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).
Urgent modification regarding the use of existing valves as inlet valves.
| Identifier | ExFiles\Box 35\3\ scan 047 | |
| Date | 31th August 1923 | |
| BJ. from Hs.{Lord Ernest Hives - Chair} X2764 Hs{Lord Ernest Hives - Chair}1/LG31.8.23. X.2764 - VALVES. B920/H30.8.23 Referring to the attached. It is not proposed to scrap the valves - these will be used as Inlet Valves - until these are used, the new valves will only be used on the exhaust. R.{Sir Henry Royce} considers this modification urgent. Hs.{Lord Ernest Hives - Chair} | ||