Confirming the agreed width of the control brush for the Goshawk dynamo.
| Identifier | ExFiles\Box 50\5\ Scan071 | |
| Date | 1st May 1922 | |
| X4333 To By. {R.W. Bailey - Chief Engineer} from EFC. {E. Fowler Clarke - Electrical Engineer} c. By {R.W. Bailey - Chief Engineer} /Ds. EFC {E. Fowler Clarke - Electrical Engineer} 1/T30:5.22. MADE AT CROXLEY X.4383 - GOSHAWK(Aero Engine)(Codename for 20HP Car / Aero Engine after Kestrel(Aero Engine)) DYNAMO CONTROL BRUSH. X.4333. Answering your pencil note, please note we agree for the width of the control brush on the Goshawk(Aero Engine)(Codename for 20HP Car / Aero Engine after Kestrel(Aero Engine)) dynamo to be .200", as detailed on the LeC. EFC. {E. Fowler Clarke - Electrical Engineer} | ||
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).