Arthur died at Château de l'Isle in Saint Denis en Val and was interred in a marble tomb of the cordeliers of Vannes. The tomb was vandalised during the French Revolution, but later repaired and is on display today.
^There are discrepancies about how this title was separated from the Duke of Brittany and invested in John. One history recounts that Arthur conferred it on his brother, while an alternative history is that King Edward I invested John as Earl of Richmond the year after John and Arthur's father had died,
^Brittany would eventually have both an "Estates" and a "Parliament"
^ abJonathan Sumption, Trial by Battle: The Hundred Years War, 373.
^Goodall, W. (ed.) (1759) Joannis de Fordun Scotichronicon cum Supplementis et Continuatione Walteri Boweri, Vols. I, II (Edinburgh) ("Joannis de Fordun (Goodall)"), Vol. II, Lib. X, Cap. XXXIX-XL, p. 127.
^Diocesis of Bruges (ed.) (1852) Chronicon abbatiæ Warnestoniensis (Bruges), Appendix, p. 34.