Archaeological investigations in the Shoshone basin of Wyoming. - Laramie, WY Appendix : Pettroglyphs in the Boysen Reservoir area / by David Gebhard and Harold Cahn - Mulloy, William T. (William Thomas), 1917-1978 (University of Wyoming publications ; 18.1954, no. 1, 2, 3, 70 S. : 26 Ill. ; 2 Tab., 1954)