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).
Internal request to order three test castings in Electron Metal from Sterling Metals Ltd.
| Identifier | ExFiles\Box 142\4\ scan0124 | |
| Date | 9th September 1925 | |
| Reyn RHC{R. H. Coverley - Production Engineer} C. Hs.{Lord Ernest Hives - Chair} Rg{Mr Rowledge}/Ch. X.3801 Rg{Mr Rowledge}4/W4. 9. 25 Will you please order from Sterling Metals Ltd. three test castings off our standard test piece, in Electron Metal sand cast, as used for crankcases, as arranged this morning with the representative of the Electron Co. Will RHC.{R. H. Coverley - Production Engineer} please arrange for the correct pattern to be sent, and when the castings are obtained, have them machined and tested under standard conditions. Rg.{Mr Rowledge} | ||