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).
The performance testing of an S.S. Jaguar at Brooklands.
| Identifier | ExFiles\Box 126\5\ scan0122 | |
| Date | 9th May 1939 guessed | |
| FILE 1040. To Rm.{William Robotham - Chief Engineer} S.S. Jaguar This car did 15-20 laps on its second visit to Brooklands. 10-15 of these were at full speed but not all consecutive, & the remainder acceleration runs. Rm{William Robotham - Chief Engineer} / I.M.W. | ||