| Reference Number | TPC/5/2/78 |
| Title | [Upper Theatre Working Lights Levels 132' and Above Grid Working Light System] |
| Level | File |
| Date | c 1973 |
| Description | Theatre Projects Consultants Ltd drawing number 904-232, unnumbered issue and issue 1 |
| Extent | 2 drawings |
| Series | Theatre Projects Consultants Ltd Drawings |