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).
Confirmation memo regarding modifications to propeller shaft needle bearings and cages.
| Identifier | ExFiles\Box 148\4\ scan0138 | |
| Date | 21th March 1940 | |
| 1262 To HPS.{Horace Percy Smith - Experimental Factory Mgr} c. to HPS{Horace Percy Smith - Experimental Factory Mgr}/RH.{R. Hollingworth} Rm{William Robotham - Chief Engineer}/FJH.{Fred J. Hardy - Chief Dev. Engineer}9/JH.21.3.40. Propellor Shaft Needle Bearings. This is to confirm that we have asked you to shorten two sets of 1350 type Hardy Spicer Universal Joint needles to Rm.{William Robotham - Chief Engineer}614 and to make 8 needle cages to Rm.{William Robotham - Chief Engineer}615. Rm{William Robotham - Chief Engineer}/FJH.{Fred J. Hardy - Chief Dev. Engineer} | ||