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).
Electrical experimental record sheet for a Multiple Storage Battery, CA. 618, Page 2.
| Identifier | ExFiles\Box 41\2\ Scan159 | |
| Date | 20th April 1931 | |
| ELECTRICAL EXPERIMENTAL RECORD SHEETS. X. No:- 3711 Multiple Storage Battery CA. 618. (26) Page 2. Date on. | Location. | Date off. | REMARKS. | Miles reading Start. | Miles reading Finish. | Miles covered. | Total miles 29-12-24 | Bench Test | 29-12-24 | High Rate Discharge - 100w. Initial amperes 110.0. 107 amperes after 20 min. 1-1-25 | M.S. | 3-6-26 | 1 cell shorted. See Report JC29 - 4-6-26 *3-6-26 | M.S. | 3-3-28 | 1 cell shorted. See Report SPA1 3-3-28 3-3-28 | M.S. | | No further record kept. TJ 20.4.31 | ||