Alterations to the Slipper Flywheel dowel design, referencing drawing LeC.2131.
| Identifier | ExFiles\Box 66\4\ scan0031 | |
| Date | 31th August 1925 | |
| To BY. {R.W. Bailey - Chief Engineer} from E, c. to CJ. Hs. {Lord Ernest Hives - Chair} E1/M31.8.25. RE. EAC. SLIPPER FLYWHEEL. X. 8300 X. 5300 We send herewith drawing LeC. 2131, shewing the above fitted with dowels as per our alteration to Goshawk(Aero Engine)(Codename for 20HP Car / Aero Engine after Kestrel(Aero Engine)). It is decided that the dowel need not be hollow right through for the purposes of riveting, and this should also apply to the dowels shewn in the Goshawk(Aero Engine)(Codename for 20HP Car / Aero Engine after Kestrel(Aero Engine)) design. 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).