• 2 Memorial Library
• 2 WHS State Archives Preservation Facility

• 31 Journals, Magazines, Newspapers
• 11 Books

• 14 Labor unions
• 8 Puerto Ricans
• 5 Clothing workers
• 5 Employees
• 5 Social conditions
• 4 African Americans
• 4 History
• 3 Community development
• 3 Health facilities
• 3 Hispanic Americans
• 3 Hospitals
• 2 Clothing trade
• 2 Hotels
• 2 Housing
• 2 Political activity
• 2 Poverty
• 2 Service industries workers
• 1 African American churches
• 1 Archives
• 1 Colón, Jesús, 1901-1974
• 1 Communists
• 1 Economic conditions
• 1 Economic development projects
• 1 Education
• 1 Ethnic relations

• 2 Fifth Avenue Committee (Brooklyn, N.Y.)
• 2 Hunter College. Centro de Estudios Puertorriqueños
• 2 International Ladies' Garment Workers' Union. Local 155 (New York, N.Y.)
• 2 New York Hotel and Motel Trades Council
• 1 1199, National Health and Human Service Employees Union
• 1 AFSCME. Local 420 (New York, N.Y.)
• 1 Andreu Iglesias, César, 1915-1976
• 1 Arthur A. Schomburg I.S. 201 Educational Complex
• 1 Children's Wear and Allied Workers' Union
• 1 Colón López, Joaquín
• 1 Comité--Movimiento de Izquierda Nacional Puertorriqueño
• 1 Displacement Free Zone (Project)
• 1 East Harlem Interfaith
• 1 Evelina López Antonetty Puerto Rican Research Collection (New York, N.Y.)
• 1 Flores, Juan, 1943-2014
• 1 Furriers Joint Council of New York
• 1 Health Revolutionary Unity Movement (New York, N.Y.). Lincoln Hospital Chapter
• 1 Hotel & Restaurant Employees and Bartenders International Union. Local 6 (New York, N.Y.)
• 1 Interference Archive
• 1 International Ladies' Garment Workers' Union. Local 23-25 (New York, N.Y.)
• 1 International Ladies' Garment Workers' Union. Local 91, New York
• 1 Intimate Apparel Workers' Union. Local 62-32 (New York)
• 1 Labor Community Alliance for Change
• 1 Lauzardo Ugarte, Aurora
• 1 Local 1199 Drug, Hospital, and Health Care Employees Union (New York, N.Y.)

• 34 English
• 1 Greek, Modern (1453-)
• 1 Hebrew

• 41 New York (State)
• 8 New York (N.Y.)
• 2 Puerto Rico
• 2 United States
• 1 Bronx (New York, N.Y.)
• 1 Brooklyn (New York, N.Y.)
• 1 East Harlem (New York, N.Y.)
• 1 Harlem (New York, N.Y.)
• 1 Kings County (N.Y.)
• 1 New York County (N.Y.)

• 28 Periodicals
• 2 Biography
• 2 Newspapers
• 1 Bibliography
• 1 Biographies
• 1 Catalogs

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