| Year | 1981 |
| Date | 17-Apr |
| Volume | 147 |
| Issue | 3,655 |
| Page | 508 |
| Category | Locomotive |
| Part | 39 |
| Title | Bulldog/Dukedog. A 5 in. gauge G.W.R. 4-4-0 locomotive |
| Author | Keith Wilson |
| Notes | Safety valve, some random notes, top feed, water gauge, Dukedog fountain, regulator |