- 1960 to 19614
- 1962 to 19634
- 1964 to 19654
- 1966 to 19674
- 1968 to 19694
- 1970 to 19715
- 1972 to 19739
- 1974 to 19757
- 1976 to 19775
- 1978 to 19795
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