| Reference Number | TPC/5/4/86 |
| Title | National Theatre Upper Theatre and Offices Group Grids L-Q Plan at Levels 21.25, 12.00 and 16.00 |
| Level | File |
| Date | 29 May 1970-18 December 1972 |
| Description | Denys Lasdun & Partners drawing number 552/01/3003 issues D, N and P. |
| Extent | 5 drawings |
| Series | Denys Lasdun & Partners Drawings |