• 23 Law Library
• 20 Wisconsin Historical Society Library
• 2 WHS State Archives Preservation Facility

• 6 Microforms

• 28 Customs administration
• 14 U.S. Customs Service
• 7 Law and legislation
• 4 Tariff
• 3 Foreign trade regulation
• 2 Commercial policy
• 2 Foreign mail
• 2 International trade
• 2 Postal service
• 1 Airports
• 1 Antidumping duties
• 1 Automobiles, Foreign
• 1 Commerce
• 1 Drug control
• 1 Dumping (International trade)
• 1 Emigration and immigration
• 1 Finance, Public
• 1 Forms
• 1 Free ports and zones
• 1 Government travel
• 1 Import quotas
• 1 Officials and employees
• 1 Periodicals
• 1 Private flying
• 1 Tariff on automobiles

• 2 U.S. Customs Service. Office of Public Affairs
• 2 United States. Bureau of Customs
• 2 United States. Bureau of Customs and Border Protection
• 2 United States. Department of the Treasury
• 1 U.S. Customs Service. Information Services Division
• 1 U.S. Customs Service. Information Services Division. Public Services Branch
• 1 U.S. Customs Service. Office of Regulations & Rulings
• 1 U.S. Customs Service. Public Services Staff
• 1 U.S. Customs Service. Public Services and Information Materials Division
• 1 United States. Court of Appeals (Federal Circuit)
• 1 United States. Court of Customs and Patent Appeals
• 1 United States. Court of International Trade
• 1 United States. Customs Court

• 34 English
• 1 Spanish

• 33 United States

• 20 Periodicals
• 4 Cases
• 2 Directories
• 2 Periodical
• 2 periodicals
• 1 Catalogs
• 1 Periodocals
• 1 Statistics
• 1 Telephone directories

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