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 414
n of the preces-sions, and of the anomaly of the precessions, and of obliquity. ANOMALY OF THE PRECESSION OF THE EQUINOXES. 35/ The period of the precession of the equinoxes is 25,816 Egyptianyears; the period of the obliquity of the zodiac is 3434 yearsand a little more; the period of the anomaly… … B ; in the second more slowly from B to C; in the third, withthe same slowness from Cto B; in the fourth, more rapidlyagain from D to ^; in the fifth, with equal rapidity from£ to F; again more slowly from Fto G; with the same slow-ness from G to H; in the last eighth again more rapidly fromH to /,…
Magnetism
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