| Year | 1948 |
| Date | 15-Jul |
| Volume | 99 |
| Issue | 2,460 |
| Page | 60 |
| Category | Locomotive |
| Part | |
| Title | "Maid" and "Minx" |
| Author | LBSC |
| Notes | Joy Valve-Gear. Slide shaft. link work, slide-shaft bearings, motion plate, how to erect the gear, die block and valve fork, old favourite reappears |