Former Owner
- Otto Ege6
- William Morris6
- Buxheim Charterhouse5
- Edmund Waterton5
- F Friedman5
- Harrison Horblit5
- James C. Byrne5
- James Lyell5
- Leicester Harmsworth5
- Robert Lehman5
- Walter Arthur Copinger5
- William Augustus White5
- William Gibbons Medlicott5
- William H. Schab5
- Antiquarian Books of Boston4
- Henry Drury4
- Henry Harvey Frost4
- Luigi Celotti4
- Samuel Allen4
- Wilfrid Voynich4