Technical note comparing vibration and connecting rod length between Goshawk I and Goshawk 11 engines.
| Identifier | WestWitteringFiles\L\Jan1924-March1924\ Scan169 | |
| Date | 11th August 1920 guessed | |
| (2) are still on the comparatively flat part of the curves. Goshawk(Aero Engine)(Codename for 20HP Car / Aero Engine after Kestrel(Aero Engine)) 1. is said to be free of the vibration which occurs at very high speeds on Goshawk(Aero Engine)(Codename for 20HP Car / Aero Engine after Kestrel(Aero Engine)) 11. The difference in con. rod length between these two engines is not great. 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).