Former Owner
- Anna Vremans1
- Anne of Brittany1
- Antoine Lagnier1
- Antonio Marino de Caboga1
- Arno M. Voynich1
- Artemesia Piccolomini1
- Arthur Griffith1
- Barbara Hackenmayrin1
- Bartholdus and Johann Flachmann1
- Basilica of Sant'Ambrogio1
- Benedetto Pistrucci1
- Benignus of Dijon1
- Benjamin Ashworth1
- Bernard Quaritch Ltd1
- Bernardus de Pedio1
- Bertram Dobell1
- Birch & Son1
- Brunori Cadamosto1
- C.J. Spence1
- Carlo Archinto, 2nd Marquess of Parona, 3rd Count of Trainate1