Columbia subject headings:
Harvard subject headings:
Cardinals--Germany--Biography
Catholic Church--Germany--Clergy--Biography.
Church--History of doctrines--Middle Ages, 600-1500
Indulgences--Germany--Düsseldorf--History--To 1500.
Kaiserswerth (Düsseldorf, Germany)--Church history.
Manuscripts, Latin (Medieval and modern)--Germany--History.
Monasticism and religious orders--Germany--Düsseldorf--History--To 1500.
Nicholas, of Cusa, Cardinal, 1401-1464
Princeton subject headings:
Cardinals--Germany--Biography.
Catholic Church--Germany--Clergy--Biography.
Church--History of doctrines--Middle Ages, 600-1500.
Indulgences--Germany--Düsseldorf--History--To 1500.
Kaiserswerth (Düsseldorf, Germany)--Church history.
Manuscripts, Latin (Medieval and modern)--Germany--History.
Monasticism and religious orders--Germany--Düsseldorf--History--To 1500.
Nicholas, of Cusa, Cardinal, 1401-1464.