SP-05A Sand OF-00-09 Atlas of Sand, Gravel, & Quarry Aggregate Resources, Colorado Front Range Counties
OF-99-07 Geologic Map of the Mt. Sopris Quadrangle OF-99-07 Geologic Map of the Mt. Sopris Quadrangle, Garfield and Pitkin Counties, Colorado
OF-96-02 Geologic Map of the Center Mountain Quadrangle OF-96-02 Geologic Map of the Center Mountain Quadrangle, Garfield County, Colorado
OF-91-01 Identification and Remediation of a Mine Flooding Problem OF-91-01 Identification and Remediation of a Mine Flooding Problem, Rico, Dolores County, Colorado with Discussion of the Use of Tracer Dyes
OF-91-02 The Use of Tracer Dyes for the Identification of a Mine Flooding Problem OF-91-02 The Use of Tracer Dyes for the Identification of a Mine Flooding Problem, Rico, Dolores County, Colorado
MS-05 Geology for Planning in the Redlands Area Mesa County MS-05 Geology for Planning in the Redlands Area Mesa County, Colorado
B-26 Preliminary Report on the Underground Waters of a Part of Southeastern Colorado B-26 Preliminary Report on the Underground Waters of a Part of Southeastern Colorado