Columbia subject headings:
Harvard subject headings:
Jews--Germany--Mainz (Rhineland-Palatinate)--History.
Jews--Germany--Speyer--History.
Jews--Germany--Worms--History.
Princeton subject headings:
Jews--Germany--Mainz (Rhineland-Palatinate)--History.
Jews--Germany--Speyer--History.
Jews--Germany--Worms--History.