Columbia subject headings:
Expatriate artists.
Expatriate musicians.
Music--Germany--20th century--History and criticism.
National socialism and music.
Harvard subject headings:
Austrians--Foreign countries--History--20th century.
Entertainers--Austria--Biography.
Entertainers--Germany--Biography
Exiles--Germany.
Germans--Foreign countries--History--20th century.
Musicians--20th century.
Performing arts--History--20th century.
Political refugees--Austria--History--20th century.
Political refugees--Europe--History--20th century.
Political refugees--Germany--History--20th century
Princeton subject headings: