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.
