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).
List of parts and details for the instrument board of 'Spectre IV', R.R. Scheme 857.
| Identifier | ExFiles\Box 168a\1\ img014 | |
| Date | 31th May 1935 | |
| c. Hs{Lord Ernest Hives - Chair}/Wst. L6135 BY/RD2/W.31.5.35. Instrument Board for 'SpectreCodename for Phantom III IV'. R.R.Scheme 857. This scheme is an instrument board having a large speedometer in the centre. We hand you herewith blue prints of details made from the above scheme :- D.75218. Support Plate,Insts. 1 off. D.75219. Case,Inst.Group. 1 off. The above two parts can be made from their corresponding production pieces if they can be obtained in the blank pressing stage. D.75231. Conductor,Petrol Gauge) to Earthing Stud. ) 1 off. D.75220. L.O.P. ( 2 Sheets ) Also required,prints of which have been previously issued :- D.74868. Amber Glass. 1 off. D.74869. Green Glass. 1 off. D.74995. Indicator Disc,Fuel. 1 off. D.74997. Indicator Disc,Dip. 1 off. D.75169. Casing,Inst.Lamp. 10 off. D.75170. Bulb Holder. 10 off. D.75171. Washer. 10 off. D.75172. Spring. 10 off. The remainder of the parts called for on the L.O.P. are production pieces. Sheet 3 of the L.O.P.,together with drawings of the instruments,will be issued later. The instruments have been ordered. Will you also please note that this is the scheme which we shall issue shortly for 8 sets. BY/RD. | ||