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).
Sending drawings for the Spectre engine, including modifications to the distributor and ignition governor.
| Identifier | ExFiles\Box 4\1\ 01-page031 | |
| Date | 1st February 1934 | |
| <4694 To BM; from E/JNR.{Charles L. Jenner} c. Nor. HS.{Lord Ernest Hives - Chair} re SpectreCodename for Phantom III engine. We send you herewith drawings:- LeC.3793 shewing the exhaust manifold with air cooled ribs. LeC.3742 right and left-hand carburetters. LeC.3792 experimental air intake silencers. LeC.3780 induction pipes and the spannering of the sparking plugs which are inside the Vee. LeC.3791 distributor and ignition governor. On this drawing we have made a slight modification to one of our previous schemes - LeC.3745. The spigot at the bottom of the governor body has been brought up closer to the load of the helical driving gear. E/JNR.{Charles L. Jenner} | ||