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 Exide 6RR5/1/1 Battery (145).
| Identifier | ExFiles\Box 54\2\ Scan145 | |
| Date | 14th May 1924 | |
| ELECTRICAL EXPERIMENTAL RECORD SHEETS. Exide 6RR5/1/1 Battery (145) x4617E Date on. Location. Date off. REMARKS. Miles Reading Start. Miles Reading Finish. Miles covered. Total miles. 16-6-24 Lab. 8-7-24 Received Charged. 8-7-24 9PK 12-12-24 - - 30,955 30,955 12-12-24 9PK 6-4-25 No further record kept 14.5.24. x4617E | ||