| Title: Trench |
| Category: Fill |
| Description: Narrow trench in bedrock NE of Circular Building. |
| Bibliography: Agora IV, pp. 243-244 |
| Agora XII, p. 396 |
| Agora XXI, p. 100 |
| Agora XXVII, pp. 227-228 |
| Agora XXX, p. 366 |
| Chronology: Ca. 450-425 B.C. and shortly after |
| Date Of Excavation: 5 June 1951 |
| Section: Σ |