- 1831 to 1834546
- 1835 to 1839970
- 1840 to 18441,643
- 1845 to 18491,196
- 1850 to 18541,415
- 1855 to 18591,526
- 1860 to 18643,326
- 18651,861
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