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).
The machining of 24 tappet blanks for Wraith III units.
| Identifier | ExFiles\Box 10\3\ 03-page045 | |
| Date | 12th July 1937 | |
| To HPS.{Horace Percy Smith - Experimental Factory Mgr} 634 Rm{William Robotham - Chief Engineer}/Swdl.{Len H. Swindell}8/JH.12.7.37. Wraith III Tappets. We have received from C & B Smith Ltd. of Wolverhampton 24 tappet blanks in the same material as used on the Vauxhall bottom tappets. Will you please machine these for use on our units to EX.28101. Attached is Smith's letter giving details of heat treating etc. and the tappet blanks are available when you have the opportunity of doing the job. Rm{William Robotham - Chief Engineer}/Swdl.{Len H. Swindell} | ||