- Isabella I, Queen of Spain, 1451-15043
- Italy--Pisa3
- Jamʻ al-jawāmiʻ fī al-uṣūl (Subkī, Tāj al-Dīn ʻAbd al-Wahhāb ibn ʻAlī)3
- Jewish astronomy3
- Jurjānī, ʻAlī ibn Muḥammad, al-Sayyid al-Sharīf, 1340-1413. Miṣbāḥ fī sharḥ al-Miftāḥ3
- Karaite manuscripts3
- Latin poetry3
- Manuscript fragments3
- Manuscript waste3
- Maṣābīḥ al-sunnah (Baghawī, al-Ḥusayn ibn Masʻūd)3
- Medicine, Medieval--Manuscripts3
- Medicine--Manuscripts3
- Metaphysics3
- Miscellanea3
- Mukhtār lil-fatwá (Mawṣilī, ʻAbd Allāh ibn Maḥmūd)3
- Mulakhkhaṣ fī al-hayʼah (Jaghmīnī, Maḥmūd ibn Muḥammad)3
- Muslim scholars3
- Muṭarrizī, Nāṣir ibn ʻAbd al-Sayyid, 1144-1213. Miṣbāḥ fī al-naḥw3
- Nawawī, 1233-1277. Rawḍat al-ṭālibīn3
- New moon--Religious aspects--Judaism3