Columbia subject headings:
Harvard subject headings:
Austria--History--1918-1938--Congresses.
Austria--Intellectual life--20th century--Congresses.
Austrian literature--20th century--History and criticism--Congresses
Motion pictures--Austria--History--Congresses.
Theater--Austria--Congresses.
Princeton subject headings:
Austria--History--1918-1938--Congresses.
Austria--Intellectual life--20th century--Congresses.
Austrian literature--20th century--History and criticism--Congresses.
Motion pictures--Austria--History--Congresses.
Theater--Austria--Congresses.