| Reference Number | TPC/5/8/58 |
| Title | National (Lower) Theatre Layout - Windlass C[ounterweight] Sheaves |
| Level | Item |
| Date | 16 January 1975 |
| Description | Hall Stage Equipment Ltd drawing number Y90/19 issue A. Drawn by C A. Original date 14 January 1975. |
| Extent | 1 drawing |
| Series | Hall Stage Equipment Ltd Drawings |