Columbia subject headings:
Harvard subject headings:
Drama festivals--Austria--Salzburg--History.
Hofmannsthal, Hugo von, 1874-1929--Performances--Austria--Salzburg.
Music festivals--Austria--Salzburg--History.
Salzburger Festspiele--History.
Princeton subject headings:
Drama festivals--Austria--Salzburg--History.
Hofmannsthal, Hugo von, 1874-1929--Performances--Austria--Salzburg.
Music festivals--Austria--Salzburg--History.
Salzburger Festspiele--History.