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).
Letter to W.A. Robotham regarding sending a Hykro steel mixture to Messrs. Aubert & Duval for their opinion on its nitriding capacity for crankshafts.
| Identifier | ExFiles\Box 146\1\ scan0138 | |
| Date | 16th December 1937 | |
| W.A.Robotham, Esq., Park Leys, DUFFIELD. Derbyshire. Dear Rm{William Robotham - Chief Engineer}, I was on the point of sending to Messrs. Aubert & Duval the mixture of the Hykro steel we intend using now for our crankshafts, with a view to obtaining their opinion on the nitriding capacity but resultant upon memo. EY.IO/G.8.12.37, I am wondering whether you still wish me to do so ? Will you let me know, s.v.p. ? As ever, | ||