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 to fit a modified Attwaters fabric gear to a Phantom III water pump and timing gear test rig to accelerate wear.
| Identifier | ExFiles\Box 149a\1\ scan0241 | |
| Date | 25th June 1938 | |
| 1269 HPS.{Horace Percy Smith - Experimental Factory Mgr} from Rm{William Robotham - Chief Engineer}/FJH.{Fred J. Hardy - Chief Dev. Engineer} c. W. Bell. Rm{William Robotham - Chief Engineer}/FJH.{Fred J. Hardy - Chief Dev. Engineer}25.6.38. P.III WATER PUMP AND TIMING GEAR TEST RIG. Will you please fit to the above rig one of the Attwaters fabric gears to S.C.D.420. This should be reduced to one-third of the standard width as has been done with the previous gears in order to accelerate wear. Rm{William Robotham - Chief Engineer}/FJH.{Fred J. Hardy - Chief Dev. Engineer} | ||