20 A MEDIAEVAL CITY The Minster stood within its Close, one of the four gateways of which, College Street Arch, remains. This part of the city around the Minster was enclosed because it was under the jurisdiction of the Liberty of St. Peter. BISHOP A2sTD CANONS. From Richard II.'s "Book of Hours." Originally founded in 627 by Edwin, King of Northumbria, the Minster had * been rebuilt and enlarged from time to time. It received its final and present form in the fifteenth century. At one time the Nave was rebuilt: at the same time there was built, near but separate from the main building,