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).
Previous recommendation on the relative importance of four oil companies for lubricants.
| Identifier | ExFiles\Box 144\1\ scan0216 | |
| Date | 7th February 1934 | |
| W/S To C. from ROY.{Sir Henry Royce} c. to Hs.{Lord Ernest Hives - Chair} c. to Mx.{John H Maddocks - Chief Proving Officer} + 967 ROY{Sir Henry Royce}4/MG7.2.34 Lubricants Dealing with the concluding paragraph of Hs.{Lord Ernest Hives - Chair}5/MJ7.2.34 re above, I would remind you that in ROY{Sir Henry Royce}2/MG30.1.34, Paragraph (c) I clearly outlined the opinion I had formed as to the relative importance each of the four Oil companies in question attach to this recommendation. ROY.{Sir Henry Royce} | ||