Columbia subject headings:
Aristocracy (Social class)--Germany--Swabia--History--To 1500.
Germany--Kings and rulers--To 1500.
Nobility--Germany--Swabia--History--To 1500.
Swabia (Germany)--History--To 1500.
Harvard subject headings:
Aristocracy (Social class)--Germany--Swabia--History--To 1500.
Germany--Kings and rulers
Nobility--Germany--Swabia--History--To 1500.
Swabia (Germany)--History--To 1500.
Princeton subject headings:
Aristocracy (Social class)--Germany--Swabia--History--To 1500.
Germany--Kings and rulers--History--To 1500.
Nobility--Germany--Swabia--History--To 1500.
Swabia (Germany)--History.