- Letter writing, Persian2
- Letter writing, Turkish1
- Letters patent4
- Libraries2
- Lion hunting1
- Lippomano, Luigi, 1500-15591
- Liturgical lessons1
- Liturgics114
- Local finance1
- Local officials and employees2
- Logic17
- Logic, Medieval4
- Lopez Bulhão, Antonio, active 1510-15151
- Lorenzo, Giovanni Battista di1
- Lorraine, Nicolas-François, duc de, 1609-16701
- Louis XII, King of France, 1462-15151
- Love poetry1
- Love poetry, Latin1
- Lucayan Indians1
- Lumʻah al-Dimashqīyah (Shahīd al-Awwal, Muḥammad ibn Makkī)1