| Year | 1991 |
| Date | 01-Nov |
| Volume | 167 |
| Issue | 3,908 |
| Page | 516 |
| Category | On Shed |
| Part | 7 |
| Title | Crewe Alexandra. A 5 in. gauge L.N.W.R. Class G.1, 0-8-0 "Coal Engine" |
| Author | Martin Evans |
| Notes | Slide Valve and Joy Gear Modifications. Machining the cylinders, Joy valve gea |