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).
Recommendation regarding the manufacturing specifications for lead steering nuts.
| Identifier | ExFiles\Box 17\3\ Scan238 | |
| Date | 1st May 1938 | |
| To BY.{R.W. Bailey - Chief Engineer} from Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} +7430 x5430 Hs{Lord Ernest Hives - Chair}/Rm{William Robotham - Chief Engineer}2/LG1.5.38. In view of R's recent move on steerings, we recommend that no more .940 lead steering nuts are manufactured as these will be replaced by .812 lead. Also that nothing but .750 lead nuts should be made for the 20 HP. pre F.{Mr Friese} series conversions Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} OO.SI | ||