| Year | 1934 |
| Date | 22-Nov |
| Volume | 71 |
| Issue | 1,750 |
| Page | 487 |
| Category | Locomotive |
| Part | |
| Title | "Dyak" |
| Author | LBSC |
| Notes | How to build, valve crossheads, combination levers, union links, how to round off the eyes, crosshead arms, how the complete lap-and-lead movement is assembled |