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
MS-35 Geologic Map of the Shoshone Quadrangle MS-35 Geologic Map of the Shoshone Quadrangle, Garfield County, Colorado
MS-37 Geologic Map of the Cottonwood Pass Quadrangle MS-37 Geologic Map of the Cottonwood Pass Quadrangle, Eagle and Garfield Counties, Colorado
MS-38 Geologic Map of the Glenwood Springs Quadrangle MS-38 Geologic Map of the Glenwood Springs Quadrangle, Garfield County, Colorado
OF-07-07 Geologic Map of the Mount Deception Quadrangle OF-07-07 Geologic Map of the Mount Deception Quadrangle, Teller and El Paso Counties, Colorado
OF-06-07 Geologic Map of the Fairplay West Quadrangle OF-06-07 Geologic Map of the Fairplay West Quadrangle, Park County, Colorado
OF-05-05 Geologic Map of the Almont Quadrangle OF-05-05 Geologic Map of the Almont Quadrangle, Gunnison County, Colorado
OF-04-03 Geologic Map of the Alma Quadrangle OF-04-03 Geologic Map of the Alma Quadrangle, Park and Summit Counties, Colorado
OF-03-20 Geologic Map of the Copper Mountain Quadrangle OF-03-20 Geologic Map of the Copper Mountain Quadrangle, Summit, Eagle, Lake, and Park Counties, Colorado
OF-04-04 Geologic Map of the Buena Vista East Quadrangle OF-04-04 Geologic Map of the Buena Vista East Quadrangle, Chaffee County, Colorado
OF-04-09 Geologic Map of the Vallecito Reservoir Quadrangle OF-04-09 Geologic Map of the Vallecito Reservoir Quadrangle, La Plata County, Colorado
OF-01-01 Geologic Map of the Castle Rock Gulch Quadrangle OF-01-01 Geologic Map of the Castle Rock Gulch Quadrangle, Chaffee and Park Counties, Colorado