Columbia subject headings:
Musicians--Austria--Congresses.
National socialism and music--Congresses.
Political refugees--Austria--20th century--Congresses.
World War, 1939-1945--Refugees--Congresses.
Harvard subject headings:
Austrians--Foreign countries--Congresses.
Music--Austria--20th century--History and criticism--Congresses.
National socialism and music--Congresses.
Princeton subject headings:
Austrians--Foreign countries--Congresses.
Expatriate musicians--Congresses.
Music--Austria--20th century--History and criticism--Congresses.
National socialism and music--Congresses.