| Year | 1979 |
| Date | 20-Jul |
| Volume | 145 |
| Issue | 3,613 |
| Page | 840 |
| Category | Locomotive |
| Part | 18 |
| Title | Bulldog/Dukedog. A 5 in. gauge G.W.R. 4-4-0 locomotive |
| Author | Keith Wilson |
| Notes | Springing for the coupled axles. Open days (Directions to Secklow Lodge, Winkleigh), spring link, spring buckles, springs |