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).
Experiment on the Phantom III Gearbox involving bushes pressed into the 2nd speed pinion.
| Identifier | ExFiles\Box 94\2\ scan0129 | |
| Date | 17th December 1936 | |
| BY.{R.W. Bailey - Chief Engineer} C. Des. Rm.{William Robotham - Chief Engineer} 328 GRY.{Shadwell Grylls} E/HDY.{William Hardy}1/HP.17.12.36. Phantom III Gearbox. With reference to N.Sch.4940 showing bushes pressed into the 2nd speed pinion, this is to be regarded as an experiment that may be made when the opportunity occurs, but is not to interfere with the introduction of N.Sch.4969 on production as soon as the usual testing permits. E/HDY.{William Hardy} | ||