Hydraulic Unknown Limestone Very poor, foundations only ... 350-300 B.C.
Clock Unknown Limestone Fair ... 350-300 B.C.
Area between the Middle Stoa and the "Heliaia"(now identified as the Aiakeion), showing water channels. In foreground, poros water channel carrying overflow from the Southwest Fountain House ... AMS south 1915 ... 30 Jun 1965
