| Year | 2015 |
| Date | 29-May |
| Volume | 214 |
| Issue | 4,509 |
| Page | 791 |
| Category | Steam |
| Part | |
| Title | Whistle Down The Line |
| Author | Robert Knox |
| Notes | Gives a step-by-step guide to machining a steam whistle casting. Machining the whistle bell, machining the whistle body, completing the body, machining the valve and other details |