• 30 Wisconsin Historical Society Archives
• 2 Memorial Library
• 2 Wisconsin Historical Society Library
• 1 Middleton Shelving Facility
• 1 Steenbock Library
• 1 WHS State Archives Preservation Facility

• 27 Mixed Materials
• 2 Books
• 2 Microforms
• 2 Videos, Slides, Films
• 1 Sound Recordings

• 31 Nuclear reactors
• 10 Roads
• 9 Bridges
• 7 Amplifiers (Electronics)
• 7 Railroads
• 6 Electronic circuits
• 4 Cloud chamber
• 3 Electric power supplies to apparatus
• 2 Alpha rays
• 2 Buildings
• 2 Dams
• 2 Employees
• 2 Ionization chambers
• 2 Motor vehicles
• 2 Northern Pacific Railroad Company
• 2 Pulse generators
• 2 Pulse techniques (Electronics)
• 2 Pumping machinery
• 2 Recreation
• 2 Road machinery
• 2 Signal generators
• 2 Transportation
• 2 Vacuum pumps
• 1 Aeronautics

• 31 U.S. Atomic Energy Commission
• 6 Sands, M
• 5 Wisconsin. State Highway Commission
• 4 Elmore, W. C
• 4 Titterton, E. W
• 2 Hering, D
• 2 National Renewable Energy Laboratory (U.S.)
• 2 University of Chicago. Metallurgical Instrument Shop
• 2 Wisconsin. Division of Highways
• 2 Wisconsin. Division of Transportation Districts
• 1 Blair, L. E
• 1 Dameron, Arrelaine
• 1 Davies, Hazel Lee, 1890-1980
• 1 Davies, John R
• 1 Downing, James
• 1 Driscoll, Porter
• 1 E.I. du Pont de Nemours & Company. Engineering Department
• 1 French Battery and Carbon Company
• 1 Garthwaite, Melvin
• 1 Glenz, Emma L
• 1 Halse, Christopher
• 1 Hammelev, Mary
• 1 Hastings, Robert, 1945-
• 1 Haynes, F. Jay (Frank Jay), 1853-1921
• 1 Higinbotham, W

• 67 English

• 23 Wisconsin
• 5 United States
• 3 Madison
• 2 Illinois
• 2 Minnesota
• 1 Barron County
• 1 Beloit
• 1 Bloomington
• 1 Bloomington (Wis.)
• 1 Dane County
• 1 Duluth
• 1 England
• 1 Germany
• 1 Great Britain
• 1 Green Bay
• 1 Greenbush (Madison, Wis.)
• 1 Japan
• 1 Kenosha
• 1 Madison (Wis.)
• 1 Minneapolis
• 1 Missouri
• 1 Montana
• 1 Montello
• 1 North Dakota
• 1 Rock County

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