Page:Philosophical Transactions - Volume 001.djvu/152

 and one of his Successors in same of his Kingdoms) made at Samarcand, his cheief seat, (for the year of the Hegira 841, for the year of Christ 1437.) who not finding the Tables of Ptolemy to agree sufficiently with the Heavens, did with great diligence, and expense, make observations anew; as Tycho Brahe hath since done. It is a small part of a larger Astronomical Treatise of his, whereof there be divers Persian Manuscript Copies in Oxford. Out of which this is Translated and Published, both in Persian and Latine. by Mr. Thomas Hyde, now Library Keeper to the Bodleyan Library in Oxford: (with Commentaries of his annexed:) Like as another part of it hath formerly been by Mr. John Graves. And it were a desirable work that the whole were Translated, that we might be the better acquainted with what was the Eastern Astronomy at that time.