Mr. Caldwell's patent for a vaporiser carburettor for heavy fuels.
| Identifier | WestWitteringFiles\B\September1918\ Scan1 | |
| Date | 11th September 1918 | |
| To EH. from E. {Mr Elliott - Chief Engineer} ORIGINAL. X2497 11th September, 1918. E6/G11918. RE PATENT FOR VAPORISER CARBURETTOR FOR HEAVY FUELS. With reference to Mr. Caldwell's patent, would you kindly note that Mr. Royce suggests that we should offer assistance in making rough models for demonstration purposes. A letter to this effect is prepared, and is awaiting Mr. Royce's signature. You will therefore receive it in due course. E. {Mr Elliott - Chief Engineer} | ||
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).