| Reference Number | TPC/5/6/23 |
| Title | Positioning and Details of Counterweight Guide Steels for R.H. Back Towers New National Theatre |
| Level | Item |
| Date | 17 January 1972 |
| Description | Mole-Richardson (Stage & Studio Engineering) Ltd drawing number D.14/59. |
| Extent | 1 drawing |
| Series | Mole-Richardson (Stage & Studio Engineering) Ltd Drawings |