| Reference Number | TPC/5/7/67/2 |
| Title | Proposed Hoist Pot. Assembly |
| Level | Item |
| Date | 02 May 1974 |
| Description | Evershed Power-Optics Ltd drawing number X12743 issue B. Drawn by R King. Original date 1 May 1974. |
| Extent | 1 drawing |
| Series | Evershed Power-Optics Ltd Drawings |