Columbia subject headings:
Composers--Germany--Berlin.
Schoenberg, Arnold, 1874-1951--Disciples.
Harvard subject headings:
Composers--Germany--Berlin.
Music--Germany--Berlin--20th century--History and criticism--Congresses.
Schoenberg, Arnold, 1874-1951
Schoenberg, Arnold, 1874-1951--Friends and associates--Congresses.
Princeton subject headings:
Composers--Germany--Berlin.
Schoenberg, Arnold, 1874-1951.