Former Owner
- August Merz1
- Avraham Yedidiah Levi1
- B.S. Cron1
- Baldassarre Boncompagni1
- Basilica of Sant'Ambrogio1
- Benetto Spinelli1
- Bertram Ashburnham, 4th Earl of Ashburnham1
- Biblioteca Trivulziana1
- Bill Ward1
- Birgittinessenklooster Mariënwater1
- Breslauer and Meyer1
- Bristol Baptist College1
- Byron Reed1
- C. Bruscoli1
- Carl Reinhardt1
- Carlos José Gutiérrez de los Ríos y Rohan Chabot Fernán-Núñez1
- Castel-Lodève family1
- Catherine de' Medici1
- Charles Coffin Little1
- Charles Edward Harris-St. John1