1. Fī al-falak wa-al-handasah wa-al-ḥisāb. Creator: Menelaus, of AlexandriaṬūsī, al-Muẓaffar ibn Muḥammad, active 12th centuryAlhazen, 965-1039ArchimedesAristarchus, of SamosNasawī, ʻAlī ibn Aḥmad, -1039Omar KhayyamṢābiʼ, Jābir ibn Ibrāhīm, active 10th centurySanjarī, Aḥmad ibn Ibrāhīm, active 10th century-11th centurySijzī, Aḥmad ibn Muḥammad, -1084 or 1085FārābīIbn al-Surá, Aḥmad ibn Muḥammad, -1153 Date: 12--?-13--? Language: Arabic Extent: Chiefly 19 lines per page; some marginalia.
2. Kitāb al-mutawassiṭāt. Creator: EuclidTheodosius, active 1st century B.CAutolycus, active 2nd centuryMenelaus, of AlexandriaHypsicles, of AlexandriaAristarchus, of SamosArchimedesThābit ibn Qurrah al-Ḥarrānī, -901Ibn Shākir, Muḥammad ibn Mūsá, -873Ibn Shākir, Aḥmad ibn Mūsá, -873Ibn Shākir, Ḥasan ibn Mūsá, active 9th centuryUrmawī, ʻAbd al-Muʼmin ibn Yūsuf, approximately 1216-1294 Date: 1265-1371? Language: Arabic Extent: 27 lines per page with some marginalia.
