TY - RPRT TI - Preliminary structure contour map of the Cut Bank-West Kevin-Border districts, Glacier, Toole, and Pondera Counties, Montana AU - C. E. Erdmann AU - N.A. Davis PY - 1939 DO - 10.3133/ofr392 UR - https://pubs.usgs.gov/publication/ofr392 ID - ofr392 ER -