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).
Requesting the stelliting of 21 centre electrodes for sparking plug trials.
| Identifier | ExFiles\Box 58\2\ Scan154 | |
| Date | 2nd October 1934 | |
| 81812a RHC.{R. H. Coverley - Production Engineer} From Hs{Lord Ernest Hives - Chair}/Wst. Hs{Lord Ernest Hives - Chair}/Wst.2/MA.2.10.34. STELLITED TIPPED SPARKING PLUGS. You will remember that you successfully stellited some sparking plugs for us some time ago and we now wish to try a number of these plugs on a complete engine. We are therefore handing you herewith 21 centre electrodes for these and we shall be glad if you will arrange to have them stellited to the dimensions as shown on attached blueprint. Hs{Lord Ernest Hives - Chair}/Wst. | ||