- 1869234
- 1870 to 1874629
- 1875 to 1879561
- 1880 to 1884435
- 1885 to 1889120
- 1890 to 189489
- 1895 to 189987
- 1900 to 1904131
- 1905 to 1909126
- 1910 to 191466
- 1915 to 191968
- 1920 to 1924127
- 1925 to 1929179
- 1930 to 193155
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