- Buhūtī, Ṣāliḥ ibn Ḥasan, -1709 or 1710. ʻUmdat al-fāriḍ2
- Burial2
- Bālisī, Abū Bakr ibn Qiwām, -12602
- Bāʻūnīyah, ʻĀʼishah bint Yūsuf, -1516 or 1517. Badīʻīyah2
- Būṣīrī, Sharaf al-Dīn Muḥammad ibn Saʻīd, 1213?-1296? Muḍarīyah2
- Calendar, Chinese2
- California--Berkeley2
- Caucasus2
- Charity laws and legislation (Islamic law)2
- Charms2
- Children (Islamic law)2
- Christian poetry, Arabic2
- Classification2
- Commentaries series2
- Concordances2
- Conics (Apollonius, of Perga)2
- Consolation (Islam)2
- Controlled vocabularies2
- Coptic Christian saints2
- Coptic Church2