Merchants--Pennsylvania--Philadelphia--18th century 70 Shipping--Pennsylvania--Philadelphia--18th century 46 Merchants--Pennsylvania--Philadelphia--19th century 40 Social life and customs--Pennsylvania--Philadelphia (Pa.)--19th century 35 Shipping--Pennsylvania--Philadelphia--19th Century 29 International trade--18th century 23 Genealogy 18 more ... Estate administration--19th century 15 Art and Artists--Pennsylvania--Philadelphia--19th Century 14 Lawyers--Pennsylvania--Philadelphia--19th century 14 Art and artists--Pennsylvania--Philadelphia 12 Accounts--19th century 11 Publishers and Publishing--Pennsylvania--Philadelphia--19th century 10 Artists--Pennsylvania--Philadelphia--20th century 9 Friendly societies--Pennsylvania--Philadelphia--History 9 International trade--19th century 9 Irish Americans--Pennsylvania--Philadelphia--Societies, etc 9 Real estate--Pennsylvania--Philadelphia--19th century 9 African Americans--Pennsylvania--Philadelphia 8 Benevolent Societies--Pennsylvania--Philadelphia--20th Century Child Welfare 8 Churches--Pennsylvania--Philadelphia 8 Clubs and Associations--Philadelphia--20th century 8 Commerce--Philadelphia--19th century 8 Commerce--West Indies--18th century 8 Family life--Pennsylvania--Philadelphia 8 Family life--Upper Class--Pennsylvania--Philadelphia--20th century 8 Accounts--18th century 7 African Americans--Pennsylvania--Philadelphia--Societies, etc 7 Estate administration--18th century 7 Fire Fighters--Pennsylvania--Philadelphia--19th century 7 Insurance, Marine--Pennsylvania--Philadelphia 7 Real estate--Pennsylvania--Philadelphia 7 Receipt books--18th century 7 Women's history--Pennsylvania--Philadelphia 7 Advertising--Pennsylvania--Philadelphia--19th century 6 Booksellers and bookselling -- Pennsylvania -- Philadelphia 6 Built environment--Pennsylvania--Philadelphia--20th century 6 Family life--Pennsylvania--20th century 6 Family life--Personal correspondence--19th century 6 Historic Buildings--Pennsylvania--Philadelphia 6 less ...