Former Owner
- Hermann Suchier1
- House of Rucellai1
- J. Martini1
- J. T. Payne1
- J. Techener1
- James F. Drake1
- Jeanne Govro1
- Johann Heinrich van Ess1
- Johannes Baptista Siccus1
- John Bolton1
- John James Lewis1
- John Thomas Beer1
- Lathrop Colgate Harper1
- Lawrence J. Schoenberg1
- Leo Olschki1
- Libreria antiquaria Mediolanum1
- Loftus Bland1
- Luigi Arrigoni1
- Luigi Cora1
- Marchese Linterno1