Former Owner
- Henry Middleton1
- Henry Probasco1
- Hoepli1
- House of Rucellai1
- House of Strozzi1
- Hôtel Drouot1
- J. Martini1
- J.J. Middleton1
- Jacob Riegel1
- James K. Moffitt1
- Jean-Baptiste Huzard1
- Johannes Baptista Siccus1
- John Bolton1
- John C. Jackson1
- John D. Stanitz1
- John Lee1
- John Ruskin1
- Lathrop C. Harper, Inc.1
- Ludwig Rosenthal's Antiquariaat1
- Luigi Cora1