| Reference Number | TPC/5/4/88 |
| Title | Upper Theatre and Offices Group, Grids E-L, Plan at Level 27.00 |
| Level | File |
| Date | 26 February 1973-04 March 1974 |
| Description | Denys Lasdun & Partners drawing number 552/01/3005 issues C, V and Z. |
| Extent | 4 drawings |
| Series | Denys Lasdun & Partners Drawings |