TY  - RPRT
TI  - Geologic map of the Black Hawk mining district, Grant County, New Mexico
AU  - Elliot Gillerman
AU  - D. H. Whitebread
PY  - 1954
DO  - 10.3133/ofr54100
UR  - https://pubs.usgs.gov/publication/ofr54100
ID  - ofr54100
ER  -