- Urmawī, Sirāj al-Dīn Maḥmūd ibn Abī Bakr, 1198-12831
- Utopias1
- Wills, Ethical1
- Zoology1
- blind-tooled (decoration)1
- envelope flaps (features)1
- historiated initials1
- maghribī (script form)1
- marginalia (annotations)1
- notes (documents)1
- scientific illustrations (images)1
- tables (documents)1
- title pages1
- ʻAlī ibn Abī Ṭālib, Caliph, approximately 600-6611
- ʻAḍudīyah (Ījī, ʻAḍud al-Dīn ʻAbd al-Raḥmān ibn Aḥmad)1
- ʻIṣām al-Asfarāyīnī, Ibrāhīm ibn Muḥammad, 1468 or 1469-1538 or 1539. Taḥqīq al-maḥṣūrāt1
- ʻUmar ibn al-Harawī, 13th cent. Hārūnīyah fī al-taṣrīf1
- ʻUmdah (Ibn Qudāmah, Muwaffaq al-Dīn ʻAbd Allāh ibn Aḥmad)1
- Ḥallāj, al-Ḥusayn ibn Manṣūr, 858 or 859-9221
- Ḥunayn ibn Isḥāq al-ʻIbādī, 809?-873. Masāʼil fī al-ṭibb lil-mutaʻallimīn1