OF-94-02 Coalbed Gas Composition in Upper Cretaceous Fruitland Formation, San Juan Basin, Colorado and New Mexico

RS-30 Geologic and Hydrologic Controls on Coalbed Methane: Sand Wash Basin, Colorado and Wyoming

IS-35 Selected References Related to Coalbed Methane in the Greater Green River, Piceance, Powder River, Raton and San Juan Basins

IS-32 Coalbed Methane Development in Colorado, September 1990

RS-29 Directory and Statistics of Colorado Coal Mines with Distribution and Electric Generation Map, 1989

RS-28 Gold Occurrences of Colorado

OF-90-01 Mesaverde Cross Sections, Piceance Basin, Colorado: Index to Published Sections and New Sections at Plateau and White River Fields

OF-90-02 Geology and Mineral Evaluation of Mineral Claims within the Snowmass Wilderness Area in the Vicinity of the Colorado-Highland Marble Quarry, Conundrum Creek, Pitkin County, Colorado

IS-26 Reconnaissance Study of Coal Fires in Inactive Colorado Coal Mines

IS-25 Selected References on the Geology and Coal Resources of the Central and Western Colorado Coal Fields and Regions

OF-88-02 Inspection and Certification Program for CERCLA Remedial Activities at Uravan, Colorado

OF-87-03 Tri-Towns Subsidence Investigation, Weld County, Colorado