| Reference Number | TPC/5/6/189 |
| Title | Track 12 and 13: Pulley Positions |
| Level | File |
| Date | November 1973 |
| Description | Mole-Richardson (Stage & Studio Engineering) Ltd drawing number D14/. |
| Extent | 2 drawings |
| Series | Mole-Richardson (Stage & Studio Engineering) Ltd Drawings |