Columbia subject headings:
Harvard subject headings:
Kaiserswerth (Düsseldorf, Germany)--Economic conditions.
Kaiserswerth (Düsseldorf, Germany)--Genealogy.
Kaiserswerth (Düsseldorf, Germany)--History.
Kaiserswerth (Düsseldorf, Germany)--Social conditions.
Princeton subject headings:
Kaiserswerth (Düsseldorf, Germany)--Economic conditions.
Kaiserswerth (Düsseldorf, Germany)--History.
Kaiserswerth (Düsseldorf, Germany)--Social conditions.