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 blueprints and parts for the Ripplet engine's crankcase and tachometer drive.
| Identifier | ExFiles\Box 118\1\ scan0120 | |
| Date | 1st March 1940 | |
| 1022 Rm{William Robotham - Chief Engineer}/CTS.{C. Trot Salt - Carburation}7/MH{M. Huckerby} 4-3-40 File To Rm.{William Robotham - Chief Engineer} c. to Ev.{Ivan Evernden - coachwork} EV{Ivan Evernden - coachwork}/HH.4/JH.1.3.40. Ripplet. Section 5000 Crankcase and bearings. PL.69 Tachometer Drive. Please receive, 2 blue prints of the following new details in accordance with the above scheme - RE.272 Drive gear 1 off. RE.273 Housing 1 off. The following standard parts are also required - EW.1107 washer 1 off. R.28375 Disc 1 off. KB.1083 Washer 1 off. We attach print of PL.69 marked up with piece numbers. EV{Ivan Evernden - coachwork}/HH. | ||