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\ scan0076 | |
| Date | 16th January 1926 | |
| F.S. O.J. 48900 COPY. TEST REPORT - 11-EX - NEW PHANTOMCodename for PHANTOM I. WEYMANN BODY. Consec. Day. | Agg. Mileage. | Total Running Hours. | Average Speed. | Date. 26 | 4400 | 149 50/60 | 30.8 | 16.1.26. (Above Average Speed and Date columns: (Days)) MILEAGE. Start. | Finish. | Days. 3121 | 3378 | 257 PETROL. Start. | Added. | Finish. | Used. 7 | 18 + 11 | 3 | 28 Oil added. | Oil M.P.G. | Petrol M.P.G. | Running Hours. ✓ | 4700 | 9.0 | 8 20/60 Route, condition, etc; involuntary stops; adjustments; work done; remarks on running, etc. Nantes, Le Mans, Verneuil, Paris. Roads good but deep in snow for over 200 miles. Several bad skids in one of which left the road but came to stop with car undamaged except one headlamp glass cracked. Car running well on whole. Think front brakes require adjustment. Am examining. Consumption reasonable considering roads. Drivers CWB. | ||