| Reference Number | TPC/5/2/127/2 |
| Title | National Theatre Small Speaker Installation |
| Level | Item |
| Date | 05 July 1973 |
| Description | Theatre Projects Consultants Ltd drawing number 904/343 issue 4 [marked as issue 2] sheet 1 of 2 . Drawn by S E[ldridge]. Original date 4 July 1972. |
| Extent | 1 drawing |
| Series | Theatre Projects Consultants Ltd Drawings |