- Letter writing, Persian1
- Lettering1
- Libri amicorum1
- Lippomano, Luigi, 1500-15591
- Liquor laws (Islamic law)1
- Liturgical lessons1
- Local history1
- Local history--Sources1
- Local officials and employees--Salaries, etc.1
- Lorraine, Nicolas-François, duc de, 1609-16701
- Love poetry1
- Love poetry, French1
- Lucan, 39-651
- Lucayan Indians1
- Ludwig IV, Holy Roman Emperor, 1282?-13471
- Luria, Isaac ben Solomon, 1534-15721
- Luria, Isaac ben Solomon, 1534-1572. Patora de-aba1
- Luther, Martin, 1483-15461
- Lutheran Church--Controversial literature1
- Macaronic poetry1