TY - RPRT TI - Facies analysis, genetic sequences, and paleogeography of the lower part of the Minturn Formation (Middle Pennsylvanian), southeastern Eagle Basin, Colorado AU - John A. Karachewski PY - 1992 DO - 10.3133/b1787aa UR - https://pubs.usgs.gov/publication/b1787AA ID - b1787AA ER -