Columbia subject headings:
German literature--19th century--History and criticism.
Heine, Heinrich, 1797-1856--Criticism and interpretation.
Harvard subject headings:
German literature--19th century--History and criticism--Congresses
Heine, Heinrich, 1797-1856--Criticism and interpretation--Congresses.
Princeton subject headings:
German literature--19th century--History and criticism.
Heine, Heinrich, 1797-1856--Criticism and interpretation.