| Reference Number | TPC/3/6/10 |
| Title | Adjustable Mounting Brackets for Back Tower Chain Sprockets New National Theatre |
| Level | Item |
| Date | 07 April 1972 |
| Description | Mole-Richardson (Stage & Studio Engineering) Ltd drawing number D.14/84. Works number 2815/42. |
| Extent | 1 drawing |
| Series | National Theatre Drum Drawings Part 2: 1 of 2 |