Former Owner
- Wilfrid Voynich10
- Bruce P. Ferrini9
- E. Dwight Church9
- John Dozier Gordan9
- Leo S. Olschki Editore9
- William Young Ottley9
- Henry Yates Thompson8
- James Tregaskis8
- Jerónimos Monastery8
- Joseph E. Widener8
- Karl Wilhelm Hiersemann8
- Luigi Celotti8
- Mary W. T. Dickinson8
- William Taylor Scheide8
- Abbey of Morimondo7
- Alfred Henry Huth7
- Alphonse Labitte7
- Bloomsbury Auctions7
- Christie's7
- Dorothy Abbe7