The Goshawk 11 crankshaft pinion spring drive, stating that work on Spring Drive LeC.1449 should cease as it is superseded by scheme LeC.1458 with a slipper flywheel.
| Identifier | ExFiles\Box 79\3\ scan0134 | |
| Date | 8th October 1921 | |
| To BY. {R.W. Bailey - Chief Engineer} from E. {Mr Elliott - Chief Engineer} c. to Hs. {Lord Ernest Hives - Chair} X4222 E1/G8.10.21. GOSHAWK(Aero Engine)(Codename for 20HP Car / Aero Engine after Kestrel(Aero Engine)) 11. CRANKSHAFT PINION SPRING DRIVE. X.4222 X.4221 It should be understood that nothing more should be done with Spring Drive LeC.1449 now that we have a scheme LeC.1458 fitted with slipper flywheel. E. {Mr Elliott - Chief Engineer} | ||
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).