Columbia subject headings:
Cities and towns--Germany--Frankfurt am Main--History.
City and town life--Germany--Frankfurt am Main--History.
City planning--Germany--Frankfurt am Main--History.
Frankfurt am Main (Germany)--Civilization.
Frankfurt am Main (Germany)--In art.
Harvard subject headings:
Cities and towns--Germany--Frankfurt am Main--History.
City and town life--Germany--Frankfurt am Main--History.
City planning--Germany--Frankfurt am Main--History.
Frankfurt am Main (Germany)--Civilization.
Frankfurt am Main (Germany)--In art.
Princeton subject headings:
Cities and towns--Germany--Frankfurt am Main--History.
City and town life--Germany--Frankfurt am Main--History.
City planning--Germany--Frankfurt am Main--History.
Frankfurt am Main (Germany)--Civilization.
Frankfurt am Main (Germany)--In art.