Columbia subject headings:
Harvard subject headings:
Holocaust, Jewish (1939-1945)--Germany--Gelsenkirchen.
Jews--Germany--Gelsenkirchen--Social conditions.
Princeton subject headings:
Gelsenkirchen (Germany)--Ethnic relations.
Holocaust, Jewish (1939-1945)--Germany--Gelsenkirchen.
Jews--Persecutions--Germany--Gelsenkirchen.