William Gilbert of Colchester, physician of London, On the loadstone and magnetic bodies and on the great magnet the earth. A new physiology, demonstrated with many arguments and experiments .. (1893)
Gilbert, William, 1544-1603, Mottelay, Paul Fleury, b. 1841, tr, Wright, Edward, 1558?-1615 · New York, J. Wiley & sons · leaf 261
tracts them to the one point. • See Book I, Chapter XII. 204 WILLIAM GILBERT, CHAPTER IX. DIRECTIONAL FIGURES SHOWING THE VARIETIES OF ROTA-TION. Having now sufficiently shown, according to magnetic lawsand principles, the demonstrable cause of the motion towarddeterminate points, we have next to… … because, having been magnetized by A, it accords truly andcombines with A ; and yet it is said to be opposite becausewhen the needle is separated from the stone it moves to theopposite part of earth from that toward which the loadstonespole A moves. For if A be the north pole of the terrella,…
Magnetism
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