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).
Instruction to ensure the new type of exhaust valve is used for the Bensport engine.
| Identifier | ExFiles\Box 88\4\ scan0006 | |
| Date | 15th December 1932 | |
| x 264. By.{R.W. Bailey - Chief Engineer} From Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer}4/MA.15.12.32. Will you please make sure that the new type of exhaust valve is instructed for Bensport engine. Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} | ||