| Reference Number | TPC/5/4/386 |
| Title | Upper Theatre and Offices Group, Control Rooms Level 49.00 |
| Level | Item |
| Date | 27 March 1973 |
| Description | Denys Lasdun & Partners drawing number 552/02/3654 issue A. Original date 17 January 1973. |
| Extent | 1 drawing |
| Series | Denys Lasdun & Partners Drawings |