- 18841,012
- 1885 to 18861,400
- 1887 to 18892,372
- 1890 to 18913,252
- 1892 to 18942,846
- 1895 to 18962,837
- 1897 to 18993,369
- 1900 to 19013,139
- 1902 to 19042,849
- 1905 to 19062,717
- 1907 to 19092,994
- 19102,846
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