- 1860 to 18641
- 1865 to 18692
- 1870 to 18740
- 1875 to 18790
- 1880 to 18841
- 1885 to 18891
- 1890 to 18940
- 1895 to 18991
- 1900 to 19041
- 1905 to 19092
- 1910 to 19142
- 1915 to 19194
- 19201
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