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 concerning a modified exhaust valve and material trials for the Phantom III 4 Port Cylinder Head.
| Identifier | ExFiles\Box 93\4\ scan0069 | |
| Date | 6th October 1936 | |
| Files STEADMAN SWDL.{Len H. Swindell} 319 Instruct for Continental Phantom BY.{R.W. Bailey - Chief Engineer} c. Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} RHC.{R. H. Coverley - Production Engineer} E/JNR.{Charles L. Jenner}1/HP.6.10.36. Ru Phantom III 4 Port Cylinder Head. We send you herewith:- LeC.5305 showing a modified exhaust valve for the above. This is the strengthened type of valve with the taper neck. In regard to the material KE.965 and S/SLV can be tried. The latter should be instructed first as the Experimental Department are anxious to try valves of low expansion. LeC.5305 herewith. E/JNR.{Charles L. Jenner} | ||