1. Paleozoic and Precambrian rocks of Alaska and their role in its structural evolution Author/Creator: Churkin, Michael, 1932- author Publication/Creation: Washington : United States Department of the Interior, Geological Survey, 1973 Resource Type: Book Access & Availability: Loading
2. Paleozoic and Precambrian rocks of Alaska and their role in its structural evolution, Author/Creator: Churkin, Michael, 1932- Publication/Creation: Washington : U.S. Govt. Print. Off, 1973 Resource Type: Book Is Part Of: U.S. Geological Survey professional paper, no. 737-743. Access & Availability: Loading
3. Petrology and structure of Precambrian rocks, Central City quadrangle, Colorado Author/Creator: Sims, P. K. 1918-2011, (Paul Kibler), author Publication/Creation: Washington : U.S. Department of the Interior, Geological Survey, 1967 Resource Type: Book Access & Availability: Loading
4. Petrology and structure of Precambrian rocks, Central City quadrangle, Colorado, Author/Creator: Sims, P. K. 1918-2011. (Paul Kibler) 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
5. Phosphorite and other apatite-bearing sedimentary rocks in the Precambrian of northern Michigan Author/Creator: Cannon, William F., author Publication/Creation: [Reston, Virginia] : United States Department of the Interior, Geological Survey, 1976 Resource Type: Book Access & Availability: Loading
6. Phosphorite and other apatite-bearing sedimentary rocks in the Precambrian of northern Michigan Author/Creator: Cannon, William F. Publication/Creation: Arlington, Va. : U.S. Geological Survey, 1976 Resource Type: Book Access & Availability: Loading
7. The Portage Lake Volcanics (Middle Keweenawan) on Isle Royale, Michigan Author/Creator: Huber, N. King 1926- (Norman King), author Publication/Creation: Washington : United States Department of the Interior, Geological Survey, 1973 Resource Type: Book Access & Availability: Loading
8. The Portage Lake Volcanics (Middle Keweenawan) on Isle Royale, Michigan, Author/Creator: Huber, N. King 1926- (Norman King) Publication/Creation: Washington : U.S. Govt. Print. Off, 1973 Resource Type: Book Is Part Of: U.S. Geological Survey professional paper, no. 751-754. Access & Availability: Loading
9. Pre-Beltian geology of the southern Madison Range, southwestern Montana Author/Creator: Erslev, Eric A. Publication/Creation: Butte, Mont. : Montana Bureau of Mines and Geology, 1983 Resource Type: Book Access & Availability: Loading
10. The Pre-Cambrian along the Gulf of Suez and the northern part of the Red Sea Author/Creator: Schürmann, H. M. E. Publication/Creation: Leiden : E.J. Brill, 1966 Resource Type: Book Access & Availability: Loading