Former Owner
- Beauvais Cathedral1
- Benedetto Affaticati2
- Bernard Quaritch Ltd8
- Bertram Ashburnham, 4th Earl of Ashburnham10
- Betty Freudenheim1
- Branners Bibliofile Antikvariat1
- Brian Douglas Stilwell1
- Bruce P. Ferrini6
- Burndy Library1
- Buxheim Charterhouse1
- C Traylen Bookshop1
- Certosa di Farneta, Province of Lucca2
- Charles Chardin1
- Charles Ede1
- Charles Lenormand du Coudray1
- Charles V. Wheeler1
- Charlier de Namur1
- Christophorus de Stinglhaim1
- Chrétien-François II de Lamoignon1
- Château d'Anet1