Former Owner
- Martin Schøyen2
- Michele Cavaleri2
- Paul Sabatier2
- Robert Hoe III2
- San Sisto, Piacenza2
- Stephen Butler Rare Books & Manuscripts2
- A. Rosenthal Ltd.1
- Acton Griscom1
- Alberto Govi1
- Alvise Bochini1
- Andrea S.1
- Andrea Tessier1
- Antonio Medin1
- Beatrice de Fouar1
- Benetto Spinelli1
- Biblioteca Trivulziana1
- Breslauer and Meyer1
- Brick Row Book Shop1
- Bruce P. Ferrini1
- Byron Reed1