| Year | 2015 |
| Date | 04-Sep |
| Volume | 215 |
| Issue | 4,516 |
| Page | 371 |
| Category | Locomotive |
| Part | 6 |
| Title | Idris A 16mm Locomotive for a Novice Engineer |
| Author | Martin Ranson |
| Notes | An award winning maker of steam launches, turns to locomotive building. Cylinder port block, cylinder |