| Reference Number | TPC/3/23/9 |
| Title | National Theatre Wagon Track Details |
| Level | Item |
| Date | 31 January 1974 |
| Description | Hall Stage Equipment Ltd drawing number Y-75/20. Drawn by J R D. |
| Extent | 1 drawing |
| Series | The National Theatre Side Wagons in the Olivier and Lyttelton Theatres: Operating and Maintenance Instructions |