- 1833 to 1834474
- 1835 to 1836633
- 1837 to 1839820
- 1840 to 18411,106
- 1842 to 18441,235
- 1845 to 1846928
- 1847 to 18491,068
- 1850 to 18511,068
- 1852 to 18541,176
- 1855 to 18561,085
- 18571,031
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