Former Owner
- Antonio Ubaldini1
- Arno M. Voynich1
- Artemesia Piccolomini1
- Avraham Ḥai Morpurgo1
- Basilica of Sant'Ambrogio1
- Beatrice de Fouar1
- Benjamin Franklin Stevens1
- Breslauer and Meyer1
- Brick Row Book Shop1
- Bruce P. Ferrini1
- C.J. Spence1
- Camillo Riccio1
- Carl Hermann Grabauer1
- Carlo Archinto, 2nd Marquess of Parona, 3rd Count of Trainate1
- Carlo Francesco Frasconi1
- Charles Butler1
- Charles Joseph Harford1
- Charles Stephen Ascherson1
- Charles William Dyson Perrins1
- Clarence Howard Clark, Sr.1