OF-09-03 Geologic Map of the Elizabeth Quadrangle OF-09-03 Geologic Map of the Elizabeth Quadrangle, Elbert County, Colorado
OF-08-04 Upper Black Squirrel Creek Basin Aquifer Recharge and Storage Evaluation OF-08-04 Upper Black Squirrel Creek Basin Aquifer Recharge and Storage Evaluation
IS-77 Colorado Mineral and Energy Industry Activities IS-77 Colorado Mineral and Energy Industry Activities, 2007
OF-08-16 Geologic Map of the Dakan Mountain Quadrangle OF-08-16 Geologic Map of the Dakan Mountain Quadrangle, Douglas, Teller and El Paso Counties, Colorado
OF-08-17 Geologic Map of the Larkspur Quadrangle OF-08-17 Geologic Map of the Larkspur Quadrangle, Douglas and El Paso Counties, Colorado
IS-75 Colorado Mineral and Energy Industry Activities 2006 IS-75 Colorado Mineral and Energy Industry Activities 2006
RS-42 Geology and Mineral Resources of Lake County RS-42 Geology and Mineral Resources of Lake County, Colorado