Columbia subject headings:
France--History--To 987.
Germany--History--To 843.
Merovingians--History.
Harvard subject headings:
France--History--To 987.
Germany--History--To 843.
Merovingians--History.
Merovingians.
Princeton subject headings:
France--History--To 987.
Germany--History--To 843.
Merovingians--History.