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).
Request to modify four shock damper valve chambers and valves to increase the high pressure load.
| Identifier | ExFiles\Box 151\2\ scan0070 | |
| Date | 18th May 1933 | |
| X4698 RHC. {R. H. Coverley - Production Engineer} from Hs {Lord Ernest Hives - Chair} /Les. Hs {Lord Ernest Hives - Chair} /Les.1/KT.18.5.33. Will you please modify 4 shock damper valve chambers and valves to Hs. {Lord Ernest Hives - Chair} 993. This is so that the high pressure load will be 30% greater than the low pressure load. We can supply the necessary valves and valve chambers. Hs {Lord Ernest Hives - Chair} /Les. | ||