1. Reassessment of the Georgetown limestone as a hydrogeologic unit of the Edwards Aquifer, Georgetown area, Texas Author/Creator: Land, Larry F., author Publication/Creation: Austin, Texas : U.S. Geological Survey, 1988 Format: Book Access & Availability: Loading
2. Reconnaissance study of the Taylor Mountains pluton, southwestern Alaska Author/Creator: Hudson, Travis, 1946- author Publication/Creation: Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, Reston, 2016 Format: Book Access & Availability: Loading
3. Regional stratigraphy and petroleum systems of the Appalachian Basin, North America Author/Creator: Swezey, C. (Christopher) Publication/Creation: Denver : For sale by U.S. Geological Survey, Information Services Format: Map Access & Availability: Loading
4. Regional stratigraphy and petroleum systems of the Illinois Basin, U.S.A Author/Creator: Swezey, C. (Christopher) Publication/Creation: [Reston, Va.] : U.S. Dept. of the Interior, U.S. Geological Survey, 2009 Format: Map Access & Availability: Loading
5. Regional stratigraphy and petroleum systems of the Illinois Basin, U.S.A Author/Creator: Swezey, C. (Christopher) Publication/Creation: Denver, Colo. : For sale by U.S. Geological Survey, Information Services Format: Map Access & Availability: Loading
6. Regional stratigraphy and petroleum systems of the Michigan Basin, North America Author/Creator: Swezey, C. (Christopher) Publication/Creation: Denver, Colo. : For sale by U.S. Geological Survey, Information Services Format: Map Access & Availability: Loading
7. Relations of late Paleozoic and early Mesozoic formations of southwestern Montana and adjacent parts of Wyoming Author/Creator: Condit, D. Dale 1886-1955, (Daniel Dale), author Publication/Creation: [Washington] : [Department of the Interior, United States Geological Survey], [1919] Format: Book Access & Availability: Loading
8. Relations of the Wasatch and Green River formations in northwestern Colorado and southern Wyoming with notes on oil shale in the Green River formation Author/Creator: Sears, Julian D. 1891- (Julian Ducker), author Publication/Creation: [Washington] : [Department of the Interior, United States Geological Survey], [1925] Format: Book Access & Availability: Loading
9. Revision of stratigraphic names for some Eocene formations in Santa Barbara and Ventura counties, California Author/Creator: Vedder, J. G. 1926- (John Graham) Publication/Creation: [Washington] : [U.S. Govt. Print. Off], [1972] Format: Book Access & Availability: Loading
10. Revision of stratigraphic names for some Eocene formations in Santa Barbara and Ventura counties, California Author/Creator: Vedder, J. G. 1926- (John Graham), author Publication/Creation: [Washington, D.C.] : United States Department of the Interior, Geological Survey, 1972 Format: Book Access & Availability: Loading