- Manuscripts, Medical1
- Manuscripts, Turkish1
- Marbled paper bindings1
- Margaret, of Antioch, Saint1
- Marina, Saint1
- Marriage customs and rites1
- Marriage--Moral and ethical aspects1
- Matthei, Bernardino1
- Maurice, Saint, -approximately 2871
- Maximus, of Turin, Saint, active 4th century-5th century1
- Maḥzor. Yom Kippur1
- Medea, consort of Aegeus, King of Athens (Mythological character)1
- Medicine, Ancient1
- Medicine, Magic, mystic, and spagiric1
- Mehmed II, Sultan of the Turks, 1432-14811
- Mekhilta of Rabbi Ishmael1
- Memory1
- Merlin (Legendary character)1
- Merovingian scripts1
- Metal clasps1