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).
Letter to the Vacuum Oil Company Ltd. acknowledging receipt of information on oil viscosities.
| Identifier | ExFiles\Box 145\1\ scan0058 | |
| Date | 1st December 1933 | |
| Experimental Dept. Hs{Lord Ernest Hives - Chair}/Lid.{A. J. Lidsey}14/KT. December 1st 1933. The Vacuum Oil Company Ltd., Caxton House, Westminster, London. S.W.1. Dear Sirs, re. Oil Viscosities. We are in receipt of your letter ref: B.1/Eng. of the 30th ult, enclosing a table showing the viscosity readings of Mobiloil 'D' together with various other engine oils. This information is exactly what we required and we are extremely grateful to you for letting us have it. We note with thanks your recommendations for engine oils suitable for low temperature conditions. Yours faithfully, FOR ROLLS-ROYCE LIMITED. | ||