| | H 12:1 | Fill of Early West Branch of Great Drain=Middle Drain | 13-17 April 1937
29 May-15 June 1937
23-26 May 1938 | 150-100 B.C. | |
| | H 13:1 | Well in Road West of Middle Stoa | 22-27 April 1948 | 200-165 B.C. | |
| | H 16:7 | Manhole at Collapsed Poros Gutter | 29 June 1967
13-15 July 1967 | 325-275 B.C. | |
| | H 17:6 | Pocket in Bedrock | 22-26 April 1932 | 330-300 B.C. | |
| | H 18:1 | Well | 24 May 1939
12-20 June 1939 | Ca. 350-290 B.C. | |
| | H 18:1.1 | Upper Dumped Fill 4th c. B.C. | | 2nd half 4th c. B.C. | |
| | I-O 15:1 | Soundings below floor of South Stoa II. | | 2nd c. B.C.-3rd c. A.D. | |
| | I-O 15:1.5 | Construction fill of South Stoa II | 8 August 1956
4 August 1959
22 July 1960
13 July 1965
12 May 1967 | 2nd c. B.C. | |
