- Historiated initials38
- Historiography1
- History54
- History, Ancient1
- Holy Week services1
- Humanism2
- Hybrid books4
- Hymnals4
- Hymns3
- Hymns, Armenian1
- Hymns, Church Slavic1
- Hymns, Ethiopic1
- Ibn Amīn al-Dawlah, al-ʻAfīf, active 15th century. Lamḥah al-ʻAfīfīyah fī al-ṭibb1
- Ibn Zaydūn, Aḥmad ibn ʻAbd Allāh, 1003 or 4-1071. Risālah al-jiddīyah1
- Ibn al-Biṭrīq, Yūḥannā, -approximately 8151
- Ibn al-Uqlīshī, Aḥmad ibn Maʻadd, -1155 or 11561
- Illegible markings1
- Illinois--Chicago9
- Illumination of books and manuscripts15
- Illumination of books and manuscripts, Carolingian1