This codex includes a very large collection of astronomical and mathematical works whose authors include Abū Sahl al-Kūhī, Apollonius, Aqātūn, Ibn al‐Ṣalāḥ, al-Kīndī, and Ṯabit ibn Qurra. The codex also contains several anonymous short tracts, some of which have been attributed to al-Khwārizmī.