Former Owner
- Coluccio Salutati2
- Dorothy Abbe2
- Ercole Silva2
- Fabrizio Govi2
- Francis Edwards, Ltd.2
- G. D. Smith2
- G. Michelmore2
- George D. Smith2
- George F. Leighton2
- George Templeton Strong2
- George Venables-Vernon, 5th Baron Vernon2
- Gerard Meerman2
- Giovan Pietro Arrivabene2
- Girolamo d'Adda2
- Goodspeed's Book Shop2
- Guglielmo Libri Carucci dalla Sommaja2
- Harold Baillie Weaver2
- Jacques Rosenthal2
- James Tregaskis2
- John D. Stanitz2