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).
The progress of improvements to the Goshawk dynamo brushes and holders.
| Identifier | ExFiles\Box 50\5\ Scan149 | |
| Date | 16th January 1923 | |
| To BY. {R.W. Bailey - Chief Engineer} from EFC. {E. Fowler Clarke - Electrical Engineer} c. BY {R.W. Bailey - Chief Engineer} /Ds. X4333 EFC {E. Fowler Clarke - Electrical Engineer} 3/T16.1.23. X.4333 - GOSHAWKAero EngineCodename for 20HP Car / Aero Engine after KestrelAero Engine DYNAMO BRUSHES& BRUSH HOLDERS Further to our EFC {E. Fowler Clarke - Electrical Engineer} 4/T30.10.22 and EFC {E. Fowler Clarke - Electrical Engineer} 1/T1.11.22 would you kindly say if everything has now been done, so far as you are concerned, to improve the limits of the dynamo brushes and holders to the maximum extent. EFC. {E. Fowler Clarke - Electrical Engineer} | ||