OF-08-18 Climax Quadrangle Geologic Map OF-08-18 Climax Quadrangle Geologic Map, Lake and Park Counties, Colorado
OF-08-12 Geologic Map of the Cameron Mountain Quadrangle OF-08-12 Geologic Map of the Cameron Mountain Quadrangle, Chaffee, Park, and Fremont Counties, Colorado
OF-08-02 Geologic Map of the Delta Quadrangle OF-08-02 Geologic Map of the Delta Quadrangle, Delta and Montrose Counties, Colorado
OF-08-03 Geologic Map of the Hoovers Corner Quadrangle OF-08-03 Geologic Map of the Hoovers Corner Quadrangle, Montrose County, Colorado
OF-07-01 Geologic Map of the Olathe Quadrangle OF-07-01 Geologic Map of the Olathe Quadrangle, Montrose County, Colorado
OF-07-06 Geologic Map of the Garo Quadrangle OF-07-06 Geologic Map of the Garo Quadrangle, Park County, Colorado
OF-06-09 Geologic Map of the Fairplay East Quadrangle OF-06-09 Geologic Map of the Fairplay East Quadrangle, Park County, Colorado
OF-03-19 Geologic Map of the Manitou Springs Quadrangle OF-03-19 Geologic Map of the Manitou Springs Quadrangle, El Paso and Teller Counties, Colorado
OF-05-08 Geologic Map of the Buena Vista West Quadrangle OF-05-08 Geologic Map of the Buena Vista West Quadrangle, Chaffee 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