- Manuscripts, Judeo-Arabic1
- Manuscripts, Latin56
- Manuscripts, Marathi1
- Manuscripts, Medieval40
- Manuscripts, Oriental4
- Manuscripts, Pali1
- Manuscripts, Persian10
- Manuscripts, Prakrit2
- Manuscripts, Renaissance53
- Manuscripts, Sanskrit708
- Manuscripts, Thai1
- Manuscripts, Turkish3
- Manār al-anwār fī al-uṣūl (Nasafī, ʻAbd Allāh ibn Aḥmad)1
- Marginalia1
- Marriage (Roman law)1
- Marriage--Religious aspects--Hinduism9
- Massachusetts--Williamstown3
- Mas̲navī (Jalāl al-Dīn Rūmī, Maulana)1
- Mathematics3
- Mathematics, Arab7