• 103 Memorial Library
• 14 Wisconsin's Water Library
• 11 Verona Shelving Facility
• 4 Map Library (Robinson)
• 3 Wisconsin Historical Society Library
• 2 Steenbock Library

• 639 Books
• 237 Maps, Atlases
• 24 Microforms
• 15 Journals, Magazines, Newspapers
• 8 Manuscripts, Theses
• 1 Computer file
• 1 Videos, Slides, Films

• 283 Geology
• 106 Mines and mineral resources
• 105 Water quality
• 80 Water-supply
• 70 Groundwater
• 37 Paleontology
• 34 Water
• 33 Geology, Stratigraphic
• 30 Environmental aspects
• 21 Hydrology
• 20 Geochemical prospecting
• 18 Sediments (Geology)
• 17 Geomagnetism
• 17 Hydrogeology
• 17 Water resources development
• 15 Stream measurements
• 14 River sediments
• 13 Geothermal resources
• 12 Analysis
• 12 Mathematical models
• 12 Streamflow
• 11 Earthquakes
• 11 Floods
• 11 Volcanic ash, tuff, etc
• 10 Groundwater flow

• 645 Geological Survey (U.S.)
• 32 Oregon. Department of Geology and Mineral Industries
• 27 Evans, James George, 1938-
• 25 Walker, George Walton, 1921-
• 24 Oregon. Water Resources Department
• 20 Snavely, P. D. (Parke Detweiler), 1919-2003
• 20 United States. Bureau of Land Management
• 16 Sherrod, David R
• 15 University of Oregon
• 15 Vander Meulen, Dean B
• 13 Baldwin, Ewart Merlin, 1915-
• 13 Oregon. State Engineer
• 12 United States. Bureau of Mines
• 11 Keith, Terry E. C
• 11 MacLeod, Norman S
• 11 Minor, Scott A
• 11 Oregon
• 11 Rytuba, James J
• 11 Washington County (Or.). Unified Sewerage Agency
• 10 Bargar, Keith E
• 10 Risley, John C
• 10 Rounds, Stewart
• 9 Anderson, Chauncey W
• 9 Diller, J. S. (Joseph Silas), 1850-1928
• 9 Erickson, M. S

• 900 English

• 67 Washington (State)
• 50 United States
• 49 California
• 45 Columbia River Watershed
• 44 Malheur County
• 30 Harney County
• 27 Idaho
• 27 Pacific Coast
• 23 U.S
• 21 Willamette River Watershed
• 17 Curry County
• 17 Northwest, Pacific
• 16 Lake County
• 15 Baker County
• 15 Grant County
• 15 Nevada
• 14 Cascade Range
• 14 Deschutes County
• 14 Pacific Coast (U.S.)
• 14 Willamette River
• 13 Jackson County
• 13 Klamath County
• 12 Coos County
• 12 Crook County

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