Former Owner
- Anthony Askew2
- Arthur Annesley, 1st Earl of Anglesey1
- Ashridge Priory4
- Ashton Lever1
- Aulne Abbey1
- Aḥmad ibn Muṣṭafá1
- Baldassarre Boncompagni1
- Battle Abbey1
- Benjamin Franklin Stevens3
- Benjamin Heywood Bright1
- Bern Dibner1
- Bertram Ashburnham, 4th Earl of Ashburnham4
- Bertram Dobell1
- Betty Freudenheim1
- Beverly Chew2
- Brayton C. Ives3
- Bridgewater Library1
- Bristol Baptist College1
- Burndy Library3
- Bury St Edmunds Abbey2