Columbia subject headings:
Music and occultism--Germany--History--19th century.
Wagner, Richard, 1813-1883. Parsifal.
Harvard subject headings:
Music and occultism--Germany--History--19th century.
Wagner, Richard, 1813-1883. Parsifal.
Princeton subject headings:
Music and occultism--Germany--History--19th century.
Wagner, Richard, 1813-1883. Parsifal.