| Reference Number | TPC/5/5/51 |
| Title | Plantroom 11, Level 79.25, Conduit Layout |
| Level | Item |
| Date | 25 April 1973 |
| Description | Denys Lasdun & Partners / Flint & Neill Ltd / Davis, Belfield & Everest drawing number E/Wc/3367 issue F. Drawn by J H. Original date 4 August 1972. |
| Extent | 1 drawing |
| Series | Denys Lasdun & Partners / Flint & Neill Ltd / Davis, Belfield & Everest Drawings |