| Reference Number | TPC/5/6/432 |
| Title | Track Details for Sound/Fire Door Ref A The National Theatre |
| Level | Item |
| Date | 20 February 1974 |
| Description | Mole-Richardson (Stage & Studio Engineering) Ltd drawing number D18-393. Works number 2832. Drawn by R J H. Original date 13 February 1974. |
| Extent | 1 drawing |
| Series | Mole-Richardson (Stage & Studio Engineering) Ltd Drawings |