- 1960 to 19612
- 1962 to 19632
- 1964 to 19652
- 1966 to 19672
- 1968 to 19692
- 1970 to 19716
- 1972 to 19736
- 1974 to 19756
- 1976 to 19776
- 1978 to 19796
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