. Human physiology : designed for colleges and the higher classes in schools, and for general reading. THE VOICE. 265 Accurate adjustment of vocal and articulating muscles. French and other European nations can be produced by blowinginto the tube, Fig. 146, by blowing at a without using the Kempelen, of Vienna, the inventor of Maelzels automatonchess-player, carried the imitation of the human voice stillfarther. He produced an instrument capable of uttering certainwords and short phrases in Latin and French. But it is notknown exactly how he accomplished this, as he kept the mattersecr
. Human physiology : designed for colleges and the higher classes in schools, and for general reading. THE VOICE. 265 Accurate adjustment of vocal and articulating muscles. French and other European nations can be produced by blowinginto the tube, Fig. 146, by blowing at a without using the Kempelen, of Vienna, the inventor of Maelzels automatonchess-player, carried the imitation of the human voice stillfarther. He produced an instrument capable of uttering certainwords and short phrases in Latin and French. But it is notknown exactly how he accomplished this, as he kept the mattersecret. A gentleman of Cambridge, England, investigated thissubject, and among other things found that by blowing througha reed into a conical cavity, the vowel sounds could be pro-duced by altering the size of the aperture for the passage of theair from the cavity, by means of a sliding board. I have alludedto these attempts to imitate the voice, to show by contrastthe wonderful completeness and perfection of the vocal appa-ratus. Kempelens instrument, a box three feet long, couldproduce only a few w
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