sahrai: ‘The heavens as they were on April 25, 1384’ by the Persian polymath Mahmud ibn Yahya ibn al-Hasan al-Kashi (completed between 1410 - 11)
sahrai: ‘The heavens as they were on April 25, 1384’ by the Persian polymath Mahmud ibn Yahya ibn al-Hasan al-Kashi (completed between 1410 - 11)
