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).
From the repair department about the diagnosis and return of a faulty coil YC.95.
| Identifier | ExFiles\Box 70\3\ scan0113 | |
| Date | 6th January 1928 | |
| To BY.{R.W. Bailey - Chief Engineer} from EFC. c. Mr. Brock. X8783el EFC1/T6.1.28. FAULTY COIL YC.95 EX REPAIR DEPT. We have now examined this coil which was handed to us by RD. and find the fault to be due to an open circuited secondary winding. We are returning the coil to Mr. Brock. EFC. X4613 | ||