Diplomatic Relations--Great Britain--19th century 2 Family life--Upper Class--19th century 2 United States Government--19th century 2 United States Senate--19th century 2 Balls (Parties)--19th century 1 Calhoun, John C., 1782-1850 1 California--Gold Rush--1849 1 more ... Coal trade 1 Compromise of 1850 1 Customs administration--United States 1 Education--Pennsylvania--History 1 Lumber trade--Pennsylvania--New Hope 1 Mexican War, 1846-1848 1 Newspapers--Pennsylvania--Philadelphia 1 Newspapers--Pennsylvania--Philadelphia--20th century 1 Pennsylvania--History--1775-1865 1 Philadelphia (Pa.)--Newspapers 1 Photographs--Street scenes 1 Poetry--19th century 1 Railroad--Construction 1 Republican Party (Pa. : 1792-1828) 1 Roads--Design and construction 1 Scott, Dred 1 Slavery 1 Treaties, etc.--United States--Algiers--1815 1 United States--Latin American relations 1 United States--Politics and government--19th century 1 United States--Territorial Expansion 1 Vice Presidents--United States 1 Wilmot proviso 1 less ...