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).
Performance curves from tests on the 10-EX car at Brooklands, comparing it to a standard Phantom.
| Identifier | ExFiles\Box 70\1\ scan0035 | |
| Date | 2nd March 1929 | |
| X8774 To E.P. from Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} Hs{Lord Ernest Hives - Chair}/Rm{William Robotham - Chief Engineer}4/LG12.3.29. X788 I have just dug out the attached curves which I made out after conducting tests on 10-EX on Brooklands. They may be of interest to you. The test is comparing 10-EX car with a standard open touring car Phantom. Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} | ||