| Year | 2022 |
| Date | 20-May |
| Volume | 228 |
| Issue | 4,691 |
| Page | 685 |
| Category | Locomotive |
| Part | |
| Title | Recovering LBSC's Speedy's Performance Through Overhaul of the Piston Valve Assembly |
| Author | Richard Gibbon |
| Notes | Restores a pannier's 'get up and go'. The old piston valve, copper and emery lap, measuring plug, cack on the track |