Columbia subject headings:
Naples (Italy)--Buildings, structures, etc.
Teatro di San Carlo.
Theaters--Italy--Naples--History--Sources.
Theaters--Italy--Naples--History.
Harvard subject headings:
Naples (Italy)--Buildings, structures, etc.
Teatro di San Carlo.
Theaters--Italy--Naples--History--Sources.
Theaters--Italy--Naples--History.
Princeton subject headings:
Naples (Italy)--Buildings, structures, etc.
Teatro di San Carlo.
Theaters--Italy--Naples--History--Sources.
Theaters--Italy--Naples--History.