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 250
itepole and not toward that pole of earth toward which lookedthe pole of the loadstone with which it was magnetized? Ironand loadstone, we have said, are of the same primary nature:iron when joined to a loadstone becomes as it were one bodywith it, and not only is one extremity of the iron altered,… … tiguous to the north part of the stone; the crotch of thepointer becomes north. For were this contiguous magneticbody separated from the pole of the terrella or the parts nighthe pole, the other extremity (or the end which when therewas conjunction was in contact with the north part of thestone) is…
Magnetism
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