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).
The decision to standardize a new exhaust valve for 25/30 units.
| Identifier | ExFiles\Box 106\5\ scan0163 | |
| Date | 6th May 1936 | |
| X554 To RHC.{R. H. Coverley - Production Engineer} Hs{Lord Ernest Hives - Chair}/Swdl.{Len H. Swindell}22/JH. 6.5.36. 25/30 units. It has now been decided to standardise a new exhaust valve for the above units to LeC.5097 (E.C1073.) These valves therefore cancel all others and should be fitted to the following units as soon as possible. C-16 which is being reassembled. C-18 at present being fitted to GAK-20. Set to be sent out to GWH{George W. Hancock - Head Chateauroux} for C-17 in 22-C-V Set to be provided for the test bed for endurance (B-9). Hs{Lord Ernest Hives - Chair}/L.H.Swindall. | ||