| Year | 2015 |
| Date | 30-Oct |
| Volume | 215 |
| Issue | 4,520 |
| Page | 658 |
| Category | Locomotive |
| Part | 7 |
| Title | Idris A 16mm Locomotive for a Novice Engineer |
| Author | Martin Ranson |
| Notes | An award winning maker of steam launches, turns to locomotive building. Steam connections, cylinder assembly sequence, condensation trap, water pump dimensions, accuracy of nominal sizes, burner types and control |