- Badr al-ṭāliʻ fī ḥall Jamʻ al-jawāmiʻ (Maḥallī, Jalāl al-Dīn Muḥammad ibn Aḥmad)1
- Bahjah al-Wardīyah (Ibn al-Wardī, Zayn al-Dīn ʻUmar ibn al-Muẓaffar)1
- Bahjah al-marḍīyah (Suyūṭī)1
- Bail (Islamic law)1
- Bathhouses1
- Benedictine nuns1
- Benedictines1
- Bibliographies1
- Birgivî Mehmet Efendi, approximately 1522-1573. ʻAwāmil al-jadīdah1
- Birmāwī, Muḥammad ibn ʻAbd al-Dāʼim, 1362-1428. Nubdhah al-alfīyah fī al-uṣūl al-fiqhīyah1
- Bookplates1
- Booksellers' copies1
- Breviaries1
- Bulqīnī, ʻUmar ibn Raslān, 1324-14031
- Burdah (Būṣīrī, Sharaf al-Dīn Muḥammad ibn Saʻīd)1
- Burhān al-Sharīʻah, Maḥmūd ibn ʻUbayd Allāh, -1274 or 1275. Wiqāyat al-riwāyah1
- Calendars1
- Celestines1
- Character1
- Charitable uses, trusts, and foundations (Islamic law)1