Early Great Drain; Deep Cutting ... ΝΝ-40 7908, 7909
Modern Fill. East-West Wall ... ΝΝ-1 135, 136 ... 21 Feb 1939
ΝΝ-2 365, 366 ... 31 Mar 1939
ΝΝ-3 403, 404 Lot ΝΝ 112 ... Apr 3 1939