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 wiring connections for fitting a Bosch coil to vehicle 28.G.VI.
| Identifier | ExFiles\Box 164\5\ img427 | |
| Date | 20th May 1939 | |
| 6017 To HPS{Horace Percy Smith - Experimental Factory Mgr}/WSC.{W. S. Cassel} from Rm{William Robotham - Chief Engineer}/RC.{R. Childs} c. Rm{William Robotham - Chief Engineer}/FD.{Frank Dodd - Bodies} c. Rm{William Robotham - Chief Engineer}/RC{R. Childs}/MC. Rm{William Robotham - Chief Engineer}/RC.{R. Childs}4/MH.{M. Huckerby}20.5.39. RE BOSCH COIL. Will you please arrange for a coil of the above type, which will be handed over by the Laboratory, to be fitted to 28.G.VI. The following connections should be made:- Coil Terminal "15". To positive side of ballast. (No ballast is required. Coil Terminal "16". To terminal "10" on switchbox or to terminal "I" on main switch. X Coil Terminal 1. To "LT" distributor terminal. Coil Terminal 4. To "HT" distributor. RM{William Robotham - Chief Engineer}/RC.{R. Childs} | ||