1. Reconnaissance surficial geologic map of the Taylor Mountains quadrangle, southwestern Alaska Author/Creator: Wilson, Frederic H., 1950- cartographer Publication/Creation: [Reston, Va.] : U.S. Department of the Interior, U.S. Geological Survey, 2015 Format: Map Access & Availability: Loading
2. 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
3. Rock-stratigraphic nomenclature, lithology, and subcrop area of the Galena-Platteville bedrock unit in Illinois and Wisconsin Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, 1997 Format: Map Access & Availability: Loading