Former Owner
- Johannes Patou1
- John Browne1
- John Frederick Lewis21
- John III of Portugal1
- John Morgan1
- John Topham1
- Joseph E. Widener1
- Karl Wilhelm Hiersemann5
- Lady Margaret Ayloffe1
- Lathrop Colgate Harper2
- Louis Bourguet1
- Luigi Cora1
- Maggs Bros Ltd1
- Mannheimer Hofbibliothek1
- Oliver Henry Perkins1
- Peter Arrell Brown Widener1
- Richard Sackville1
- Robert Hoe III1
- Simon Gratz2
- Sir Alexander Campbell1