.S. G.P.O., 1987 Resource Type: Book Access & Availability: Loading