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).
Page detailing the correct condition of battery elements during discharge.
| Identifier | ExFiles\Box 44\5\ Scan008 | |
| Date | 1st September 1925 guessed | |
| -2- Contd. that one of the elements is in wrong condition. Therefore the final decision as to the correct condition of the elements must be arrived at by allowing the battery to discharge to a terminal potential difference of 1.80 when, if one element shows itself to be wrong to some extent, the other must be on the right side to the same extent. EFC. | ||