From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
Cost analysis for PL.97.
| Identifier | ExFiles\Box 148\2\ scan0282 | |
| Date | 24th January 1940 | |
| 1260 To JRD//AML. Rm.{William Robotham - Chief Engineer}17/JH.24.1.40. Will you please let us have a cost analysis of PL.97 herewith. Rm.{William Robotham - Chief Engineer} | ||