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).
Replacement of light alloy brake drums with cast iron drums, with instructions not to scrap the old parts.
| Identifier | ExFiles\Box 120\1\ scan0258 | |
| Date | 4th February 1938 | |
| 1028 HPS.{Horace Percy Smith - Experimental Factory Mgr} from Rm.{William Robotham - Chief Engineer} c. Rm{William Robotham - Chief Engineer}/AFM.{Anthony F. Martindale} Rm{William Robotham - Chief Engineer}10/R.4.2.38. LIGHT ALLOY BRAKE DRUMS. In the immediate future a number of sets of light alloy brake drums will be replaced by cast iron drums. We do not want any light alloy drums and shoes to be scrapped. Rm.{William Robotham - Chief Engineer} | ||