TY  - RPRT
TI  - A preliminary report on the geology and gold deposits of the Rochford District, Black Hills, South Dakota
AU  - Richard W. Bayley
PY  - 1972
DO  - 10.3133/b1332a
UR  - https://pubs.usgs.gov/publication/b1332A
ID  - b1332A
ER  -