| Year | 2020 |
| Date | 25-Sep |
| Volume | 225 |
| Issue | 4,648 |
| Page | 466 |
| Category | Stationary Engine |
| Part | 3 |
| Title | Grasshopper Haulage Engine - Cylinder |
| Author | Stewart Hart |
| Notes | Completes his trilogy of stationary engines with a grasshopper haulage engine. Cylinder base |