Genealogy 3 Spouses--Correspondence--19th century 3 Family life--Pennsylvania--19th century 2 Family life--Pennsylvania--20th century 2 Spouses--Correspondence-–20th century 2 Canals and railroads--19th century 1 Centennial Exhibition (1876 : Philadelphia, Pa.) 1 more ... Children's diaries, American 1 Delaware & Schuylkill Canal 1 Engineering--Pennsylvania--Philadelphia 1 Family life--Pennsylvania--18th century 1 Family life--Pennsylvania--Philadelphia 1 Family life--Pennsylvania--Philadelphia--19th century 1 Family life--Personal correspondence--19th century 1 Family life--Personal correspondence--20th century 1 Family life--Upper Class--19th century 1 Family life--Upper Class--Pennsylvania--Philadelphia--20th century 1 Glen Foerd (Philadelphia, Pa.) 1 Korean War, 1950-1953 1 Peabody Trust 1 Pennsylvania Railroad--19th century 1 Quakers--Pennsylvania--18th century 1 Railroads--Pennsylvania--19th century 1 Real estate--Pennsylvania--Philadelphia--19th century 1 School Books--19th century 1 Separation and divorce--19th century 1 Slaves--Jamaica--Social conditions--18th century 1 Smallpox--Pennsylvania--Philadelphia 1 Social Life and Customs--Upper Class--20th century 1 Social life and customs--Upper class--19th century 1 Spouses--Correspondence--18th century 1 United States--History--Revolution, 1775-1783 1 Upper class--Pennsylvania--Philadelphia 1 World War, 1939-1945 1 less ...