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).
Request to prepare a Wraith fan blade set from Duralumin material to be carried as a spare.
| Identifier | ExFiles\Box 97\4\ scan0144 | |
| Date | 21th November 1938 | |
| J 4506 To HPS.{Horace Percy Smith - Experimental Factory Mgr} from Rm{William Robotham - Chief Engineer}/Std. Rm{William Robotham - Chief Engineer}/Std.8/MH.{M. Huckerby}21.11.38. Will you please prepare a Wraith fan blade set to the latest drawings except that the blades should be in "Duralumin" material as now standardised for P.III. This blade set should be completed at the earliest possible moment as it must be carried as spare by 8.B.V. car during any subsequent mileage which it may do. Rm{William Robotham - Chief Engineer}/Std. | ||