| Year | 2011 |
| Date | 25-Feb |
| Volume | 206 |
| Issue | 4,398 |
| Page | 264 |
| Category | Steam |
| Part | |
| Title | Making Cylinder Drain Cocks |
| Author | Ian Couchman |
| Notes | Employs lost wax casting for his 4in Ruston Proctor traction engine. Producing the wax model, making a mould, a good investment! Burning out the wax |