| Year | 2020 |
| Date | 28-Aug |
| Volume | 225 |
| Issue | 4,646 |
| Page | 343 |
| Category | Stationary Engine |
| Part | 3 |
| Title | Musgrave Non-Dead Centre Compound Steam Engine |
| Author | Helmut Heitzinger |
| Notes | Constructs a model from photographs of a mill engine of an unusual type. HP and LP columns, HP and LP rotary valve assemblies, HP and LP piston components |