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 charging, weight, and cell density measurements.
| Identifier | ExFiles\Box 54\2\ Scan139 | |
| Date | 10th July 1924 | |
| -2- contd. Date. (6) Second charge :- Amperes from ___ to ___ hours Amp. hours. __________________ Total __________________ (7) Emptying and refilling, or adjusting densities and levels. (7a) Density readings for battery received charged. (1) 1290 (4) 1290 (2) 1290 (5) 1290 (3) 1290 (6) 1290 10-7-24 (8) Weight of battery/03lbs. 0.ozs. (10) Continuation of charge. OK. (11) Ampere-hours realised up to a point where record takes a sudden turn down:- 86.6. Temp:-18%. 10-7-24 (12) Cell densities :- (1) 1185 (4) 1185 (2) 1180 (5) 1185 (3) 1180 (6) 1185 Contd. | ||