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).
Sending a set of fan blades and a balance weight by air mail with fitting instructions.
| Identifier | ExFiles\Box 131\4\ scan0003 | |
| Date | 4th January 1937 | |
| 113 Rm{William Robotham - Chief Engineer}/GWH.{George W. Hancock - Head Chateauroux} from Rm{William Robotham - Chief Engineer}/Std. Rm{William Robotham - Chief Engineer}/Std12/R.4.1.37. We are sending you by air mail the set of fan blades which we wish you to run on 6.B.IV. Will you please fit these to the existing hub and also fit the attached balance weight as shown on attached sketch. The blades and the balance weight are marked so that they can be located correctely relative to each other. Rm{William Robotham - Chief Engineer}/Std. | ||