TY  - RPRT
TI  - Geology and ore deposits of the Philipsburg quadrangle, Montana
AU  - William Harvey Emmons
AU  - Frank Cathcart Calkins
PY  - 1913
DO  - 10.3133/pp78
UR  - https://pubs.usgs.gov/publication/pp78
ID  - pp78
ER  -