Former Owner
- Johan C. Jackson1
- Johann Heinrich van Ess2
- Johannes Patou1
- John Eliot Hodgkin1
- John Estmond1
- John Frederick Lewis29
- John Ives1
- Joseph E. Widener1
- Ludwig Rosenthal1
- Luigi Arrigoni1
- Maggs Bros Ltd1
- Maksymilian Mielzynski1
- Mannheimer Hofbibliothek1
- Marchese Linterno1
- Marie-François Duchesne de Beaumanoir1
- Percy Mordaunt Barnard1
- Preston A. Perry1
- Richard Hooker1
- Robert Hoe III2
- S. S. Conant1