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).
Clarification on the operating conditions of a Wraith type fan on a Bentley.
| Identifier | ExFiles\Box 82\5\ scan0135 | |
| Date | 21th May 1937 | |
| To Rm{William Robotham - Chief Engineer}/GWH{George W. Hancock - Head Chateauroux}/HFH.{Hoppy F. Hamilton} c. Rm{William Robotham - Chief Engineer}/GWH.{George W. Hancock - Head Chateauroux} 200w 3.B.10 Rm{William Robotham - Chief Engineer}/Std.11/AP.21.5.37 Referring to your memo of the 17th inst. We should like to know whether, when you observed the Wraith type fan in operation on the Bentley, the car was stationary or in motion and whether the shutters were opened or closed. Rm{William Robotham - Chief Engineer}/Std. | ||