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 an examination of the clutch and flexible flywheel on a Wraith car due to an out-of-balance issue.
| Identifier | ExFiles\Box 108\3\ scan0089 | |
| Date | 29th March 1939 | |
| 600c. To HPS.{Horace Percy Smith - Experimental Factory Mgr} Rm{William Robotham - Chief Engineer}/Wym.{G. Harold Whyman - Experimental Manager}1/JH.29.3.39. Wraith car 29.G.VI. C.I. Engine. Will you please examine clutch and flexible flywheel on the above car. A bad out of balance period has developed in this engine, and we suspect the clutch or flywheel. If however the trouble is not located here we would like to inspect the slipper wheel. Rm{William Robotham - Chief Engineer}/Wym.{G. Harold Whyman - Experimental Manager} | ||