TY - RPRT TI - Preliminary bedrock geologic map of part of the northern disturbed belt, Lewis and Clark, Teton, Pondera, Glacier, Flathead, and Powell Counties, Montana AU - Melville Rhodes Mudge AU - Dudley D. Rice AU - Robert L. Earhart PY - 1976 DO - 10.3133/ofr7725 UR - https://pubs.usgs.gov/publication/ofr7725 ID - ofr7725 ER -