Lumber trade--Pennsylvania--19th century 7 Trade--Pennsylvania--19th century 3 Anti-Masonry 1 Coal Industry--Pennsylvania--19th century 1 Commerce--19th Century 1 Commerce--Philadelphia--19th century 1 Forges and Furnaces--Pennsylvania--19th century 1 more ... Grain trade--Pennsylvania--19th century 1 Iron industry and trade--Pennsylvania 1 Journalism--20th century 1 Land surveys--Pennsylvania--19th century 1 Lehigh Coal and Navigation Company 1 Pennsylvania--Economic conditions--19th century 1 Pennsylvania--Politics and government--19th century 1 Philadelphia (Pa.)--Commerce--History--19th century 1 Shipping--Pennsylvania--Philadelphia 1 Trade Regulations--19th century 1 Trade and professional associations--Philadelphia (Pa.)--19th century 1 Trade and professional associations--Philadelphia (Pa.)--20th century 1 Treaty of Ghent--Economic effects 1 United State--History--Whiskey Insurrection, 1794 1 less ...