Epochae celebriores, astronomis, historicis, chronologis, Chataiorvm, Syro-Graecorvm, Arabvm, Persarvm, Chorasmiorvm, usitatae: ex traditione Ulug Beigi; indiae citra extráque gangem principis / eas primus publicavit, recensuit, et commentariis illustravit Johannes Gravius.

Licence: Public Domain Mark

Credit: Epochae celebriores, astronomis, historicis, chronologis, Chataiorvm, Syro-Graecorvm, Arabvm, Persarvm, Chorasmiorvm, usitatae: ex traditione Ulug Beigi; indiae citra extráque gangem principis / eas primus publicavit, recensuit, et commentariis illustravit Johannes Gravius. Source: Wellcome Collection.