Columbia subject headings:
Berlin (Germany)--Telephone directories.
Jews--Germany--Berlin--Biography.
Jews--Germany--Berlin--Social conditions--20th century.
Political persecution--Germany--Berlin--History--20th century.
Harvard subject headings:
Berlin (Germany)--Telephone directories.
Jews--Germany--Berlin--Biography.
Jews--Germany--Berlin--Social conditions--20th century.
Political persecution--Germany--Berlin--History--20th century.
Princeton subject headings: