The Gelre armorial was compiled between 1370 and 1414 by Claes Heyenen who was a herald in the service of the Duke of Guelders.
The book displays some 1,700 coats-of-arms from all over Europe, in color, and is one of the most important sources for medieval heraldry.
Challenges to the Duke of Brabant, Jean III de Brabant, dit le Sanglier, and the 18 nobles that leagued against him.
The deaths in the battle of Stavoren and the coat of arms of knights.
Chronicles of the Dukes of Brabant.
Praises for brave knights.