TY - BOOK AU - Johnson,Samuel Y. AU - Chan,Marjorie A. AU - Konopka,Edith TI - Pennsylvanian and Early Permian paleogeography of the Uinta-Piceance Basin region, northwestern Colorado and northeastern Utah U1 - 551.752 PY - 1992/// CY - Washington, DC PB - U.S. Geological Survey KW - Paleogeography KW - Uinta Basin (Utah and Colo.) KW - Colorado KW - Piceance Creek Basin KW - Geology, Stratigraphic KW - Pennsylvanian KW - Permian KW - Geology, Structural KW - Piceance Creek Basin (Colo.) N1 - Includes bibliographical references (p. 31-34) ER -