1. Attached to NW angle of outbuilding of Cloister Hall (Nprn309202) is a tudor-arched gateway, probably C19. Inner rebate for doors. Inner segmental arch. Thinner and lower wall beyond to river bank.
(Source CADW listed buildings description)
J Hill 22.10.2003

2. Appears to preserve something of the gateway & enclosure of St Mary's College (Nprn305386), as depicted on map of 1720.