Lessons in practical electricity; principles, experiments, and arithmetical problems, an elementary text-book (1903)
Swoope, Coates Walton. [from old catalog] · New York, D. Van Nostrand company · leaf 65
sition, due to the earths field, but is not attracted toward the side horizon^ of the basin nearest to the ^ earths magnetic S-pole, as might be expected, we being so much nearer the south than the north ^^ Testneedle. magnetic pole. The poles Fig> 64>_Magnetisation by the Earths Field,of the… … EABTIiS MAGNETISM. 4?
Electricity · Magnetism
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