Iron Manufacturing--19th century 4 Autographs--19th century 1 Business Transactions--Philadelphia--19th century 1 Cast-Iron pipe 1 Foundries--New Jersey 1 Industry, Trade, and Tariffs--19th century 1 Iron industry and trade--Pennsylvania 1 more ... Iron industry and trade--United States--History 1 Land speculation--Pennsylvania--Federal period 1 Merchants--Pennsylvania--Philadelphia--19th century 1 Wages--Foundrymen 1 West Indies--Commerce 1 less ...