Copper mines and mining--Pennsylvania 1 Deaf and dumb institutions (Philadelphia, Pa.) 1 Eastern State Penitentiary (Philadelphia, Pa.) 1 Estate administration--18th-19th Centuries 1 Family life--Upper class--Philadelphia--18th and 19th Centuries 1 Genealogy 1 Great Exhibition (1851: London, England) 1 more ... Hill, Richard, 1673-1729 1 Indians, Treatment of--North America 1 Laurel Hill Cemetary (Philadelphia, Pa.) 1 Library Company of Philadelphia--History 1 Logan, James 1674-1751 1 Merchants--Pennsylvania--Philadelphia--19th century 1 Meteorology--Observations 1 Moore, Samuel Preston, 1710-1785 1 Quakers--Pennsylvania--18th century 1 Quakers--Pennsylvania--Philadelphia--Genealogy 1 Quakers--Pennsylvania--Philadelphia--Social life and customs 1 Quakers--Philadelphia--19th century 1 Real Estate--Legal Documents--19th century 1 Real property--Pennsylvania--Philadelphia--History--18th century 1 Salt industry--Pennsylvania 1 Slavery 1 Smith, J. Jay (John Jay), 1798-1881 1 Smith, Lloyd Pearsall, 1822-1886 1 Weather 1 Women's History--Social Life and Customs--18th century 1 less ...