| Name: | PD 721 (DA 4631) | |
| PD: | PD 721 | |
| Title: | Area west of the Areopagus: elevation of west wall of drain. | |
| Artist: | H.S. Whipple | |
| Storage: | 8-1 | |
| Negative: | NN 1554 | |
| Condition Base: | Dirty | |
| Material: | Cartridge Paper | |
| Medium: | Drafting Ink | |
| Size Sheet: | 0.301 x 0.152 | |
| Scale: | 1:25 | |
| Date: | 1948 | |
| Section: | ΠΠ | |
| References: | Monument: Great Drain and Its Branches Monument: Southwest Area: Industry and Houses Image: 1997.18.0096 (Section ΝΝ 1554) |