Columbia subject headings:
Aeschylus. Oresteia.
Wagner, Richard, 1813-1883. Ring des Nibelungen.
Harvard subject headings:
Aeschylus. Oresteia
Wagner, Richard, 1813-1883. Ring des Nibelungen.
Princeton subject headings:
Aeschylus. Oresteia.
Wagner, Richard, 1813-1883. Ring des Nibelungen.