Margaret of Orleans, countess of Vertus, Ownership Confirmed (14??-1466?) by Inventory. Ownership Confirmed (14??-1466?) by Coat of Arms.
Margaret of Brittany, duchess of Brittany, Ownership Confirmed (1466?-1469) by Inventory.
Champion, Pierre. La Librairie de Charles d'Orléans (Paris, 1910; repr. Geneva: Slatkine Reprints, 1975).
De la Borderie, Arthur. "Notes sur les livres et les bibliothèques au Moyen Age en Bretagne," Bibliothèque de l'Ecole de Chartres 3 (1862): 39-53.