Columbia subject headings:
Harvard subject headings:
Bayreuther Festspiele.
Wagner, Richard, 1813-1883--Performances--Germany--Bayreuth.
Wagner, Richard, 1813-1883. Operas.
Princeton subject headings:
Bayreuther Festspiele.
Wagner, Richard, 1813-1883--Performances--Germany--Bayreuth.
Wagner, Richard, 1813-1883. Operas.