Family life--Pennsylvania--20th century 2 Pennsylvania--Politics and government 2 World War, 1914-1918 2 Accounts--18th century 1 Accounts--19th century 1 African American Presbyterians--Pennsylvania--Philadelphia 1 African American abolitionists 1 more ... African American baseball players--History 1 African American churches 1 African American civic leaders--Pennsylvania--Philadelphia 1 African American educators 1 African American families -- Pennsylvania -- Philadelphia 1 African Americans--History--Societies--19th century 1 African Americans--Pennsylvania--Philadelphia--Societies, etc 1 African Americans--Social Life and Customs--19th century 1 Agriculture--Early 19th century 1 American Red Cross--History--20th Century 1 Architecture--19th century 1 Art Historians--United States--20th century 1 Art, American--18th century 1 Asian Americans--Politics and government--20th century 1 Asian Americans--Societies, etc 1 Balch Institute for Ethnic Studies 1 Banks and banking--Pennsylvania 1 Banks and banking--Pennsylvania--Philadelphia 1 Banks and banking--Pennsylvania--Philadelphia--History 1 Banks and banking--Pennsylvania--Philadelphia--History--18th century 1 Banks and banking--Pennsylvania--Philadelphia--History--19th century 1 Baseball--History--19th century 1 Botany--Eighteenth Century 1 Botany--Nomenclature 1 Botany--Surveying 1 Business--History--Pennsylvania--Philadelphia--18th century 1 Business--History--Pennsylvania--Philadelphia--19th century 1 Canals and railroads--19th century 1 Centennial Exhibition (1876 : Philadelphia, Pa.) 1 Charities--Pennsylvania--Philadelphia 1 Civil rights--United States 1 Civil service reform--United States 1 College trustees--United States 1 less ...