Columbia subject headings:
France--History--To 987.
Franks--History--To 768.
Germany--History--To 1517.
Harvard subject headings:
France--History--To 987.
Franks--History--To 768
Germany--History--To 1517.
Princeton subject headings:
France--History--To 987.
Franks--History--To 768.
Germany--History--To 1517.