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 an 11-MX New Phantom with a Weymann body.
| Identifier | ExFiles\Box 71\3\ scan0131 | |
| Date | 14th March 1926 | |
| COPY. V8900 TEST REPORT - 11-MX.{John H Maddocks - Chief Proving Officer} NEW PHANTOMCodename for PHANTOM I. WEYMANN BODY. Consec. Day. 69 Agg. Mileage. 12431 Total Running Hours. 450 35/60 Average Speed. 25.5 Date. 14.3.26. MILEAGE. Start. 3714 Finish. 3935 Days. 221 PETROL. Start. 18 Added. 5 Finish. 4 Used. 19 Oil added. 1 gall. Oil M.P.G. 1040 Petrol M.P.G. 11.6 Running Hours 8 40/60 Route, condition, etc. Involuntary stops. Adjustments, work done. Remarks on running, etc. Paris to Boulogne (Detour). Road surface fairly good. Engine running excellently. N.S.F. door catch loose. This is a very bad fitting and should be strengthened. No other report. Drivers Henry Boot. | ||