Geological Society of America]
Wanless, Harold R. (Harold Rollin), 1899-1970.
Wanless, Harold R. (Harold Rollin), 1899-1970.
Belknap, Ralph Leroy, 1899-
Foster, Helen Laura, 1919-
Memoir (Geological Society of America) ; 063
Paleozoic and Mesozoic rocks of Gros Ventre, Teton, Hoback, and Snake River Ranges, Wyoming
Paleozoic and Mesozoic rocks of Gros Ventre, Teton, Hoback, and Snake River Ranges, Wyoming
Paleozoic and Mesozoic rocks of Gros Ventre, Teton, Hoback, and Snake River Ranges, Wyoming
Wanless, Harold R. (Harold Rollin), 1899-1970.