Former Owner
- Brian Douglas Stilwell1
- Brick Row Book Shop1
- Bridget Hunt1
- Bridgewater Library1
- Brinton, Daniel G. 1837-18991
- Bristol Baptist College1
- Bruce Bannerman1
- Brunori Cadamosto1
- Budapest University of Jewish Studies1
- Burg Kreuzenstein1
- Burgersdijk & Niermans1
- Byron Reed1
- Bākīr ibn Muṣṭafá Fūṭī1
- Bālambhaṭṭamuni1
- Bāpaṭa Kṛṣṇabhaṭa1
- Bīkānera Anūpa Saṃskr̥ta Pustakālaya1
- Būtū ʻAbd al-Bāqī1
- C A and V Baldwin1
- C Traylen Bookshop1
- C. Bruscoli1