Annual report of the Board of Regents of the Smithsonian Institution . /A ^-;. Types of Modeled Headdresses on Clay figurine Heads. Monte Cristi Province THE BEGINNING OF THE MECHANICAL TRANSPORTERA IN AMERICA By Carl W. Mitman Curator, Divisions of Mineral and Mechanical Technology, United States National Museum [With 24 plates]I. HOW MAN CAME TO KNOW STEAM Many centuries before the word steam was ever used, learnedEgyptians knew that heat, whether from the sun or a man-madefire, could produce motion of fluids or vapors contained in closed ves-sels. Before the Israelites escaped from Egypt th
Annual report of the Board of Regents of the Smithsonian Institution . /A ^-;. Types of Modeled Headdresses on Clay figurine Heads. Monte Cristi Province THE BEGINNING OF THE MECHANICAL TRANSPORTERA IN AMERICA By Carl W. Mitman Curator, Divisions of Mineral and Mechanical Technology, United States National Museum [With 24 plates]I. HOW MAN CAME TO KNOW STEAM Many centuries before the word steam was ever used, learnedEgyptians knew that heat, whether from the sun or a man-madefire, could produce motion of fluids or vapors contained in closed ves-sels. Before the Israelites escaped from Egypt there was at leastone Egyptian statue of a god, that of Memnon, which on sunnydays, so report says, uttered sounds like the notes of a harp. Thismystified the worshipers and drew members from other sects untilthe priests of a rival belief succeeded in exposing the trick. Extend-ing vertically from a water filled cavity within the statue was asmall pipe with a tiny opening at the top near the mouth, fashionedlike an organ pipe. When the sun shone it heated the water and theres
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Keywords: ., bookauthorsmithsonianinstitutio, bookcentury1800, bookdecade1840
