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).
List of speedometer faults for the 40/50 HP model, detailing order numbers, specific issues, and resolutions.
| Identifier | ExFiles\Box 59\2\ Scan399 | |
| Date | 1st June 1934 | |
| -3- Hs{Lord Ernest Hives - Chair}/Wst.9/MA.1.6.34. Cont'd.{John DeLooze - Company Secretary} 40/50 H.P. Order No. Fault. Remarks. R.4866 Speedometer head. No Total mileage had information as to defect. failed, due to breakage of pinion. Adjusted F.O.C. R.4960 Instrument clicks at 30 Fault admitted. m.p.h. Adjusted F.O.C. R.5197 Needle sticks. Admitted, but fault due to acetate disc. Exchanged for celluloid disc F.O.C. R.5331 Needle vibrates. Admitted, due to tight places in gear. R.5497 Needle vibrates. Agreed. Adjusted F.O.C. R.5513 Needle vibrates. Admitted. Adjusted F.O.C. R.5573 Needle vibrates. Admitted. Adjusted F.O.C. Referring to this list it will be seen that 23 of the complaints were not attributable to any fault in the speedometer. We should like you to confirm this. Hs{Lord Ernest Hives - Chair}/Wst. | ||