- 1809188
- 1810 to 1814385
- 1815 to 1819348
- 1820 to 1824432
- 1825 to 1829411
- 1830 to 1834536
- 1835 to 1839888
- 1840 to 18441,599
- 1845 to 18491,139
- 1850 to 18531,282
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