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).
Assigning the codenames 'heron' and 'seagull' to two experimental chassis.
| Identifier | ExFiles\Box 183\M22\ img218 | |
| Date | 12th October 1922 | |
| To Hy.{Tom Haldenby - Plant Engineer} from E.{Mr Elliott - Chief Engineer} c. to Hs.{Lord Ernest Hives - Chair} NOMENCLATURE OF EXPERIMENTAL CHASSIS. Y3548 Re the above kindly note that we understand the four wheel brakes chassis with 40/50 engine should be called the "heron", and the next and only other move - the chassis with overhead valves and 4½ engine, should be called the "seagull". E.{Mr Elliott - Chief Engineer} | ||