| Year | 1978 |
| Date | 17-Mar |
| Volume | 144 |
| Issue | 3,581 |
| Page | 329 |
| Category | Locomotive |
| Part | 2 |
| Title | Bulldog/Dukedog. A 5 in. gauge G.W.R. 4-4-0 locomotive |
| Author | Keith Wilson |
| Notes | General arrangement, bogie sides joining framework, frame stiffening plates, g.a. of Dukedog |