| Year | 1931 |
| Date | 24-Dec |
| Volume | 65 |
| Issue | 1,598 |
| Page | 608 |
| Category | Locomotive |
| Part | |
| Title | "Jack Horner". Gauge 1 Narrow Gauge 2-6-2 Locomotive |
| Author | LBSC |
| Notes | Loose eccentric valve gear, pendulum levers and bearings, valve setting with loose eccentric gear |