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).
Recommending that a pair of the '12/41' compromise should be obtained.
| Identifier | ExFiles\Box 123\3\ scan0006 | |
| Date | 2nd May 1933 guessed | |
| - 2 - The 12/41 seems the best compromise, and we suggest a pair should be obtained. DA.{Bernard Day - Chassis Design} | ||