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).
Instruction to incorporate a 2nd speed Buick type coupling modification into universal gearboxes.
| Identifier | ExFiles\Box 136\4\ scan0192 | |
| Date | 2nd November 1937 | |
| To HPS.{Horace Percy Smith - Experimental Factory Mgr} 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}4/AP.2.11.37. 1153 UNIVERSAL GEARBOX. Will you please incorporate in all the above gearboxes the modification to 2nd. speed Buick type coupling GCD.18o which is now being detailed. The dogs of the coupling should not be releived until we find whether this is necessary. Rm{William Robotham - Chief Engineer}/FJH.{Fred J. Hardy - Chief Dev. Engineer} | ||