| Year | 1975 |
| Date | 04-Jul |
| Volume | 141 |
| Issue | 3,516 |
| Page | 632 |
| Category | Road Locomotive |
| Part | 32 |
| Title | Building the Allchin Traction Engine to 1 1/2 in. scale |
| Author | W.J.Hughes |
| Notes | Setting the valve, testing under air, raising steam, the tender, construction of the tender, annealing |