- 1960 to 19611
- 1962 to 19641
- 1965 to 19661
- 1967 to 19692
- 1970 to 19712
- 1972 to 19742
- 1975 to 19762
- 1977 to 19792
- 1980 to 19811
- 19821
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