TY  - RPRT
TI  - Preliminary geologic map of part of the Butte North quadrangle, Silver Bow, Deer Lodge, and Jefferson Counties, Montana
AU  - Harry W. Smedes
PY  - 1968
DO  - 10.3133/ofr68254
UR  - https://pubs.usgs.gov/publication/ofr68254
ID  - ofr68254
ER  -