• 97 Wisconsin Historical Society Library
• 55 Wisconsin Historical Society Archives
• 25 WHS State Archives Preservation Facility
• 2 ILL Library
• 2 Special Collections (Memorial Library)
• 1 Verona Shelving Facility

• 28 Microforms

• 28 Germans
• 26 German Americans
• 24 African Americans
• 13 Labor unions
• 6 African American newspapers
• 6 Labor
• 5 American newspapers
• 5 Antislavery movements
• 5 History
• 5 Homosexuality
• 5 Italian Americans
• 5 Lesbians
• 5 Underground press publications
• 4 Gay activists
• 4 Gay community
• 4 Gay liberation movement
• 4 Gay people
• 4 Italians
• 4 Labor movement
• 4 Polish Americans
• 3 Gay bars
• 3 Gay business enterprises
• 3 Polish people
• 3 Presbyterian Church
• 3 Presbyterians

• 6 Fenno, John, 1751-1798
• 4 Schneider, Jacob, active 1796-1800
• 2 American Anti-Slavery Society
• 2 Atkinson, Samuel Coate
• 2 Erie Industrial Union Council
• 2 Gerrisch, Georg
• 2 Hütter, Christian Jacob, 1771-1849
• 2 Hütter, Georg Christian, 1793-1879
• 2 Lehigh Valley Black Interest Coalition (Pa.)
• 2 Pennsylvania Anti-Slavery Society
• 2 Pennsylvania Anti-Slavery Society. Eastern District. Executive Committee
• 2 Segal, Mark, 1951-
• 2 United States. Army Reserve Command, 79th
• 1 Adam Matthew Digital (Firm)
• 1 African Methodist Episcopal Church (Philadelphia, Pa.)
• 1 Albrecht, Anton, 1781-
• 1 Albrecht, Johann, 1745-1806
• 1 Allegheny County Industrial Union
• 1 Allegheny County Socialist Party
• 1 Allied Jewish Appeal of Philadelphia
• 1 Amalgamated Association of Iron, Steel, and Tin Workers of North America
• 1 American Federation of Labor
• 1 American Sunday-School Union
• 1 Bache, Benjamin Franklin, 1769-1798
• 1 Bradford Trades Assembly (Pa.)

• 252 English
• 36 German
• 9 Italian
• 4 Polish
• 2 Russian
• 2 Ukrainian
• 1 Chinese
• 1 Croatian
• 1 French
• 1 Lithuanian
• 1 Swedish
• 1 Yiddish

• 93 Philadelphia
• 93 Philadelphia (Pa.)
• 51 Philadelphia County (Pa.)
• 43 Philadelphia County
• 26 United States
• 24 Pittsburgh (Pa.)
• 20 Pittsburgh
• 15 Reading (Pa.)
• 12 Allegheny County (Pa.)
• 10 Pennsylvanie
• 10 Reading
• 9 New York (State)
• 8 Harrisburg (Pa.)
• 8 New York
• 8 New York (N.Y.)
• 7 Allegheny County
• 7 Harrisburg
• 7 Lancaster (Pa.)
• 6 Bloomsburg
• 6 Bloomsburg (Pa.)
• 5 Ebensburg
• 5 Ebensburg (Pa.)
• 5 Lancaster
• 5 New Jersey

Limit year range