OF-14-01 Geologic Map of the Cabin Gulch Quadrangle OF-14-01 Geologic Map of the Cabin Gulch Quadrangle, Elbert County, Colorado
OF-12-03 Geologic Map of the Eastonville Quadrangle OF-12-03 Geologic Map of the Eastonville Quadrangle, Elbert County, Colorado
OF-12-05 Geologic Map of the Falcon Quadrangle OF-12-05 Geologic Map of the Falcon Quadrangle, El Paso County, Colorado
OF-11-01 Notes on the Denver Basin Geologic Maps: Bedrock Geology OF-11-01 Notes on the Denver Basin Geologic Maps: Bedrock Geology, Structure, and Isopach Maps of Upper Cretaceous to Paleogene Strata between Greeley and Colorado Springs, Colorado
OF-11-02 Geology of Upper Cretaceous OF-11-02 Geology of Upper Cretaceous, Paleocene and Eocene Strata in the Southwestern Denver Basin, Colorado
OF-11-03 Cross-sections of the Fresh-water-bearing Strata of the Denver Basin between Greeley and Colorado Springs OF-11-03 Cross-sections of the Fresh-water-bearing Strata of the Denver Basin between Greeley and Colorado Springs, Colorado
SP-52 Messages in Stone: Colorado's Colorful Geology (2nd Edition) SP-52 Messages in Stone: Colorado’s Colorful Geology (2nd Edition)
OF-09-03 Geologic Map of the Elizabeth Quadrangle OF-09-03 Geologic Map of the Elizabeth Quadrangle, Elbert County, Colorado
OF-08-04 Upper Black Squirrel Creek Basin Aquifer Recharge and Storage Evaluation OF-08-04 Upper Black Squirrel Creek Basin Aquifer Recharge and Storage Evaluation