Clarifying the specification number for 'D' Series Wraith speedometers.
| Identifier | ExFiles\Box 165\2\ img201 | |
| Date | 15th June 1939 | |
| 6065 To Ld Rm {William Robotham - Chief Engineer} /RC. {R. Childs} BY {R.W. Bailey - Chief Engineer} /RD.4/B.15.6.39. Re: WRAITH SPEEDOMETERS. Referring to our memo' and attached Specification - BY {R.W. Bailey - Chief Engineer} /RD.1/B.15.6.39., will you please note that the Number of the Specification is EL.8/9 for the "D" Series Speedometers (100 Sets). Please add this information to your copy. BY {R.W. Bailey - Chief Engineer} /RD. | ||
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).