TY  - RPRT
TI  - Index of surface-water records to September 30, 1970; Part 3, Ohio River basin
AU  - Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey
PY  - 1971
DO  - 10.3133/cir653
UR  - https://pubs.usgs.gov/publication/cir653
ID  - cir653
ER  -