Former Owner
- Antonio Ubaldini1
- Art ancien S.A.1
- Assemani family1
- Basilica of Sant'Ambrogio1
- Benetto Spinelli1
- Biblioteca Bottigella1
- Biblioteca Trivulziana1
- Breslauer and Meyer1
- Byron Reed1
- C. Bruscoli1
- Camilla Doria Pallavicini1
- Charles Edward Harris-St. John1
- Charles Joseph Harford1
- Charles Sumner1
- Clarence Howard Clark, Sr.1
- Claude d'Urfé1
- Clement VII1
- D. Manning1
- Daniele Florio1
- Davis & Orioli1