- Illumination of books and manuscripts, French1
- Illumination of books and manuscripts, Italian1
- Illumination of books and manuscripts, Medieval1
- Italy--Bologna1
- Italy--Ferrara1
- Italy--Florence1
- Italy--Perugia1
- Jerome, Saint, -419 or 4201
- Justinian I, Emperor of the East, 483?-5651
- Kingdom of God1
- Kings and rulers--Genealogy1
- Latin essays1
- Latin poetry1
- Laurence, Saint, of Rome, -2581
- Law commentaries1
- Letters patent1
- Library copies1
- Liturgical books1
- Liturgics--Texts1
- Lord's prayer1