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Geology -- Colorado -- Pueblo. : General and engineering geology of the northern part of Pueblo, Colorado : description of the geology of the bedrock and surficial deposits in and near Pueblo, Colo. Engineering behavior of the rocks is summarized at the end of report / by Glenn R. Scott.
Geology -- Colorado -- Routt National Forest. : Mineral resource potential and geology of the Routt National Forest and the Middle Park Ranger District of the Arapaho National Forest, Colorado / edited by Viki Bankey, Sandra J. Soulliere, Margo I. Toth ; with a section on salable minerals by John S. Dersch.
Geology -- Colorado -- Sawatch Range. : Geology and ore deposits of the Garfield quadrangle, Colorado / by McClelland G. Dings and Charles S. Robinson; prepared in cooperation with the Colorado Metal Mining Fund.
Geology -- Colorado -- White River National Forest. : Mineral resource potential and geology of the White River National Forest and the Dillon Ranger District of the Arapaho National Forest, Colorado. with a section on Salable commodities by John S. Dersch / by Margo I. Toth [and five others].
Geology -- Columbia Plateau. : Geology of the Latah formation in relation to the lavas of the Columbia plateau near Spokane, Washington [and Flora of the Latah formation of Spokane, Washington, and Coeur d'Alene, Idaho] / by J.T. Pardee and Kirk Bryan [and F.H. Knowlton].
Geology -- Columbia Plateau -- Maps. : Geologic setting and hydrogeologic units of the Columbia Plateau Regional Aquifer System, Washington, Oregon, and Idaho / by S.C Kahle, T.D. Olsen, and D.S. Morgan ; U.S. Geological Survey Groundwater Resources Program.