- Lorraine, Nicolas-François, duc de, 1609-16701
- Lucayan Indians1
- López de Legaspi, Miguel, -15721
- Manuscript waste1
- Manuscripts, Catalan1
- Manuscripts, Nahuatl1
- Maps1
- Marriage1
- Marriage (Canon law)1
- Marriage (Canon law)--Dispensations1
- Marshals1
- Marucelli, Benedetto1
- Marucelli, Francesco, 1625-17031
- Massachusetts--Boston1
- Mayenne, Charles de Lorraine, Duc de, 1554-16111
- Medina Sidonia, Alonso Pérez de Guzmán, duque de, 1550-16191
- Medina Sidonia, Juan Alonso de Guzmán, Duque de, -15581
- Medina, Francisco de, 1544-16151
- Meditations1
- Mendoza, Antonio de, approximately 1492-15521