- Batista de Lanuza y Tafalla, Miguel, -1659. Vida de la venerable Madre Geronima de San Estevan1
- Batista de Lanuza y Tafalla, Miguel, -1659. Vida de la venerable madre Feliciana de San Ioseph1
- Battles1
- Beards1
- Beverages1
- Bianchi, Ginolfo de'1
- Bible as literature1
- Bible. Psalms1
- Binders' tickets1
- Birth of a person1
- Blaeu, Willem Janszoon, 1571-1638. Teatrum orbis terrarum1
- Blind tooled (decoration)1
- Bookplates1
- Booksellers' copies1
- Bosses (Binding)1
- Breastfeeding (Islamic law)1
- Bāʻūnīyah, ʻĀʼishah bint Yūsuf, -1516 or 1517. Badīʻīyah1
- Bāʻūnīyah, ʻĀʼishah bint Yūsuf, -1516 or 1517. Fatḥ al-mubīn fī madḥ al-Amīn1
- Būṣīrī, Sharaf al-Dīn Muḥammad ibn Saʻīd, 1213?-1296? Hamzīyah fī madḥ Khayr al-Barīyah1
- Būṣīrī, Sharaf al-Dīn Muḥammad ibn Saʻīd, 1213?-1296? Muḍarīyah1