| Reference Number | TPC/5/4/446 |
| Title | Lower Auditorium Lighting Bridge Routes Through Trusses [7] and 2 |
| Level | Item |
| Date | November 1971 |
| Description | Denys Lasdun & Partners drawing number 552/02/4620. |
| Extent | 1 drawing |
| Series | Denys Lasdun & Partners Drawings |