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 to fit a five-bladed Cadillac fan and pulleys to a Ph.III engine unit on a test bed.
| Identifier | ExFiles\Box 94\5\ scan0031 | |
| Date | 23th March 1937 | |
| γ 324. To HPS.{Horace Percy Smith - Experimental Factory Mgr} from Rm{William Robotham - Chief Engineer}/Std. Rm{William Robotham - Chief Engineer}/Std.8/AP.23.3.37. Will you please fit up the five bladed Cadillac fan which you have with the fan pulley instructed under Rm{William Robotham - Chief Engineer}/Std.1/JH.6.3.37., which is now completed and fit this fan together with the driving pulley instructed under the same memo to No.3. Ph.III. engine unit which is on No.5. Test Bed. Rm{William Robotham - Chief Engineer}/Std. | ||