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 an S.V. Battery (177) detailing tests and outcomes from 1926 to 1930.
| Identifier | ExFiles\Box 54\1\ Scan353 | |
| Date | 27th March 1930 | |
| X46175 ELECTRICAL EXPERIMENTAL RECORD SHEETS. X. No:- 4617 S.V. Battery (177) Date on. | Location. | Date off. | REMARKS. | Miles Reading Start. | Miles Reading Finish. | Miles covered. | Total Miles. 2-3-26 | Lab | 7-3-26 | P.O. Ex. O P.O. Weight 103 lbs. 7-3-26 | M.S. | 31-12-26 | Oldham cell shorted. opened up Report JC 64 14-1-27 17-1-27 | Bench Tests | 20-1-27 | Results very poor. Report JC 66 20-1-27 21-1-27 | E.M.S. | 5-6-28 | 5-6-28 | Bench Tests | 13-6-28 | Report - JC 106 - 13-6-28. 13-6-28 | E.M.S. | 29-8-28 | 3 S&H cells made into 6 volt unit to go with the 6 volt Oldham cells used for daily. Report JC 126 6-9-28. 29-8-28 | Bench Tests | 6-9-28 | 6-9-28 | Test | 17-10-28 | P&R cell leaking replaced by spare Ex. cell from S4. Report JC 135 17-10-28 17-10-28 | | 17-7-29 | 17-7-29 | Bench Test | 22-7-29 | Acid renewed. Report JN/S 22-7-29 22-7-29 | E.M.S. | 27-3-30 | no 2 cell failed report JD{J. Draper - Frames}66 27-3-30. 27-3-30 | | | Cells to be used as spares. | ||