Former Owner
- Brian Douglas Stilwell1
- Brick Row Book Shop1
- Bridget Hunt1
- Bridgewater Library1
- Bristol Baptist College1
- Bruce Bannerman1
- Bruce P. Ferrini9
- Brudenell family1
- Brunori Cadamosto1
- Burg Kreuzenstein1
- Burgersdijk & Niermans1
- Burndy Library2
- Bury St Edmunds Abbey3
- Buxheim Charterhouse10
- Byron Reed1
- C Traylen Bookshop1
- C. Duca Visconti Modrone1
- C. W. S. Dixon1
- C.B1
- C.J. Spence1