Late Roman built drain with elliptical cover tiles and manhole built of tiles, in line of Middle Stoa terrace wall. Cf. nb. pp. 648-650 ... AMS south Horizontal (normal) ... 14 Jun 1952
Area behind Stoa Shops XV-XXI. View of the outer wall of the Square Peristyle at bottom right ... AMS northwest 2855 Horizontal (normal) ... 12 Jun 1952