Commerce--Philadelphia--19th century Shipping--Pennsylvania--Philadelphia--19th Century 5 Commerce--Philadelphia--18th century 4 Estate administration--19th century 3 International trade--19th century 2 Marketplaces--Philadelphia--19th century 2 Mercantile firms--Philadelphia 2 more ... Merchants--Pennsylvania--Philadelphia--19th century 2 Philadelphia (Pa.)--Commerce--History--19th century 2 Philadelphia--History 2 Architecture--Philadelphia--19th century 1 Business History--19th Century--Philadelphia 1 Canals--Chesapeake and Delaware 1 Commerce--19th Century 1 Commerce--Early 18th Century 1 Commerce--Puerto Rico--19th century 1 Commerce--Trappe, Montgomery County (Pa.)--19th century 1 Commerce--West Indies--18th century 1 Consumerism-19th Century 1 Consumerism-19th Century-Philadelphia 1 Contracts--Maritime--19th century 1 Cope Brothers 1 Cope family--Business correspondence 1 Cope family--Personal correspondence 1 Dry goods--Philadelphia--19th century 1 Economic relations--19th century 1 Estate administration--18th-19th Centuries 1 Family life--18th century 1 Family life--19th century 1 Family life--Upper Class--19th century 1 Germantown (Philadelphia, Pa.) 1 Germantown (Philadelphia, Pa.)--History 1 Graeme Park, Pa 1 Historians--19th century 1 Historians--Pennsylvania 1 Historical Society of Pennsylvania 1 Historical Society of Pennsylvania--Founding members 1 Historical Society of Pennsylvania--Researchers 1 History of Philadelphia 1 History--Publishing 1 less ...