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).
List of specifications and modifications for clutch and electrical components.
| Identifier | ExFiles\Box 97\3\ scan0150 | |
| Date | 19th June 1939 | |
| DY{F R Danby}/HS.{Lord Ernest Hives - Chair}2/AG.19.6.39 (cont'd) Clutch Lightened Flywheel Rm.{William Robotham - Chief Engineer}570 Orange Clutch Springs Otherwise as B.5 Change Gear & Brake Mech. GCD.1378 Moved out 4.000 to Electrical Lamps and Horns DB.{Donald Bastow - Suspensions}2319 (See note re mounting of Mellowtone Horns) Instrument Board DB.{Donald Bastow - Suspensions}2316 Speedometer to suit 11/41 & 12/41 axle ratio. Petrol Gauge to suit Petrol Tank 18 Galls. Ignition Distributor DB.{Donald Bastow - Suspensions}2300 Hand Control Please issue the necessary instructions to the Experimental Dept. BY/NS{Norman Scott} ls | ||