• 169 Wisconsin Historical Society Library
• 36 Wisconsin Historical Society Archives
• 33 Memorial Library
• 29 Map Library (Robinson)
• 25 WHS State Archives Preservation Facility
• 21 Geology and Geophysics Library (Leith)
• 19 Law Library
• 15 Steenbock Library
• 8 Middleton Shelving Facility
• 7 Temporary Relocation Library
• 7 Verona Shelving Facility
• 4 Art Library (Kohler)
• 4 Science Libraries Shelving Facility
• 4 Special Collections (Memorial Library)
• 3 College Library
• 2 Ebling Library
• 2 Wisconsin's Water Library
• 1 AOSS Library
• 1 Business Library
• 1 MERIT Library
• 1 UW Archives
• 1 Wendt Commons Library - Closed

• 383 Books
• 90 Maps, Atlases
• 62 Journals, Magazines, Newspapers
• 21 Microforms
• 3 Computer file
• 3 Manuscripts, Theses
• 2 Mixed Materials
• 2 Videos, Slides, Films
• 1 Sound Recordings

• 1 DVDs

• 62 History
• 26 Boundaries
• 20 Description and travel
• 20 Railroads
• 17 Harbors
• 13 Labor unions
• 13 Pollution
• 12 Politics and government
• 10 Roads
• 9 Dutch Americans
• 8 Geology
• 8 Geomagnetism
• 8 Interstate agreements
• 8 Management
• 8 Natural history
• 7 African Americans
• 7 Environmental aspects
• 7 Law and legislation
• 7 National parks and reserves
• 6 Bridges
• 6 Economic aspects
• 6 Employees
• 6 Housing
• 6 Water
• 5 Air

• 69 Geological Survey (U.S.)
• 10 United States. National Park Service
• 7 United States. Bureau of the Census
• 6 Port of New York Authority
• 6 United States. National Ocean Service
• 6 Whitehead, William A. (William Adee), 1810-1884
• 5 National Water-Quality Assessment Program (U.S.)
• 5 Sauthier, Claude Joseph
• 5 United States. Congress. House. Committee on the Judiciary
• 4 Cochrane, John, 1813-1898
• 4 Faden, William, 1749-1836
• 4 Florence and Keyport Company
• 4 Henderson, John R
• 4 New York (State)
• 4 New York-New Jersey Milk Marketing Area. Market Administrator
• 4 Parker, James, 1714-1770
• 4 Sullivan, John L. (John Langdon), 1777-1865
• 4 United States
• 4 United States. Congress. House. Committee on Interior and Insular Affairs
• 4 United States. Congress. House. Committee on Public Works and Transportation
• 4 United States. Environmental Protection Agency
• 3 Barber, John Warner, 1798-1885
• 3 Brodhead, John Romeyn, 1814-1873
• 3 Cohen, David Steven, 1943-
• 3 Darton, Nelson Horatio, 1865-1948

• 524 English
• 3 Dutch
• 3 German
• 2 French
• 1 Italian
• 1 Spanish
• 1 Ukrainian

• 93 New York
• 87 Pennsylvania
• 63 United States
• 35 Connecticut
• 31 New York (N.Y.)
• 16 Delaware
• 16 Long Island
• 14 New England
• 13 Hudson River (N.Y. and N.J.)
• 13 New York (État)
• 13 New York Metropolitan Area
• 12 Gateway National Recreation Area (N.J. and N.Y.)
• 12 Massachusetts
• 11 Bergen County
• 11 Virginia
• 10 Newark
• 9 Maryland
• 8 Middle Atlantic States
• 8 Rockland County
• 7 Hudson County
• 7 Puerto Rico
• 7 Québec (Province)
• 7 Rhode Island

Limit year range