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).
Recommendation to use Wakefields Castrol 'R' Oil for the demonstration car.
| Identifier | ExFiles\Box 32\3\ Scan050 | |
| Date | 26th October 1920 | |
| To Hr. from Hs.{Lord Ernest Hives - Chair} X.1583 SFC. Hs{Lord Ernest Hives - Chair}1/LG26.10.20. RE WAKEFIELDS CASTROL OIL FOR DEMONSTRATION CAR. We recommend that the Demonstration Car is run on Wakefields Castrol "R" Oil. This is the oil we are recommending to customers and we should like to get as much experience with it as we possibly can. Hs.{Lord Ernest Hives - Chair} RECEIVED OCT 27 C 1920 | ||