| Reference Number | TPC/3/6/22 |
| Title | Ass[embl]y and Details of Drum to Disc Location Locks |
| Level | Item |
| Date | 01 February 1974 |
| Description | Mole-Richardson (Stage & Studio Engineering) Ltd drawing number D14-215. Drawn by D Cox Tryco. Works number 2815. |
| Extent | 1 drawing |
| Series | National Theatre Drum Drawings Part 2: 1 of 2 |