TY  - RPRT
TI  - Census county subdivisons, 1980, Brownwood, Texas
AU  - Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey
PY  - 1985
DO  - 10.3133/ofr84180
UR  - https://pubs.usgs.gov/publication/ofr84180
ID  - ofr84180
ER  -