This locus represents the cleaning locus for the wall in the NE baulk, laying directly above the wall, but also between it and the baulk (the wall is Locus 34). Elevs: E: 2137.705, approx center: 2137.88; approx NW extent: 2137.455 below WSDA Datum 1. Its eastern width is 35 cm, northern is 52 cm.