Columbia subject headings:
Harvard subject headings:
Carolingians--Influence.
Carolingians.
Charlemagne, Emperor, 742-814.
Civilization, Medieval
France--History--To 987.
France--Kings and rulers--Biography.
Holy Roman Empire--Kings and rulers--Biography.
Princeton subject headings:
Carolingians--Influence.
Charlemagne, Emperor, 742-814.
Civilization, Medieval.
France--History--To 987.
France--Kings and rulers--Biography.
Holy Roman Empire--Kings and rulers--Biography.