Geology and mineral resources of the North Absaroka Wilderness and vicinity, Park County, Wyoming : an evaluation of the mineral potential of the area /

by Nelson, Willis H. 1920-2010, Prostka, Harold J., Williams, Frank E., Elliott, James E., Peterson, Donald L., 1928-
Published 1980

Mineral resources of the Gila Primitive Area and Gila Wilderness, New Mexico /

by Ratté, James Clifford, 1925-, Gaskill, David L., Eaton, Gordon P., 1929-, Peterson, Donald L., 1928-, Stotelmeyer, Ronald B., Meeves, Henry C.
Published 1979