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).
Page 3 of a letter from Solex Ltd. to Messrs. Rolls Royce Ltd. regarding comparative testing.
| Identifier | ExFiles\Box 121\2\ scan0108 | |
| Date | 23th February 1929 | |
| Messrs.Rolls Royce Ltd. 23rd February 1929. -3- factors that may be in unobserved operation during one test and absent in the other, but with all conditions identical, the discrepancy is so profound and apparently impossible technically that we are asked respectfully to enquire whether you will permit the comparative tests, especially at these points, to be carefully repeated. The final designs depend, as you know, upon these findings and the Research Dept. do not wish to waste your time in testing out an eventual product designed to cope with engine "characteristics" that possibly may not exist. May we beg to have your views, and meanwhile, assuring you of our best attention, We are, Yours faithfully, FOR SOLEX LTD. J Mantell | ||