Columbia subject headings:
Harvard subject headings:
Historic sites--Germany--Düsseldorf--History--20th century.
Memorials--Germany--Düsseldorf--History--20th century.
Princeton subject headings:
Holocaust memorials--Germany--Düsseldorf.
Holocaust, Jewish (1939-1945)--Germany--Düsseldorf.
Mahn- und Gedenkstätte Düsseldorf.