• 1 Special Collections (Memorial Library)
• 1 Wisconsin Historical Society Library

• 2 Italian Americans
• 1 Employees
• 1 Hotels
• 1 Labor unions

• 1 Centro storico uomini rappresentativi del socialismo
• 1 Industrial Workers of the World
• 1 International Federation of Workers in the Hotel, Restaurant, Club and Catering Industry

• 2 English
• 1 French
• 1 German
• 1 Russian

• 2 United States

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