A history of electricity : the intellectual rise in electricity from antiquity to the days of Benjamin Franklin (1898)
Benjamin, Park, 1849-1922 · New York : J. Wiley & Sons · leaf 282
t from that ofthe magnet. The research begins with a comparison of the poles ofthe heavens, the poles of the earth and the poles of thelodestone; and the proposition is at once laid down thatthe poles of a magnet on the earth look toward the polesof the earth, move toward them and are subject to… … GII^BERTS TERREI.I.A.1 In order to prove the like nature of the earth and thelodestone, Gilbert carved a piece of the stone into spheri-cal form; because, as he says, that shape is the most per-fect, agrees best with the earth, which is a globe, and is *From the first edition of his treatise De…
Electricity · Magnetism
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