| Year | 1997 |
| Date | 28-Mar |
| Volume | 178 |
| Issue | 4,038 |
| Page | 371 |
| Category | Countryman's Steam |
| Part | 1 |
| Title | Cylinders, Jacketing & Compounding |
| Author | John Haining |
| Notes | Considers the technical development of the road steam engine. Fowler class V ploughing engine of 1889, Foster engine, sectioned Fowler Compound fully steam jacketed cylinder, Oxford pattern double direct safety valves, Fowler Z7 compound ploughing engine |