| Year | 1975 |
| Date | 07-Feb |
| Volume | 141 |
| Issue | 3,506 |
| Page | 112 |
| Category | Road Locomotive |
| Part | 27 |
| Title | Building the Allchin Traction Engine to 1 1/2 in. scale |
| Author | W.J.Hughes |
| Notes | The big end, the big end strap, fitting the cotter, fabricating the crosshead, the crosshead cheeks, assembly |