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).
Short internal memo requesting confirmation that the engine cost is satisfactory.
| Identifier | ExFiles\Box 89\5\ scan0030 | |
| Date | 9th May 1939 | |
| OVER ENGINE PLEASE CONFIRM COST SATISFACTORY. ROBOTHAM. 9.5.39. | ||