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).
Instruction to experiment with a gearbox sleeve and cam pins, changing their angle from 50º to an alternative of 45º.
| Identifier | ExFiles\Box 15\5\ Scan407 | |
| Date | 13th September 1934 | |
| To HY.{Tom Haldenby - Plant Engineer} from HDY.{William Hardy} GRY{Shadwell Grylls} (handwritten signature) x7310 (handwritten) HDY.{William Hardy}1/EP.{G. Eric Platford - Chief Quality Engineer}13.9.34. c. Wsm. E.{Mr Elliott - Chief Engineer} Hs.{Lord Ernest Hives - Chair} Des. RMcV P.R. S.W. 2nd Gearbox. Will you kindly instruct for experiment sleeve and cam pins with an angle of 45º instead of the present 50º for use with the experimental S.W. sleeve to N. Sch. 4143, and with the wider 2nd speed cones to N. Sch. 4141. alternative (handwritten) HDY.{William Hardy} | ||