Former Owner
- Dawson Turner1
- De Levis1
- Dean Putnam Lockwood1
- Dean of Lukirch1
- Deighton, Bell, & Company1
- Despaigne1
- Diogo de Mello family1
- Dionne Louange1
- Dionysiĭ Vasilevich1
- Domenico Grimani1
- Domenico Silvio Passionei1
- Domenico Toschi1
- Donald S. Klopfer1
- Donaueschingen court library1
- Draycot House1
- E. P. F. Cooper1
- Earlier (pre-1956?) call number: C[abinet] 28, F[older] 3.1
- Edith Guerrier1
- Edith Wetmore1
- Edmund McClure1