TY  - RPRT
TI  - Geologic map of the Wallrock Quadrangle, Gallatin and Park counties, Montana
AU  - B. A. Skipp
PY  - 1974
DO  - 10.3133/ofr74110
UR  - https://pubs.usgs.gov/publication/ofr74110
ID  - ofr74110
ER  -