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 and B.III models.
| Identifier | ExFiles\Box 99\3\ scan0005 | |
| Date | 3rd March 1938 | |
| 200B also 1260 624 424 To G/Rb.{R. Bowen} from Rm{William Robotham - Chief Engineer}/Std. 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. | ||