| Year | 1907 |
| Date | 18-Jul |
| Volume | 17 |
| Issue | 325 |
| Page | 62 |
| Category | Chats on Model Locomotives |
| Part | |
| Title | Valve Gears |
| Author | H.Greenly |
| Notes | Valve gear suggested by J.Lord, valve gear for valve gear without curved slides, design fo a model 2-4-2 type tank locomotive |