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).
Rear axle components for the Comet & Corniche 80, specifically regarding the pitch angle.
| Identifier | ExFiles\Box 114\1\ scan0322 | |
| Date | 13th November 1940 | |
| 1015 To Rm.{William Robotham - Chief Engineer} from Rm{William Robotham - Chief Engineer}/HH. c. to Ev.{Ivan Evernden - coachwork} Rm{William Robotham - Chief Engineer}/HH.6/SW.13.11.40. Comet & Corniche 80. Rear Axle Sec.6120. The following pieces have been detailed in accordance with PD.312 and specification No.PL.267 and an LOP made for this section. RG.{Mr Rowledge}1732 Bevel Pinion 13/43 ratio. RG.{Mr Rowledge}1733 Bevel wheel 13/43 ratio. The pitch angle is not quoted on RG.{Mr Rowledge}1732 since there is some doubt as to the right figure. (A letter ref., Rm{William Robotham - Chief Engineer}/HH.4/SW.7.11.40, has been dispatched to Gleasons) RG.{Mr Rowledge}1748 Rear Axle LOP. (13/43 ratio). The information re pitch angle will be added to RG.{Mr Rowledge}1732, and this will then complete this section. Rm{William Robotham - Chief Engineer}/HH. Nole | ||