- Monks1
- Monogrammed bindings1
- Montalvan, Alonso de1
- Monte, Leonora Concini, marchesa di1
- Montúfar, Alonso de, active 1512-15701
- More, Thomas, Saint, 1478-15351
- Morocco bindings1
- Mughnī al-labīb ʻan kutub al-aʻārīb (Ibn Hishām, ʻAbd Allāh ibn Yūsuf)1
- Mukhtaṣar al-Manār (Ibn Ḥabīb, Ṭāhir ibn al-Ḥasan)1
- Music1
- Muñiz de Orellana, Francisco1
- Muñiz, Gonzalo1
- Nahuatl language1
- Naper, Alexander1
- Nautical charts1
- Navarre (Kingdom). Cortes1
- Naveda family1
- Netherlands1
- Netherlands--Middelburg1
- New Spain. Viceroy1