1. Quantity and quality of ground-water discharge to the South Platte River, Denver to Fort Lupton, Colorado, August 1992 through July 1993 Author/Creator: McMahon, Peter B., author Publication/Creation: Denver, Colorado : U.S. Department of the Interior, U.S. Geological Survey, 1995 Format: Book Access & Availability: Loading
2. Quaternary geology of the Grand and Battlement Mesas Area, Colorado Author/Creator: Yeend, Warren E., 1936- author Publication/Creation: Washington : United States Department of the Interior, Geological Survey, 1969 Format: Book Access & Availability: Loading