Columbia subject headings:
Architecture, Domestic--Pennsylvania--Philadelphia.
Architecture--Pennsylvania--Philadelphia--History--20th century.
Kahn, Louis I., 1901-1974.
Philadelphia (Pa.)--Buildings, structures, etc.
Harvard subject headings:
Princeton subject headings:
Hatboro (Pa.)--Buildings, structures, etc.
Kahn, Louis I., 1901-1974.
Margaret Esherick House (Hatboro, Pa.)
Norman Fisher House (Chestnut Hill, Philadelphia, Pa.)
Philadelphia (Pa.)--Buildings, structures, etc.