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).
Instruction memo for an adaptor and modifications to fit a Cadillac five-blade fan onto an Experimental Wraith.
| Identifier | ExFiles\Box 94\5\ scan0040 | |
| Date | 14th September 1937 | |
| To By/NS.{Norman Scott} from Rm{William Robotham - Chief Engineer}/Std. 324 Rm{William Robotham - Chief Engineer}/Std.4/AP.14.9.37 Will you please detail and instruct - (1) An adaptor for mounting the Ph.III. cadillac five blade fan flange (Ex.24145) on Exp. Wraith for hub Ex.28288 so that it is .750" nearer matrix than at present. (2) Modification to Cadillac five blade fan blades as shown on sketch attached - this consists of reducing the blade tip dia. by 2". These details are urgently required in connection with finding a suitable fan for Wraith.. and should be instructed for the fan at present fitted to 27.G.V1. Rm{William Robotham - Chief Engineer}/Std. | ||