Excavation (1975-6) by Barbara Blatchford and Audrey Monk for the Guildford Group of SyAS produced two features with flint, chalk and tile fragments and associated 13th/14th century pottery, a burnt area with associated late 12th/ 13th century pottery, and several later features. (132)

Excavation (1975-6) by Barbara Blatchford and Audrey Monk for the Guildford Group of SyAS located pottery from the 13th century onwards, but no certain medieval features. (132)

Excavation (1976-7) by G. Hayes for the Guildford Group of SyAS recovered 13th to 19th century pottery and other objects, but no features were seen. (136)

Excavation by Dr A.G. Crocker for the University of Surrey Archaeological Society and Department of Adult Education (fourth season, 1975). Various features of 13th to 17th century date were located at the north end of the moated island, and part of the manor house was also found. (129; summary report in SyAC 97)

A trial trench by R J Poulton for SCC and DOE and in conjunction with Guildford Museum, in advance of redevelopment, revealed only 17th century material, probably related to the building of the hospital, and more modern garden soil. (166)

Watching brief by M G O'Connell for SCC and DOE allowed detailed recording of street front of 13th century undercroft and location of the original steps from the High Street. (164)

A trial trench by M G O'Connell for SCC and DOE located a gently curving flint foundation wall of possibly the 2nd or 3rd century AD. (164)

Apparently unrecorded earthwork investigated by G Elmore, D J Field and Pat Nicolaysen. An approximately oval enclosure some 400 yards by 200 with a bank and external ditch on three sides disturbed on the south by ‘recent’ quarrying.

Two pieces of wood recovered by contractors from the River Wey, recorded by D G Bird for SCC, on information by D Chapman. One piece was a stake with rough notches, the other a tree trunk split (? deliberately) down the middle. Both had evidently been buried for some time but no firm dating was possible.

18m deep well sealed beneath 18th century brick floor recorded by Julia Arthur for Guildford Museum. It was cut deep into the natural chalk, the top 4.5m being chalk lined.