| Year | 1979 |
| Date | 16-Nov |
| Volume | 145 |
| Issue | 3,621 |
| Page | 1,340 |
| Category | Locomotive |
| Part | 22 |
| Title | Bulldog/Dukedog. A 5 in. gauge G.W.R. 4-4-0 locomotive |
| Author | Keith Wilson |
| Notes | Valve gear. City of Truro photos, expansion link, lifting links, eccentric straps, arrangement of valve gear, eccentric rods, pins, weighshaft bearing |