- Italy--Pisa4
- Italy--Rome4
- Iṣfahānī, Maḥmūd ibn ʻAbd al-Raḥmān, 1275 or 1276-1348 or 1349. Tasdīd al-ʻaqāʼid fī sharḥ Tajrīd al-qawāʻid4
- Jewish calendar4
- Jewish religious poetry, Hebrew4
- Jews--Medicine4
- Jurjānī, ʻAlī ibn Muḥammad, al-Sayyid al-Sharīf, 1340-1413. Miṣbāḥ fī sharḥ al-Miftāḥ4
- Jurjānī, ʻAlī ibn Muḥammad, al-Sayyid al-Sharīf, 1340-1413. Ḥāshiyah ʻalá sharḥ Tajrīd al-iʻtiqād4
- Jurjānī, ʻAlī ibn Muḥammad, al-Sayyid al-Sharīf, 1340-1413. ḥāshiyah ʻalá Sharḥ Shamsīyah4
- Kanz al-daqāʼiq (Nasafī, ʻAbd Allāh ibn Aḥmad)4
- Karaite manuscripts4
- Liturgical books4
- Local officials and employees4
- Manuscripts, Greek4
- Marāḥ al-arwāḥ (Ibn Masʻūd, Aḥmad ibn ʻAlī)4
- Massachusetts--Wellesley4
- Medici, Carlo de'4
- Miscellanea4
- Mysticism--Judaism4
- Painted leather bindings4