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).
Confirming the satisfactory performance and continued recommendation of Toneline lubricating oil.
| Identifier | ExFiles\Box 32\4\ Scan241 | |
| Date | 8th May 1926 | |
| To BJ. from Hs.{Lord Ernest Hives - Chair} c. to Hk.{Col. T. Harker - Sales} (Paris) c to EP{G. Eric Platford - Chief Quality Engineer} X1588 Hs{Lord Ernest Hives - Chair}4/LG8.5.26. LUBRICATING OILS. BJI/HS.{Lord Ernest Hives - Chair}5.26 We agreed originally that Toneline oil was satisfactory to use on RR. cars. The several years experience with this oil in France confirms that it is satisfactory. We see no reason why we should not continue as before and recommend Toneline oil. Hs.{Lord Ernest Hives - Chair} | ||