Columbia subject headings:
Architecture--Italy--Naples--History--19th century.
Architecture--Italy--Naples.
Eclecticism in architecture--Italy--Naples.
Posillipo Hill (Italy)
Harvard subject headings:
Architecture, Modern--19th century--Italy--Naples.
Architecture, Modern--19th century--Italy--Posillipo Hill.
Eclecticism in architecture--Italy--Naples.
Eclecticism in architecture--Italy--Posillipo Hill.
Princeton subject headings: