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).
Note on tyre pressure figures found during a road test.
| Identifier | ExFiles\Box 153\4\ scan0027 | |
| Date | 31th January 1940 | |
| -2- Rm{William Robotham - Chief Engineer}/FD.{Frank Dodd - Bodies}1/MH.{M. Huckerby}31.1.40. of 25 lbs. front and 20 lbs. rear were a good compromise for ride and directional stability. Owing to weather conditions our road test was limited, and these tyre pressure figures will be re-checked again. Rm{William Robotham - Chief Engineer}/FD.{Frank Dodd - Bodies} | ||