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).
Professor Dodds' positive experience with Discol fuel, which resolved engine missing and knocking.
| Identifier | ExFiles\Box 90\2\ scan0155 | |
| Date | 1st February 1937 | |
| 261 I WST S/W To Rm.{William Robotham - Chief Engineer} from Sg.{Arthur F. Sidgreaves - MD} re Professor Dodds. Copy to Hs.{Lord Ernest Hives - Chair}C.H. Sg{Arthur F. Sidgreaves - MD}11/E11.2.37 You will, I know, be pleased and interested to hear that all Professor Dodds' troubles in connection with Missing have disappeared since he commenced running on Discol. He says he finds another advantage and that is that under no conditions of running with this fuel can the engine be made to knock. Sg.{Arthur F. Sidgreaves - MD} | ||