| Reference Number | TPC/5/10/166 |
| Title | National Theatre Electrical Layout Lyttelton Theatre Control Room Complex |
| Level | Item |
| Date | 23 February 1978 |
| Description | Crown House Engineering Ltd drawing number 904/7133/R sheet 1. Drawn by A M S. |
| Extent | 1 drawing |
| Series | Crown House Engineering Ltd (Theatre Projects Consultants Ltd) Drawings |