| Reference Number | TPC/5/3/17 |
| Title | Sound and Communications; National Theatre, Lower Theatre, Plan at 38.00 and 34.50 |
| Level | File |
| Date | 04 May 1972-17 October 1973 |
| Description | Theatre Projects Consultants Ltd drawing number 904/315 issue 2 and issue 5: Sound and Communications. Original date 24 March 1970. This is an addition to Denys Lasdun & Partners drawing 552/01/4010 I: National Theatre, Lower Theatre, Plan at 38.00 and 34.50. |
| Extent | 2 drawings |
| Series | Theatre Projects Consultants Ltd (Denys Lasdun & Partners) Drawings |