- 1764 to 176988
- 1770 to 1779146
- 1780 to 1789205
- 1790 to 1799377
- 1800 to 1809488
- 1810 to 1819556
- 1820 to 1829553
- 1830 to 18391,010
- 1840 to 18491,952
- 1850 to 18591,972
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