(Hughes) (16.5. 1831, , - 22.1.1900, ), , (1880). 1850-54 ( , ): ( 1850) ( 1851) . 1855 , ( 1856) , ( 1862) ( ). 1878 . 1879 . , .

.: Fleming J. A., Fifty years of electricity, L. - N. Y., 1921.


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