Columbia subject headings:
Hofmannsthal, Hugo von, 1874-1929--Dramatic works.
Music theater--Austria.
Strauss, Richard, 1864-1949--Criticism and interpretation.
Harvard subject headings:
Hofmannsthal, Hugo von, 1874-1929--Dramatic works.
Music theater--Austria.
Strauss, Richard, 1864-1949--Criticism and interpretation.
Princeton subject headings:
Hofmannsthal, Hugo von, 1874-1929--Dramatic works.
Music theater--Austria.
Strauss, Richard, 1864-1949--Criticism and interpretation.