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 examination of Watford IS.12 Aero Magnetos after a failed type test.
| Identifier | ExFiles\Box 43\4\ Scan174 | |
| Date | 7th July 1929 | |
| X4021 EP{G. Eric Platford - Chief Quality Engineer}/AGR. from EFC. EFC6/AM.7.7.29. WATFORD IS.12 AERO MAGNETOS NOS.98033/4. Will you please note that these magnetos should be sent into this dept. upon the completion or otherwise of the type test on F14-13. (We understand that present type test has broken down). We have arranged with the A.M. to examine these machines particularly to ascertain for them the distributor gear material. Will you kindly arrange for these magnetos to be sent along. EFC. | ||