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).
Alternative strap type of connecting rod for the Spectre Engine.
| Identifier | ExFiles\Box 93\1\ scan0109 | |
| Date | 31th July 1934 | |
| 466966 314 To BY.{R.W. Bailey - Chief Engineer} from E/JNR.{Charles L. Jenner} c. Hs.{Lord Ernest Hives - Chair} RHC.{R. H. Coverley - Production Engineer} E/JNR.{Charles L. Jenner}8/HP.31.7.34. re SpectreCodename for Phantom III Engine. Please receive herewith:- LeC.3860 showing the strap type of connecting rods. These are an alternative to the original ones - LeC.3728, and should be tried experimentally as soon as possible. E/JNR.{Charles L. Jenner} | ||