Columbia subject headings:
Musical theater--Italy--Parma--History--17th century.
Musical theater--Italy--Parma--History--18th century.
Teatro Farnese (Parma, Italy)--History--17th century.
Teatro Farnese (Parma, Italy)--History--18th century.
Harvard subject headings:
Opera--Italy--17th century.
Opera--Italy--18th century
Teatro Farnese (Parma, Italy)
Princeton subject headings:
Opera--Italy--Parma--17th century.
Teatro Farnese (Parma, Italy)--History.