- 1478 to 149912
- 1500 to 154935
- 1550 to 159942
- 1600 to 164959
- 1650 to 169965
- 1700 to 1749129
- 1750 to 1799644
- 1800 to 18493,780
- 1850 to 189913,582
- 1900 to 194943,608
- 1950 to 199971,621
- 2000 to 20164,738
The preservation of the Duke University Libraries Digital Collections and the Duke Digital Repository programs are supported in part by the Lowell and Eileen Aptman Digital Preservation Fund