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 tracking the mileage and testing of a P.R.B.D.H.U.1/3 battery.
| Identifier | ExFiles\Box 168b\3\ img275 | |
| Date | 19th April 1926 | |
| X7535P ELECTRICAL EXPERIMENTAL RECORD SHEETS P.R.B.D.H.U.1/3 Battery(186) F79600 X. Sno: - 7535 | Date on. | Location. | Date off. | REMARKS. | Miles reading start. | Miles reading Finish. | Miles covered. | Total Miles. | |------------|-------------|-----------|---------------------------------------------------|----------------------|-----------------------|----------------|--------------| | 16-12-26 | Lab. | 9-3-27 | Received charged from monobloc. 52.5 lbs. | 0000 | 0704 | 704 | 704 | | 10-5-27 | Routine | 1-7-27 | | 0704 | | | | | 1-7-27 | 10EX. | 23-9-27 | | | | 613 | 1317 | | 23-9-27 | | 21-10-27 | | | 1908 | 1295 | 2612 | | 28.8.28 | Derby 22C | 31-8-28 | Brass lugs polished out Report SC124 31-8-28 | 0613 | | | | | 3-8-28 | Lab. | | | | 762 | 590 | 3202 | | 20-11-28 | 18EX | 10-12-28 | | 7868 | 9844 | 1976 | 5178 | | 15-3-29 | 14EX. | 25-3-29 | | 9844 | 1140 | 1496 | 6674 | | 28-6-29 | " | 19-4-29 | | 1140 | 2620 | 1480 | 8154 | | 1-6-29 | " | 1-6-29 | | 2620 | 4162 | 1542 | 9696 | | 16-8-29 | " | 10-9-29 | | 4162 | 5852 | 1690 | 11,386 | | 10-9-29 | " | 5-11-29 | | 5852 | 7647 | 1795 | 13,181 | | 5-11-29 | " | 31-1-30 | | 7647 | 9898 | 2251 | 15,232 | | 31-1-30 | " | 10-3-30 | | 9898 | 2207 | 2309 | 17,541 | | 10-3-30 | " | | | 2207 | 3224 | 1017 | 18,558 | | | | | | 3224 | | | | Now obsolete No further use or report 19.4.26. | ||