1. Generalized bedrock geologic map of the Helena area, west-central Montana Author/Creator: Reynolds, Mitchell W. Publication/Creation: [Reston, Va.?] : U.S. Dept. of the Interior, U.S. Geological Survey, 2002 Resource Type: Map Edition: Version 1.0, last modified 07-Aug-2002. Access & Availability: Loading
2. Geologic framework and hydrogeologic characteristics of the Glen Rose limestone, Camp Stanley Storage Activity, Bexar County, Texas Author/Creator: Geological Survey (U.S.) Publication/Creation: [Reston, Va.] : U.S. Geological Survey ; Denver, CO : For sale by USGS Information Services, 2004 Resource Type: Map Access & Availability: Loading
3. Geologic insights and suggestions on mineral potential based on analyses of geophysical data of the southern Toquima Range, Nye County, Nevada Author/Creator: Shawe, Daniel R., 1925- Publication/Creation: Reston, VA : U.S. Dept. of the Interior, U.S. Geological Survey, 2004 Resource Type: Map Edition: Version 1.0. Access & Availability: Loading
4. Geologic map of the Grand Junction quadrangle, Mesa County, Colorado Author/Creator: Geological Survey (U.S.) Publication/Creation: [Reston, Va.] : The Survey, [2002] Resource Type: Map Edition: Version 1.0, last modified 08-Feb-2002. Access & Availability: Loading
5. Geologic map of the Hebgen Lake quadrangle, Beaverhead, Madison, and Gallatin counties, Montana, Park and Teton counties, Wyoming, and Clark and Fremont counties, Idaho Author/Creator: Geological Survey (U.S.) Publication/Creation: [Reston, Va.] : U.S. Dept. of the Interior, U.S. Geological Survey ; Denver, CO : For sale by USGS Information Services, 2004 Resource Type: Map Access & Availability: Loading