| Year | 2018 |
| Date | 20-Jul |
| Volume | 221 |
| Issue | 4,591 |
| Page | 179 |
| Category | Boiler |
| Part | 4 |
| Title | Designing Model Boilers Or, The Truth About Model Boilers |
| Author | Martin Johnson |
| Notes | Explains what really happens inside model boilers. Analysing a typical locomotive design, lost heat, heat transfer in the tubes |