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

• 4 Journals, Magazines, Newspapers

• 1 Air travel
• 1 Airlines
• 1 Airports
• 1 Freight
• 1 Transit, International

• 3 Center for Transportation Information (U.S.)
• 2 United States. Department of Transportation. Office of Airline Statistics
• 2 United States. Immigration and Naturalization Service
• 2 United States. Office of Airline Information
• 2 United States. Office of Aviation Information Management
• 1 Air Transport Association of America. Research Department
• 1 Transportation Systems Center. Statistical Information Reporting Branch
• 1 United States. Civil Aeronautics Board
• 1 United States. Civil Aeronautics Board. Office of Carrier Accounts and Statistics
• 1 United States. Department of Transportation. Research and Special Programs Administration
• 1 United States. Federal Aviation Administration
• 1 United States. Federal Aviation Administration. Office of Management Systems
• 1 United States. Federal Aviation Agency

• 4 English

• 4 United States

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