Merchants--Pennsylvania--Philadelphia--18th century 70 Merchants--Pennsylvania--Philadelphia--19th century 40 Merchants 19 International trade--18th century 13 Commerce--West Indies--18th century 7 History 7 Shipping--Pennsylvania--Philadelphia--18th century 7 more ... Accounts--18th century 6 Commerce--18th century 5 Trade--England--18th Century 5 Commerce--Philadelphia--18th century 4 Trade--West Indies--18th century 4 Ethnic groups 3 Fur trade--Philadelphia--18th century 3 International trade--19th century 3 Lithuanian Americans 3 Receipt books--18th century 3 Social Life and Customs--18th century 3 Societies, etc 3 Business 2 Business enterprises 2 Commerce 2 Commerce--Philadelphia--19th century 2 Description and travel 2 Diaries 2 Estate administration--19th century 2 Industries 2 Iron manufacturing--Pennsylvania--18th century 2 Merchants--18th century 2 Merchants--Pennsylvania--Philadelphia 2 Merchants--Pennsylvania--Philadelphia--History 2 Philadelphia (Pa.)–-Merchants-–18th century 2 Restaurateurs 2 Shipping--18th century 2 Ships--Equipment and supplies--18th century 2 Social conditions 2 Trade - 18th Century 2 West Indies--Commerce 2 Accounts--19th century 1 American loyalists 1 less ...