• 2,283 Geology and Geophysics Library (Leith)
• 2,182 Map Library (Robinson)
• 142 Memorial Library
• 29 Wisconsin Historical Society Library
• 17 Steenbock Library
• 15 Wisconsin's Water Library
• 10 Wisconsin Historical Society Archives
• 6 Verona Shelving Facility
• 1 Middleton Shelving Facility

• 3,313 Maps, Atlases
• 3,111 Books
• 308 Microforms
• 51 Journals, Magazines, Newspapers
• 6 Computer file
• 4 Photos, Drawings, Prints
• 3 Remote Sensing Images
• 1 Manuscripts, Theses
• 1 Videos, Slides, Films

• 866 Geology
• 476 Groundwater
• 313 Water-supply
• 301 Water quality
• 243 Earthquakes
• 212 Geology, Stratigraphic
• 173 Environmental aspects
• 159 Mines and mineral resources
• 143 Faults (Geology)
• 124 Quality
• 112 Water
• 108 Seismology
• 107 Pollution
• 104 Groundwater flow
• 91 Geomagnetism
• 91 Water resources development
• 82 Geochemical prospecting
• 79 Stream measurements
• 78 Measurement
• 77 Landslides
• 70 Analysis
• 70 Hydrogeology
• 65 Wildfires
• 64 Paleontology
• 63 Geochemistry

• 665 United States. Forest Service
• 346 California. Department of Water Resources
• 125 California. State Water Resources Control Board
• 81 United States. Bureau of Land Management
• 75 California. Division of Mines and Geology
• 73 Belitz, Kenneth
• 60 United States. Department of Housing and Urban Development
• 56 Dibblee, T. W. (Thomas Wilson), 1911-2004
• 53 Clark, Perry S
• 52 United States. Bureau of Reclamation
• 51 United States. Defense Mapping Agency. Hydrographic/Topographic Center
• 47 U.S. Fish and Wildlife Service
• 46 United States
• 41 National Water-Quality Assessment Program (U.S.)
• 41 Yerkes, R. F., 1923-
• 39 Brabb, Earl E., 1929-
• 39 Ground Water Ambient Monitoring and Assessment Program (Calif.)
• 36 United States. Bureau of Land Management. California State Office
• 35 McGlashan, H. D. (Harry Deyoe), 1879-
• 35 United States. Army. Corps of Engineers
• 33 United States. National Park Service
• 31 National Operations Center (U.S.)
• 29 Jachens, Robert C
• 29 San Joaquin Valley Drainage Program

• 6,439 English
• 6 Spanish
• 1 French

• 329 Nevada
• 209 San Francisco Bay Area
• 193 San Bernardino County
• 134 Pacific Coast
• 132 United States
• 127 San Francisco Bay
• 121 Oregon
• 100 San Joaquin Valley
• 96 Inyo County
• 90 Los Angeles County
• 89 Lassen National Forest (Calif.)
• 85 San Diego County
• 83 Riverside County
• 79 Los Padres National Forest (Calif.)
• 77 Arizona
• 75 Modoc National Forest (Calif.)
• 75 Plumas National Forest (Calif.)
• 73 Shasta National Forest (Calif.)
• 70 Trinity National Forest (Calif.)
• 62 Inyo National Forest (Calif. and Nev.)
• 61 U.S
• 60 Klamath National Forest (Calif. and Or.)
• 54 Kern County
• 54 Santa Barbara County

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