| Year | 2018 |
| Date | 25-May |
| Volume | 220 |
| Issue | 4,587 |
| Page | 770 |
| Category | Boiler |
| Part | 2 |
| Title | Designing Model Boilers Or, The Truth About Model Boilers |
| Author | Martin Johnson |
| Notes | Explains what really happens inside model boilers. Validating the computer model, Busbridge's test on 3 1/2 inch gauge Brittania (Britannia?) boiler, Ewin's tests on 5 inch gauge Mona locomotive, full size tests, references |