Columbia subject headings:
Architecture, Baroque--Italy--Rome.
Theater architecture--Italy--Rome.
Theater--Italy--Rome--History--18th century--Bibliography.
Theater--Italy--Rome--History--18th century.
Harvard subject headings:
Architecture, Baroque--Italy--Rome.
Theater architecture--Italy--Rome.
Theater--Italy--Rome--History--18th century--Bibliography.
Theater--Italy--Rome--History--18th century.
Princeton subject headings: