Title
- Histories Against the Pagans1
- History of France1
- History of the Middle East1
- Homeliae in johannis evangelium1
- Homiliae in Evangelia1
- Homilies on the Gospel of Saint Matthew1
- I fioretti di San Francesco1
- Il Publico di Lorenzo Spirito Perugino1
- Il savio romano1
- Illumination1
- Indulgence1
- Infortiatum1
- Inscription1
- Institutes of Justinian1
- Institutiones1
- Institutiones grammaticae1
- Instructions for bookmaking1
- Instructions to the Ambassador to the Court of Spain1
- Interpretationes nominum Hebraicorum1
- Itinerary1