TY  - RPRT
TI  - Geologic map of the Big Sheep Mountain NW Quadrangle, McCone and Prairie counties, Montana
AU  - Roger B. Colton
AU  - J. P. McGraw
AU  - S.L. Durst
PY  - 1994
DO  - 10.3133/ofr88622
UR  - https://pubs.usgs.gov/publication/ofr88622
ID  - ofr88622
ER  -