Former Owner
- J. Martini1
- Jacob Henry Burn1
- Jacob Suter1
- James C. Byrne1
- James Halliwell-Phillipps1
- James K. Moffitt1
- Jan Six VII1
- Johann David Baier1
- Johannes Wigg1
- John Henry Gurney Jr.1
- John Ives1
- John Patteson1
- John R. Anderson & Co1
- John Thomas Beer1
- Joseph Anton Koch1
- Kloster Bredelar1
- Lathrop C. Harper, Inc.1
- Leigh Baker1
- Luigi Celotti1
- Manūchihr Nukhastīn Āṣaf Qājār1