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 standardisation of Morganite EG.2 quality brushes as a backup for the 20 HP dynamo.
| Identifier | ExFiles\Box 50\5\ Scan316 | |
| Date | 18th June 1924 | |
| X4333 By from Wd. {Mr Wood / Mr Whitehead} c.to EFC. {E. Fowler Clarke - Electrical Engineer} c.to MG. RECEIVED 19 JUN 1924 Wd {Mr Wood / Mr Whitehead} 4/NJ18.6.24. 20 H.P.Chassis. Morganite EG.2 Quality Brushes for 20 HP.Dynamo. On 23.4.24 a completed standardisation sheet covering Morganite EG.2 quality brushes for 20 HP. dynamo was issued, to be used in case only of failure of supply of present standard Z. Le Carbone brushes. The completed standardisation sheet was agreed to by CJ. and BJ., subject to 10,000 miles road test. Please let me know whether this road test has been carried out. R. {Sir Henry Royce} agreed, providing we prove that the quality is uniform. Have we been able to prove this. Have any instructions been issued to purchase Morganite EG.2 quality brushes, to be held as an alternative supply in case of failure of Z. LeCarbone brushes? Wd. {Mr Wood / Mr Whitehead} | ||