- 18648
- 1865 to 186916
- 1870 to 187414
- 1875 to 187912
- 1880 to 188415
- 1885 to 188922
- 1890 to 189415
- 1895 to 189913
- 1900 to 190421
- 1905 to 190923
- 1910 to 191413
- 1915 to 191917
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