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 creation of a Summers Torsional Vibration Indicator by copying a successful design from the Vauxhall Co.
| Identifier | ExFiles\Box 138\2\ scan0101 | |
| Date | 2nd April 1937 | |
| 1163. HPS.{Horace Percy Smith - Experimental Factory Mgr} from Rm{William Robotham - Chief Engineer}/Gry.{Shadwell Grylls} Rm{William Robotham - Chief Engineer}/Gry{Shadwell Grylls}1/R.2.4.37. We want to have a Summers Torsional Vibration Indicator for tests with the various P.III dampers you are making for us. Mr. Taub of the Vauxhall Co. has kindly agreed we may go and make a drawing of the indicator they have developed and found successful. Could you please arrange for someone to go to Vauxhall's to make the necessary sketches, and then make us an indicator ? Rm{William Robotham - Chief Engineer}/Gry.{Shadwell Grylls} | ||