• 4 Wisconsin Historical Society Library

• 5 Journals, Magazines, Newspapers

• 3 Hispanic Americans
• 1 Labor
• 1 Political activity
• 1 Politics and government
• 1 Puerto Ricans
• 1 Social conditions
• 1 Socialism
• 1 Workers World Party

• 1 Comité--Movimiento de Izquierda Nacional Puertorriqueño
• 1 National Reform Association (U.S. : 1844- )
• 1 Progressive Labor Movement (Brooklyn, New York, N.Y.)
• 1 Progressive Labor Party
• 1 Socialist Labor Party
• 1 Workers World Party

• 4 English
• 3 Spanish

• 5 New York (N.Y.)
• 3 United States
• 2 New York
• 2 New York (State)
• 1 Palo Alto (Calif.)
• 1 Puerto Rico
• 1 Santa Clara County (Calif.)

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