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 found during testing for chassis 93 NK.
| Identifier | ExFiles\Box 71\4\ scan0234 | |
| Date | 8th June 1925 | |
| Chassis 93 NK. X8940 Summary of faults during test - (Continued). 8.6.25. Tested at. | Miles run. | Total miles. | Remarks. Chateauroux. | 9,654 | 21,139 | N.S.F. spring ( 3rd leaf broken 2" rear of rear spring clip.) " | 19,638 | 21,139 | O.S.R. spring - 2nd & 5th leaves broken 1 3/4" rear of centre bolt. " | | 21,139 | Total miles at 1.6.25. All brake adjustments taken up. All drums badly scored. [Signature] | ||