- 1839 to 1839 525
- 1840 to 1841 1,010
- 1842 to 1843 1,011
- 1844 to 1845 778
- 1846 to 1847 766
- 1848 to 1849 877
- 1850 to 1851 995
- 1852 to 1853 989
- 1854 to 1854 893
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