Water Resources Investigations in Illinois, 1972 Geological Survey (U.S.). Water Resources Division Published: 1973 Total Pages: 8 Get eBook
Publications of the Geological Survey Geological Survey (U.S.) Published: 1948 Total Pages: 776 Get eBook
Water-resources Activities of the U.S. Geological Survey in Illinois Geological Survey (U.S.) Published: 1988 Total Pages: 508 Get eBook
New Publications of the Geological Survey Geological Survey (U.S.). Published: 1979 Total Pages: 36 Get eBook
Monthly Catalog of United States Government Publications, Cumulative Index United States. Superintendent of Documents Published: 1976 Total Pages: 1466 Get eBook
