Royal Descent, Henry of EnglandАрхивирано на сајту Wayback Machine (19. април 2014). "On 6 May 1268 one of Eleanor of Castile’s yeomen was to have 20 marks from Henry III for good news brought to the king about her childbearing, and from 14 July 1268 young Henry appears with John in writs of liberate for their household expenses. Henry was presumably the child born around the beginning of May 1268."
Royal Descent, Henry of EnglandАрхивирано на сајту Wayback Machine (19. април 2014). "On 6 May 1268 one of Eleanor of Castile’s yeomen was to have 20 marks from Henry III for good news brought to the king about her childbearing, and from 14 July 1268 young Henry appears with John in writs of liberate for their household expenses. Henry was presumably the child born around the beginning of May 1268."
