- Medicine, Medieval1
- Medicine, Medieval--Manuscripts3
- Medicine, Persian3
- Medicine--Formulae, receipts, prescriptions1
- Medicine--Manuscripts3
- Medicine--Study and teaching2
- Medina Sidonia, Alonso Pérez de Guzmán, duque de, 1550-16191
- Medina Sidonia, Juan Alonso de Guzmán, Duque de, -15581
- Medina, Francisco de, 1544-16151
- Meditations2
- Megilat Purim al Miṣriyin1
- Meistersinger1
- Melanchthon, Philip, 1497-1560. De officio principum1
- Mendoza, Antonio de, approximately 1492-15521
- Mensural notation1
- Merchants7
- Metaphysics4
- Mexico14
- Mexico--Culhuacán1
- Mexico--Mexico City7