Former Owner
- Ibrāhīm al-Shakūrī1
- Ignatius Molitor1
- Institut für Orientalistik (Universität Wien)1
- Ioannēs Grēgoropoulos1
- Irvine Masson1
- Isabel de Bellusseau1
- Isabella d'Este1
- Israel Gollancz1
- J. A. J. Barclay1
- J. A. Shanley1
- J. M. C. Armbruster (Firm)1
- J. Martini1
- J. Techener1
- Jacob Henry Burn1
- Jacopo Ripanda1
- Jacques Auguste de Thou1
- Jacques Vellekoop1
- James C. Byrne1
- James Dyer1
- James Ellsworth1