OF-13-01 Geologic Map of the Hayden Gulch Quadrangle OF-13-01 Geologic Map of the Hayden Gulch Quadrangle, Routt County, Colorado
OF-13-02 Geologic Map of the LO 7 Hill Quadrangle OF-13-02 Geologic Map of the LO 7 Hill Quadrangle, Rio Blanco County, Colorado
OF-13-03 Geologic Map of the Meeker Quadrangle OF-13-03 Geologic Map of the Meeker Quadrangle, Rio Blanco County, Colorado
OF-13-06 Geologic Map of the Rattlesnake Mesa Quadrangle OF-13-06 Geologic Map of the Rattlesnake Mesa Quadrangle, Rio Blanco County, Colorado