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).
Arrangement of the master switch for body wiring to include a red warning light.
| Identifier | ExFiles\Box 65\2\ scan0275 | |
| Date | 5th February 1932 | |
| X7741p CX.{Major Len W. Cox - Advertising Manager} From Hs{Lord Ernest Hives - Chair}/Wst. c. to Hy.{Tom Haldenby - Plant Engineer} Sg.{Arthur F. Sidgreaves - MD} c. to Wor.{Arthur Wormald - General Works Manager} H.{Arthur M. Hanbury - Head Complaints} c. to Da.{Bernard Day - Chassis Design} Ha. Hs{Lord Ernest Hives - Chair}/Wst.S/NA.{Mr Nadin}S. 2. 32. MASTER SWITCH FOR BODY WIRING ETC. X6082 Re your Cx.{Major Len W. Cox - Advertising Manager}S/KV.4.2.32., we would rather arrange the master switch so that the red warning light indicated that both the ignition and the master accessory control switch had been left on and we are looking into the question as to whether this can be done conveniently. Hs{Lord Ernest Hives - Chair}/Wst. | ||