- 1941 to 19444
- 1945 to 19496
- 1950 to 19549
- 1955 to 195917
- 1960 to 19649
- 1965 to 19698
- 1970 to 19748
- 1975 to 19797
- 1980 to 19842
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