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).
Duckham's Oil, explaining a delay in oil tests due to production issues with bearings.
| Identifier | ExFiles\Box 145\3\ scan0078 | |
| Date | 19th January 1937 | |
| 1235 Sg.{Arthur F. Sidgreaves - MD} from Rm.{William Robotham - Chief Engineer} Rm{William Robotham - Chief Engineer}23/R.19.1.37. DUCKHAM'S OIL. Replying to Sg{Arthur F. Sidgreaves - MD}1/E.19.1.37., we have been in such a mess with bearings that we have done no oil tests whatever for the past 12 months. We were proposing to come back to them as soon as we have got production clear from bearing troubles. Rm.{William Robotham - Chief Engineer} | ||