- Hospitals, Medieval3
- Hymnals3
- Ibn Wahbān, ʻAbd al-Wahhāb ibn Aḥmad, d. 1366 or 7. Qayd al-sharāʼid3
- Ibn al-Muqrī, Ismāʻīl ibn Abī Bakr, 1354-1433 or 1434. Rawḍ al-ṭālib3
- Isabella I, Queen of Spain, 1451-15043
- Islamic magic3
- Italy--Ancona3
- Italy--Ferrara3
- Italy--Sarteano3
- Jamʻ al-jawāmiʻ fī al-uṣūl (Subkī, Tāj al-Dīn ʻAbd al-Wahhāb ibn ʻAlī)3
- Jurjānī, ʻAlī ibn Muḥammad, al-Sayyid al-Sharīf, 1340-1413. Miṣbāḥ fī sharḥ al-Miftāḥ3
- Jāmiʻ al-ṣaḥīḥ (Bukhārī, Muḥammad ibn Ismāʻīl)3
- Karaite manuscripts3
- Latin America3
- Latin poetry3
- Leases3
- Leather bindings3
- Letters patent3
- Manuscripts, Portuguese3
- Maṣābīḥ al-sunnah (Baghawī, al-Ḥusayn ibn Masʻūd)3