Former Owner
- Alphonse Labitte1
- Alpirsbach Abbey1
- Ambroise Firmin Didot1
- Andreas Wunder1
- Angèle Louise Maggi Spaulding1
- Anna Vremans1
- Barbara Hackenmayrin1
- Baron Paul Adolphe Dieudonné Thiébault1
- Bartholdus and Johann Flachmann1
- Basilica Gößweinstein1
- Bateman family1
- Bertram Ashburnham, 4th Earl of Ashburnham1
- Birch & Son1
- Boies Penrose1
- Boies Penrose II1
- Branners Bibliofile Antikvariat1
- Burndy Library1
- Buxheim Charterhouse1
- Caspar René Gregory1
- Charles Eliot Norton1