Columbia subject headings:
Freud, Sigmund, 1856-1939.
Hofmannsthal, Hugo von, 1874-1929. Rosenkavalier.
Harvard subject headings:
Civilization, Modern--18th century
Decadence (Literary movement)
Eighteenth century--Psychological aspects.
Freud, Sigmund, 1856-1939--Criticism and interpretation.
Hofmannsthal, Hugo von, 1874-1929. Rosenkavalier
Musicals--History and criticism
Psychoanalysis--Austria--Vienna--History.
Strauss, Richard, 1864-1949. Rosenkavalier (Opera)
Princeton subject headings:
Freud, Sigmund, 1856-1939.
Hofmannsthal, Hugo von, 1874-1929. Rosenkavalier.