| Year | 2017 |
| Date | 23-Dec |
| Volume | 218 |
| Issue | 4,550 |
| Page | 44 |
| Category | Stationary Engine |
| Part | 2 |
| Title | The Middleton V-4 Oscillating Cylinder Engine |
| Author | Rodney S.Oldfield |
| Notes | Describes a small steam engine that may be creatively customised. Spacer bars and cradle uprights, cylinders, connecting rod big end bearings |