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\ scan0143 | |
| Date | 28th March 1926 | |
| COPY. 48900 HS{Lord Ernest Hives - Chair} O.H. TEST REPORT - 11-EX. NEW PHANTOMCodename for PHANTOM I. WEYMANN BODY. Consec. Day. | Agg. Mileage. | Total Running Hours. | Average Speed. | Date. 80 | 14,295 | 534 40/60 | 19 | 28.3.26 MILEAGE. Start. | Finish. | Days. 5644 | 5801 | 157 PETROL. Start. | Added. | Finish. | Used. 7 | 20 | 13 | 14 Oil added. | Oil M.P.G. | Petrol M.P.G. | Running Hours. | | 11.2 | 8 20/60 Route, condition, etc, involuntary stops. Adjustments, work done. Remarks on running, etc. Florence, volperra, colle D'alsa. Road surface good on mountains. Very bad otherwise. Mud. Strong head wind. Raining for last 60 miles of return journey. Engine running satisfactorily. No other report. (Sgd.) E.N. Drivers Henry Boot. | ||