TY  - RPRT
TI  - Updated database and mine locations for metallic mineral districts and mines of the Black Hills, South Dakota and Wyoming
AU  - A.B. Wilson
AU  - Ed DeWitt
PY  - 1995
DO  - 10.3133/ofr9566a
UR  - https://pubs.usgs.gov/publication/ofr9566A
ID  - ofr9566A
ER  -