Book

Epochæ celebriores, astronomis, historicis, chronologis, chataiorvm, syrogræcorvm, arabvum, persarvm, chorasmiorvm, usitatæ, ex traditione ulug Beigi, indiæ citra extráque Gangem principis, eas primus publicavit, recensuit, et commentariis illustravit Johannes Gravius

by Ulugh Beg