- Leo X, Pope, 1475-15211
- Letter writing1
- Loredano, Leonardo, doge of Venice, 1438-15211
- Love poetry, Latin (Medieval and modern)1
- Manuscripts1
- Manuscripts, Arabic1
- Manuscripts, French1
- Manuscripts, Greek (Medieval and modern)1
- Mariano, Fra1
- Medici, Lorenzo de', 1449-14921
- Metochites, Theodoros, 1270-13321
- Mexico1
- Muḥammad, Prophet, -6321
- Mālik ibn Anas, -7951
- Naqshabandīyah1
- New Spain1
- New Spain. Laws, etc1
- New Spain. Real Audiencia (Mexico City)1
- Orthodox Eastern Church1
- Papal legates1