Title: Sharḥ-i bīst bāb
Description: Commentary on Birjandī's Bīst bāb dar taqvīm, a short treatise on chronology and the computation of almanacs; some tables have been ruled, but left unfilled.
Subjects: Arab Astronomy, Early works to 1800, Arab Astrology, Islamic astronomy, Islamic calendar, Persian Manuscripts
People: Birjandī, ʻAbd al-ʻAlī ibn Muḥammad ibn Ḥusayn (active 16th century)