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).
Adoption of improvements to parts under the bonnet.
| Identifier | ExFiles\Box 5a\5\ 05-page209 | |
| Date | 29th October 1929 guessed | |
| -2- I feel that our only hope is to adopt as soon as possible improvements (1), (2), and (3). These will only effect parts under the bonnet - i.e. neither chassis or bodies, now that we have the extra 3" available. R.{Sir Henry Royce} | ||