- 1877 to 18792
- 1880 to 18841
- 1885 to 18891
- 1890 to 18942
- 1895 to 18994
- 1900 to 19048
- 1905 to 19097
- 1910 to 191414
- 1915 to 191921
- 1920 to 192415
- 1925 to 192930
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