| Year | 1935 |
| Date | 21-Nov |
| Volume | 73 |
| Issue | 1,802 |
| Page | 500 |
| Category | Model Marine Notes |
| Part | 4 |
| Title | Suggestions for Improving Flash Steam Plants. Temperature Control |
| Author | Edgar T.Westbury |
| Notes | The engine of A.W.Cockman's "Ifit IV", the copper-invar thermostat (simple form), the bi-metal strip, a spiral coiled bi-metal strip, a liquid thermostat (operating over a narrow temperature range), choice of liquids, a direct controlled pin valve and a quick-thread screw down valve for thermostat operation, method of control, time lag, seperate feed pump for maintaining constant temperature, another method of temperature control |