- Islamic poetry1
- Islamic sermons, Arabic1
- Islamic stories1
- Isnawī, ʻAbd al-Raḥīm ibn al-Ḥasan, 1305-13701
- Isra' and Mi`raj of the Prophet Muhammad1
- Italian rotunda (script)1
- Italy1
- Italy--Venice1
- Iʻrāb ʻan qawāʻid al-iʻrāb (Ibn Hishām, ʻAbd Allāh ibn Yūsuf)1
- Iṣfahānī, Maḥmūd ibn ʻAbd al-Raḥmān, 1275 or 1276-1348 or 1349. Tashyīd al-Qawāʻid1
- Iẓhār al-asrār (Birgivî Mehmet Efendi)1
- Jurjānī, ʻAlī ibn Muḥammad, al-Sayyid al-Sharīf, 1340-1413. Ḥāshiyah ʻalá Sharḥ Shamsīyah1
- Jurjānī, ʻAlī ibn Muḥammad, al-Sayyid al-Sharīf, 1340-1413. Ḥāshiyah ʻalá Taḥrīr al-Qawāʻid al-manṭiqīyah1
- Jāmī, 1414-1492. Poems1
- Kabāʼir (Muḥammad ibn ʻAbd al-Wahhāb)1
- Kapitalbünde1
- Khalwatīyah1
- Khānaqāh-i Niʻmat Allāhī1
- Kings and rulers--Religious aspects1
- Kinship (Islamic law)1