| Year | 2020 |
| Date | 06-Nov |
| Volume | 225 |
| Issue | 4,651 |
| Page | 636 |
| Category | Stationary Engine |
| Part | 6 |
| Title | Grasshopper Haulage Engine - Vertical Beam |
| Author | Stewart Hart |
| Notes | Completes his trilogy of stationary engines with a grasshopper haulage engine. Vertical beam assembly, alternative vertical beam, swivel base |