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).
Modifications to the crankshaft and wheelcase for an improved slipper flywheel and spring drive.
| Identifier | WestWitteringFiles\T\March1929-December1929\ Scan185 | |
| Date | 26th July 1929 | |
| FROM E.{Mr Elliott - Chief Engineer} Copy to HS.{Lord Ernest Hives - Chair} SECRET. ORIGINAL E2/M26.7.29. x4300. x7010. SS.{S. Smith} IMPROVED SLIPPER FLYWHEEL AND SPRING DRIVE. We send you herewith LeC. 2739. shewing the above. The crankshaft for this can be made from the last modified crank instructed by machining the front end. The wheelcase is the same as at present except for an alteration to the bore for the oil retainer. E.{Mr Elliott - Chief Engineer} | ||