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 from Vacuum Oil Company offering Mobiloil Aero 'H' for testing liquid-cooled engines.
| Identifier | ExFiles\Box 145\1\ scan0087 | |
| Date | 26th January 1934 guessed | |
| Y56-12948 No. 2. V.O.Co., Ltd., to Messrs.Rolls-Royce,Ltd. We shall be glad to supply quantities for test purposes if desired, while should you require a heavier type of oil for liquid cooled engines, we could offer Mobiloil Aero "H", the technical details of which have already been forwarded you. Yours truly, VACUUM OIL COMPANY LIMITED. O.Y. Jones Chief Engineer, Automotive Department. OTJ:EF | ||