| Reference Number | TPC/5/4/625 |
| Title | Lower Theatre Removable Rostrum |
| Level | Item |
| Date | 13 August 1973 |
| Description | Denys Lasdun & Partners sketch number 552/SK/13.8.73 (552.03.4819). Two annotated copies. |
| Extent | 2 drawings |
| Series | Denys Lasdun & Partners Drawings |