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).
Requesting 24 anodised aluminium balls for use as replenishing valves in shock dampers.
| Identifier | ExFiles\Box 151\2\ scan0391 | |
| Date | 6th March 1939 | |
| 1292 To HPS. {Horace Percy Smith - Experimental Factory Mgr} from Rm {William Robotham - Chief Engineer} /C1m. Rm {William Robotham - Chief Engineer} /C1m.8/JH.6.3.39. Please obtain 24 anodised aluminium balls .187" dia. for use in shock dampers, Wraith and B.V. rears and Wraith front, as replenishing valves. They are to be tried instead of the steel ones used at present. Rm {William Robotham - Chief Engineer} /C1m. | ||