| Reference Number | TPC/5/6/170 |
| Title | G. A. of Modified Drive Units for Disc Revolve |
| Level | Item |
| Date | 15 March 1979 |
| Description | Mole-Richardson (Stage & Studio Engineering) Ltd drawing number D.14-411 issue A. Drawn by B D S. Original date 28 June 1978. |
| Extent | 1 drawing |
| Series | Mole-Richardson (Stage & Studio Engineering) Ltd Drawings |