- Manuscript fragments14
- Manuscript waste14
- Manuscripts, Dutch1
- Manuscripts, English1
- Manuscripts, French9
- Manuscripts, German3
- Manuscripts, Greek1
- Manuscripts, Hebrew1
- Manuscripts, Italian18
- Manuscripts, Latin202
- Manuscripts, Medieval237
- Manuscripts, Renaissance1
- Marbled paper bindings2
- Mary, Blessed Virgin, Saint1
- Materia medica1
- Maximus, of Turin, Saint, active 4th century-5th century1
- Mediterranean Region1
- Merlin (Legendary character)1
- Monastic and religious life1
- Monasticism and religious orders--Rules2