Columbia subject headings:
Harvard subject headings:
Adams, John, 1735-1826--Homes and haunts--Pennsylvania--Philadelphia.
Independence National Historical Park (Philadelphia, Pa.)--Antiquities.
Lost architecture--Pennsylvania--Philadelphia.
Philadelphia (Pa.)--Antiquities.
Philadelphia (Pa.)--Buildings, structures, etc.
President's House (Philadelphia, Pa.)
Slavery--Pennsylvania--Philadelphia--History--18th century.
Washington, George, 1732-1799--Homes and haunts--Pennsylvania--Philadelphia.
Washington, George, 1732-1799--Relations with slaves.
Princeton subject headings:
Adams, John, 1735-1826--Homes and haunts--Pennsylvania--Philadelphia.
Independence National Historical Park (Philadelphia, Pa.)--Antiquities.
Lost architecture--Pennsylvania--Philadelphia.
Philadelphia (Pa.)--Antiquities.
Philadelphia (Pa.)--Buildings, structures, etc.
President's House (Philadelphia, Pa.)
Slavery--Pennsylvania--Philadelphia--History--18th century.
Washington, George, 1732-1799--Homes and haunts--Pennsylvania--Philadelphia.
Washington, George, 1732-1799--Relations with slaves.