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Updated: May 31, 2025
Meanwhile the Moors were leaders of science in the west, and Arzachel of Toledo improved the solar tables very much. Ulugh Begh, grandson of the great Tamerlane the Tartar, built a fine observatory at Samarcand in the fifteenth century, and made a great catalogue of stars, the first since the time of Hipparchus. Nicolai Copernicus, a Sclav, was born in 1473 at Thorn, in Polish Prussia.
The Moors in Spain did their share of the work carried on by their Eastern co-religionists, and the first independent star catalogue since the time of Hipparchus was made by another Oriental, Tamerlane's grandson, Ulugh Begh, who built a fine observatory at Samarcand in the fifteenth century.
"Yes, and there's Hec Ross and Jimmie Ben," said Don, "and sure enough, Farquhar Begh. We'll be catching it to-day, whatever," continued Don, cheerfully. "Pshaw! we licked as big men before. It isn't size," said Hughie, with far more confidence than he felt. It was half an hour before the players were ready to begin. The rules of the game were few and simple.
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