OF-84-04 Estimated Oil and Gas Reserves for Rio Blanco County, Colorado

OF-84-05 Estimated Oil and Gas Reserves for Adams County, Colorado

OF-84-06 Estimated Oil and Gas Reserves for Weld County, Colorado

OF-84-07 Estimated Oil and Gas Reserves for Arapahoe County, Colorado

OF-84-08 Estimated Oil and Gas Reserves for Baca County, Colorado

OF-82-01 Coal Bed Methane Potential of the Piceance Basin, Colorado

OF-83-01 Bibliography of Coal Resources, San Juan River Coal Region, Colorado

OF-83-02 Geophysical and Lithological Logs from the 1982 and 1983 Coal Drilling and Coring Program, Castle Rock (1/2° x 1°) Quadrangle

OF-83-03 Estimated Oil and Gas Reserves: Krauthead-Baseline Fields Area, Weld and Adams County

OF-83-04 Reconnaissance Geology and Geologic Hazards Maps of the Canon City 7.5-minute Quadrangle, Colorado

OF-83-05 Reconnaissance Geology and Geologic Hazards Maps of the Florence 7.5-minute Quadrangle, Colorado

OF-83-07 Programmable Calculator Solutions for Quarter-Quarter-Quarter and Latitude-longitude Determinations