TY - RPRT TI - Geologic map of the Watkins SE Quadrangle, McCone and Prairie counties, Montana AU - R. B. Colton AU - J. P. McGraw AU - S.L. Durst PY - 1994 DO - 10.3133/ofr88624 UR - https://pubs.usgs.gov/publication/ofr88624 ID - ofr88624 ER -