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).
Results of high speed tests on a finer primary winding coil.
| Identifier | WestWitteringFiles\Q\December1926-January1927\ 90 | |
| Date | 17th January 1927 | |
| To R.{Sir Henry Royce} from EFC. c. AH. EH. ORIGINAL EFC./17.1.27. TESTS OF FINER PRIMARY WINDING COIL. REF: RM{William Robotham - Chief Engineer}/218.9.26. X4653 25700. In accordance with the request contained in your memo above referred to, high speed tests on the finer primary coil have been carried out on an engine on the test bed, and attached please find copy of my assistant's report WB.{Mr Brazier/Mr Bell}123 dealing with the results of these tests, which results I think you will agree are satisfactory. EFC. WB.{Mr Brazier/Mr Bell}123 attached. | ||