- 1950 to 19511
- 1952 to 19540
- 1955 to 19560
- 1957 to 19590
- 1960 to 19610
- 1962 to 19640
- 1965 to 19660
- 1967 to 19690
- 1970 to 19710
- 1972 to 19742
- 19754
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