| Reference Number | TPC/5/7/36 |
| Title | Hardware for Patchboard National Theatre (47.00Ft Gallery) |
| Level | Item |
| Date | 19 Oct [1973] |
| Description | Evershed Power-Optics Ltd drawing number W6793 sheet 3 of 3. Drawn by R King. |
| Extent | 1 drawing |
| Series | Evershed Power-Optics Ltd Drawings |