swing valve atS. No lbs. above the piston must be deducted from the force of ham’s hot air engine, an engraving of which we reproduce other regulation for speed is required, giving this advantage the up stroke; it isonly transferred from the lower side of from the pages of the Hngineer. This… … with fire clay, which prevents the t 2 clusive of pearls. The natives re- Ss t 0 cover of the furnace from getting ceive no regular wages, only good unduly hot. The fire bricks are food and some articles of clothing, WENHAM’S HEATED AIR ENGINE. separated from the outside shell with occasional small…
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