1. Depositional environments of coal-bearing and associated formations of Cretaceous age in the National Petroleum Reserve in Alaska Author/Creator: Roehler, Henry W., author Publication/Creation: [Reston, Va.] : Department of the Interior, U.S. Geological Survey, 1987 Format: Book Access & Availability: Loading
2. Depositional environments of coal-bearing and associated formations of Cretaceous Age in the National Petroleum Reserve in Alaska Author/Creator: Roehler, Henry W. Publication/Creation: Washington : U.S. G.P.O., 1987 Format: Book Access & Availability: Loading
3. Detailed cross sections of the Eocene Green River formation along the North and East margins of the Piceance Basin, western Colorado, using measured sections and drill hole information Author/Creator: Johnson, Ronald C. 1950- (Ronald Carl), cartographer Publication/Creation: Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, 2014 Format: Map Access & Availability: Loading
4. Development of unconventional hydrocarbon resources in the Appalachian Basin : workshop summary Author/Creator: Linn, Anne, author Publication/Creation: Washington, District of Columbia : National Academies Press, 2014 Format: Book Edition: 1st ed. Access & Availability: Loading