Columbia subject headings:
Arnold, van Egmond, Duke of Gelderland, 1410-1473.
Nijmegen (Netherlands)--History--Sources.
Harvard subject headings:
Arnold, van Egmond, Duke of Gelderland, 1410-1473
Nijmegen (Netherlands)--History--Sources.
Princeton subject headings:
Arnold, van Egmond, Duke of Gelderland, 1410-1473.
Nijmegen (Netherlands)--History--Sources.