Columbia subject headings:
Herrmann, Hugo, 1896-1967.
Music festivals--Germany--20th century.
Music--Germany--20th century--History and criticism.
Harvard subject headings:
Composers--Germany--Biography
Concerts--Germany.
Herrmann, Hugo, 1896-1967.
Music festivals--Germany
Music--Germany--20th century--History and criticism
Princeton subject headings:
Composers--Germany (West)--Biography.
Concert programs--History--20th century.
Concerts--Germany (West)--History--20th century--Sources.
Herrmann, Hugo, 1896-1967.
Music festivals--Germany (West)--History--20th century--Sources.
Music--Germany (West)--20th century--History and criticism.