Columbia subject headings:
Charlemagne, Emperor, 742-814.
Germany--Politics and government--To 843.
Latin language--Political aspects.
Harvard subject headings:
Charlemagne, Emperor, 742-814.
Constitutional law--Germany--History.
Germany--Politics and government--To 843.
Latin language, Medieval and modern--Germany.
Latin language--Political aspects--Germany.
Latin language--Political aspects.
Princeton subject headings:
Charlemagne, Emperor, 742-814.
Germany--Politics and government--To 843.
Latin language--Political aspects.