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).
Fitting rubbing blocks to levers that have already been fitted with tungsten contact points.
| Identifier | ExFiles\Box 35\6\ scan 153 | |
| Date | 11th September 1925 | |
| To RHC.{R. H. Coverley - Production Engineer} from EFC. X2894 EFC5/T11.9.25. X.2894 - TUNGSTEN CONTACT POINTS. Herewith we hand to you one doz. levers which have now been fitted with tungsten contact points. Will you please have these fitted with rubbing blocks,(the material for which we hand you herewith), and return to us as soon as convenient. EFC. | ||