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).
Service and mileage record sheet for a Ferranti Simplexer, number 32355.
| Identifier | ExFiles\Box 168\5\ img206 | |
| Date | 6th January 1931 | |
| EXTRA INSTRUMENT RECORD SHEETS 1XNO 3498 Ferranti Simplexer no 32355 Type BS{A J. Barnes - Assistant Manager}1 | Date on | Location | Date off | REMARKS | Miles Reading Start. | Miles Reading Finish. | Miles covered | Total Miles. | |---|---|---|---|---|---|---|---| | 12-2-30 | Lab | 14-7-30 | Tested OK Report T055 12-2-30. | | | | | | 20-8-30 | 18 f IV | 14-11-30 | | 91 | 1493 | 1402 | 1402 | | 14-11-30 | “ | 6-1-31 | | 1493 | 12602 | 11117 | 12511 | | 6-1-31 | “ | | | | | | | No further record kept | ||