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 modifications to a rig steering box, including fitting new bearings and a hardened rockershaft.
| Identifier | ExFiles\Box 106\3\ scan0431 | |
| Date | 11th January 1937 | |
| To HPS.{Horace Percy Smith - Experimental Factory Mgr} from Rm{William Robotham - Chief Engineer}/FJH.{Fred J. Hardy - Chief Dev. Engineer} 25/30 550 Rm{William Robotham - Chief Engineer}/FJH.{Fred J. Hardy - Chief Dev. Engineer}14/AP.11.1.37. RIG STEERING BOX. Will you please fit to the rig steering box the roller follower with 5/16.dia. ball bearings which we have handed to the Shop. Will you please also make for this gear a new rockershaft which should be hardened. The existing shaft which was left soft is becoming indented on the bearing races. Rm{William Robotham - Chief Engineer}/FJH.{Fred J. Hardy - Chief Dev. Engineer} | ||