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).
Request for the weight of an 'M' Series Bentley piston and connecting rod for designing a new duralumin rod.
| Identifier | ExFiles\Box 83\3\ scan0092 | |
| Date | 1st December 1938 | |
| 200. Rm{William Robotham - Chief Engineer}/Swdl.{Len H. Swindell} from Rm.{William Robotham - Chief Engineer} Rm{William Robotham - Chief Engineer}3/R.V.12.38. Will you please let me have the weight of the piston complete with rings and gudgeon pins, and the weight of the little-end and the big-end of the connecting rod of an 'M' Series Bentley, together with the latest drawing of our connecting rod with non-flanged bush. These are for the purpose of enabling Tsn. to design a duralumin rod for our units. Rm.{William Robotham - Chief Engineer} | ||