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 a factory cost comparison for a revised fan mounting for the Wraith, B.III, and B.50 models.
| Identifier | ExFiles\Box 148\5\ scan0294 | |
| Date | 3rd March 1938 | |
| To G/Rb.{R. Bowen} from Rm{William Robotham - Chief Engineer}/Std. 1260 also b24 200B Rm{William Robotham - Chief Engineer}/Std.7/AP.3.3.38 FAN COSTS - WRAITH & B.III. We send you herewith a print of revised fan mounting for Wraith and ultimately B.III. and B.50. The fan flange, blades, hub bearings etc. are not affected, the pieces altered being the combined bracket and water outlet, the fan spindle and the adjustments. Will you please give us a comparison of the factory cost of this scheme and those shown on ECD.243 and ECD.219 respectively. Rm{William Robotham - Chief Engineer}/Std. | ||