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).
The supply of non-standardised coils for a 25/30 HP model with a slow running issue.
| Identifier | ExFiles\Box 101\3\ scan0087 | |
| Date | 5th July 1937 | |
| 500 W/S. Cx.{Major Len W. Cox - Advertising Manager} from Rm.{William Robotham - Chief Engineer} Rm{William Robotham - Chief Engineer}4/R.5.7.37. SLOW RUNNING - 25/30 H.P. Cx{Major Len W. Cox - Advertising Manager}6/KW3.7.37. We are sending you two coils immediately. We can supply other coils on request. The coil is not yet standardised as it has not yet completed 15,000 miles' test, therefore, at present it is not being fitted on production. Rm.{William Robotham - Chief Engineer} | ||