Columbia subject headings:
Frankfurt am Main (Germany)--Politics and government.
Law--Germany--Frankfurt am Main--History.
Municipal corporations--Germany--Frankfurt am Main.
Municipal government--Germany--Frankfurt am Main.
Harvard subject headings:
Law--Germany--Frankfurt am Main--History.
Municipal corporations--Germany--Frankfurt am Main--History.
Municipal government--Germany--Frankfurt am Main--History.
Princeton subject headings:
Frankfurt am Main (Germany)--Politics and government.
Law--Germany--Frankfurt am Main--History.
Municipal corporations--Germany--Frankfurt am Main--History.
Municipal government--Germany--Frankfurt am Main--History.