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 tracking component usage and mileage from 1928 to 1930.
| Identifier | ExFiles\Box 168b\3\ img278 | |
| Date | 14th March 1930 | |
| X7535/P. ELECTRICAL EXPERIMENTAL RECORD SHEETS. Table Headers: XNA 7535, Date on., Location., Date off., REMARKS., P&R BDHIA-11 Bolton (202) R79640, Miles reading start., Miles reading finish., Miles covered., Total miles. Row 1: 12-12-28, Received Charged, 28-12-28, Guarantee no LY/51702D, 53.5 lbs. weight Row 2: 28-12-28, 22EX, 17-5-29, 0, 11730, 11730, 11730 Row 3: 17-5-29, ", 1-6-29, 11730, 12439, 709, 12439 Row 4: 1-6-29, ", 1-7-29, 12439, 13352, 913, 13352 Row 5: 1-7-29, ", 12-8-29, 13352, 15801, 2449, 15801 Row 6: 12-8-29, ", 14-9-29, 15801, 16909, 1108, 16909 Row 7: 14-9-29, ", 5-11-29, 16909, 19329, 2420, 19329 Row 8: 5-11-29, ", 6-12-29, 19329, 20631, 1302, 20631 Row 9: 6-12-29, ", 31-1-30, 20631, 23013, 2382, 23013 Row 10: 31-1-30, ", 14-3-30, 23013, 24590, 1577, 24590 Row 11: 14-3-30, ", , 24590 Now obsolete. No further record kept. RD | ||