Philadelphia (Pa.)--Politics and government--20th century 3 Slavery 3 Theater--Pennsylvania--Philadelphia 3 Affirmative action programs--Government policy--United States--History--20th century 2 American Friends Service Committee 2 Centennial Exhibition (1876 : Philadelphia, Pa.) 2 Clubs and Associations--Philadelphia--20th century 2 more ... Community theater--Pennsylvania--Philadelphia 2 Family life--Pennsylvania--20th century 2 Family life--Personal correspondence--20th century 2 Historic buildings--Pennsylvania--Philadelphia 2 Insurance companies--United States 2 Museums--Pennsylvania--Philadelphia--20th century 2 Pennsylvania--Politics and government--20th century 2 Philadelphia (Pa.)--City government--20th century 2 Philadelphia (Pa.)--City planning 2 Philadelphia (Pa.)--Officials and employees 2 Spanish-American War, 1898--Campaigns--Cuba 2 Spanish-American War, 1898--Campaigns--Puerto Rico 2 Spouses--Correspondence--19th century 2 Theaters--United States--History--20th century 2 United States. Army of the Potomac 2 United States. Army. Corps of Engineers--History--19th century 2 Women's history--Pennsylvania--Philadelphia 2 World War II 2 AIDS (Disease) 1 Actors and actresses 1 Adoption--Pennsylvania--19th and 20th centuries 1 Advertising cards--United States 1 Advertising--19th century 1 Advertising--20th century 1 Advocacy organizations--Philadelphia--20th century 1 Aeronautics, Commercial--Law and legislation--United States 1 African American Presbyterians--Pennsylvania--Philadelphia 1 African Americans--Education--Pennsylvania--Philadelphia 1 African Americans--Georgia 1 African Americans--History--Child Welfare--19th and 20th centuries 1 African Americans--History--Negro Education--Late 19th Century 1 African Americans--Pennsylvania--Philadelphia--Theater 1 African Americans--Politics and government--20th century 1 less ...