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 348
und always pointing toward the pole of the loadstonesituated in the circumference of the plane. Besides, if thestone caused the versorium to revolve by attraction, then inthe first degrees of latitude it would attract toward the mass DTP NOT CAUSED BY ATTRACTION OF LOADSTONE, 29I of the terrella… … For here the point of a versorium in a low latitude neithertouches the stone nor comes into coition with it, only inclinestoward it. Further, when the versorium rotates as it dips, thepole of the versorium is not stayed nor held by the pole of theearth or the terrella, but revolves regularly, nor…
Magnetism
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