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).
Extract detailing electrical equipment spares and wiring modifications for the 40/50 and Goshawk models.
| Identifier | ExFiles\Box 51\2\ Scan099 | |
| Date | 1st September 1922 | |
| x4338 Extract from R1/M2C.9.22. (11) ELECTRICAL EQUIPMENT - 40/50 & GOSHAWK. X.4165. X.4338 A box of spare lamps should also carry a spare L.T. rocker arm and contact screw and 'spare dynamo brushes. In conjunction with the Goshawk type switchbox for the 40/50 we can easily disconnect the low tension wire on the battery ignition, therefore only require another means of earthing. | ||