| Year | 1952 |
| Date | 24-Apr |
| Volume | 106 |
| Issue | 2,657 |
| Page | 536 |
| Category | Steam |
| Part | |
| Title | A Model Yarrow Type Boiler, and Why |
| Author | H.J.Rees (Canada) |
| Notes | Components, after brazing, slight misgivings, clean out of sight, the completed boiler with the double-cylinder engine and hand operated feed pump |