PHILIPPE LE BEAU (1478-1506) last duke of Burgundy, king of Castile, father of Charles V and Ferdinand I. P.S., Brussels January 12, 1503; oblong vellum in-4, address on the back "Pour monsgr le Chancellier de Pleine (small ink stamp of the coll. Colbert de Beaulieu). Rare mement addressed to the chancellor of Burgundy Thomas de Plaine, lord of Maigny (†1506). "Philippe by God's grace Archduke of Austria Prince of Castile of Aragon" orders his chancellor the lord of Maigny, in spite of his remonstrances, to seal the letters granted, at the request of his "cousin the King of France" (Anne of Brittany), to "our cousin the princess of Oraigne [Philiberte de Luxembourg princess of Orange] and our cousins her enffans [...] concerning the lands and seigneuries of Chasteaubelin partaige d'Auxerre and other lands and seigneuries which should vompeter er belong to the late messire Loys de Chalon conte de Tonnerre escheuz a nos predecesseurs contes de Bourgogne par droit de confiscacion. And aussy dunes letters of gaigerie of the ground and seigniory of Mont Sainct Vincent in Charollois to the proffit of the lord of Verey ". He orders him to seal these letters, under penalty of disobedience, by "discharging him from all oaths made by him to us not to consent to the sealing of any things concerning thealienation of our domain"...