41. Regional maps of subsurface geopressure gradients of the onshore and offshore Gulf of Mexico basin Author/Creator: Burke, Lauri A., author Publication/Creation: Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, 2013 Format: Map Access & Availability: Loading
42. Regional potentiometric-surface map of the Great Basin carbonate and alluvial aquifer system in Snake Valley and surrounding areas, Juab, Millard, and Beaver Counties, Utah, and White Pine and Lincoln Counties, Nevada Author/Creator: Gardner, Philip Michael Publication/Creation: Reston, VA : U.S. Dept. of the Interior, U.S. Geological Survey, 2011 Format: Map Access & Availability: Loading
43. Regional stratigraphic cross sections of Cretaceous rocks from east-central Arizona to the Oklahoma Panhandle Author/Creator: Geological Survey (U.S.) Publication/Creation: [Reston, Va.] : The Survey, 2001 Format: Map Edition: Version 1.0, last modified 5 Dec. 2001. Access & Availability: Loading
44. 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
45. Regional water table (1996) and water-table changes in the Antelope Valley ground-water basin, California Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Sacramento, California : U.S. Department of the Interior, U.S. Geological Survey, 1998 Format: Map Access & Availability: Loading
46. Regional water table (2016) in the Mojave River and Morongo groundwater basins, southwestern Mojave Desert, California Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: [Reston, Va.] : U.S. Department of the Interior, U.S. Geological Survey, 2017 Format: Map Access & Availability: Loading
47. Relative college completion rates in Appalachia, 1980 : (county rates as a percentage of the U.S. average) Author/Creator: Appalachian Regional Commission Publication/Creation: [Washington, D.C.] : [Appalachian Regional Commission], [2004] Format: Map Access & Availability: Loading
48. Relative college completion rates in Appalachia, 1990 : (county rates as a percentage of the U.S. average) Author/Creator: Appalachian Regional Commission Publication/Creation: [Washington, D.C.] : [Appalachian Regional Commission], [2004] Format: Map Access & Availability: Loading
49. Relative college completion rates in Appalachia, 2000 : (county rates as a percentage of the U.S. average) Author/Creator: Appalachian Regional Commission Publication/Creation: [Washington, D.C.] : [Appalachian Regional Commission], [2004] Format: Map Access & Availability: Loading
50. Relative high school completion rates in Appalachia, 1980 : (county rates as a percentage of the U.S. average) Author/Creator: Appalachian Regional Commission Publication/Creation: [Washington, D.C.] : [Appalachian Regional Commission], [2004] Format: Map Access & Availability: Loading