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 views on the new Patent Castrol Oil following its successful 10,000-mile test.
| Identifier | ExFiles\Box 145\2\ scan0060 | |
| Date | 9th March 1935 | |
| S/W Hs{Lord Ernest Hives - Chair} γ 2465. C1/09.3.35 Re OIL ------- We have received a letter from Mr.Limb of Wakefields saying that you have approved of the new Patent Castrol Oil, after having tested it for 10,000 miles, and he says that the engine was found to be in an exceptional condition. He states that the Trade were advised on March 1st and they will be making a public announcement on the 22nd inst. Will you please, therefore, let us know what your views are in regard to this oil because we shall no doubt be getting applications from customers as to whether they can use it on their cars and we should like to be in a position to give them advice. C. | ||