- 1770 to 17793
- 1780 to 17895
- 1790 to 17996
- 1800 to 18095
- 1810 to 18198
- 1820 to 18295
- 1830 to 18391
- 1840 to 18491
- 1850 to 18591
- 1860 to 18691
- 1870 to 18761
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