Family life--Pennsylvania--20th century 5 Family life--Personal correspondence--20th century 4 Family life--Pennsylvania--19th century 3 Spouses--Correspondence-–20th century 3 Family life--Pennsylvania--Philadelphia 2 Genealogy 2 World War, 1939-1945--Correspondence 2 more ... Anglo-American relations 1 Brothers and sisters--Correspondence 1 Children--Correspondence 1 Coronations--Great Britain--History--20th century 1 Divorce--20th century 1 Family life--Upper Class--Pennsylvania--Philadelphia--20th century 1 Franco-American relations 1 Genealogy & local history 1 Gettysburg, Battle of, Gettysburg, Pa., 1863 1 International trade--19th century 1 Lawyers as authors 1 Manners and customs--Pennsylvania--20th century 1 Mexican War, 1846-1848--Campaigns--Maps 1 Pennsylvania--Genealogy 1 Personal Correspondence 1 Photograph albums 1 Public sculpture, American--20th century 1 Relief (Sculpture), American--20th century 1 Sailing--Atlantic Coast (U.S.) 1 Slavery--America--Historiography 1 Slavery--Great Britain--History 1 Slavery--Law and legislation--Great Britain--Colonies 1 Slavery--Law and legislation--United States--History 1 Slavery--United States--History 1 Spouses--Correspondence 1 Spouses--Correspondence--19th century 1 Tariffs--Law and legislation 1 Teachers--Pennsylvania--Philadelphia--20th century 1 Teaching--Aids and devices 1 Topographical surveying--United States 1 Trials (Obscenity)--Pennsylvania--Philadelphia 1 United States. Army of the Potomac 1 United States. Army. Corps of Engineers--History--19th century 1 less ...