- 1805 to 1809328
- 1810 to 1814393
- 1815 to 1819350
- 1820 to 1824434
- 1825 to 1829418
- 1830 to 1834540
- 1835 to 1839890
- 1840 to 18411,064
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