Columbia subject headings:
Germany--History--843-1273.
Germany--Relations--Great Britain.
Great Britain--History--Anglo-Saxon period, 449-1066.
Great Britain--History--Medieval period, 1066-1485.
Great Britain--Relations--Germany.
Middle Ages.
Harvard subject headings:
Church history--Middle Ages, 600-1500
Civilization, Medieval
Cultural relations.
England--Relations--Germany.
Europe--History--476-1492.
Franks--History
Germany--History--To 1517.
Germany--Relations--England.
Princeton subject headings:
Germany--History--843-1273.
Germany--Relations--Great Britain.
Great Britain--History--Anglo-Saxon period, 449-1066.
Great Britain--History--Medieval period, 1066-1485.
Great Britain--Relations--Germany.
Middle Ages.