1. 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
2. Reconnaissance geologic map of the Kuskokwim Bay region, southwest Alaska : Including the Bethel, Goodnews Bay, Nushagak Bay, Hagemeister Island, Baird Inlet, Cape Mendenhall, Kuskokwim Bay, Nunivak Island, Saint Matthew, and Pribilof Islands 1:250,000-scale quadrangles Author/Creator: Wilson, Frederic H., 1950- compiler Publication/Creation: Reston, Va. : U.S. Geological Survey, U.S. Department of the Interior, 2013 Format: Map Access & Availability: Loading