TY  - RPRT
TI  - Geologic, radiometric, and mineralogic maps and underground workings of the Schwartzwalder uranium mine and area, Jefferson County, Colorado
AU  - Edward J. Young
PY  - 1977
DO  - 10.3133/ofr77725
UR  - https://pubs.usgs.gov/publication/ofr77725
ID  - ofr77725
ER  -