- 1827 to 1829356
- 1830 to 1831414
- 1832 to 1834484
- 1835 to 1836566
- 1837 to 1839771
- 1840 to 18411,067
- 1842 to 18441,198
- 1845 to 1846886
- 1847 to 18491,026
- 1850 to 18511,060
- 1852 to 18541,164
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