| Year | 1941 |
| Date | 22-May |
| Volume | 84 |
| Issue | 2,089 |
| Page | 410 |
| Category | Locomotive |
| Part | |
| Title | 1831. A 3 1/2in. Gauge I.C. Engine-driven Locomotive |
| Author | Edgar T.Westbury |
| Notes | Camshaft and valve gear, main casting, sectional elevation and top plan of main casting, underside plan and side elevation, materials, lubrication, carburation and ignition, construction of engine, notes on detail drawings |