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\ scan0113 | |
| Date | 8th March 1926 | |
| HS.{Lord Ernest Hives - Chair} COPY. 3-3° 8/3/26 TEST REPORT - 11-EX. NEW PHANTOMCodename for PHANTOM I. WEYMANN BODY. Consec. Day.: 54 Agg. Mileage.: 9477 Total Running Hours.: 337 35/60 Average Speed.: 25.1 Date.: 22.2.26. MILEAGE. Start.: 822 Finish.: 981 Days.: 159 PETROL. Start.: 18 Added.: 8 Finish.: 10 Used.: 16 Oil added.: / Oil M.P.G.: / Petrol M.P.G.: 10 Running Hrs.: 20 6/60 Route, condition etc. Involuntary stops. Adjustments, work done. Remarks on running etc. Tours to Limoges. Clutch not stopping (adjusted). Chassis oiled. Road surface (fair). Henry Boot. In spite of low average speed the car was run for many miles at 55 and 60 m.p.h. The car holds the road much more than 103-MC (London open trials) and is much less susceptible to brake control. P.N. Drivers Henry Boot. | ||