OF-14-07 Geologic Map of the Watkins SE Quadrangle OF-14-07 Geologic Map of the Watkins SE Quadrangle, Arapahoe and Elbert Counties, Colorado
OF-14-15 Geologic Map of the Hotchkiss Quadrangle OF-14-15 Geologic Map of the Hotchkiss Quadrangle, Delta County, Colorado
OF-14-08 Geologic Map of the Axial Quadrangle OF-14-08 Geologic Map of the Axial Quadrangle, Moffat and Rio Blanco Counties, Colorado
OF-14-10 Center Mountain Quadrangle Geologic Map OF-14-10 Center Mountain Quadrangle Geologic Map, Garfield County, Colorado
OF-14-11 Geologic Map of the Rules Hill Quadrangle OF-14-11 Geologic Map of the Rules Hill Quadrangle, La Plata County, Colorado
OF-14-14 Geologic Map of the Cattle Creek Quadrangle OF-14-14 Geologic Map of the Cattle Creek Quadrangle, Garfield County, Colorado
OF-13-01 Geologic Map of the Hayden Gulch Quadrangle OF-13-01 Geologic Map of the Hayden Gulch Quadrangle, Routt County, Colorado
OF-13-02 Geologic Map of the LO 7 Hill Quadrangle OF-13-02 Geologic Map of the LO 7 Hill Quadrangle, Rio Blanco County, Colorado
OF-13-03 Geologic Map of the Meeker Quadrangle OF-13-03 Geologic Map of the Meeker Quadrangle, Rio Blanco County, Colorado
OF-13-04 Geologic Map of the Milner Quadrangle OF-13-04 Geologic Map of the Milner Quadrangle, Routt County, Colorado
OF-13-07 Geologic Map of the Olathe NW Quadrangle OF-13-07 Geologic Map of the Olathe NW Quadrangle, Delta and Montrose Counties, Colorado
OF-13-05 Geologic Map of the Orchard City Quadrangle OF-13-05 Geologic Map of the Orchard City Quadrangle, Delta County, Colorado