Columbia subject headings:
Ballet--Italy--Rome.
Ballet--Stage-setting and scenery--Italy--Rome.
Opera--Italy--Rome.
Opera--Stage-setting and scenery--Italy--Rome.
Teatro dell'opera (Rome, Italy)
Harvard subject headings:
Scene painters--Italy--Rome.
Teatro dell'opera (Rome, Italy)
Theaters--Stage-setting and scenery--Italy--Rome--History.
Princeton subject headings: