| Year | 1997 |
| Month | April |
| Volume | 18 |
| Issue | 10 |
| Page | 298 |
| Author | Bertinat |
| Subject | Stationary Engine |
| Key Word | Steam Chest Cover; HP Cylinder Liner; Piston Valve Liner; Top Cylinder Cover; Piston Valvechest Cover |
| Article Title | The Sheldon Compound Steam Engine |