|
| (northeast) ... Shelly, J. W. and Pensche ... Depicts the following; Plan; State ... N/A |
| East of city ... Williams II, C. K ... Depicts the following; Plan; State ... Roman, Late |
| Geison and sima, profile ... Shelly, J. W. and Pensche ... Depicts the following; Detail ... N/A |
| inscription ... Shelly, J. W. and Pensche ... Depicts the following; Detail ... N/A |
| Isometric of block with cutting ... Shelly, J. W. and Pensche ... Depicts the following; Detail ... N/A |
| Isometric of springer block ... Shelly, J. W. and Pensche ... Depicts the following; Detail ... N/A |
| Isthmian Gate ... Robinson, H. S ... Depicts the following; Plan; State NB 239, pp. 103-106 ... 1962 |
| Isthmian Gate, towers I, II and III ... N/A ... Depicts the following; Plan; State NB 239, pp. 103-106 ... N/A |
|
|