| Year | 1935 |
| Date | 26-Sep |
| Volume | 73 |
| Issue | 1,794 |
| Page | 309 |
| Category | Model Marine Notes |
| Part | 3 |
| Title | Suggestions for Improving Flash Steam Plants. Valve gears for High Efficiency Engines. |
| Author | Edgar T.Westbury |
| Notes | A.W.Martin with "Tornado II", getting the most out of a steam engine, the double acting slide valve engine, longitudinal section of Stuart "Sun" engine, single or multi cylinders? Valves and valve gear, piston valves, horizontal piston valve |