TY  - RPRT
TI  - Iron Hill area, Carbonate mining district, Lawrence County, South Dakota
AU  - J.P. Gries
AU  - Thomas Kiesling
PY  - 1969
DO  - 10.3133/ofr69109
UR  - https://pubs.usgs.gov/publication/ofr69109
ID  - ofr69109
ER  -