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).
Log sheet detailing cell densities and fourth charge data, including amperes and hours.
| Identifier | ExFiles\Box 35\1\ scan 143 | |
| Date | 8th December 1919 guessed | |
| -4- Contd. Date. (14) Cell densities. (1) (4) (2) (5) Densities too low 10.11.19 (3) (6) to read (15) Fourth charge. Amperes From To Hours Ampere Hours. 6 3.30 5.30 2 12 11.11.19 3 8.30 5.30 9 27 12.11.19 not recorded ____ ____ ____ ____ Total ampere hours.____ Cell densities. (1) 1240 (4) 1250 (2) 1240 (5) 1235 (3) 1240 (6) 1235 | ||