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 regarding rollers for Wraith and Bentley steering systems.
| Identifier | ExFiles\Box 9\7\ 07-page185 | |
| Date | 19th April 1939 | |
| 650. Rm.{William Robotham - Chief Engineer} By.{R.W. Bailey - Chief Engineer} 2/G.{Mr Griffiths - Chief Accountant / Mr Gnapp} 19.4.39. Wraith & Bentley Steering re rollers. see file 1300. | ||