Former Owner
- Henri Auguste Brölemann3
- John D. Stanitz3
- Joseph Pope3
- Maggs Bros Ltd3
- Milton Fischmann3
- Wilfrid Voynich3
- Alfred Chester Beatty2
- Benjamin Franklin Stevens2
- Bruce P. Ferrini2
- Charles Sumner2
- Charles V. Wheeler2
- Cortlandt F. Bishop2
- Erik von Scherling2
- F Friedman2
- Garegnano Charterhouse2
- George Amos Poole2
- George Arthur Plimpton2
- George F. Leighton2
- Giuseppe Bruschetti2
- Harold Baillie Weaver2