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).
Requesting the modification of a servo drive shaft for a Wraith Gearbox to reduce weight.
| Identifier | ExFiles\Box 8\11\ 11-page017 | |
| Date | 22th May 1935 | |
| SECRET [Handwritten crossed out] 1004 [Handwritten] 628 To HY.{Tom Haldenby - Plant Engineer} from DY.{F R Danby} HDY.{William Hardy}2/HP.22.5.35. c. WEP. E.{Mr Elliott - Chief Engineer} Hs.{Lord Ernest Hives - Chair} Ber. RHC.{R. H. Coverley - Production Engineer} Wraith Gearbox. Will you kindly modify the servo drive shaft for this box to reduce weight, as we show by N. Sch.4500 herewith. N.Sch.4500 herewith. HDY.{William Hardy} | ||