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).
The fitting of a Crankshaft Damper with Solid Drive for the Fan Pulley on the Wraith model.
| Identifier | ExFiles\Box 8\5\ 05-page22 | |
| Date | 1st March 1938 | |
| WRAITH (crossed out) Please say.. 29 GD To Rm.{William Robotham - Chief Engineer} from HPS{Horace Percy Smith - Experimental Factory Mgr}/WSC.{W. S. Cassel} 617 Rm{William Robotham - Chief Engineer} HPS{Horace Percy Smith - Experimental Factory Mgr}/WSC.{W. S. Cassel}16/BA.1.3.38. File Wraith Spring Drive. ECD.336 Crankshaft Damper with Solid Drive for Fan Pulley. Please note the above scheme will be ready for fitting by this week-end, will you please let us know to which Unit we are to fit. HPS{Horace Percy Smith - Experimental Factory Mgr}/WSC{W. S. Cassel} | ||