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).
Summary of faults during a 10,216 miles test on chassis 9-G-111.
| Identifier | ExFiles\Box 180\M2\M2.6\ img011 | |
| Date | 28th June 1925 | |
| R.R. 493A (50m) (D.B. 175 25-9-24) J.H.D. EXPERIMENTAL REPORT. C O P Y. Expl. No. REF: GWH{George W. Hancock - Head Chateauroux}/Crn. R CHASSIS 9-G-111. Summary of faults during 10,216 miles test carried out from 31.5.25 to 28.6.25. Tested at. | Miles run. | Total miles. | Remarks. Chateauroux. | 2,769 | 2,769 | Top leaf of N.S.F. spring broken approx. 12" from rear end. " | 5,726 | 5,726 | Small right angled bracket holding exhaust pipe to frame broken through at bend. " | 6,726 | 6,726 | Battery box support - E.50511 - broken through flange 1 1/4" down. O.S.F. wing stay broken through top holes. Second O.S.F. wing stay cracked bottom corner. " | 7,216 | 7,216 | Slight crack developed in petrol tank filter flange. " | 9,216 | 9,216 | Support stay welded on exhaust down pipe broken across bend. | | 10,216 | Total mileage. GWH.{George W. Hancock - Head Chateauroux} | ||