Genealogy 5 Spouses--Correspondence--19th century 4 Centennial Exhibition (1876 : Philadelphia, Pa.) 3 Family life--Pennsylvania--20th century 3 Slavery 3 United States--History--Revolution, 1775-1783 3 Art and Artists--Pennsylvania--Philadelphia--19th Century 2 more ... Artists 2 Artists--Correspondence 2 Coal mines and mining--Pennsylvania 2 Gettysburg, Battle of, Gettysburg, Pa., 1863 2 History 2 Museums--Pennsylvania--Philadelphia--20th century 2 Musical Fund Society of Philadelphia 2 Pennsylvania--History--Colonial period, ca. 1600-1775 2 Philanthropy--Philadelphia--20th Century 2 Politics and government 2 Publishing--United States--Periodicals--Early 20th Century 2 Quakers 2 Quakers--Pennsylvania--18th century 2 Spouses--Correspondence-–20th century 2 Swiss Americans--New York (State)--New York--Charities 2 Swiss Americans--Societies, etc 2 United States. Army of the Potomac 2 United States. Army. Corps of Engineers--History--19th century 2 Women--Societies and clubs 2 "The Holy Experiment." 1 Abortion Legistation--1970s 1 Adelaide Neall 1 Advocacy organizations--Philadelphia--20th century 1 Affirmative action programs--Government policy--United States--History--20th century 1 African American women artists 1 African Americans 1 African Americans--Georgia 1 African Americans--History--Civil War 1 African Americans--History--Negro Education--Late 19th Century 1 African Americans--Pennsylvania--Philadelphia--Societies, etc 1 African Americans--Pennsylvania--Societies, etc 1 African Americans--Societies, etc 1 Antietam, Battle of, Md., 1862 1 less ...