• 3 Wisconsin Historical Society Library

• 3 Journals, Magazines, Newspapers
• 2 Microforms

• 2 Labor unions
• 1 Protest movements
• 1 Radicalism
• 1 Socialism
• 1 Underground press publications
• 1 Vietnam War, 1961-1975

• 1 Dudock, Frank
• 1 Socialist Labor Party of Worcester (Mass.)

• 3 English

• 3 Worcester (Mass.)
• 1 Worcester County (Mass.)

• 1 Periodicals
• 1 Protest literature

Limit year range