1. Preliminary geologic map of the Big Costilla Peak area, Taos County, New Mexico, and Costilla County, Colorado Author/Creator: Fridrich, C. J. (Christopher J.) Publication/Creation: Reston, VA : U.S. Dept of the Interior, U.S. Geological Survey, 2012 Resource Type: Map Access & Availability: Loading
2. Potentiometric surface of the Upper Floridan aquifer in Florida and parts of Georgia, South Carolina, and Alabama, May-June 2010 Author/Creator: Kinnaman, Sandra L. Publication/Creation: [Reston, Va.] : U.S. Dept. of the Interior, U.S. Geological Survey, 2011 Resource Type: Map Access & Availability: Loading
3. Preliminary geologic map of the Buxton 7.5ʹ quadrangle, Washington County, Oregon Author/Creator: Dinterman, Phillip Publication/Creation: [Reston, Va.] : U.S. Dept. of the Interior, U.S. Geollogical Survey, 2009 Resource Type: Map Access & Availability: Loading
4. Preliminary geologic map of the Cook Inlet Region, Alaska : including parts of the Talkeetna, Talkeetna Mountains, Tyonek, Anchorage, Lake Clark, Kenai, Seward, Iliamna, Seldovia, Mount Katmai, and Afognak, 1:250,000 scale quadrangles Author/Creator: Wilson, Frederic H., 1950- Publication/Creation: [Reston, Va.] : U.S. Dept. of the Interior, U.S. Geological Survey, 2009 Resource Type: Map Edition: Version 1.0. Access & Availability: Loading
5. Preliminary geologic map of the Culebra Peak Area, Sangre de Cristo Mountains, Las Animas and Costilla Counties, Colorado Author/Creator: Fridrich, C. J. (Christopher J.) Publication/Creation: [Reston, Va.] : U.S. Dept. of the Interior, U.S. Geological Survey, 2008 Resource Type: Map Edition: Version 1.0. Access & Availability: Loading
6. Preliminary geologic map of the Lake Mead 30ʹ X 60ʹ quadrangle, Clark County, Nevada, and Mohave County, Arizona Author/Creator: Beard, Sue Publication/Creation: Flagstaff, Ariz. : U.S. Geological Survey, 2007 Resource Type: Map Edition: Version 1.0. Access & Availability: Loading
7. Preliminary geologic map of the Sanchez Reservoir quadrangle and eastern part of the Garcia quadrangle, Costilla County, Colorado Author/Creator: Thompson, Ren A. Publication/Creation: Denver, Colo. : U.S. Geological Survey, 2007 Resource Type: Map Edition: Version 1.0, posted June, 2007. Access & Availability: Loading
8. Preliminary bedrock geologic map of the Old Lyme quadrangle, New London and Middlesex Counties, Connecticut Publication/Creation: [Reston, Va.?] : U.S. Geological Survey, 2006 Resource Type: Map Edition: V. 1.0. Access & Availability: Loading
9. Preliminary geologic map of Mount Pagan Volcano, Pagan Island, Commonwealth of the Northern Mariana Islands Author/Creator: Trusdell, Frank A. Publication/Creation: [Reston, Va.?] : U.S. Geological Survey, 2006 Resource Type: Map Edition: Version 1.0. Access & Availability: Loading
10. Preliminary geologic map of the Black Mountain area northeast of Victorville, San Bernardino County, California Author/Creator: Stone, Paul Publication/Creation: Menlo Park, Calif. : U.S. Geological Survey, 2006 Resource Type: Map Edition: Version 1.0. Access & Availability: Loading