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).
Request to examine a failed spider from a Bentley III propellor shaft for hardness and depth of case.
| Identifier | ExFiles\Box 99\4\ scan0107 | |
| Date | 3rd November 1938 | |
| 437 also 400b. To H1/EW. Rm{William Robotham - Chief Engineer}/FJH.{Fred J. Hardy - Chief Dev. Engineer}10/JH.3.11.38. BENTLEY III PROPELLOR SHAFT. We have handed to you a spider from the Hardy Spicer prop. shaft of 8.B.V, which has failed on two of the needle bearings tracks after 8,000 miles in France. Will you please examine for hardness and depth of case. Rm{William Robotham - Chief Engineer}/FJH.{Fred J. Hardy - Chief Dev. Engineer} | ||