OF-23-04 Geologic Map of the Milton Reservoir Quadrangle OF-23-04 Geologic Map of the Milton Reservoir Quadrangle, Weld County, Colorado
OF-21-03 Geologic Map of the Dry Creek Quadrangle OF-21-03 Geologic Map of the Dry Creek Quadrangle, Delta County, Colorado
OF-20-02 Geologic Map of the Agate Mountain Quadrangle, Park County, Colorado OF-20-02 Geologic Map of the Agate Mountain Quadrangle, Park County, Colorado
OF-23-06 Geologic Map of the Wiggins Quadrangle OF-23-06 Geologic Map of the Wiggins Quadrangle, Morgan County, Colorado
OF-19-01 Geology and Groundwater Resources of La Plata County OF-19-01 Geology and Groundwater Resources of La Plata County, Colorado
OF-20-11 Alkaline Complexes of the Wet Mountains Area OF-20-11 Alkaline Complexes of the Wet Mountains Area, Colorado: A Geological Summary, Bibliography, and Data Compilation of Critical Mineral Laboratory Results
OF-18-12 Geology and Groundwater Resources of Elbert County OF-18-12 Geology and Groundwater Resources of Elbert County, Colorado
OF-20-03 Geologic Map of the Bracewell Quadrangle OF-20-03 Geologic Map of the Bracewell Quadrangle, Weld County, Colorado
OF-19-08 Geologic Map of the Mesa Lakes Quadrangle OF-19-08 Geologic Map of the Mesa Lakes Quadrangle, Mesa and Delta Counties, Colorado