| Reference Number | TPC/5/6/156 |
| Title | Positional Arr[angemen]t Safety Rail Drive and Multiple Sheave |
| Level | Item |
| Date | 17 October 1978 |
| Description | Mole-Richardson (Stage & Studio Engineering) Ltd drawing number D14/338. Drawn by T N. Works number 2815. |
| Extent | 1 drawing |
| Series | Mole-Richardson (Stage & Studio Engineering) Ltd Drawings |