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).
Telegram discussing a stiffness reduction and its effect on braking proportions.
| Identifier | ExFiles\Box 72\3\ scan0034 | |
| Date | 1st January 1937 | |
| If it is Reduce to 12 per cent which extra stiffness is required for other than brake reasons since 40 per cent of the braking on front proportionate braking to spring would only Reduce total braking 4 per cent which would not be perceptable Royce | ||