| Reference Number | TPC/5/10/40 |
| Title | National Theatre Electrical Layout Working Light System Switchboard TP3 |
| Level | Item |
| Date | 13 December 1978 |
| Description | Crown House Engineering Ltd/Theatre Projects Consultants Ltd drawing number 904/259/R. |
| Extent | 1 drawing |
| Series | Crown House Engineering Ltd (Theatre Projects Consultants Ltd) Drawings |