TY - GEN A2 - Geological Survey (U.S.) AU - Johnson, Ronald C. (Ronald Carl), cartographer. CY - Reston, Virginia L2 - https://purl.fdlp.gov/GPO/gpo47282 LA - English PB - [U.S. Department of the Interior, U.S. Geological Survey] PP - Reston, Virginia PY - 2014 TI - 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 ER -