TY  - RPRT
TI  - Mine maps of the Cripple Creek district, Colorado
AU  - A. H. Koschmann
AU  - G. F. Loughlin
PY  - 1965
DO  - 10.3133/ofr6590
UR  - https://pubs.usgs.gov/publication/ofr6590
ID  - ofr6590
ER  -