| Year | 1907 |
| Date | 05-Sep |
| Volume | 17 |
| Issue | 332 |
| Page | 224 |
| Category | Stationary Engine |
| Part | 8 |
| Title | A Design for a Small Model Undertype Engine |
| Author | Henry Greenly |
| Notes | The Boiler. Throat-plate of firebox & flame guard, smokebox back plate, arrangement of fittings, water gauge, firedoor, alternative, swing pattern firedoor, screw-down blow-off cock |