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 make 3 sets each of springs to Hs.469 A and B to increase the driving load in the 25 HP low inertia damper.
| Identifier | ExFiles\Box 105\3\ scan0215 | |
| Date | 8th November 1931 | |
| RHC.{R. H. Coverley - Production Engineer} from Hs{Lord Ernest Hives - Chair}/Gry.{Shadwell Grylls} X5520 Hs{Lord Ernest Hives - Chair}/Gry.{Shadwell Grylls}1/ADL 8.11.31. Will you please make 3 sets each of springs to Hs.{Lord Ernest Hives - Chair}469 A and B. This is to increase the driving load in the 25 HP. low inertia damper. Hs{Lord Ernest Hives - Chair}/Gry.{Shadwell Grylls} | ||