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\ scan0106 | |
| Date | 15th February 1926 | |
| CJ. HS{Lord Ernest Hives - Chair} COPY. TEST REPORT - 11-EX - NEW PHANTOMCodename for PHANTOM I. WEYMANN BODY. Consec. Day.: 48 Agg. Mileage.: 8658. Total Running Hours.: 306 38/60 Average Speed.: 37.7 Date.: 15.2.26. MILEAGE. Start.: 7479 Finish.: 7636 Days.: 157 PETROL. Start.: 7 Addedl: 12 Finish.: 2 Used.: 17 Oil Added.: ✓ Oil M.P.G.: ✓ Petrol M.P.G.: 9.2 Running Hours.: 4 10/60 Route, condition, etc; involuntary stops; adjustments; work done; remarks on running, etc. London, Stamford, Oakham, Nottingham, Derby. Car running well. Steering stiffened slightly. Engine pinking. Bad body rattles in front. Drivers CWB and Filson Young (Sgd.) CWB. | ||