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).
Confirming no objection to using the Wraith axle casing side plate on the Phantom III.
| Identifier | ExFiles\Box 92\5\ scan0163 | |
| Date | 7th February 1938 | |
| 302. To By.{R.W. Bailey - Chief Engineer} from Rm{William Robotham - Chief Engineer}/FJH.{Fred J. Hardy - Chief Dev. Engineer} c. HS.{Lord Ernest Hives - Chair} c. RHC{R. H. Coverley - Production Engineer}/SB.{Mr Bull/Mr Bannister} Rm{William Robotham - Chief Engineer}/FJH.{Fred J. Hardy - Chief Dev. Engineer}4/AP.7.2.38 REAR AXLE - PHANTOM III. With reference to memo RHC{R. H. Coverley - Production Engineer}/SB.{Mr Bull/Mr Bannister}2/MC.25.1.38, suggesting that we should use the Wraith axle casing side plate on Phantom III, we can see no objection to this and do not think it is necessary to test the Wraith plate on Ph.III. Rm{William Robotham - Chief Engineer}/FJH.{Fred J. Hardy - Chief Dev. Engineer} | ||