OF-23-06 Geologic Map of the Wiggins Quadrangle OF-23-06 Geologic Map of the Wiggins Quadrangle, Morgan County, Colorado
OF-22-02 Geologic Map of the Brighton Quadrangle OF-22-02 Geologic Map of the Brighton Quadrangle, Adams County, Colorado
OF-21-01 Geologic Map of the Barnesville Quadrangle OF-21-01 Geologic Map of the Barnesville Quadrangle, Weld County, Colorado
OF-20-06 Geologic Map of the Kersey Quadrangle OF-20-06 Geologic Map of the Kersey Quadrangle, Weld County, Colorado
OF-19-03 Geologic Map of the La Salle Quadrangle OF-19-03 Geologic Map of the La Salle Quadrangle, Weld County, Colorado
OF-18-01 Geologic Map of the Frederick Quadrangle OF-18-01 Geologic Map of the Frederick Quadrangle, Weld and Broomfield Counties, Colorado
OF-16-01 New Paleocurrent Measurements OF-16-01 New Paleocurrent Measurements, Clast Population Data, and Age Dates in the Late Eocene Castle Rock Conglomerate, East-Central Colorado
OF-12-03 Geologic Map of the Eastonville Quadrangle OF-12-03 Geologic Map of the Eastonville Quadrangle, Elbert County, 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-08-17 Geologic Map of the Larkspur Quadrangle OF-08-17 Geologic Map of the Larkspur Quadrangle, Douglas and El Paso Counties, Colorado