Former Owner
- Art ancien S.A.8
- Arthur M. Ellis1
- Baldassarre Boncompagni1
- Beatrice de Fouar1
- Beauvais Cathedral1
- Benedetto Affaticati2
- Benetto Spinelli1
- Bernard Quaritch Ltd15
- Bertram Ashburnham, 4th Earl of Ashburnham21
- Biblioteca Trivulziana1
- Branners Bibliofile Antikvariat1
- Breslauer and Meyer1
- Brian Douglas Stilwell1
- Brick Row Book Shop1
- Bruce P. Ferrini6
- Byron Reed1
- C Traylen Bookshop1
- Cecil H. Clough1
- Certosa di Farneta, Province of Lucca2
- Charles Ede1