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 P & RDRN11-2 battery.
| Identifier | ExFiles\Box 58\3\ Scan215 | |
| Date | 20th April 1931 | |
| X6054 R ELECTRICAL EXPERIMENTAL RECORD SHEETS. F79369 Ex No 7535 + 6054 P & RDRN11-2 Battery (214) Date on. | Location. | Date off. | REMARKS. | Miles reading start. | Miles reading finish. | Miles covered | Total miles. --- | --- | --- | --- | --- | --- | --- | --- 8-5-29 | Lab | 13-5-29 | Received dry 13-5-29 | First Charge | 17-5-29 | weight 57lbs with lid{A. J. Lidsey} 17-5-29 | 23EX | 13-9-29 | Fitted with ebonite collars & lead washers 1/8" thick 14-11-29 | 18EX | 9-12-29 | | 6362 | 6526 | 164 | 164 9-12-29 | " | 4-6-30 | | 6526 | 18479 | 11,953 | 12,117 4-6-30 | Lab Bench Tests. | 12-9-30 | Report JD{J. Draper - Frames}85 - 21-6-30 no 3 cell faulty & leaking wall partition 12-9-30 | 22EX | 6-10-30 | | 29725 | 30342 | 617 | 12,734 6-10-30 | " Lab. | 29-11-30 | | 00402 | 2700 | 2298 | 15,032 No further record kept. G.J. 20-4-31. | ||