North Wall; Poros Building ... ΟΟ-15 2842, 2843 Section ΟΟ 418 ... May 24 1949 ... North Wall; Poros Building
5th B.C ... Line of North Wall Y; Poros Building Wall; North Wall Northeast Annex; On Grey Clay; Uneven Level Outside Level of Poros Building
North Wall. North Wall; Poros Building ... ΟΟ-15 2844, 2845 ΟΟ 1065 P 19993 Lot ΟΟ 731 ... May 24 1949 ... North Wall ... North Wall; Poros Building
Middle of 5th B.C ... Line of North Wall Y; Poros Building Wall; North Wall Northeast Annex; On Edge of Trench for Wall