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).
Cover note for attached information regarding banging in the silencer.
| Identifier | ExFiles\Box 146\2\ scan0255 | |
| Date | 2nd July 1937 | |
| W/P. Sr. from Rm.{William Robotham - Chief Engineer} 7245 Rm{William Robotham - Chief Engineer}8/R.2.7.37. BANGING IN THE SILENCER. We have circulated the attached information which is going to be incorporated in a Depot Sheet. In case it takes some little time to reach you we send you an advance copy. Rm.{William Robotham - Chief Engineer} | ||