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\ scan0128 | |
| Date | 12th March 1926 | |
| COPY. TEST REPORT - 11-EX. NEW PHANTOMCodename for PHANTOM I. WEYMANN BODY. Handwritten Note (Top Left): H.S. Handwritten Note (Top Right): 4-0/12/3/26 TABLE 1: Consec. Day: 66 Agg. Mileage: 11,660 Total Running Hours: 423 55/60 Average Speed: 23.3 Date: 10.3.26. MILEAGE TABLE: Start: 2960 Finish: 3164 Days: 204 PETROL TABLE: Start: 6 Added: 22 Finish: 10 Used: 18 PERFORMANCE DATA: Oil added: 1/4 gall. Oil M.P.G: 1112 Petrol M.P.G: 11.3 Running Hours: 8 45/60 REMARKS: Route, condition, etc. Involuntary stops. Adjustments, work done. Remarks on running, etc. Auxerre to Paris and to St.German and Versailles. Road surface good. Engine running well. Slight squeak in R.W.S. brake shoe, but went off after using brakes. No other report. Passenger, Sir James Percy. Oil consumption has suddenly increased very much. (CWB.) Drivers Henry Boot. | ||