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).
Test report for the 11-EX New Phantom with a Weymann body.
| Identifier | ExFiles\Box 71\3\ scan0103 | |
| Date | 12th February 1926 | |
| Hs{Lord Ernest Hives - Chair} - of. COPY. TEST REPORT - 11-EX - NEW PHANTOMCodename for PHANTOM I. WEYMANN BODY. | Consec. Day. | Agg. Mileage. | Total Running Hours. | Average Speed. | Date. | | 45 | 8255. | 290 25/60 | 24.5 | 12.2.26. | MILEAGE. | Start. | Finish. | Days. | | 7037. | 7233. | 196. | PETROL. | Start. | Added. | Finish. | Used. | | 2 | 22 | 5 | 19 | | Oil Added. | Oil M.P.G. | Petrol M.P.G. | Running Hours. | | ✓ | | 10.3 | 8 | Route, condition, etc; involuntary stops; adjustments; work done; remarks on running, etc. Southend, Chelmsford, Colchester, Bishops Stortford, Ware, Hertford, Colchester, Chelmsford, Southend. Roads good surface, wet and greasy. One passenger carried. Drivers W. Richards. (Sgd.) CWB. | ||