| Year | 1985 |
| Date | 01-Nov |
| Volume | 155 |
| Issue | 3,764 |
| Page | 496 |
| Category | "Countryman's Steam" |
| Part | 1 |
| Title | The Dairy Engine. a 2 in. scale model of a self-contained steam plant |
| Author | John Haining |
| Notes | Self-contained steam plants, rural engine builders, continental manufacturers, the Sentinel portable |