Genealogy 2 "The Holy Experiment." 1 Academy of Music (Philadelphia, Pa.) 1 African Americans--History--Negro Education--Late 19th Century 1 Armenia--History 1 Art and artists--20th century 1 Art and artists--Pennsylvania--Philadelphia 1 more ... Artists--Pennsylvania--Philadelphia--20th century 1 City planning 1 Civil rights movements 1 Clubs and Associations--20th Century 1 Clubs and Associations--Patriotic 1 Clubs and Associations--Pennsylvania--Philadelphia 1 Colonial Dames of America 1 Court of Admirality--18th Century 1 Discrimination in housing 1 Engraving plates 1 Family life--19th century 1 Family life--20th century 1 Family life--Pennsylvania--19th century 1 Family life--Pennsylvania--20th century 1 Family life--Pennsylvania--Philadelphia--19th century 1 Family life--Personal correspondence--19th century 1 Family life--Personal correspondence--20th century 1 Family life--Upper Class--19th century 1 Family life--Upper Class--Pennsylvania--Philadelphia--20th century 1 Forests and forestry 1 Genealogists--Research 1 Genealogy--Dundas family 1 Genealogy--Family trees 1 Genealogy--Lippincott family 1 Genealogy--Wurts Family 1 Historic house museums--Furniture, equipment, etc 1 Historic house museums--Interpretive programs 1 Housing development--United States 1 Indian Rights Association 1 League of Nations 1 Legal Documents--18th Century 1 Legal Documents--19th century 1 Lemon Hill Mansion 1 less ...