On the standardisation and procurement of dynamo brushes, using up old stock and obtaining new Le Carbone brushes.
| Identifier | WestWitteringFiles\E\September1920\ Scan32 | |
| Date | 3rd September 1920 | |
| Contd. -2- EFC {E. Fowler Clarke - Electrical Engineer} 2/T3.9.20. Although we have also standardised C.M.3. brushes, a certain stock of C.M. quality are being used up on production to avoid scrapping valuable material as these were found to be satisfactory with the stronger springs. X.3926 I am obtaining some Le Carbone brushes for the R. {Sir Henry Royce} R. {Sir Henry Royce} dynamo. EFC. {E. Fowler Clarke - Electrical Engineer} E'B' 329B (100 L) 2'H' 80' 23-1-20) G' 3183 | ||
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).