Si autem animadverterint orbis terrae circuitionem per solis cursum et umbras gnomonis aequinoctialis ex inclinatione caeli ab Eratosthene Cyrenaeo rationibus mathematicis et geometricis methodis esse inventam ducentorum quinquaginta duum milium stadium,
But if they perceive that the circumference of the world, ascertained by the suns course, and the equinoctial shadows of the gnomon and the inclinations of the sky, have been found by Eratosthenes of Cyrene with mathematical calculations and geometric methods to be 252,000 stades,
final_alignments\Vitruvius_Architecture_Book_1.json