| Reference Number | TPC/5/2/162/4 |
| Title | National Theatre Electrical Installation Detail of Switchboards |
| Level | Item |
| Date | 28 February 1973 |
| Description | Theatre Projects Consultants Ltd drawing number 904/729 rev 3 (issue 3) sheet 2 of 2. Drawn by P O. Original date 14 September 1972. |
| Extent | 1 drawing |
| Series | Theatre Projects Consultants Ltd Drawings |