Clarifying the codenames 'Heron' and 'Seagull' for experimental chassis, later known as the Phantom I.
| Identifier | ExFiles\Box 183\M22\ img217 | |
| Date | 12th October 1922 | |
| To BY. {R.W. Bailey - Chief Engineer} from E. {Mr Elliott - Chief Engineer} c. to hs. {Lord Ernest Hives - Chair} [Handwritten annotations] Std 40/50 CHASSIS WITH FWB = 'HERON(Experimental 6 CYL OHV 40/50 WITH PNEUMATIC F.W.B. air pump on camshaft, then Servo)' OHV 4 3/4" BORE (the next & only other) more = SEAGULL(Experimental EAC.1 aka Export chassis, Phantom I engine) E1/M12.10.22. LATER TO BECOME PHANTOM I X.3548. [Typed document] NOMENCLATURE OF EXPERIMENTAL CHASSIS Re, the above, kindly note that we understand the four wheel brakes chassis with 40/50 engine should be called the "Heron(Experimental 6 CYL OHV 40/50 WITH PNEUMATIC F.W.B. air pump on camshaft, then Servo)" and the next and only other move - the chassis with overhead valves and 4 1/4 engine, should be called the "Seagull(Experimental EAC.1 aka Export chassis, Phantom I engine)". 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).