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).
Experimental record sheet for an Ediswan XSB 557-1-2 battery.
| Identifier | ExFiles\Box 52\4\ Scan059 | |
| Date | 13th August 1930 | |
| ELECTRICAL EXPERIMENTAL RECORD SHEETS Ex No 4502 Battery Ediswan XSB 557-1-2 (2, 6volt units) (221) Date on. | Location. | Date off. | REMARKS. | Miles reading start. | Miles reading finish. | Miles covered | Total Miles. 30-5-29 | Lube. | 3-6-29 | Received Dry. weight 92 lbs. 3-6-29 | Routine | 29-6-29 | 67-5-69,107 7.1, 70:) 1-7-29 | E.M.S. | 12-12-29 12-12-29 | M.S. | 1-4-30 | results good. 1-4-30 | Bench tests | 3-4-30 | Report 5068 3-4-30 9-4-30 | M.S. 13-8-30 | | | No further record kept. Used for Duty. EJ [Side Note]: X. 4502 C | ||