Former Owner
- Arthur M. Ellis1
- Ashridge Priory1
- Athelstan Riley1
- Augustus Pugin1
- B.C. Barker-Benfield1
- Baldasarre Boncompagni1
- Baron Paul Adolphe Dieudonné Thiébault1
- Bartholus Blancellus1
- Basilica Gößweinstein1
- Basilica of Santa Maria Novella1
- Basilios Bessarion1
- Battle Abbey1
- Benediktinerinnenabtei St. Walburg1
- Benetto Spinelli1
- Bentley Lyonel John Tollemache, 3rd Baron Tollemache1
- Bergendal Collection1
- Bern Dibner1
- Betty Freudenheim1
- Biblioteca Bottigella1
- Biblioteca Trivulziana1