| Year | 1980 |
| Date | 20-Jun |
| Volume | 146 |
| Issue | 3,635 |
| Page | 744 |
| Category | Locomotive |
| Part | 29 |
| Title | Bulldog/Dukedog. A 5 in. gauge G.W.R. 4-4-0 locomotive |
| Author | Keith Wilson |
| Notes | Boiler for Dukedog. Water gauge & clack bushes, smokebox and firebox tubeplates, regulator tube assembly, brake tube assembly, testing |