Columbia subject headings:
Land tenure--Germany--Westphalia--History.
Monasticism and religious orders--Germany--Westphalia--History.
Westphalia (Germany)--Church history.
Harvard subject headings:
Land tenure--Germany--Westphalia--History.
Monasticism and religious orders--Germany--Westphalia--History.
Westphalia (Germany)--Church history.
Princeton subject headings:
Agriculture--Europe--History.
Middle Ages.
Monasticism and religious orders--Europe--History.