TY - RPRT TI - Geologic map and coal sections of the Forks Ranch quadrangle, Big Horn County, Montana AU - William C. Culbertson AU - Mark C. Klett PY - 1979 DO - 10.3133/mf1086 UR - https://pubs.usgs.gov/publication/mf1086 ID - mf1086 ER -