Orr, M. A. (Mary Acworth) · London and Edinburgh, Gall and Inglis · leaf 181
nus beside thelast star in the wing of the Virgin (Beta Virginis); PTOLEMY. 145 Ptolemy himself saw her so close behind a certain starin Aquarius that she seemed to touch it with her rays;and in the 83rd year after the death of Alexander,Jupiter had been observed to eclipse the Southern Ass,that is… … Fig. 32. The suns Deferent. (Its eccentricity is exaggerated). The sun was much easier to manage than the planets.Moving always in the same direction, he needed noepicycle, and remaining always in the ecliptic, no wheels.His one irregularity, the varying speed in different partsof the zodiac, which…
Dante Alighieri, 1265-1321 · Astronomy, Ancient · Astronomy, Medieval · Early maps
Internet Archive · Wellesley College Library · Public Domain Mark 1.0. Free to use for anything.
