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).
Instruction to alter the dimensions of the 'Vulture' crankshaft.
| Identifier | ExFiles\Box 74\4\ scan0053 | |
| Date | 29th September 1920 | |
| R.R. 285A (100 T) (S.G. 643, 19-2-20) G.{Mr Griffiths - Chief Accountant / Mr Gnapp} 2818 X3548 37 E1/G29.9.20. To Da.{Bernard Day - Chassis Design} from E.{Mr Elliott - Chief Engineer} c. to CJ. c. to Hs.{Lord Ernest Hives - Chair} c. to By.{R.W. Bailey - Chief Engineer} c. to EFC. X.3837. RE " VULTURE" CRANKSHAFT. Would you kindly instruct that the "Vulture" crankshaft should have journals of 2.25" diameter and pins of 2" diameter instead of 2.85 and 2.25" respectively. The borings through pins and journals should be altered to suit. E.{Mr Elliott - Chief Engineer} | ||