| Year | 2022 |
| Date | 18-Nov |
| Volume | 229 |
| Issue | 4,704 |
| Page | 696 |
| Category | Stationary Engine |
| Part | 7 |
| Title | Grasshopper Beam Engine |
| Author | Martin Gearing |
| Notes | Presents an ideal beginner's project with great potential for the more experienced builder. Valve operating cam |