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).
To Bentley Motors Ltd. regarding the hardness of a re-nitrided crankshaft for chassis B.35.KU, the 1938 Paris Trials Car.
| Identifier | ExFiles\Box 114\3\ scan0119 | |
| Date | 27th January 1938 | |
| MR To Bentley Motors Ltd. Derby Copy to Rm.{William Robotham - Chief Engineer} Rm{William Robotham - Chief Engineer}/GWH.{George W. Hancock - Head Chateauroux} JAN 29 Levallois Sr/VA6/BT.{Capt. J. S. Burt - Engineer}27.I.38 Re: CHASSIS B.35.KU - 1938 PARIS TRIALS CAR With reference to the crankshaft which we removed from the above chassis and on which we have since had the main journals re-ground to .010" u/s and the shaft re-nitrided by Messrs. Aubert & Duval, the above firm have informed us that, after re-nitriding, the hardness of the case was 650 Vickers/Brinell. We spoke about the above with GWH.{George W. Hancock - Head Chateauroux} during his last visit to Paris. Sr/VA. VD. | ||