Ms. Arabic. Purchase of Mahmud al-Mansuri collection, 1945. Yellowed cream paper, with watermarks, some torn edges and termite damage; pages repaired. Black ink on title page and text principally in black, with some rubrics; marginal notes; catchwords on rectos. Library of Congress. Mansuri Collection, 5-765. Schoy, K. "Sonnenuhren der spätarabischen Astronomie," Isis, vol. 6, no. 3, 1924, p. 332-360. Nastaʻliq script, 20 lines in ...
Sibṭ Al-Māridīnī, Badr Al-Dīn Muḥammad Ibn Muḥammad
The text is principally based on the writings of ʻAlī ibn Ibrāhīm Ibn al-Shāṭir (1304-1375), as the introduction mentions. The colophon says that the text was copied from a manuscript with many errors written in a bad hand.