Columbia subject headings:
Harvard subject headings:
Anti-Nazi movement--Germany--Düsseldorf.
Anti-Nazi movement--Germany--Oberhausen (Düsseldorf)
Düsseldorf (Germany)--Politics and government.
Oberhausen (Düsseldorf, Germany)--Politics and government.
Princeton subject headings:
Anti-Nazi movement--Germany (West)--Düsseldorf.
Anti-Nazi movement--Germany (West)--Oberhausen (Düsseldorf).
Düsseldorf (Germany)--Politics and government.
Oberhausen (Düsseldorf, Germany)--Politics and government.