| Year | 2020 |
| Date | 22-May |
| Volume | 224 |
| Issue | 4,639 |
| Page | 768 |
| Category | Stationary Engine |
| Part | 8 |
| Title | The Middleton Double Sided Beam Engine |
| Author | Rodney Oldfield |
| Notes | Constructs another of Bob Middleton's stationary engines. Flywheel, eccentric straps, eccentric sheaves |