• 3 WHS State Archives Preservation Facility
• 1 ILL Library
• 1 Wisconsin Historical Society Archives

• 5 Microforms

• 26 Labor unions
• 7 Postal service
• 6 Food industry and trade
• 6 Railroads
• 4 Theaters
• 4 United Food and Commercial Workers International Union
• 3 Building trades
• 3 Printing industry
• 2 Canadian Union of Postal Workers
• 2 Construction industry
• 2 Fire fighters
• 2 Food service
• 2 International Alliance of Theatrical Stage Employees and Moving Picture Machine Operators of the United States and Canada
• 2 International Union of Mine, Mill, and Smelter Workers
• 2 International Union, Security, Police, and Fire Professionals of America
• 2 Mineral industries
• 2 Miners
• 2 Police
• 2 Private security services
• 2 Television broadcasting
• 2 Women construction workers
• 2 Working class
• 1 AFL-CIO. Building and Construction Trades Department
• 1 American Federation of Labor

• 5 Canadian Union of Postal Workers
• 4 United Food and Commercial Workers International Union
• 3 Rail Canada Traffic Controllers
• 2 Canadian Association of Women in Construction
• 2 Food and Service Workers of Canada
• 2 International Alliance of Theatrical Stage Employees and Moving Picture Machine Operators of the United States and Canada
• 2 International Typographical Union
• 2 International Union of Mine, Mill, and Smelter Workers
• 2 International Union, Security, Police, and Fire Professionals of America
• 1 AFL-CIO. Building and Construction Trades Department
• 1 Alliance of Canadian Cinema, Television and Radio Artists
• 1 Association of Canadian Television and Radio Artists
• 1 Canada. Parliament. House of Commons. Sub-Committee on the Canadian National Railways' Pension System
• 1 Canadian Telephone Employees' Association
• 1 International Alliance of Theatrical Stage Employees and Moving Picture Machine Operators of the United States and Canada. General Executive Board
• 1 International Alliance of Theatrical Stage Employees and Moving Picture Machine Operators of the United States and Canada. General Secretary-Treasurer
• 1 International Harvester Company of Canada
• 1 International Non-operating Railway Unions in Canada
• 1 Labour Cooperative Educational and Publishing Society
• 1 Letter Carriers' Union of Canada
• 1 Mailers' Trade District Union
• 1 National Association of Broadcast Employees and Technicians
• 1 United Transportation Union

• 36 English
• 9 French
• 2 Spanish

• 16 United States
• 2 West (U.S.)

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