Southeast area of Section Ζ by the west end of the Middle Stoa. Gravel streak immediately before it was filled in ... north 2969 ... March 1952
Southeast Area; Gravel Streak ... Ζ-16 2969, 2970 LII-18
Mixed ... H.Α. Thompson D. Burr-Thompson ... 2939 3128 ... 1951, 1954