TY  - RPRT
TI  - Geologic map of the Margerum bauxite district, Colbert County, Alabama
AU  - H. R. Bergquist
PY  - 1943
DO  - 10.3133/ofr4333
UR  - https://pubs.usgs.gov/publication/ofr4333
ID  - ofr4333
ER  -