%0 Map %0 U.S. Federal Government Document %0 Print %A Hail, William J. (William James), Jr., 1922- %E Geological Survey (U.S.) %I U.S. Geological Survey %D 1974 %C Reston, Va. %G English %B Geologic quadrangle map %T Geologic map of the Rough Gulch quadrangle, Rio Blanco and Moffat Counties, Colorado