- 1800 to 1809538
- 1810 to 1819633
- 1820 to 1829609
- 1830 to 18391,044
- 1840 to 18492,009
- 1850 to 18592,034
- 1860 to 18694,357
- 1870 to 18792,771
- 1880 to 18893,449
- 1890 to 18994,229
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