- Latin drama (Tragedy)1
- Latin letters, Medieval and modern1
- Latin poetry1
- Letter writing1
- Lion hunting1
- Logic1
- Louis XII, King of France, 1462-15151
- Love poetry, Latin (Medieval and modern)1
- Manuscripts, Arabic1
- Manuscripts, English1
- Manuscripts, European1
- Manuscripts, Hebrew1
- Manuscripts, Latin (Medieval and modern)1
- Manuscripts, Persian1
- Mary, Blessed Virgin, Saint, in the liturgy--Orthodox Eastern Church1
- Massachusetts--Boston1
- Materia medica1
- Medicine1
- Medicine, Greek and Roman1
- Mercy1