OF-22-09 Geochronology and Geomorphic Mapping to Estimate Debris-flow Depositional Ages and Recurrence Intervals Along State Highways 145 and 62, San Miguel County, Colorado

MS-54 Colorado Cretaceous Stratigraphy Chart

MS-12 Map of Licensed Coal Mines in Colorado as of 01 June 1978

MS-53 Colorado Stratigraphic Chart

OF-16-06 Geologic Map of the Roubideau Quadrangle, Delta and Montrose Counties, Colorado

OF-15-08 Geologic Map of the Lazear Quadrangle, Delta County, Colorado

MS-19 The Coal Bed Methane Resources of Colorado

MS-06 Energy Resource Development Map of Colorado

OF-14-09 Geologic Map of the Whitewater Quadrangle, Mesa County, Colorado

OF-14-15 Geologic Map of the Hotchkiss Quadrangle, Delta County, Colorado

OF-14-08 Geologic Map of the Axial Quadrangle, Moffat and Rio Blanco Counties, Colorado

OF-14-11 Geologic Map of the Rules Hill Quadrangle, La Plata County, Colorado