• 5 Wisconsin Historical Society Archives
• 1 Memorial Library

• 14 Labor unions
• 5 Working class
• 4 Registers of births, etc
• 3 Employees
• 3 Indians of North America
• 2 African Americans
• 2 Building trades
• 2 Genealogy
• 2 History
• 2 Politics and government
• 2 Underground press publications
• 1 Abortion
• 1 Agricultural laborers
• 1 Agriculture, Cooperative
• 1 Arab Americans
• 1 Automobile industry workers
• 1 Cement industry workers
• 1 Chaldean Catholics
• 1 Church of Jesus Christ (Strangites)
• 1 Clerks (Retail trade)
• 1 Conservatism
• 1 Construction workers
• 1 Description and travel
• 1 Detroit Indian Center (Detroit, Mich.)
• 1 Dickinson County Genealogical Society

• 2 Metropolitan Detroit AFL-CIO
• 1 AFL-CIO. Saginaw Labor Council
• 1 Detroit Building Trades Council
• 1 Detroit Federation of Labor
• 1 Detroit Federation of Teachers
• 1 Detroit Indian Center (Detroit, Mich.)
• 1 Dickinson County Genealogical Society
• 1 Exxon Mobil Corporation
• 1 Grand Valley American Indian Lodge
• 1 Holland Genealogical Society
• 1 Hotel Employees & Restaurant Employees International Union
• 1 Hotel, Motel, Restaurant Employees, Cooks and Bartenders Union, Local 24
• 1 Humanity Benefactor Foundation
• 1 International Brotherhood of Boilermakers, Iron Shipbuilders, Blacksmiths, Forgers, and Helpers. Local D408 (Dundee, Mich.)
• 1 International Union of Operating Engineers. Stationary Engineers. Local 522
• 1 International Union of Operating Engineers. Stationary Engineers. Local 547
• 1 International Union, United Automobile Workers of America (CIO). Local 659
• 1 Kalamazoo Valley Genealogical Society
• 1 Kent County Labor Council (Mich.)
• 1 Lansing Building Trades Council
• 1 Lutheran Church in America. Wisconsin-Upper Michigan Synod
• 1 Michigan Building and Construction Trades Council
• 1 Michigan Federation of Labor
• 1 Michigan Reformatory
• 1 Michigan State AFL-CIO

• 50 English
• 1 Italian
• 1 Polish
• 1 Romanian
• 1 Spanish

• 11 Detroit
• 6 Detroit (Mich.)
• 4 United States
• 4 Wayne County (Mich.)
• 3 Detroit Metropolitan Area
• 3 Grand Rapids
• 3 Wayne County
• 3 Wisconsin
• 2 Ann Arbor
• 2 Lansing
• 1 Albion (Calhoun County)
• 1 Albion (Calhoun County, Mich.)
• 1 Ann Arbor (Mich.)
• 1 Battle Creek
• 1 Battle Creek (Mich.)
• 1 Beaver Island
• 1 Beaver Island (Mich.)
• 1 Canada
• 1 Charlevoix County (Mich.)
• 1 Chicago
• 1 Chicago (Ill.)
• 1 Chippewa County (Mich.)
• 1 Cleveland
• 1 Cleveland (Ohio)

Limit year range