| Description | by Tudur ap Goronwy ap Howel ap Gruffydd Trefgoed, free tenant of Mathafarn Wion, to Ievan ap Rees ap Ievan Lloyd and Mallt verch Gwilym ap Iorwerth Vychan, his wife, free tenant of Llanddyfnan, of a mansion and lands in Mathafarn Wion and lands in Pentraeth |