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).
Battery options, recommending retaining the 6 XH3 Exide over the C.A.V. Willard.
| Identifier | WestWitteringFiles\I\July1922\ Scan112 | |
| Date | 26th July 1922 guessed | |
| that a slight increase is permissible. We cannot really say which of the two is likely to turn out the better, we would rather see a quantity of each obtained for production purposes in the first instance, if it is not considered undesirable to have as many as three different batteries. If, on the other hand, two kinds are considered the limit, we should rather feel that the safest way would be to delete the C.A.V. Willard and retain the 6 XH3 Exide. EFC. | ||