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).
Request to manufacture experimental Phantom III connecting rods to test an alternative to chromium plating.
| Identifier | ExFiles\Box 93\1\ scan0129 | |
| Date | 24th February 1937 | |
| To HPS.{Horace Percy Smith - Experimental Factory Mgr} from Rm{William Robotham - Chief Engineer}/Swdl.{Len H. Swindell} γ 314 Rm{William Robotham - Chief Engineer}/Swdl.{Len H. Swindell}2/AP.24.2.37. PHANTOM III. CONNECTING RODS. Will you please make 2 sets (12) of Phantom III. blade rods in S/ZNX. with the bearing face hardened. This experiment is to try and overcome the necessity of using a chromium plated bearing face as at present on the Continental unit No.14. in conjunction with Hall's metal bearings. Rm{William Robotham - Chief Engineer}/Swdl.{Len H. Swindell} | ||