- 1962 to 19633
- 1964 to 19655
- 1966 to 19674
- 1968 to 19694
- 1970 to 19711
- 1972 to 19730
- 1974 to 19750
- 1976 to 19770
- 1978 to 19790
- 1980 to 19810
- 19824
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