- Law, Medieval2
- Lawyers2
- Le Fèvre, Jean, approximately 1320-approximately 13901
- Leases2
- Leather bindings20
- Lectionaries7
- Ledger bindings2
- Legal documents1
- Legal formularies1
- Legal instruments21
- Legal instruments (Jewish law)1
- Legal petitions1
- Legends16
- Leicester, Robert Dudley, Earl of, 1532?-15881
- Lemos, Pedro Fernández Ruiz de Castro y Osorio, conde de, active 17th century1
- Lemos, Pedro Fernández de Castro, conde de, 1576-16221
- Leocadia, Saint, -3031
- Leonis, Johannes, -14631
- Letter of Aristeas1
- Letter writing2