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).
Notice detailing a modification to the Phantom III steering shaft diameter.
| Identifier | ExFiles\Box 87\5\ scan0257 | |
| Date | 26th April 1939 | |
| [strikethrough]BY/Rm.{William Robotham - Chief Engineer}[/strikethrough] 350. c. Rm.{William Robotham - Chief Engineer} DA.{Bernard Day - Chassis Design}11/G.26.4.39. PHANTOM III. STEERING. FJH{Fred J. Hardy - Chief Dev. Engineer} Herewith is PD.422 which in accordance with BY's instructions has been modified to make the diameter of the shaft 1.100 between the roller bearing and the plain bush instead of 1.200 diameter. The drawing is now re-issued for this modification to be incorporated in the detail. DA.{Bernard Day - Chassis Design} | ||