Former Owner
- House of Sforza1
- Howard Lehman Goodhart1
- Ida M. Havens1
- J. Palmer1
- James F. Drake1
- Johan C. Jackson1
- Johannes Patou1
- John Browne1
- John III of Portugal1
- John Morgan1
- John Topham1
- Joseph E. Widener1
- Lady Margaret Ayloffe1
- Louis Bourguet1
- Maggs Bros Ltd1
- Mannheimer Hofbibliothek1
- Oliver Henry Perkins1
- Peter Arrell Brown Widener1
- Richard Sackville1
- Robert Hoe III1