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).
Extract from a letter by Mr. Minchin of Peto & Radford regarding a preference for platinum points over tungsten ones.
| Identifier | ExFiles\Box 35\6\ scan 243 | |
| Date | 1st February 1927 | |
| X2894 Extract from letter from Mr. Minchin (of Peto & Radford) .X.4008. M/S. 1st. Feb. 1927. I am sorry to hear Mr. Royce's suggestion re tungsten points. I think the platinum are the better and I do not think I like my tungsten ones. | ||