Physical constitution of the sun
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Charles A. Young
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Article
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1885
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Elsevier Science
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English
โ 900 KB
understand how a current, modified by the action of the human voice on a Reiss transmitter, would produce in a magnetic diaphragm such undulations in its magnetic field as would result in the movements necessary to reproduce the articulate speech thrown on the transmitter. Such a view, it will be s