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).
Confirming five action points discussed regarding engine component development.
| Identifier | ExFiles\Box 159\5\ scan0167 | |
| Date | 18th March 1941 | |
| Rm{William Robotham - Chief Engineer}/CTS.{C. Trot Salt - Carburation} from Rm.{William Robotham - Chief Engineer} Instructions to Shot Rm.{William Robotham - Chief Engineer}8/ML.18.3.41. 1373 This is to confirm the following points discussed on 18.3.41. 1. You will summarise the available information regarding the adoption of helical oil pump gears. 2. You will ascertain the bouncing speed of single P.111. valve springs in a B.60. unit with a short duration camshaft. 3. You will take up the question of the best liner material, with Nagg of the Iron Foundry. 4. You will endeavour to get an experimental crankshaft fitted up with Welch washers. 5. You will ascertain whether we have a part-finished crankshaft or forging that would do for the aluminium engine. Rm.{William Robotham - Chief Engineer} | ||