Well at 19/ΚΔ, beneath the west colonnade of the Square Market Building in the northeast corner of the Agora. Diameter ca. 1.25m. Water level ca. -3.50m. The construction of the well was rather careless, ... Ca. 580-560 B.C ... Agora IV, p. 244 ... Hesperia Suppl. 46 (2011), p. 376 ... Hesperia 8 (1939), p. 212.