Confirming drawings for the 'Phantom' exhaust system have been sent to Springfield.
| Identifier | ExFiles\Box 66\2\ scan0091 | |
| Date | 18th September 1925 | |
| 48230 To E. {Mr Elliott - Chief Engineer} from Hs. {Lord Ernest Hives - Chair} c. to BY {R.W. Bailey - Chief Engineer} /Py. Hs {Lord Ernest Hives - Chair} 7/LG18.9.25. 'PHANTOM' EXHAUST SYSTEM. E2/M16.9.25. Drawings of the above have been sent to Springfield. Hs. {Lord Ernest Hives - Chair} | ||
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).