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).
Communication regarding a new method for marking teeth on aluminium gears for Watford EO.6 Magnetos.
| Identifier | ExFiles\Box 48\2\ Scan236 | |
| Date | 9th February 1925 | |
| By. {R.W. Bailey - Chief Engineer} from Wd. {Mr Wood / Mr Whitehead} c to CO/Dn. rye. X8796 Wd {Mr Wood / Mr Whitehead} 2/NJ9.2.25. WATFORD EO.6 MAGNETOS. In reply to EY/C/6/H31.1.25, Norths have written us as follows :- "Regarding the marking of the teeth on the aluminium gears, we beg to say that we are trying a different form of marking and when this has been running for some little time we will submit it to you to see if you consider it sufficiently distinct." Wd. {Mr Wood / Mr Whitehead} | ||