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).
Instructions for fitting a new type of foot switch to the Wraith II chassis.
| Identifier | ExFiles\Box 168a\2\ img270 | |
| Date | 22th January 1937 | |
| c. Rm{William Robotham - Chief Engineer}/Wst. 6139 BY/RD.3/B.22.1.37. WRAITH II : FOOT SWITCH : RR.Sch.998. Will you please arrange to fit a Foot Switch on the Wraith chassis in accordance with LOP. DW.180, which consists of the Foot Switch to LOP. D.75772, previously instructed. This is a new type of switch to RR.Sch.998. We have already instructed you to produce Flange - DW.151 for the Foot Switch, and this Flange should now be fitted on the new type of switch to suit the particular type of Floorboards which are on this chassis. Blueprints of LOP. DW.180 attached herewith. BY/RD | ||