writers, among whom wemay note with the highest praise him that we have just men-tioned, has disclosed various persons, who seem to have hadideas more or less just of the mechanical power of steam. Theonly one that we consider worthy of notice is Baptista Porta, aNeapolitan, who lived towards the… … Water is boiled in a vessel A, placed upon a furnace. Thesteam rises through the pipe b into the upper part of the box orvessel C, the lower part of which is filled with water. Thepressure of the steam on the surface of the water forces it upthe rising pipe D. 137. Next in the order of time is De…
Steam-engines
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