Early course of the Great Drain beneath the Middle Stoa south of Pier 16 ... AMS west 1955 ... July 1965
Later course of the Great Drain under the East Building after conservation ... AMS west 2186 ... 15 Jul 1965
Later course of the Great Drain under the East Building after conservation ... AMS east 2184 ... 15 Jul 1965
Early course of the East Branch of the Great Drain behind the steps to the Dromos. View after conservation ... AMS southeast 2182 ... 14 Jul 1965
Area cleaned before excavation. Great Drain in foreground. West end of the Middle Stoa in background ... AMS southeast 3021 Horizontal (normal) ... 16 Apr 1954
Patchwork repair to the Hellenistic Great Drain ... AMS east 4982 Horizontal (normal) ... 20 Apr 1954
View showing late holes to the pre-Hellenistic Great Drain ... AMS southeast 4984 Horizontal (normal) ... 29 Apr 1954
Area cleared to level of street. The West Branch of the Great Drain in right foreground ... AMS south 3087 Horizontal (normal) ... 3 May 1954
