| Reference Number | TPC/5/2/30 |
| Title | National Theatre: Upper Distribution Unit Floor Trap Detail |
| Level | File |
| Date | 05 October 1973-02 July 1974 |
| Description | Theatre Projects Consultants Ltd drawing number 904/81W sheet 6, unnumbered issue and issue 4. |
| Extent | 3 drawings |
| Series | Theatre Projects Consultants Ltd Drawings |