Former Owner
- Deighton, Bell, & Company1
- Despaigne1
- Diego Alphonso1
- Diogo de Mello family1
- Dionysiĭ Vasilevich1
- Domenico Grimani1
- Domenico Silvio Passionei1
- Dominican Nunnery Holy Cross1
- Donato Acciaioli1
- Donaueschingen court library1
- Draycot House1
- Drew Theological School1
- Duke C. Visconti di Modrone1
- Duncan Beresford-Jones1
- E. M. Sowter1
- E.F. Bonaventure1
- Earlier (pre-1956?) call number: C[abinet] 28, F[older] 3.1
- Eberhard von Kniestedt1
- Ebersmunster Abbey1
- Edith Guerrier1