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 and parts list for installing under-bonnet lighting for all chassis, in particular the Wraith.
| Identifier | ExFiles\Box 167\1\ img257 | |
| Date | 28th March 1938 | |
| To HPS.{Horace Percy Smith - Experimental Factory Mgr} c. Rm{William Robotham - Chief Engineer}/Rl. c. BY.{R.W. Bailey - Chief Engineer} c. RHC{R. H. Coverley - Production Engineer}/GAN. 6116 BY/RD.3/B.28.3.38. UNDER-BONNET LIGHTING : D.CD.535. All Chassis. (In particular Wraith). We send you herewith, blueprints of details required to produce the combined switch and socket to connect up the Lucas Inspection Lamp which is to be carried underneath the bonnet. Will you please order six sets of parts :- DW.626 - Dash Insulation. 1 off. DW.627 - Connector. 1 off. DW.628 - Connector. 1 off. DW.629 - Base. 1 off. DW.630 - Smith's See-Saw Flush Fitting Switch. 1 off. Standard pieces required to complete :- D.75402 - Inspection Plug Socket. 1 off. D.75403 - Insert. (+) Side. 1 off. D.75404 - Insert. (-) Side. 1 off. DW.379 - Cable Eye. 1 off. K.1707A - Ch.Hd.{Mr Hayward/Mr Huddy}Screw. 2 off. K.1804A - Ch.Hd.{Mr Hayward/Mr Huddy}Screw. 2 off. K.2616A - Countersunk Screw. 2 off. K.4301A - Nut. 2 off. K.4447A - Plain Washer. 2 off. K.9003A - Spring Washer. 2 off. K.9005A - Spring Washer. 1 off. 1/8" Rubber Sleeve 4 m/m i/dia x 5.5 m/m o/dia. 1 off. 1 No:97 Lucas Inspection Lamp fitted with 12 v.{VIENNA} Bulb. Finish - Copper Bronze. 1 Lucas Spring Clip for No.97 Inspection Lamp. The position of the Lamp and Switch on the dashboard is to be determined by experiment. It will also be necessary to order Black or Grey Rubber Sleeving .750 i/dia. x .812 o/dia 1/8" long. 1 off. This completes the instructions. BY/RD. | ||