• 828 Geology and Geophysics Library (Leith)
• 15 Map Library (Robinson)
• 8 Wisconsin's Water Library
• 1 Memorial Library
• 1 Steenbock Library
• 1 Wisconsin Historical Society Archives

• 23 Journals, Magazines, Newspapers
• 20 Microforms
• 5 Books

• 365 Aquifers
• 179 Water table
• 142 Geology
• 71 Water quality
• 67 Water-supply
• 65 Hydrogeology
• 43 Quality
• 33 Drainage
• 32 Hydrology
• 31 Soils
• 27 Pollution
• 18 Groundwater flow
• 17 Composition
• 13 Water
• 13 Water chemistry
• 10 Saltwater encroachment
• 10 Water levels
• 9 Irrigation
• 7 Wells
• 6 Environmental aspects
• 6 Geology, Stratigraphic
• 6 Land use
• 6 Sandstone
• 5 Equus Beds Ground-water Recharge Demonstration Project (U.S.)

• 66 Kentucky Geological Survey
• 65 Maryland Geological Survey
• 51 Southwest Florida Water Management District (Fla.)
• 35 Oswego County Planning Board
• 33 National Regional Aquifer Systems Analysis Program (U.S.)
• 32 Delaware Geological Survey
• 31 Boggess, Durward H
• 31 Delaware. State Highway Department
• 28 New York (State). Department of Environmental Conservation
• 28 St. Johns River Water Management District (Fla.)
• 26 Curtin, Stephen E
• 24 Adams, John K., 1820-1878
• 24 Maryland. Tidewater Administration
• 23 Imes, Jeffrey L., 1947-
• 23 Mack, Frederick K
• 22 Miller, Todd S
• 20 Andreasen, David C
• 20 Arizona Water Commission
• 19 Mack, Frederick K.
• 19 Miller, Todd S.
• 19 Schiner, George R., 1926-
• 19 South Florida Water Management District (Fla.)
• 19 United States. Environmental Protection Agency
• 17 Lambert, T. Wm. (T. William), 1929-1999

• 1,200 English

• 121 Florida
• 85 New York (State)
• 72 Kentucky
• 68 United States
• 60 Arizona
• 41 Mississippi
• 40 Kansas
• 37 Louisiana
• 35 Oswego County
• 34 Delaware
• 34 Floridan Aquifer
• 34 Texas
• 33 California
• 33 Maryland, Southern
• 33 New Mexico
• 32 Colorado
• 28 Utah
• 25 High Plains Aquifer
• 25 Maryland
• 23 Arkansas
• 23 Wyoming
• 22 Nevada
• 21 San Juan Basin (N.M. and Colo.)
• 20 Minnesota
• 20 Mississippi River Valley

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