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).
The estimated production costs for Ignition, Lighting, and Starter Switches.
| Identifier | ExFiles\Box 168a\2\ img440 | |
| Date | 22th December 1939 | |
| To Rm{William Robotham - Chief Engineer}/RC.{R. Childs} from G/Rb.{R. Bowen} G/Rb.{R. Bowen}15/A/W.22.12.39. Re: Ignition, Lighting and Starter Switches. Rm{William Robotham - Chief Engineer}/RC.{R. Childs}8/JH.4.12.39. Kindly note the estimated cost to the Company for producing, in production quantities, the Switches referred to below, based on separate rates for adult and junior labour, will be as follows:- (a) DCD.1507 Ignition and Master Switch. 17 s. 0 d.{John DeLooze - Company Secretary} each (b) DCD.1507 Lighting Switch. 15 s. 0 d.{John DeLooze - Company Secretary} each DCD.834 Starter Switch. 10 s. 0 d.{John DeLooze - Company Secretary} each These figures, which are of course only approximate, are based on the assumption that the majority of parts involved in the manufacture of Switches under (a) and (b), including all Mouldings, and Die-Castings, will be common to both Switches. The Factory cost of the Wraith Switch-Box EW.197, based on separate rates for adult and junior labour, is £2. 12. 1. each. The prints which accompanied your memo are returned herewith. G/Rb.{R. Bowen} | ||