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).
Special switch from the Lucas Company, intended as a potential substitute for a German-made Bosch switch for operating the 3rd Lamp.
| Identifier | ExFiles\Box 61b\3\ scan0285 | |
| Date | 10th October 1930 | |
| To Hs.{Lord Ernest Hives - Chair} from ROY.{Sir Henry Royce} (Hs.{Lord Ernest Hives - Chair} is struck through) c. to BY.{R.W. Bailey - Chief Engineer} (BY.{R.W. Bailey - Chief Engineer} is struck through) c. to EFC Handwritten at top: 9450 *4500 X6072 ROY{Sir Henry Royce}3/MG3.10.30 The Lucas Company have completed a special Switch for operating the 3rd Lamp, which they have put through extended Laboratory tests breaking heavy current, and now place before us with every confidence. If your tests with same prove satisfactory, I suggest we endeavour to substitute this for the German made Bosch Switch we have had under consideration. Kindly advise in due course. I understand Lucas have already submitted a similar sample, or details thereof, to Conduit Street. ROY.{Sir Henry Royce} [Signature] Switch herewith to Hs.{Lord Ernest Hives - Chair} | ||