Lessons in practical electricity; principles, experiments, and arithmetical problems, an elementary text-book (1902)
Swoope, Coates Walton. [from old catalog] · New York, D. Van Nostrand company · leaf 65
ber Line (Fig. 62.) S-position, due to theearths field, but is notattracted toward the side »o^^.iQmof the basin nearest to the *t^earths magnetic S-pole,as might be expected, webeing so much nearer thesouth than the north magnetic pole. The poles ^.^^ 64.-Magnetisatlon by the Earths Field. of the… … Test-needle, Mr fits ilAGSKTISM: i1
Electricity · Magnetism
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