| Year | 1997 |
| Date | 31-Dec |
| Volume | 178 |
| Issue | 4,032 |
| Page | 30 |
| Category | Countryman's Steam |
| Part | 3 |
| Title | Historical Note. Wheel design and construction |
| Author | John Haining |
| Notes | Types of wheels for agricultural equipment. Ransomes compound 4nhp, Head and Thompson's farm steamer, Sentinel Rhino |