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).
Listing two required modifications for the Wraith car.
| Identifier | ExFiles\Box 108\2\ scan0040 | |
| Date | 4th March 1938 | |
| 600 To HPS.{Horace Percy Smith - Experimental Factory Mgr} Rm{William Robotham - Chief Engineer}/Wym.{G. Harold Whyman - Experimental Manager}11/JH.4.3.38. WRAITH CAR MODIFICATIONS. Will you please add to your list of mods. required to all Wraith cars the 2 following items. GCD.446 (mods to hand brake). FCD.523.(water screen, front brake idlers). These should be fitted to 25.G.VI. Rm{William Robotham - Chief Engineer}/Wym.{G. Harold Whyman - Experimental Manager} | ||