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).
The status of five ongoing experiments, including pistons, starter gear, and brakes.
| Identifier | ExFiles\Box 75\5\ scan0072 | |
| Date | 10th June 1920 | |
| X.3683. To EFC/Mrs. Tweddell from Da{Bernard Day - Chassis Design}/Stt. Da{Bernard Day - Chassis Design}/Stt3/CB10.6.20. The following is the position of experiments about which you have been inquiring:- X.3739 - Piston to LeC.1163. The details for this were drawn out but in view of the numerous piston drawings received from West WitteringHenry Royce's home town, many of which cancelled previous drawings, they have not been issued, and have been marked "Not Used". X.3765. - Piston to LeC.1176. The above has been incorporated with LeC.1166 - details of which were issued under X.3746. X.3683. - Starter Gear - U.S.A. Chassis. This has not yet been commenced. X.3753. - Hand Brake Equalizing Shaft. U.S.A. A scheme and details of this have been drawn out, but not yet issued. Mr. Day is looking into the matter with a view of passing it over to By.{R.W. Bailey - Chief Engineer} X.3685. - Speedometer Drive. U.S.A. The details for this were issued with Da{Bernard Day - Chassis Design}/Stt6/EF22.4.20, under X.3720 (3/19 Gear Box). Copy te sent to you. Da{Bernard Day - Chassis Design}/Stt. | ||