| Reference Number | TPC/5/4/285/1 |
| Title | National Theatre Upper Theatre and Offices. Offices Closer Panel Details |
| Level | Item |
| Date | 01 July 1973 |
| Description | Denys Lasdun & Partners drawing number 552.02.3447. |
| Extent | 1 drawing |
| Series | Denys Lasdun & Partners Drawings |