| Year | 1923 |
| Date | 20-Dec |
| Volume | 49 |
| Issue | 1,182 |
| Page | 681 |
| Category | Locomotive |
| Part | 3 |
| Title | First Principles in Model Locomotive Building |
| Author | Henry Greenly |
| Notes | Boilers and Some of the Problems Involved. Water-tube arrangement, the action of the blast on a methylated wick lamp, firebox capacity in solid fuel boilers, inner firebox, construction problems, outer shell, flush-head stay, general appearances |