Water pipe to the west of the room behind the Tholos ... southwest 2190 Horizontal (normal) ... 1937
Water pipe to the west of the room behind the Tholos ... AMS southwest 2190 Horizontal (normal) ... 1937
West Branch of the Great Drain; the new course to the right, the old course to the left beneath Building C ... AMS north Horizontal (normal) ... 1937
Modern cellar walls inside tholos, north side ... AMS Horizontal (normal)