| Reference Number | TPC/3/6/12 |
| Title | 23 1/2" Dia Double Sheave for Side Tower Counterweights New National Theatre |
| Level | Item |
| Date | 05 July 1972 |
| Description | Mole-Richardson (Stage & Studio Engineering) Ltd drawing number D14/87 issue B. Original date 2 May 1972. Works number 2815/35. |
| Extent | 1 drawing |
| Series | National Theatre Drum Drawings Part 2: 1 of 2 |