Former Owner
- Bill Jackson1
- Bill Ward1
- Birch & Son1
- Birgittinessenklooster Mariënwater1
- Bodleian Library1
- Boies Penrose1
- Bonaventura Brem1
- Bone, Michael1
- Bonhams & Butterfield1
- Bonvesino, Marco1
- Breslauer and Meyer1
- Brian Douglas Stilwell1
- Brick Row Book Shop1
- Bridgewater Library1
- Bruce Bannerman1
- Brudenell family1
- Brunori Cadamosto1
- Burg Kreuzenstein1
- Burgersdijk & Niermans1
- Byron Reed1