Former Owner
- François-Nicolas Comynet1
- Fritz Rörig1
- George N. Olcott1
- Giacinto della Torre1
- Gilhofer & Ranschburg, Vienna1
- Giovan Pietro Arrivabene1
- Giulio Antonio Acquaviva1
- H. P. Kraus (firm)1
- Harold Baillie Weaver1
- Hautecombe Abbey1
- Johann Heinrich van Ess1
- John Stanley, 18th Earl of Derby1
- Joseph-Félix Allard1
- Laurence William Hodson1
- Leicester Harmsworth1
- Leo S. Olschki Editore1
- Luigi Celotti1
- Maggs Bros Ltd1
- Matteo Luigi Canonici1
- Monastery of Saint Peter (Erfurt, Germany)1