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).
Recommendation to reduce the wheel cone angle to prevent paint damage on the spokes.
| Identifier | ExFiles\Box 14\8\ Scan285 | |
| Date | 19th August 1930 guessed | |
| (2) The reduction in the angle of the cone of the wheel would save the paintwork on the spokes from the damage which it now experiences. EV.{Ivan Evernden - coachwork} | ||