Columbia subject headings:
Great Britain--History, Military--1066-1485.
Great Britain--Kings and rulers.
Great Britain--Politics and government--1154-1399.
Great Britain--Politics and government--1399-1485.
Nobility--Great Britain.
Harvard subject headings:
Great Britain--History, Military--1066-1485.
Great Britain--Kings and rulers.
Great Britain--Politics and government--1154-1399.
Great Britain--Politics and government--1399-1485.
Nobility--Great Britain
Nobility--Great Britain--History--To 1500
Princeton subject headings:
Great Britain--History, Military--1066-1485.
Great Britain--Kings and rulers.
Great Britain--Politics and government--1154-1399.
Great Britain--Politics and government--1399-1485.
Nobility--Great Britain.