Baille, Jean Baptiste Alexandre, b. 1841, Armstrong, John W., ed · New York, Scribner, Armstrong, and co. · leaf 362
he length of the spark, and attracted pub-lic attention to his instruments. In 1856, Hearder, of Eng-land, obtained sparks one inch in length, and soon afterobtained them four inches long. All these results wereobtained by superior insulation, and by winding the second- APPENDIX. 327 ary coil in… … Pages Induction Machine. able by increasing the length of the secondary wire. TheEnglish had set the example to the French, and very soonthe limits were reached. Beyond a certain size of coil theelectricity breaks through the insulation and the coil is 328 WONDERS OF ELECTRICITY. ruined. European…
Electricity
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