MS-15 Map and Discovery of Permitted Colorado Coal Mines MS-15 Map and Discovery of Permitted Colorado Coal Mines, 1981
OF-80-02 Deep Coal Bed Methane Potential of the San Juan River Coal Region OF-80-02 Deep Coal Bed Methane Potential of the San Juan River Coal Region, Southwestern Colorado
OF-80-07 Methane Drainage Plan Using Horizontal Holes at the Hawk’s Nest East Mine OF-80-07 Methane Drainage Plan Using Horizontal Holes at the Hawk’s Nest East Mine, Paonia, Colorado
MS-13 State Lands Status Map: Lands and Minerals Administered by Agencies of the Colorado Department of Natural Resources MS-13 State Lands Status Map: Lands and Minerals Administered by Agencies of the Colorado Department of Natural Resources
OF-78-12 Geologic Hazards OF-78-12 Geologic Hazards, North Fork Gunnison River Valley, Delta and Gunnison Counties, Colorado
MS-11 Map and Directory of Colorado Uranium and Vanadium Mining and Milling Activities (detail) MS-11 Map and Directory of Colorado Uranium and Vanadium Mining and Milling Activities
MS-10 Metal Mining Activity Map of Colorado Excluding Uranium and Vanadium (with Directory) MS-10 Metal Mining Activity Map of Colorado Excluding Uranium and Vanadium (with Directory), 1978
B-28 Oil and Water Possibilities of Parts of Delta and Mesa Counties B-28 Oil and Water Possibilities of Parts of Delta and Mesa Counties, Colorado