• 21 Wisconsin's Water Library
• 11 Memorial Library
• 5 Steenbock Library
• 1 Middleton Shelving Facility
• 1 Verona Shelving Facility
• 1 Wisconsin Historical Society Library

• 206 Books
• 141 Journals, Magazines, Newspapers
• 52 Microforms
• 7 Maps, Atlases
• 1 Computer file

• 147 Water quality
• 136 Stream measurements
• 85 Water-supply
• 83 Water resources development
• 64 Groundwater
• 31 Hydrology
• 19 Floods
• 17 Research
• 14 Water
• 9 Geology
• 8 Aquifers
• 8 Geological Survey (U.S.). Water Resources Division
• 8 Mathematical models
• 6 Flood forecasting
• 6 Pollution
• 5 Analysis
• 5 Artificial groundwater recharge
• 4 Rivers
• 4 Technical writing
• 4 Water chemistry
• 4 Water consumption
• 4 Water quality management
• 4 Water table
• 3 Data processing
• 3 Design and construction

• 34 Geological Survey (U.S.)
• 10 Southwest Florida Water Management District (Fla.)
• 7 Florida. Department of Environmental Regulation
• 7 United States
• 6 California. Department of Water Resources
• 6 Indiana. Department of Natural Resources
• 6 Wisconsin Geological and Natural History Survey
• 5 Devaul, Robert Washburn, 1918-
• 5 Michigan. Geological Survey Division
• 5 Pennsylvania. Bureau of Topographic and Geologic Survey
• 5 United States. Army. Corps of Engineers
• 4 Irwin, G. A
• 4 United States. Department of Energy
• 3 Foxhoven, L. A
• 3 Georgia Geologic Survey
• 3 Illinois. Division of Water Resources
• 3 McPherson, Benjamin F
• 3 Missouri. Division of Geology and Land Survey
• 3 Murphy, W. R., Jr., (Walter R.), 1925-
• 3 Nebraska. Department of Water Resources
• 3 New Jersey. Division of Water Resources
• 3 Oregon. Water Resources Department
• 3 Pascale, Charles A
• 3 Pennsylvania. Department of Environmental Resources

• 353 English
• 1 Spanish

• 43 Florida
• 18 United States
• 15 Kansas
• 14 Wisconsin
• 14 Wyoming
• 11 California
• 11 Indiana
• 10 Alaska
• 10 Colorado
• 10 Pennsylvania
• 9 New Mexico
• 8 Michigan
• 7 Illinois
• 7 Missouri
• 6 Hawaii
• 6 Iowa
• 6 New York (State)
• 6 Ohio
• 5 Idaho
• 5 Nebraska
• 5 New Jersey
• 4 Georgia
• 4 Maryland
• 4 Minnesota
• 4 Montana

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