- Jewish way of life2
- Jews--Dietary laws2
- Jews--Medicine2
- Jurjānī, ʻAlī ibn Muḥammad, al-Sayyid al-Sharīf, 1340-1413. Ḥāshiyah ʻalá Lawāmiʻ al-asrār2
- Jurjānī, ʻAlī ibn Muḥammad, al-Sayyid al-Sharīf, 1340-1413. ḥāshiyah ʻalá Sharḥ Shamsīyah2
- Kanz al-daqāʼiq (Nasafī, ʻAbd Allāh ibn Aḥmad)2
- Khaṭīb al-Baghdādī, Abū Bakr Aḥmad ibn ʻAlī, 1002-1071. Asmāʼ al-mubhamah fī al-anbāʼ al-muḥkamah2
- Latin (Latin Europe)2
- Lent2
- Lollards2
- Lord's Supper2
- Lord's Supper--Adoration2
- Lord's Supper--Catholic Church2
- Mandeville, John, Sir2
- Manuscripts, Armenian2
- Manuscripts, European2
- Manār al-anwār fī al-uṣūl (Nasafī, ʻAbd Allāh ibn Aḥmad)2
- Marbled paper bindings2
- Marāḥ al-arwāḥ (Ibn Masʻūd, Aḥmad ibn ʻAlī)2
- Mass--Celebration2