| Year | 1928 |
| Date | 05-Jan |
| Volume | 58 |
| Issue | 1,391 |
| Page | 6 |
| Category | Locomotive |
| Part | |
| Title | Shops, Shed and Road. A Column of "Live Steam" |
| Author | LBSC |
| Notes | About pop safety valves, how the water behaves in the boiler, no water disturbance with steady blow-off, why the violent action pop valve lifts the water, how to minimise the trouble, Mr. Tiller's errors, remarks in passing, "Scale Speed." Mr Kirk exceeding the limit with "Vindictive", off the road - and how they got her on again (photos by W.W.Stewart) |