| Teitl | Deed of mortgage by Thomas ap Tudur ap Robert, free tenant of the township of Porthamel (Menai), to Gwenllian verch Iorwerth ap David ap Ednowain, free tenant of the Bishop of Bangor in the township of Tregwyrddion, commote Isgwyrfai (co. Caern.), of the township called TREVOR in the commote of Menai; term, 4 years to 4 years; consideration, 15s.7d. |