| Year | 1937 |
| Date | 30-Sep |
| Volume | 77 |
| Issue | 1,899 |
| Page | 334 |
| Category | Steam |
| Part | |
| Title | The Walschaerts Valve-Gear - How it Works |
| Author | Dr. J.Bradbury Winter |
| Notes | An introduction to Mr. Henry Greenly's "M.R.N." handbook "Walschaerts Valve Gear. Primitive slide-valve, slide valve with lap, diagrammatic sketch of motion |