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Scientific American, Vol. 47, No. 22 (1882) (1882)
leaf 9
othurian in early life and grows up with its part without iron, bad already been applied by Mr. Birgin, No iron wire is used in any numbers above 40. The wire of Bale, toa motor which was exhibited at the Exhibition eo used in window screens is No. 13, and that employed host, of Electricity in… … exterior bobbin, C, is of soft iron, con- Russia estimates the value of the Si- stituting a solenoid. berian gold mines at $6,000,000 a year. © 1882 SCIENTIFIC AMERICAN, INCInternet Archive · Public domain (published before 1931). Free to use for anything.
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