| Year | 1979 |
| Date | 01-Jun |
| Volume | 145 |
| Issue | 3,610 |
| Page | 646 |
| Category | "Countryman's Steam" |
| Part | 9 |
| Title | A Single-Cylinder Agricultural Traction Engine (Durham & North Yorkshire) in 2 in. Scale |
| Author | John Haining |
| Notes | Lambert's springing, hind wheel spokes, hub, front axle, front wheel spoke, front hub, dimensional layout of hind axle |