| Reference Number | TPC/5/7/48 |
| Title | Switch Panel Assembly (Panel '0') (Setting Panel Lower Theatre) |
| Level | Item |
| Date | 24 May 1974 |
| Description | Evershed Power-Optics Ltd drawing number W7015. Drawn by R W Jenkins. |
| Extent | 1 drawing |
| Series | Evershed Power-Optics Ltd Drawings |