Poros curb of Tholos well ... Horizontal (normal) ... May 1939
Early drains of the Tholos ... northwest Horizontal (normal) ... June 1938
Classical Greek water pipe to the east of the Propylon ... Horizontal (normal) ... 7 June 1935
Water pipe to the west of the room behind the Tholos ... southwest 2190 Horizontal (normal) ... 1937
