OF-09-03 Geologic Map of the Elizabeth Quadrangle OF-09-03 Geologic Map of the Elizabeth Quadrangle, Elbert County, Colorado
OF-08-18 Climax Quadrangle Geologic Map OF-08-18 Climax Quadrangle Geologic Map, Lake and Park Counties, Colorado
MS-37 Geologic Map of the Cottonwood Pass Quadrangle MS-37 Geologic Map of the Cottonwood Pass Quadrangle, Eagle and Garfield 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-08-14 Geologic Map of the Dotsero Quadrangle OF-08-14 Geologic Map of the Dotsero Quadrangle, Garfield and Eagle Counties, Colorado
OF-08-15 Geologic Map of the Bayfield Quadrangle OF-08-15 Geologic Map of the Bayfield Quadrangle, La Plata County, Colorado
OF-07-02 Geologic Map of the Montrose East Quadrangle OF-07-02 Geologic Map of the Montrose East 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-06-06 Geologic Map of the Palmer Lake Quadrangle OF-06-06 Geologic Map of the Palmer Lake Quadrangle, El Paso County, 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-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