1. Additions to the flora of the Spotted Ridge Formation in central Oregon, Author/Creator: Mamay, Sergius H., 1920- Publication/Creation: Washington : U.S. Govt. Print. Off, 1956 Resource Type: Book Is Part Of: U.S. Geological Survey professional paper, no. 274. Access & Availability: Loading
2. Additions to the flora of the Spotted Ridge Formation in central Oregon Author/Creator: Mamay, Sergius H., 1920- author Publication/Creation: Washington : United States Department of the Interior, Geological Survey, 1956 Resource Type: Book Access & Availability: Loading
3. The Betsie Shale Member : a datum for exploration and stratigraphic analysis of the lower part of the Pennsylvanian in the Central Appalachian Basin Author/Creator: Rice, Charles L., author Publication/Creation: [Reston, Va.] : Department of the Interior, U.S. Geological Survey, 1987 Resource Type: Book Access & Availability: Loading
4. Big Snowy and Amsden Groups and the Mississippian-Pennsylvanian boundary in Montana, Author/Creator: Maughan, Edwin K., 1926-1995 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. Big Snowy and Amsden Groups and the Mississippian-Pennsylvanian boundary in Montana Author/Creator: Maughan, Edwin K., 1926-1995, author Publication/Creation: Washington : U.S. Department of the Interior, Geological Survey, 1967 Resource Type: Book Access & Availability: Loading
6. The brachiopod Antiquatonia coloradoensis (Girty) from the upper Morrowan and Atokan (lower Middle Pennsylvanian) of the United States Author/Creator: Henry, Thomas W. Publication/Creation: Washington : U.S. G.P.O. ; Denver, CO : For sale by U.S. Geological Survey, Information Services, 1998 Resource Type: Book Access & Availability: Loading
7. The brachiopod Antiquatonia coloradoensis (Girty) from the upper Morrowan and Atokan (lower Middle Pennsylvanian) of the United States Author/Creator: Henry, Thomas W., author Publication/Creation: Washington : United States Government Printing Office., 1998 Resource Type: Book Access & Availability: Loading
8. Bromine geochemistry of chloride rocks of the middle Pennsylvanian Paradox Formation of the Hermosa Group, Paradox Basin, Utah and Colorado Author/Creator: Raup, Omer B., 1930- author Publication/Creation: Washington : United States Government Publishing Office, 1996 Resource Type: Book Access & Availability: Loading
9. Bromine geochemistry of chloride rocks of the middle Pennsylvanian Paradox Formation of the Hermosa Group, Paradox Basin, Utah and Colorado Author/Creator: Raup, Omer B., 1930- author Publication/Creation: Washington, D.C. : U.S. G.P.O., 1996 Resource Type: Book Access & Availability: Loading
10. Burial and thermal history of the Paradox Basin, Utah and Colorado, and petroleum potential of the middle Pennsylvanian Paradox Formation Author/Creator: Nuccio, Vito F. author Publication/Creation: Washington, D.C. : U.S. G.P.O., 1996 Resource Type: Book Access & Availability: Loading