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  • ...n red indicate the position of the polar point in past [[Epoch (astronomy)|epochs]] and the constellation in which the [[Equinox|vernal equinox]] occurred at ...me of life on account of their virtue, and the good use they made of it in astronomical and geometrical discoveries, which would not have afforded the time of fore
    13 KB (1,973 words) - 17:58, 12 July 2020