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 Shell-Mex and B.P. Ltd. detailing the S.A.E. numbers for their new oils.
| Identifier | ExFiles\Box 145\3\ scan0266 | |
| Date | 9th September 1937 | |
| SHELL-MEX AND B.P. LTD Telephone: Temple Bar 1234 Telegrams: Shelbeepee, Telex, London Distributors for the Shell and Anglo-Iranian Oil Groups P.O. BOX NO. 148 . SHELL-MEX HOUSE VICTORIA EMBANKMENT . LONDON . W.C.2 Your Reference Rm{William Robotham - Chief Engineer}/Gry{Shadwell Grylls}2/R.{Sir Henry Royce} Our Department T & R.{Sir Henry Royce} LGC/LD. Date. 9th September 1937. Messrs. Rolls-Royce Ltd., DERBY. Dear Sirs, In reply to your letter of September 8th, we beg to advise you that the equivalent S.A.E. numbers of our new oils are as follows:- SINGLE ... 20 DOUBLE ... 30 TRIPLE ... 50 GOLDEN ... 60 We should also like to mention that the Viscosity Indices, to which we attach considerable importance, approximate 100 in all cases. Yours faithfully, For SHELL-MEX AND B.P. LTD., Manager - Technical & Research Dept. All offers subject to acceptance by return of post unless otherwise stated | ||