| Reference Number | TPC/5/7/54 |
| Title | Hoist Control Desk - Lower Theatre - Orthographic Views |
| Level | File |
| Date | 14 November 1974-02 December 1974 |
| Description | Evershed Power-Optics Ltd drawing number W7137 sheet 2, issues A, B and C. |
| Extent | 3 drawings |
| Series | Evershed Power-Optics Ltd Drawings |