Columbia subject headings:
Authors, German--19th century--Biography.
Heine, Heinrich, 1797-1856.
Karl-Marx-Haus (Trier, Germany). Studienzentrum.
Harvard subject headings:
Princeton subject headings:
Authors, German--19th century--Biography.
Heinrich Heine, 1797-1856.
Karl-Marx-Haus (Trier, Germany). Studienzentrum