| Reference Number | TPC/5/4/335 |
| Title | Upper Theatre and Offices Group Plans of Lighting Perch Stair Stage Right Upper Theatre Stair 52 (Stair 51 Handed) |
| Level | File |
| Date | October 1973 |
| Description | Denys Lasdun & Partners drawing number 552/02/3551 issues B and D. Original date 21 July 1970. |
| Extent | 2 drawings |
| Series | Denys Lasdun & Partners Drawings |