Columbia subject headings:
Harvard subject headings:
Anglo-Saxons--England--History.
Feudalism--England--History.
Great Britain--History, Military--Anglo-Saxon period, 449-1066.
Land tenure--England--History
Princeton subject headings:
Anglo-Saxons--England--History.
Feudalism--England--History.
Great Britain--History, Military--449-1066.
Land tenure--England--History.