Columbia subject headings:
Authors, German--19th century--Biography.
Düsseldorf (Germany)--Description and travel.
Düsseldorf (Germany)--History--19th century.
Heine, Heinrich, 1797-1856--Homes and haunts--Germany--Düsseldorf.
Harvard subject headings:
Authors, German--19th century--Biography
Düsseldorf (Germany)--Biography.
Düsseldorf (Germany)--Description and travel.
Düsseldorf (Germany)--History.
Düsseldorf (Germany)--Intellectual life--19th century.
Heine, Heinrich, 1797-1856--Homes and haunts--Germany--Düsseldorf.
Princeton subject headings:
Heine, Heinrich, 1797-1856--Homes and haunts--Germany--Düsseldorf.