| Year | 1980 |
| Date | 02-May |
| Volume | 146 |
| Issue | 3,632 |
| Page | 537 |
| Category | "Countryman's Steam" |
| Part | 5 |
| Title | The "Suffolk" Steam Dredging Tractor in 3 in. scale |
| Author | John Haining |
| Notes | 2" scale Durham and N.Yorks. traction engine by Percy Clayton, twin Salter safety valves, cylinder and valve chest detail, cylinders and valve chest, cylinder covers, piston, rings and rod, engine columns |