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).
Recommendation for a Lucas Dimming Switch to be fitted to the instrument board to avoid headlamp glare.
| Identifier | ExFiles\Box 61a\1\ scan0137 | |
| Date | 1st January 1922 | |
| W/S SP.{Mr Spinney} from Hs.{Lord Ernest Hives - Chair} X.4291. Hs{Lord Ernest Hives - Chair}3/LG6.1.22. .X.4291 HEAD LAMP GLARE. We recommend the Lucas Dimming Switch as the best device we know of at the present time to avoid the glare of the lights. It is simple to fit and takes up little room. It requires to be fitted in such a position on the Instrument Board so that it can be easily handled by the Driver. Hs{Lord Ernest Hives - Chair}, | ||