Indenture between Elizabeth vch Griffith ap Llewellyn, widow, and John ap William ap Llewellyn ap Tudur of Tre Alaw’r Beirdd; provision for procedure at the next Anglesey Great Sessions to levy a fine upon those messuages and lands in the township which once belonged to Griffith ap Llewellyn ap Ieuan for the use and behoof of the aforesaid John ap W. 20 September 1576