| Year | 1941 |
| Date | 13-Mar |
| Volume | 84 |
| Issue | 2,079 |
| Page | 209 |
| Category | Locomotive |
| Part | |
| Title | 1831. A 3 1/2in. Gauge I.C. Engine-driven Locomotive |
| Author | Edgar T.Westbury |
| Notes | Crankpins, connecting-rods, coupling-rods, jig for drilling connecting rods, alternative method of milling oil wells, coupling rod wrist pin |