• 3 Wisconsin Historical Society Library

• 3 Journals, Magazines, Newspapers

• 1 Communism
• 1 Labor movement

• 1 Communist Party of the United States of America
• 1 Dubuque Federation of Labor
• 1 Knights of Labor
• 1 Workers (Communist) Party of America

• 3 English

• 1 Chicago (Ill.)
• 1 Dubuque
• 1 Dubuque (Iowa)
• 1 Iowa
• 1 New York (N.Y.)
• 1 United States

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