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).
Requesting an examination of the casehardening depth for an inner race part from a Phantom III steering gear.
| Identifier | ExFiles\Box 95\1\ scan0476 | |
| Date | 18th March 1938 | |
| γ 350. To H1/EW. from Rm{William Robotham - Chief Engineer}/FJH.{Fred J. Hardy - Chief Dev. Engineer} Rm{William Robotham - Chief Engineer}/FJH.{Fred J. Hardy - Chief Dev. Engineer}3/MH.{M. Huckerby}18.3.38. PH.III STEERING. Will you please examine for depth of casehardening the inner race F.87130 which we have handed to you. This part was removed from the steering gear of chassis 3.BU.168 after 8,966 miles. Rm{William Robotham - Chief Engineer}/FJH.{Fred J. Hardy - Chief Dev. Engineer} | ||