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).
Order confirmation for brushes for the 'Goshawk II' starter motor and dynamo.
| Identifier | ExFiles\Box 50\5\ Scan025 | |
| Date | 1st August 1922 | |
| EFC. X4033 X.3945. By/WER/EFS.8.22. X4069 X3348 [Struck through] X4383 X.3945 - "GOSHAWK II" STARTER MOTOR & DYNAMO. We have ordered the brushes for the above machines for production and in the following qualities. Starter motor - D.50228 Brush - Morganite Link C.M.3. Dynamo - D.50301 Brush & Le Carbone, Grade Z. By/WER. | ||