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).
Recommendation for machine re-arrangement and standardisation of brushes.
| Identifier | ExFiles\Box 68\4\ scan0007 | |
| Date | 9th May 1927 | |
| Contd. -2- EFC/T9.5.27. machine provides a very much bigger margin. Taking everything into consideration we are now in a position to strongly recommend this re-arrangement of the machine for standardisation, and a standardisation sheet is therefore being duly circulated. Brushes being standardised with the machine are the standard grade, Z Le Carbone. We have experiments in hand on this machine with other grades. EFC. | ||