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).
Requesting the measurement of blow-by into the crankcase during endurance tests.
| Identifier | ExFiles\Box 155\2\ scan0289 | |
| Date | 16th January 1939 | |
| 135 Rm{William Robotham - Chief Engineer}/Swdl.{Len H. Swindell} from Rm.{William Robotham - Chief Engineer} Rm{William Robotham - Chief Engineer}5/R.16.1.39. BLOW-BY FIGURES. Whenever we run endurance we should like to make a practice of measuring the blow-by into the crankcase during these tests. Rm.{William Robotham - Chief Engineer} | ||