Columbia subject headings:
Wagner, Richard, 1813-1883--Family.
Harvard subject headings:
Anti-Nazi movement--Biography
Exiles--Germany--Biography.
Opera producers and directors--Germany--Biography.
Wagner, Friedelind, 1918-1991.
Wagner, Richard, 1813-1883--Family.
Wagner, Richard,--Family.
Wagner, Siegfried, 1869-1930--Family.
Princeton subject headings:
Wagner, Friedelind, 1918-1991.
Wagner, Richard, 1813-1883--Family.
Women conductors (Music)--Germany--Biography.