- 1857 to 18591
- 1860 to 18641
- 1865 to 18691
- 1870 to 18741
- 1875 to 18791
- 1880 to 18840
- 1885 to 18890
- 1890 to 18942
- 1895 to 18991
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