- Massachusetts--Boston3
- Mensural notation3
- Middle East3
- Miftāḥ al-ʻulūm (Sakkākī, Yūsuf ibn Abī Bakr)3
- Moses (Biblical leader)3
- Munfarijah (Ibn al-Naḥwī, Yūsuf ibn Muḥammad)3
- Muqaddimah al-Jazarīyah fī al-tajwīd (Ibn al-Jazarī, Muḥammad ibn Muḥammad)3
- Music3
- Music--Manuscripts3
- Muslim martyrs3
- Nobility3
- North Africa3
- Nuzhat al-nuẓẓār fī ʻilm al-ghubār (Ibn al-Hāʼim, Aḥmad ibn Muḥammad)3
- Ottava rimas, Spanish3
- Persian letters3
- Philip II, King of Spain, 1527-15983
- Philip III, King of Spain, 1578-16213
- Philosophy, Ancient3
- Philosophy, Arab3
- Politics and government3