| Reference Number | TPC/5/6/157/1 |
| Title | Cable Schedule to Slip Ring Numbers Drum Revolve |
| Level | File |
| Date | 09 September 1974 |
| Description | Three copies (two annotated) of Mole-Richardson (Stage & Studio Engineering) Ltd schedule D14-340. |
| Extent | 3 drawings |
| Series | Mole-Richardson (Stage & Studio Engineering) Ltd Drawings |