Columbia subject headings:
Harvard subject headings:
Franconia (Germany)--History.
Mittelfranken (Germany)--History.
Oberfranken (Germany)--History.
Unterfranken (Germany)--History.
Princeton subject headings:
Franconia (Germany)--History.
Mittelfranken (Germany)--History.
Oberfranken (Germany)--History.
Unterfranken (Germany)--History.