- 1960 to 196134
- 1962 to 196387
- 1964 to 1965145
- 1966 to 196727
- 1968 to 196948
- 1970 to 197143
- 1972 to 197361
- 1974 to 197590
- 1976 to 1977101
- 1978 to 1979114
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