1. Paleocene and lower Eocene units in the southern part of the Piceance Creek basin, Colorado Author/Creator: Donnell, John R. 1919- (John Roswell) Publication/Creation: [Washington] : [U.S. Govt. Print. Off], [1969] Resource Type: Book Is Part Of: U.S. Geological Survey bulletin, no. 1274. Access & Availability: Loading
2. Paleocene and lower Eocene units in the southern part of the Piceance Creek basin, Colorado Author/Creator: Donnell, John R. 1919- (John Roswell), author Publication/Creation: [Washington, D.C.] : United States Department of the Interior, Geological Survey, 1969 Resource Type: Book Access & Availability: Loading
3. Palynostratigraphy of the Tullock Member (lower Paleocene) of the Fort Union Formation in the Powder River Basin, Montana and Wyoming Author/Creator: Nichols, Douglas J., author Publication/Creation: [Reston, Va.] : U.S. Department of the Interior, U.S. Geological Survey, 1992 Resource Type: Book Access & Availability: Loading
4. Palynostratigraphy of the Tullock Member (lower Paleocene) of the Fort Union Formation in the Powder River Basin, Montana and Wyoming Author/Creator: Nichols, Douglas J. Publication/Creation: [Washington, D.C.] : U.S. G.P.O. ; Denver, CO : For sale by the Books and Open-File Reports Section, U.S. Geological Survey, 1992 Resource Type: Book Access & Availability: Loading
5. Preliminary physical stratigraphy, biostratigraphy, and geophysical data of the USGS South Dover Bridge Core, Talbot County, Maryland Author/Creator: Alemán-González, Wilma, author Publication/Creation: Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, 2012 Resource Type: Book Access & Availability: Loading