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).
With a blueprint showing modifications to a silencer for a test to increase power output.
| Identifier | ExFiles\Box 102\1\ scan0121 | |
| Date | 4th April 1933 | |
| +5080 To Mr. from E.{Mr Elliott - Chief Engineer} E.4/HP.4.4.33. c.Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} re Tank Carburetter. We attach herewith a blueprint of Lec.3065 showing where the nozzles should be cut off in the silencer, marked in yellow, for the test for increased power output. E.{Mr Elliott - Chief Engineer} | ||