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).
Requesting a metal case be made for a Wraith ignition coil for a temporary temperature test.
| Identifier | ExFiles\Box 164\5\ img361 | |
| Date | 13th June 1938 | |
| 6017 To HPS{Horace Percy Smith - Experimental Factory Mgr} c. EV{Ivan Evernden - coachwork} c. Rm{William Robotham - Chief Engineer}/RC.{R. Childs} BY/RD.2/B.13.6.38. WRAITH IGNITION COIL : SEC.8140 : D.CD.686. In order to test the temperature charge with metal case, will you please make up, one metal case, roughly, for a temporary test, to the blueprints attached herewith :- DW.706 - Case. 1 off. DW.707 - Plate. 4 off. DW.708 - Collar. 1 off. DW.709 - Clip. 1 off. DW.710 - Distance Piece. 1 off. The rest of the coil should be made up to the standard LOP. D.75673. BY/RD. | ||