- Astronomy15
- Astronomy, Arab6
- Astronomy, Medieval1
- Astronomy--Religious aspects--Islam1
- Athīr al-Dīn al-Abharī, al-Mufaḍḍal ibn ʻUmar, -1265. Hidāyat al-ḥikmah1
- Authority--Religious aspects--Islam1
- Autographs25
- Avicenna, 980-10371
- Avicenna, 980-1037. Qaṣidah rūḥānīyah1
- Badr al-Rashīd, Muḥammad ibn Ismāʻīl, -1366. Alfāẓ al-kufr2
- Badʼ al-amālī (Ūshī, ʻAlī ibn ʻUthmān)6
- Bahai Faith1
- Bahai poetry1
- Bahlawān, Mūsá ibn ʻAbd Allāh, -1720 or 1721. Risālah al-qiyāsīyah2
- Bahāristān (Jāmī)1
- Balaibalan1
- Balkan Peninsula1
- Basmalah6
- Battle of Karbalāʼ (Karbalāʼ, Iraq : 680)3
- Bayezid II, Sultan of the Turks, 1447 or 1448-15121