| Year | 1976 |
| Date | 19-Mar |
| Volume | 142 |
| Issue | 3,533 |
| Page | 291 |
| Category | Locomotive |
| Part | 14 |
| Title | Model Locomotive Construction for Beginners |
| Author | Martin Evans |
| Notes | Walschaerts Valve Gear. Designing Walschaerts valve gear, the combination lever, suspension of the expansion link, backset |