1. Pennsylvanian system in New Mexico Author/Creator: Thompson, M. L. 1906- (Marcus Luther) Publication/Creation: Socorro : [publisher not identified], 1942 Resource Type: Book Access & Availability: Loading
2. Pennsylvanian sediments in northwest Georgia Author/Creator: Renshaw, Ernest Wilroy, 1927- Publication/Creation: [Place of publication not identified] : [publisher not identified], 1951 Resource Type: Book Access & Availability: Loading
3. Pennsylvanian and Permian rocks of the southern Inyo Mountains, California Author/Creator: Merriam, C. W. 1905-1974, (Charles Warren), author Publication/Creation: [Washington, D.C.] : United States Department of the Interior, Geological Survey Resource Type: Book Access & Availability: Loading
4. Pennsylvanian and Permian rocks of the southern Inyo Mountains, California Author/Creator: Merriam, C. W. 1905-1974. (Charles Warren) Publication/Creation: Washington [D.C.] : U.S. G.P.O., 1957 Resource Type: Book Is Part Of: U.S. Geological Survey bulletin, no. 1061. Access & Availability: Loading
5. Pennsylvanian system in the United States : a symposium Author/Creator: American Association of Petroleum Geologists Publication/Creation: Tulsa, Okla. : [publisher not identified], 1962 Resource Type: Book Access & Availability: Loading
6. Petrography and environmental analysis of some Pennsylvanian limestones from central Texas, Author/Creator: Terriere, Robert T., 1926- Publication/Creation: Washington : U.S. Govt. Print. Off, 1963 Resource Type: Book Is Part Of: U.S. Geological Survey professional paper, no. 315-316. Access & Availability: Loading
7. Petrography and environmental analysis of some Pennsylvanian limestones from central Texas Author/Creator: Terriere, Robert T., 1926- author Publication/Creation: Washington : United States Department of the Interior, Geological Survey, 1963 Resource Type: Book Access & Availability: Loading
8. Pennsylvanian and associated rocks in Wyoming Author/Creator: Mallory, William W. 1917- (William Wyman), author Publication/Creation: Washington : United States Department of the Interior, Geological Survey, 1967 Resource Type: Book Access & Availability: Loading
9. Pennsylvanian and associated rocks in Wyoming, Author/Creator: Mallory, William W. 1917- (William Wyman) Publication/Creation: Washington : U.S. Govt. Print. Off, 1967 Resource Type: Book Is Part Of: U.S. Geological Survey professional paper, no. 551-554. Access & Availability: Loading
10. Pennsylvanian formations of southwest Virginia Author/Creator: Miller, Ralph L. 1909-1991, (Ralph LeRoy), author Publication/Creation: [Washington, D.C.] : United States Department of the Interior, Geological Survey, 1969 Resource Type: Book Access & Availability: Loading