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 P4RRII-3 battery, tracking tests and mileage.
| Identifier | ExFiles\Box 54\1\ Scan177 | |
| Date | 19th April 1926 | |
| ELECTRICAL EXPERIMENTAL RECORD SHEETS X. & No:- 4617P P4RRII-3 Battery (182) | Date on. | Location. | Date off. | REMARKS. | Miles reading start. | Miles reading finish. | Miles covered. | Total miles. | |------------|----------------|-----------|-----------------------------------------------------------------------------------|----------------------|-----------------------|----------------|--------------| | 10-10-26 | Lab. | 1-11-26 | Received Charged | | | | | | 1-11-26 | Routine Tests | 11-11-26 | Weight 97 lbs | | | | | | | | | 72.6 112.5 13.8 66 | | | | | | 31-1-27 | Bench Tests. | 31-1-27 | Charging P.D.s taken at various currents See Report JC 68. 31-1-27 | | | | | | 1-2-27 | E.M.S. | 5-7-27 | | | | | | | 6-7-27 | Bench Tests | 18-7-27 | Charging tests to characteristic y=16-15A Report JC92 18-7-27. Capacity very good | | | | | | 9-8-27 | Bench Test. | 10-8-27 | High Rate Discharge 100W Result very good. Report JC93 10-8-27 | | | | | | 10-8-27 | Fab. | 16-6-28 | | 6783 | 6878 | 95 | 95 | | 16-6-28 | 99WR. | 19-6-28 | | | | | | | 19-6-28 | " | 23-7-28 | speedometer changed | 0 | 602 | 602 | 697 | | 23-7-28 | " | 25-8-28 | | 0602 | 1910 | 1308 | 2005 | | 25-8-28 | " | 6-10-28 | | 1910 | 2843 | 933 | 2938 | | 6-10-28 | " | 26-10-28 | | 2843 | 3071 | 228 | 3166 | 19.4.26. | ||