| Reference Number | TPC/5/6/186 |
| Title | Scheme of Safety Interlock, Personnel Doors (Level 25.25' Access) |
| Level | Item |
| Date | 29 June 1981 |
| Description | Mole-Richardson (Stage & Studio Engineering) Ltd drawing number D14/458. Drawn by A J C. Works number 2815. |
| Extent | 1 drawing |
| Series | Mole-Richardson (Stage & Studio Engineering) Ltd Drawings |