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 noting no further news on the design of the two-way foot switch for the central lamp scheme.
| Identifier | ExFiles\Box 61b\3\ scan0281 | |
| Date | 20th September 1930 | |
| X4520 X6073 W/S. Cx{Major Len W. Cox - Advertising Manager}/Hdy.{William Hardy} from EFC. EFC5/AD20.9.30. X.4520. TWO-WAY FOOT SWITCH OF R.R. DESIGN FOR CENTRAL LAMP SCHEME. Replying to Cx{Major Len W. Cox - Advertising Manager}/Hdy{William Hardy}1/BE19.9.30 we have had no further news from W.W. regarding the design of the above switch. EFC. | ||