Former Owner
- Giuseppe Martini4
- Jacques Rosenthal4
- Matteo Luigi Canonici4
- Samuel Allen4
- William Morris4
- Abbey of Morimondo3
- Acton Griscom3
- Ambroise Firmin Didot3
- H. P. Kraus (firm)3
- John Rolls, 1st Baron Llangattock3
- Leonello d'Este, Marquis of Ferrara3
- Mary W. T. Dickinson3
- Robert Lehman3
- Wilfrid Voynich3
- William H. Schab3
- Adriana R. Salem2
- Alfred Henry Huth2
- Benedetto Affaticati2
- Benjamin Franklin Stevens2
- Burndy Library2