Covenant between Thomas, Lord of Berkele, and John the abbot and the covent of St Augustine's, Bristol, whereby the said Thomas grants to the said abbey the right to enclose a certain waste place on which he has common of pasture, which place lies in Aysshtone, between Legh wood and the Bourwalles, and extends from the Avon to the close of Bath priory called Stoklegh, and includes Stoklegh, Lodehulle and Knyghtwode