| Year | 1945 |
| Date | 23-Aug |
| Volume | 93 |
| Issue | 2,311 |
| Page | 179 |
| Category | Locomotive |
| Part | |
| Title | A Three-Speed Gearbox for "1831" |
| Author | Ian Bradley |
| Notes | The gearbox in place, in section and rear end elevation, casing, in course of construction, the controls, primary shaft housing, secondary shaft, final drive shaft, sliding pinions, gear change lever, lever bracket and gate, the reverse gearbox |