- 1805 to 1809363
- 1810 to 1814432
- 1815 to 1819380
- 1820 to 1824460
- 1825 to 1829426
- 1830 to 1834545
- 1835 to 1839895
- 1840 to 18411,069
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