Columbia subject headings:
Harvard subject headings:
Aristocracy (Social class)--Germany--Bavaria--Biography.
Bavaria (Germany)--Biography.
Bavaria (Germany)--History--To 1500.
Charlemagne, Emperor, 742-814.
Machelm, Graf, active 8th-9th century.
Nobility--Germany--Bavaria--Biography.
Tassilo III, Duke of Bavaria, active 748-788.
Princeton subject headings:
Bavaria (Germany)--History--To 1180.