Columbia subject headings:
Carolingians.
France--History--To 987.
Italy--History--Carolingian rule, 774-887.
Merovingians--Europe.
Harvard subject headings:
Franks.
Homage (Feudal law)
Princeton subject headings:
Carolingians.
France--History--To 987.
Italy--History--Carolingian rule, 774-887.
Merovingians--Europe.